1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/os/ossrv/compressionlibs/ziplib/test/tef/tlibz/src/tzlib_auto.cpp Fri Jun 15 03:10:57 2012 +0200
1.3 @@ -0,0 +1,4610 @@
1.4 +/*
1.5 +* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies).
1.6 +* All rights reserved.
1.7 +* This component and the accompanying materials are made available
1.8 +* under the terms of "Eclipse Public License v1.0"
1.9 +* which accompanies this distribution, and is available
1.10 +* at the URL "http://www.eclipse.org/legal/epl-v10.html".
1.11 +*
1.12 +* Initial Contributors:
1.13 +* Nokia Corporation - initial contribution.
1.14 +*
1.15 +* Contributors:
1.16 +*
1.17 +* Description:
1.18 +*
1.19 +*/
1.20 +
1.21 +
1.22 +#include "tzlib.h"
1.23 +
1.24 +/**
1.25 + * Function Name : TestAdlerinit
1.26 + * TestCase Description: Testing Adler
1.27 + * Return Value: Return KErrNone if adler32=1, else return KErrGeneral
1.28 + */
1.29 +TInt CTestZlib::TestAdlerinit()
1.30 + {
1.31 + TInt res = KErrNone ;
1.32 + unsigned long j=0L;
1.33 +
1.34 + long adler1 = adler32(j,0, 0);
1.35 + if(adler1 == 1)
1.36 + {
1.37 + res=KErrNone ;
1.38 + }
1.39 + else
1.40 + {
1.41 + res = KErrGeneral;
1.42 + }
1.43 + return res;
1.44 + }
1.45 +
1.46 +/**
1.47 + * Function Name : TestAdler
1.48 + * TestCase Description: Testing Adler32
1.49 + * Return Value: Return KErrNone if adler32>0, else return KErrGeneral
1.50 + */
1.51 +TInt CTestZlib::TestAdler()
1.52 + {
1.53 + TInt res = KErrNone ;
1.54 + unsigned char buffer[5]="1234";
1.55 + unsigned int i=4;
1.56 + unsigned long j=0L;
1.57 +
1.58 + long adler1 = adler32(j,0, 0);
1.59 + long adler = adler32(adler1, &buffer[0], i);
1.60 + INFO_PRINTF2(_L("buf %x"),adler);
1.61 +
1.62 + if(adler > 0)
1.63 + {
1.64 + res=KErrNone ;
1.65 + }
1.66 + else
1.67 + {
1.68 + res = KErrGeneral;
1.69 + }
1.70 + return res;
1.71 + }
1.72 +
1.73 +/**
1.74 + * Function Name : TestDeflateReset
1.75 + * TestCase Description: Call deflateReset after deflateInit
1.76 + * Return Value: Returns KErrNone on deflateReset returning Z_OK, else KErrGeneral
1.77 + */
1.78 +TInt CTestZlib::TestDeflateReset()
1.79 + {
1.80 + INFO_PRINTF1(_L("DeflateReset test with valid input"));
1.81 + TInt res = KErrNone ;
1.82 + int level = Z_DEFAULT_COMPRESSION ;
1.83 + uLong len = (uLong)strlen(hello)+1;
1.84 + Byte *compr, *uncompr;
1.85 + uLong comprLen = 20*sizeof(int);
1.86 + uLong uncomprLen = comprLen;
1.87 + int err;
1.88 + z_stream stream;
1.89 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.90 + if (compr == Z_NULL)
1.91 + {
1.92 + return KErrNoMemory;
1.93 + }
1.94 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.95 + if (uncompr == Z_NULL)
1.96 + {
1.97 + free(compr);
1.98 + return KErrNoMemory;
1.99 + }
1.100 +
1.101 + stream.zalloc = (alloc_func)0;
1.102 + stream.zfree = (free_func)0;
1.103 + stream.opaque = (voidpf)0;
1.104 +
1.105 + err = deflateInit(&stream, level);
1.106 + if (err != Z_OK)
1.107 + {
1.108 + free(compr);
1.109 + free(uncompr);
1.110 + return KErrGeneral;
1.111 + }
1.112 +
1.113 + Bytef *dest = compr ;
1.114 + uLongf *destLen = &comprLen;
1.115 + const Bytef *source = (const Bytef*)hello;
1.116 + uLong sourceLen = len;
1.117 +
1.118 + stream.next_in = (Bytef*)source;
1.119 + stream.avail_in = (uInt)sourceLen;
1.120 +#ifdef MAXSEG_64K
1.121 +/* Check for source > 64K on 16-bit machine: */
1.122 +if ((uLong)stream.avail_in != sourceLen)
1.123 + {
1.124 + res = KErrGeneral;
1.125 + }
1.126 +#endif
1.127 +stream.next_out = dest;
1.128 +stream.avail_out = (uInt)*destLen;
1.129 +if ((uLong)stream.avail_out != *destLen)
1.130 + {
1.131 + res = KErrGeneral;
1.132 + }
1.133 +err=deflateReset(&stream);
1.134 +if (err != Z_OK)
1.135 + {
1.136 + res = KErrGeneral;
1.137 + }
1.138 +else
1.139 + {
1.140 + res = KErrNone;
1.141 + }
1.142 +err = deflateEnd(&stream);
1.143 +if (err != Z_OK)
1.144 + {
1.145 + INFO_PRINTF1(_L("Error in deflateEnd"));
1.146 + free(compr);
1.147 + free(uncompr);
1.148 + return KErrGeneral;
1.149 + }
1.150 +free(compr);
1.151 +free(uncompr);
1.152 +return res;
1.153 + }
1.154 +
1.155 +/**
1.156 + * Function Name : TestDeflateReset_fail
1.157 + * TestCase Description: Call deflateReset before calling deflateInit
1.158 + * Return Value: Return KErrNone incase of deflateReset returning Z_STREAM_ERROR, else KErrGeneral
1.159 + */
1.160 +TInt CTestZlib::TestDeflateReset_fail()
1.161 + {
1.162 + TInt res = KErrNone ;
1.163 + uLong len = (uLong)strlen(hello)+1;
1.164 + Byte *compr, *uncompr;
1.165 + uLong comprLen = 20*sizeof(int);
1.166 + uLong uncomprLen = comprLen;
1.167 + int err;
1.168 + z_stream stream;
1.169 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.170 + if (compr == Z_NULL)
1.171 + {
1.172 + return KErrNoMemory;
1.173 + }
1.174 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.175 + if (uncompr == Z_NULL)
1.176 + {
1.177 + free(compr);
1.178 + return KErrNoMemory;
1.179 + }
1.180 +
1.181 + stream.zalloc = (alloc_func)0;
1.182 + stream.zfree = (free_func)0;
1.183 + stream.opaque = (voidpf)0;
1.184 + err=deflateReset(&stream);
1.185 + if (err != Z_OK)
1.186 + {
1.187 + res = KErrNone;
1.188 + }
1.189 + else
1.190 + {
1.191 + res = KErrGeneral;
1.192 + }
1.193 + free(compr);
1.194 + free(uncompr);
1.195 + return res;
1.196 + }
1.197 +
1.198 +/**
1.199 + * Function Name : TestDeflateInit2_bits
1.200 + * TestCase Description: Call deflateInit2_ with window bits = 15 as argument
1.201 + * Return Value: Return KErrNone if deflateInit2_ returns Z_OK
1.202 + */
1.203 +TInt CTestZlib::TestDeflateInit2_bits()
1.204 + {
1.205 + TInt res = KErrNone ;
1.206 + z_stream stream;
1.207 + int err;
1.208 + int level=Z_DEFAULT_COMPRESSION;
1.209 +
1.210 + uLong sourceLen = (uLong)strlen(hello)+1;
1.211 + Byte *compr;
1.212 + uLong comprLen = 10*sizeof(int);
1.213 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.214 + if (compr == Z_NULL)
1.215 + {
1.216 + return KErrNoMemory;
1.217 + }
1.218 + stream.zalloc = (alloc_func)0;
1.219 + stream.zfree = (free_func)0;
1.220 + stream.opaque = (voidpf)0;
1.221 +
1.222 + err= deflateInit2_(&stream, level, 3, 15, 8, 0, zlibVersion(), sizeof(z_stream));
1.223 +
1.224 + if (err != Z_OK)
1.225 + {
1.226 + res = KErrNone;
1.227 + }
1.228 + else
1.229 + {
1.230 + res = KErrGeneral;
1.231 + }
1.232 + free(compr);
1.233 + return res;
1.234 + }
1.235 +
1.236 +/**
1.237 + * Function Name : TestDeflateInit2_level
1.238 + * TestCase Description: Call deflateInit2_ with window bits = 2 as argument
1.239 + * Return Value: Returns KErrNone on deflateInit2_ returning Z_OK
1.240 + */
1.241 +TInt CTestZlib::TestDeflateInit2_level()
1.242 + {
1.243 + TInt res = KErrNone ;
1.244 + z_stream stream;
1.245 + int err;
1.246 + int level=Z_DEFAULT_COMPRESSION;
1.247 +
1.248 + uLong sourceLen = (uLong)strlen(hello)+1;
1.249 + Byte *compr;
1.250 + uLong comprLen = 10*sizeof(int);
1.251 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.252 + if (compr == Z_NULL)
1.253 + {
1.254 + return KErrNoMemory;
1.255 + }
1.256 +
1.257 + stream.zalloc = (alloc_func)0;
1.258 + stream.zfree = (free_func)0;
1.259 + stream.opaque = (voidpf)0;
1.260 +
1.261 + err= deflateInit2_(&stream, level, 3, 2, 8,
1.262 + 0, zlibVersion(), sizeof(z_stream));
1.263 +
1.264 + if (err != Z_OK)
1.265 + {
1.266 + res = KErrNone;
1.267 + }
1.268 + else
1.269 + {
1.270 + res = KErrGeneral;
1.271 + }
1.272 + free(compr);
1.273 + return res;
1.274 + }
1.275 +
1.276 +/**
1.277 + * Function Name : TestInflateInit2_bits
1.278 + * TestCase Description: Call inflateInit2_ with window bits = 5 as argument
1.279 + * Return Value: Returns KErrNone on inflateInit2_ returning Z_OK
1.280 + */
1.281 +TInt CTestZlib::TestInflateInit2_bits()
1.282 + {
1.283 + TInt res = KErrNone ;
1.284 + z_stream d_stream; // decompression stream
1.285 + const char * version;
1.286 + d_stream.zalloc = (alloc_func)0;
1.287 + d_stream.zfree = (free_func)0;
1.288 + d_stream.opaque = (voidpf)0;
1.289 +
1.290 + version = zlibVersion();
1.291 + int ret = inflateInit2_(&d_stream,5,version, sizeof(d_stream));
1.292 + if(ret==0)
1.293 + {
1.294 + res = KErrGeneral;
1.295 + }
1.296 + else
1.297 + {
1.298 + res = KErrNone;
1.299 + }
1.300 + return res;
1.301 + }
1.302 +
1.303 +/**
1.304 + * Function Name : TestGzread
1.305 + * TestCase Description: 1. Open a gz file in read mode
1.306 + * 2. gzRead from the opened file. Reads the given number of uncompressed bytes from the compressed file.
1.307 + * 3. close the gz file
1.308 + * Return Value: Returns KErrNone on reading the gzfile successfully
1.309 + */
1.310 +TInt CTestZlib::TestGzread()
1.311 + {
1.312 + char * buf1 = (char*)malloc(1024);
1.313 + if (buf1 == NULL)
1.314 + {
1.315 + ERR_PRINTF1(_L("Heap out of memory"));
1.316 + return KErrNoMemory;
1.317 + }
1.318 +
1.319 + int len1;
1.320 + TInt res = KErrNone ;
1.321 + char *file=FILETESTGZ;
1.322 + char *infile;
1.323 + gzFile in;
1.324 + infile = file;
1.325 + in = gzopen(infile, "rb");
1.326 + if (in == Z_NULL)
1.327 + {
1.328 + free(buf1);
1.329 + ERR_PRINTF1(_L("Could not open the file"));
1.330 + res = KErrGeneral;
1.331 + return res;
1.332 + }
1.333 + for (;;)
1.334 + {
1.335 + len1 = gzread(in, buf1, sizeof(buf1));
1.336 + if (len1 == 0 )
1.337 + break;
1.338 + else if(len1 < 0 )
1.339 + {
1.340 + INFO_PRINTF1(_L("Error in reading the file"));
1.341 + free(buf1);
1.342 + return KErrGeneral;
1.343 + }
1.344 + }
1.345 + if (gzclose(in) != Z_OK)
1.346 + {
1.347 + ERR_PRINTF1(_L("Could not close the file"));
1.348 + res=KErrGeneral;
1.349 + }
1.350 + free(buf1);
1.351 + return res;
1.352 + }
1.353 +
1.354 +/**
1.355 + * Function Name : TestGzread_fail
1.356 + * TestCase Description: 1. Open a gz file in write mode
1.357 + * 2. gzRead from the file.
1.358 + * 3. close the file
1.359 + * Return Value: Returns KErrNone on gzread returning -1
1.360 + */
1.361 +TInt CTestZlib::TestGzread_fail()
1.362 + {
1.363 + char * buf1 = (char*)malloc(1024);
1.364 + if(buf1==NULL)
1.365 + {
1.366 + return KErrNoMemory;
1.367 + }
1.368 + int len1;
1.369 + TInt res = KErrNone ;
1.370 + gzFile in = Z_NULL;
1.371 + in = gzopen(FILETESTGZ1, "wb");
1.372 + res=(int)in;
1.373 + if (0 == res)
1.374 + {
1.375 + free(buf1);
1.376 + return KErrNoMemory;;
1.377 + }
1.378 +
1.379 + len1 = gzread(in, buf1, sizeof(buf1));
1.380 + if (len1 < 0)
1.381 + {
1.382 + res = KErrNone;
1.383 + }
1.384 + else if (0 == len1)
1.385 + {
1.386 + res = KErrGeneral;
1.387 + }
1.388 +
1.389 + if (gzclose(in) != Z_OK)
1.390 + {
1.391 + free(buf1);
1.392 + INFO_PRINTF1(_L("Error encountered while closing the file"));
1.393 + return KErrGeneral;
1.394 + }
1.395 +
1.396 + free(buf1);
1.397 + return res;
1.398 + }
1.399 +/**
1.400 + * Function Name : test_uncompress
1.401 + * TestCase Description: This is a global function used by many test functions
1.402 + */
1.403 +TInt test_uncompress(Byte * compr,uLong comprLen,Byte * uncompr,uLong uncomprLen)
1.404 + {
1.405 + TInt res = KErrNone ;
1.406 + int err;
1.407 + uLong len = (uLong)strlen(hello)+1;
1.408 +
1.409 + err = compress(compr, &comprLen, (const Bytef*)hello, len);
1.410 +
1.411 + if(err == 0)
1.412 + {
1.413 + strcpy((char*)uncompr, "garbage");
1.414 + err = uncompress(uncompr, &uncomprLen, compr, comprLen);
1.415 + if(err < Z_OK)
1.416 + {
1.417 + res = KErrGeneral ;
1.418 + }
1.419 + }
1.420 + else
1.421 + {
1.422 + res = KErrGeneral;
1.423 + }
1.424 +
1.425 + return res;
1.426 + }
1.427 +/**
1.428 + * Function Name : TestUncompress
1.429 + * TestCase Description: 1. Compress a text sample
1.430 + * 2. Uncompress is called with appropriate lengths
1.431 + * for compressed and uncompressed data
1.432 + *
1.433 + * Return Value: Z_OK
1.434 + */
1.435 +TInt CTestZlib::TestUncompress()
1.436 + {
1.437 + TInt res = KErrNone ;
1.438 + Byte *compr, *uncompr;
1.439 + uLong comprLen = 20*sizeof(int);
1.440 + uLong uncomprLen = comprLen;
1.441 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.442 + if (compr == Z_NULL)
1.443 + {
1.444 + return KErrNoMemory;
1.445 + }
1.446 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.447 + if (uncompr == Z_NULL)
1.448 + {
1.449 + free(compr);
1.450 + return KErrNoMemory;
1.451 + }
1.452 + res = test_uncompress(compr, comprLen, uncompr, uncomprLen);
1.453 + free(compr);
1.454 + free(uncompr);
1.455 + return res;
1.456 + }
1.457 +
1.458 +/**
1.459 + * Function Name : TestUncompressfail
1.460 + * TestCase Description: 1. Uncompress is called with uncompressed length smaller than required
1.461 + *
1.462 + * Return Value: Z_BUF_ERROR
1.463 + */
1.464 +TInt CTestZlib::TestUncompressfail()
1.465 + {
1.466 + TInt res = KErrNone ;
1.467 + Byte *compr, *uncompr;
1.468 + uLong comprLen = 1*sizeof(int);
1.469 + uLong uncomprLen = comprLen;
1.470 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.471 + if (compr == Z_NULL)
1.472 + {
1.473 + return Z_MEM_ERROR;
1.474 + }
1.475 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.476 + if (uncompr == Z_NULL)
1.477 + {
1.478 + free(compr);
1.479 + return KErrNoMemory;
1.480 + }
1.481 + int err = test_uncompress(compr, comprLen, uncompr, uncomprLen);
1.482 + if(err==0)
1.483 + {
1.484 + res = KErrGeneral;
1.485 + }
1.486 + free(compr);
1.487 + free(uncompr);
1.488 + return res;
1.489 + }
1.490 +
1.491 +/**
1.492 + * Function Name : Test_dict_deflate
1.493 + * TestCase Description: This is a global function used by many test functions
1.494 + */
1.495 +TInt CTestZlib::Test_dict_deflate( Byte * compr,uLong comprLen)
1.496 + {
1.497 + TInt res = KErrNone ;
1.498 + z_stream c_stream; /* compression stream */
1.499 + int err;
1.500 +
1.501 + c_stream.zalloc = (alloc_func)0;
1.502 + c_stream.zfree = (free_func)0;
1.503 + c_stream.opaque = (voidpf)0;
1.504 +
1.505 + err = deflateInit(&c_stream, Z_BEST_COMPRESSION);
1.506 + if(err<0)
1.507 + {
1.508 + res = KErrGeneral;
1.509 + return res;
1.510 + }
1.511 +
1.512 + err = deflateSetDictionary(&c_stream,
1.513 + (const Bytef*)dictionary, sizeof(dictionary));
1.514 + if(err<0)
1.515 + {
1.516 + res = KErrGeneral;
1.517 + return res;
1.518 + }
1.519 + dictId = c_stream.adler;
1.520 + c_stream.next_out = compr;
1.521 + c_stream.avail_out = (uInt)comprLen;
1.522 +
1.523 + c_stream.next_in = (Bytef*)hello;
1.524 + c_stream.avail_in = (uInt)strlen(hello)+1;
1.525 +
1.526 + err = deflate(&c_stream, Z_FINISH);
1.527 + if (err != Z_STREAM_END)
1.528 + {
1.529 + res = KErrGeneral;
1.530 + }
1.531 + err = deflateEnd(&c_stream);
1.532 + if (err != 0)
1.533 + {
1.534 + res = KErrGeneral;
1.535 + }
1.536 + return res;
1.537 + }
1.538 +
1.539 +
1.540 +/**
1.541 + * Function Name : Test_dict_inflate
1.542 + * TestCase Description: This is an utility function used by many test functions
1.543 + */
1.544 +TInt CTestZlib::Test_dict_inflate(Byte * compr,uLong comprLen, Byte * uncompr,uLong uncomprLen)
1.545 + {
1.546 + TInt res = KErrNone ;
1.547 + int err;
1.548 + z_stream d_stream; /* decompression stream */
1.549 +
1.550 + strcpy((char*)uncompr, "garbage");
1.551 +
1.552 + d_stream.zalloc = (alloc_func)0;
1.553 + d_stream.zfree = (free_func)0;
1.554 + d_stream.opaque = (voidpf)0;
1.555 +
1.556 + d_stream.next_in = compr;
1.557 + d_stream.avail_in = (uInt)comprLen;
1.558 +
1.559 + err = inflateInit(&d_stream);
1.560 + if(Z_MEM_ERROR == err)
1.561 + {
1.562 + return Z_MEM_ERROR;
1.563 + }
1.564 + else if(Z_VERSION_ERROR == err)
1.565 + {
1.566 + return Z_VERSION_ERROR;
1.567 + }
1.568 +
1.569 + d_stream.next_out = uncompr;
1.570 + d_stream.avail_out = (uInt)uncomprLen;
1.571 +
1.572 + for (;;)
1.573 + {
1.574 + err = inflate(&d_stream, Z_NO_FLUSH);
1.575 + if (err == Z_NEED_DICT)
1.576 + {
1.577 + if (d_stream.adler != dictId)
1.578 + {
1.579 + break;
1.580 + }
1.581 + err = inflateSetDictionary(&d_stream, (const Bytef*)dictionary,
1.582 + sizeof(dictionary));
1.583 + if(err < Z_OK)
1.584 + {
1.585 + INFO_PRINTF1(_L("Error returned by inflateSetDictionary"));
1.586 + break;
1.587 + }
1.588 + }
1.589 + else
1.590 + {
1.591 + break;
1.592 + }
1.593 + } // end of for
1.594 +
1.595 + err = inflateEnd(&d_stream);
1.596 + if (strcmp((char*)uncompr, hello))
1.597 + {
1.598 + INFO_PRINTF1(_L("Bad inflate with dictionary"));
1.599 + res = KErrGeneral;
1.600 + }
1.601 + else
1.602 + {
1.603 + INFO_PRINTF1(_L("Inflate with dictionary successful"));
1.604 + }
1.605 + return res;
1.606 + }
1.607 +
1.608 +/**
1.609 + * Function Name : TestInflateSetDictionary
1.610 + * TestCase Description: 1. Deflate string using an existing dictionary
1.611 + * 2. Uncompress the compressed text using an existing dictionary
1.612 + * Return Value: Z_BUF_ERROR
1.613 + */
1.614 +TInt CTestZlib::TestInflateSetDictionary()
1.615 + {
1.616 + TInt res = KErrNone ;
1.617 + Byte *compr, *uncompr;
1.618 + uLong comprLen = 100*sizeof(int);
1.619 + uLong uncomprLen = comprLen;
1.620 +
1.621 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.622 + if (compr == NULL)
1.623 + {
1.624 + return KErrNoMemory;
1.625 + }
1.626 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.627 + if (uncompr == Z_NULL)
1.628 + {
1.629 + free(compr);
1.630 + return KErrNoMemory;
1.631 + }
1.632 + res = Test_dict_deflate(compr, comprLen);
1.633 + if(res < 0)
1.634 + {
1.635 + free(compr);
1.636 + free(uncompr);
1.637 + return res;
1.638 + }
1.639 + if(res==0)
1.640 + {
1.641 + res=Test_dict_inflate(compr, comprLen, uncompr, uncomprLen);
1.642 + }
1.643 + else
1.644 + {
1.645 + res=KErrGeneral;
1.646 + }
1.647 + free(compr);
1.648 + free(uncompr);
1.649 + return res;
1.650 + }
1.651 +
1.652 +
1.653 +/**
1.654 + * Function Name : TestInflateSetDictionary_size
1.655 + * TestCase Description: 1. Deflate string using an existing dictionary
1.656 + * 2. Uncompress the compresses text using a mismatching dictionary
1.657 + * Return Value: Z_DATA_ERROR
1.658 + */
1.659 +TInt CTestZlib::TestInflateSetDictionary_size()
1.660 + {
1.661 +
1.662 + TInt res=KErrNone;
1.663 + Byte *compr, *uncompr;
1.664 + uLong comprLen = 20*sizeof(int);
1.665 + uLong uncomprLen = comprLen;
1.666 + z_stream d_stream; /* decompression stream */
1.667 +
1.668 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.669 + if (compr == Z_NULL)
1.670 + {
1.671 + return KErrNoMemory;
1.672 + }
1.673 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.674 + if (uncompr == Z_NULL)
1.675 + {
1.676 + free(compr);
1.677 + return KErrNoMemory;
1.678 + }
1.679 +
1.680 + res = Test_dict_deflate(compr, comprLen);
1.681 + if(res<0)
1.682 + {
1.683 + res=KErrGeneral;
1.684 + free(compr);
1.685 + free(uncompr);
1.686 + return res;
1.687 + }
1.688 + strcpy((char*)uncompr, "garbage");
1.689 +
1.690 + d_stream.zalloc = (alloc_func)0;
1.691 + d_stream.zfree = (free_func)0;
1.692 + d_stream.opaque = (voidpf)0;
1.693 +
1.694 + d_stream.next_in = compr;
1.695 + d_stream.avail_in = (uInt)comprLen;
1.696 +
1.697 + int err = inflateInit(&d_stream);
1.698 +
1.699 + d_stream.next_out = uncompr;
1.700 + d_stream.avail_out = (uInt)uncomprLen;
1.701 +
1.702 + for (;;)
1.703 + {
1.704 + int err = inflate(&d_stream, Z_NO_FLUSH);
1.705 + if (err == Z_STREAM_END || err == Z_MEM_ERROR) break;
1.706 + err = inflateSetDictionary(&d_stream, (const Bytef*)dictionary,sizeof(dictionary)+2);
1.707 + if(Z_DATA_ERROR == err)
1.708 + {
1.709 + res=KErrNone;
1.710 + break;
1.711 + }
1.712 + else
1.713 + {
1.714 + res=KErrGeneral;
1.715 + break;
1.716 + }
1.717 + }
1.718 + err = inflateEnd(&d_stream);
1.719 + if(err != Z_OK)
1.720 + {
1.721 + INFO_PRINTF1(_L("InflateEnd failed"));
1.722 + free(compr);
1.723 + free(uncompr);
1.724 + return KErrGeneral;
1.725 + }
1.726 +
1.727 + free(compr);
1.728 + free(uncompr);
1.729 + return res;
1.730 + }
1.731 +
1.732 +/**
1.733 + * Function Name : TestInflateSetDictionary_null
1.734 + * TestCase Description: 1. Deflate string using an existing dictionary
1.735 + * 2. Pass null pointer to inflateSetDictionary
1.736 + * Return Value: Z_DATA_ERROR
1.737 + */
1.738 +TInt CTestZlib::TestInflateSetDictionary_null()
1.739 + {
1.740 + TInt res=KErrNone;
1.741 + Byte *compr, *uncompr;
1.742 + uLong comprLen = 20*sizeof(int);
1.743 + uLong uncomprLen = comprLen;
1.744 +
1.745 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.746 + if (compr == Z_NULL)
1.747 + {
1.748 + return KErrNoMemory;
1.749 + }
1.750 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.751 + if (uncompr == Z_NULL)
1.752 + {
1.753 + free(compr);
1.754 + return KErrNoMemory;
1.755 + }
1.756 +
1.757 + res= Test_dict_deflate(compr, comprLen);
1.758 + if(res == KErrGeneral)
1.759 + {
1.760 + free(compr);
1.761 + free(uncompr);
1.762 + return res;
1.763 + }
1.764 + int err = inflateSetDictionary(NULL, (const Bytef*)dictionary,sizeof(dictionary));
1.765 + if(err != Z_STREAM_ERROR)
1.766 + {
1.767 + res=KErrGeneral;
1.768 + }
1.769 + free(compr);
1.770 + free(uncompr);
1.771 + return res;
1.772 + }
1.773 +
1.774 +/**
1.775 + * Function Name : test_compress
1.776 + * TestCase Description: This is a global function used by many test functions
1.777 + */
1.778 +TInt test_compress(Byte * compr,uLong comprLen,Byte * uncompr,uLong uncomprLen)
1.779 + {
1.780 + int err = KErrNone;
1.781 + uLong len = (uLong)strlen(hello)+1;
1.782 +
1.783 + err = compress(compr, &comprLen, (const Bytef*)hello, len);
1.784 +
1.785 + if(err<0)
1.786 + {
1.787 + return err;
1.788 + }
1.789 + strcpy((char*)uncompr, "garbage");
1.790 +
1.791 + err = uncompress(uncompr, &uncomprLen, compr, comprLen);
1.792 +
1.793 + if(err<0)
1.794 + {
1.795 + return err;
1.796 + }
1.797 + if (strcmp((char*)uncompr, hello))
1.798 + {
1.799 + //INFO_PRINTF1(_L("Uncompressed string does not match with original string"));
1.800 + err = KErrGeneral;
1.801 + }
1.802 + else
1.803 + {
1.804 + err=0;
1.805 + }
1.806 + return err;
1.807 + }
1.808 +
1.809 +/**
1.810 + * Function Name : test_gzgets
1.811 + * TestCase Description: This is a global function used by many test functions
1.812 + */
1.813 +int test_gzgets(const char * fname, Byte * uncompr,uLong uncomprLen)
1.814 + {
1.815 + int err = KErrNone;
1.816 + int len = (int)strlen(hello)+1;
1.817 + gzFile file;
1.818 +
1.819 + file = gzopen(fname, "wb");
1.820 + if (file == NULL)
1.821 + {
1.822 + err = KErrGeneral;
1.823 + return err;
1.824 + }
1.825 + gzputc(file, 'h');
1.826 + if (gzputs(file, "ello") != 4)
1.827 + {
1.828 + err=1;
1.829 + }
1.830 + if (gzprintf(file, ", %s!", "hello") != 8)
1.831 + {
1.832 + err=1;
1.833 + }
1.834 + err = gzseek(file, 1L, SEEK_CUR); /* add one zero byte */
1.835 + if (err < 0)
1.836 + {
1.837 + //INFO_PRINTF1(_L("Error returned by gzssek"));
1.838 + }
1.839 + gzclose(file);
1.840 +
1.841 + file = gzopen(fname, "rb");
1.842 + if (file == NULL)
1.843 + {
1.844 + err = KErrGeneral;
1.845 + return err;
1.846 + }
1.847 + strcpy((char*)uncompr, "garbage");
1.848 + if (gzread(file, uncompr, (unsigned)uncomprLen) != len)
1.849 + {
1.850 + }
1.851 + if (strcmp((char*)uncompr, hello))
1.852 + {
1.853 + err=0;
1.854 + }
1.855 + else
1.856 + {
1.857 + err=1;
1.858 + }
1.859 +
1.860 + err = gzseek(file, -8L, SEEK_CUR);
1.861 + if (err < 0)
1.862 + {
1.863 + //INFO_PRINTF1(_L("Error returned by gzssek"));
1.864 + }
1.865 + gzgets(file, (char*)uncompr, (int)uncomprLen);
1.866 +
1.867 + if (strlen((char*)uncompr) != 7) // " hello!"
1.868 + {
1.869 + err=0;
1.870 + }
1.871 + gzclose(file);
1.872 + return err;
1.873 + }
1.874 +
1.875 +/**
1.876 + * Function Name : TestGzgets
1.877 + * TestCase Description: 1. Open a gz compressed file in read mode
1.878 + * 2. Read certain valid number of bytes from the compressed file
1.879 + * Return Value: Returns read buffer
1.880 + */
1.881 +TInt CTestZlib::TestGzgets()
1.882 + {
1.883 + TInt res = KErrNone ;
1.884 + Byte *compr, *uncompr;
1.885 + uLong comprLen = 20*sizeof(int);
1.886 +
1.887 + uLong uncomprLen = comprLen;
1.888 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.889 + if (compr == Z_NULL)
1.890 + {
1.891 + return KErrNoMemory;
1.892 + }
1.893 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.894 + if (uncompr == Z_NULL)
1.895 + {
1.896 + free(compr);
1.897 + return KErrNoMemory;
1.898 + }
1.899 +
1.900 + res = test_compress(compr, comprLen, uncompr, uncomprLen);
1.901 + if(res < 0)
1.902 + {
1.903 + free(compr);
1.904 + free(uncompr);
1.905 + return KErrNoMemory;
1.906 + }
1.907 + int err=test_gzgets(MYFILE,uncompr, uncomprLen);
1.908 + if(err == 0)
1.909 + {
1.910 + res = KErrGeneral;
1.911 + }
1.912 + free(compr);
1.913 + free(uncompr);
1.914 + return res;
1.915 + }
1.916 +
1.917 +/**
1.918 + * Function Name : test_gzgetsfail
1.919 + * TestCase Description: This is a global function used by many test functions
1.920 + */
1.921 +TInt test_gzgetsfail(const char * fname, Byte * uncompr,int uncomprLen)
1.922 + {
1.923 + TInt res = KErrNone ;
1.924 + char* err;
1.925 + int len = (int)strlen(hello)+1;
1.926 + gzFile file;
1.927 +
1.928 + file = gzopen(fname, "wb");
1.929 + if (file == NULL)
1.930 + {
1.931 + res = KErrGeneral;
1.932 + }
1.933 + err = gzgets(file, (char*)uncompr, uncomprLen);
1.934 +
1.935 + if(err == 0)
1.936 + {
1.937 + res = KErrNone ;
1.938 + }
1.939 + else
1.940 + {
1.941 + res = KErrGeneral;
1.942 + }
1.943 + int err1= gzclose(file);
1.944 + if (err1 != Z_OK)
1.945 + {
1.946 + res = KErrGeneral;
1.947 + }
1.948 + return res;
1.949 + }
1.950 +
1.951 +
1.952 +/**
1.953 + * Function Name : TestgzgetsFail
1.954 + * TestCase Description: 1. Open a gz compressed file in read mode
1.955 + * 2. Invalid number of bytes (negative number) for gzgets
1.956 + * Return Value: Z_NULL
1.957 + */
1.958 +TInt CTestZlib::TestgzgetsFail()
1.959 + {
1.960 + TInt res = KErrNone ;
1.961 + Byte *compr, *uncompr;
1.962 + uLong comprLen = 20*sizeof(int);
1.963 + uLong uncomprLen = comprLen;
1.964 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.965 + if (compr == Z_NULL)
1.966 + {
1.967 + return KErrNoMemory;
1.968 + }
1.969 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.970 + if (uncompr == Z_NULL)
1.971 + {
1.972 + free(compr);
1.973 + return KErrNoMemory;
1.974 + }
1.975 + test_compress(compr, comprLen, uncompr, uncomprLen);
1.976 + int ret= test_gzgetsfail(TESTFILE,uncompr, -1);
1.977 + if(ret == 0)
1.978 + {
1.979 + res = KErrNone ;
1.980 + }
1.981 + else
1.982 + {
1.983 + res = KErrGeneral;
1.984 + }
1.985 +
1.986 + free(compr);
1.987 + free(uncompr);
1.988 + return res;
1.989 + }
1.990 +
1.991 +
1.992 +/**
1.993 + * Function Name : TestgzgetsopenFail
1.994 + * TestCase Description: 1. Open a gz compressed file in read mode
1.995 + * 2. Invalid number of bytes (negative number) for gzgets
1.996 + * Return Value: KErrNone
1.997 + */
1.998 +TInt CTestZlib::TestgzgetsopenFail()
1.999 + {
1.1000 + TInt res = KErrNone ;
1.1001 +
1.1002 + Byte *compr, *uncompr;
1.1003 + uLong comprLen = 20*sizeof(int);
1.1004 + uLong uncomprLen = comprLen;
1.1005 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.1006 + if (compr == Z_NULL)
1.1007 + {
1.1008 + return KErrNoMemory;
1.1009 + }
1.1010 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.1011 + if (uncompr == Z_NULL)
1.1012 + {
1.1013 + free(compr);
1.1014 + return KErrNoMemory;
1.1015 + }
1.1016 + res=test_compress(compr, comprLen, uncompr, uncomprLen);
1.1017 + if(res < 0)
1.1018 + {
1.1019 + free(compr);
1.1020 + free(uncompr);
1.1021 + return KErrNoMemory;
1.1022 + }
1.1023 + int err = test_gzgetsfail(NOFILE,uncompr, uncomprLen);
1.1024 +
1.1025 + if(err != 0)
1.1026 + {
1.1027 + res = KErrNone ;
1.1028 + }
1.1029 + else
1.1030 + {
1.1031 + res = KErrGeneral;
1.1032 + }
1.1033 + free(compr);
1.1034 + free(uncompr);
1.1035 + return res;
1.1036 + }
1.1037 +
1.1038 +
1.1039 +/**
1.1040 + * Function Name : Test_deflate
1.1041 + * TestCase Description: 1. Call deflateInit with valid arguments
1.1042 + * 2. Call deflate with necessary valid arguments
1.1043 + * Return Value: Z_OK
1.1044 + */
1.1045 +TInt CTestZlib::Test_deflate( Byte *compr, uLong comprLen)
1.1046 + {
1.1047 + TInt res = KErrNone ;
1.1048 + z_stream c_stream; /* compression stream */
1.1049 + int err;
1.1050 + uLong len = (uLong)strlen(hello)+1;
1.1051 +
1.1052 + c_stream.zalloc = (alloc_func)0;
1.1053 + c_stream.zfree = (free_func)0;
1.1054 + c_stream.opaque = (voidpf)0;
1.1055 +
1.1056 + err = deflateInit(&c_stream, Z_DEFAULT_COMPRESSION);
1.1057 +
1.1058 + if(err<0)
1.1059 + {
1.1060 + return err;
1.1061 + }
1.1062 + c_stream.next_in = (Bytef*)hello;
1.1063 + c_stream.next_out = compr;
1.1064 +
1.1065 + while (c_stream.total_in != len && c_stream.total_out < comprLen)
1.1066 + {
1.1067 + c_stream.avail_in = c_stream.avail_out = 1; /* force small buffers */
1.1068 + err = deflate(&c_stream, Z_NO_FLUSH);
1.1069 + }
1.1070 + /* Finish the stream, still forcing small buffers: */
1.1071 + for (;;)
1.1072 + {
1.1073 + c_stream.avail_out = 1;
1.1074 + err = deflate(&c_stream, Z_FINISH);
1.1075 + if (err == Z_STREAM_END) break;
1.1076 + if(err!=Z_OK)
1.1077 + {
1.1078 + res = KErrGeneral;
1.1079 + }
1.1080 + }
1.1081 + err = deflateEnd(&c_stream);
1.1082 + if(err!=Z_OK)
1.1083 + {
1.1084 + res = KErrGeneral;
1.1085 + }
1.1086 + return res;
1.1087 + }
1.1088 +
1.1089 +
1.1090 +/**
1.1091 + * Function Name : TestInflate
1.1092 + * TestCase Description: 1. Compress the data using deflate
1.1093 + * 2. inflateInit to initialize internal stream state for decompression
1.1094 + * 3. inflate with necessary valid arguments
1.1095 + * Return Value: Z_OK
1.1096 + */
1.1097 +TInt CTestZlib::TestInflate()
1.1098 + {
1.1099 + TInt res = KErrNone ;
1.1100 + Byte *compr, *uncompr;
1.1101 + uLong comprLen = 20*sizeof(int);
1.1102 + uLong uncomprLen = comprLen;
1.1103 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.1104 + if (compr == Z_NULL)
1.1105 + {
1.1106 + return KErrNoMemory;
1.1107 + }
1.1108 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.1109 + if (uncompr == Z_NULL)
1.1110 + {
1.1111 + free(compr);
1.1112 + return KErrNoMemory;
1.1113 + }
1.1114 + // test_compress_positive(compr, comprLen, uncompr, uncomprLen);
1.1115 + res = Test_deflate(compr, comprLen);
1.1116 + if(res<0)
1.1117 + {
1.1118 + free(compr);
1.1119 + free(uncompr);
1.1120 + return KErrNoMemory;
1.1121 + }
1.1122 +
1.1123 + int err=0;
1.1124 + z_stream d_stream; /* decompression stream */
1.1125 +
1.1126 + strcpy((char*)uncompr, "garbage");
1.1127 +
1.1128 + d_stream.zalloc = (alloc_func)0;
1.1129 + d_stream.zfree = (free_func)0;
1.1130 + d_stream.opaque = (voidpf)0;
1.1131 +
1.1132 + d_stream.next_in = compr;
1.1133 + d_stream.avail_in = 0;
1.1134 + d_stream.next_out = uncompr;
1.1135 +
1.1136 + res = inflateInit(&d_stream);
1.1137 +
1.1138 + if(res<0)
1.1139 + {
1.1140 + free(compr);
1.1141 + free(uncompr);
1.1142 + return KErrNoMemory;
1.1143 + }
1.1144 + while (d_stream.total_out < uncomprLen && d_stream.total_in < comprLen)
1.1145 + {
1.1146 + d_stream.avail_in = d_stream.avail_out = 1; /* force small buffers */
1.1147 + err = inflate(&d_stream, Z_SYNC_FLUSH);
1.1148 +
1.1149 + if (err == Z_STREAM_END || err == Z_MEM_ERROR) break;
1.1150 + }
1.1151 + //inflate() should normally be called until it returns Z_STREAM_END
1.1152 +
1.1153 + if(err == Z_MEM_ERROR)
1.1154 + {
1.1155 + err = inflateEnd(&d_stream);
1.1156 + free(compr);
1.1157 + free(uncompr);
1.1158 + return err;
1.1159 + }
1.1160 + err = inflateEnd(&d_stream);
1.1161 +
1.1162 + if (err != Z_OK)
1.1163 + {
1.1164 + res = KErrGeneral;
1.1165 + }
1.1166 + else
1.1167 + {
1.1168 + res=KErrNone ;
1.1169 + }
1.1170 + free(compr);
1.1171 + free(uncompr);
1.1172 + return res;
1.1173 + }
1.1174 +
1.1175 +
1.1176 +/**
1.1177 + * Function Name : TestInflate_fail1
1.1178 + * TestCase Description: 1. Compress the data using deflate
1.1179 + * 2. inflateInit to initialize internal stream state for decompression
1.1180 + * 3. Set avail_in = 0 and call inflate
1.1181 + * Return Value: Z_STREAM_ERROR
1.1182 + */
1.1183 +TInt CTestZlib::TestInflate_fail1()
1.1184 + {
1.1185 + TInt res = KErrNone ;
1.1186 + Byte *compr, *uncompr;
1.1187 + uLong comprLen = 20*sizeof(int);
1.1188 + uLong uncomprLen = comprLen;
1.1189 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.1190 + if (compr == Z_NULL)
1.1191 + {
1.1192 + return KErrNoMemory;
1.1193 + }
1.1194 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.1195 + if (uncompr == Z_NULL)
1.1196 + {
1.1197 + free(compr);
1.1198 + return KErrNoMemory;
1.1199 + }
1.1200 +
1.1201 + // test_compress_positive(compr, comprLen, uncompr, uncomprLen);
1.1202 + res = Test_deflate(compr, comprLen);
1.1203 + if(res<0)
1.1204 + {
1.1205 + free(compr);
1.1206 + free(uncompr);
1.1207 + return KErrNoMemory;
1.1208 + }
1.1209 +
1.1210 + int err;
1.1211 + z_stream d_stream; /* decompression stream */
1.1212 +
1.1213 + strcpy((char*)uncompr, "garbage");
1.1214 +
1.1215 + d_stream.zalloc = (alloc_func)0;
1.1216 + d_stream.zfree = (free_func)0;
1.1217 + d_stream.opaque = (voidpf)0;
1.1218 +
1.1219 + d_stream.next_in = compr;
1.1220 + d_stream.avail_in = 0;
1.1221 + d_stream.next_out = NULL;
1.1222 +
1.1223 + err = inflateInit(&d_stream);
1.1224 +
1.1225 + while (d_stream.total_out < uncomprLen && d_stream.total_in < comprLen)
1.1226 + {
1.1227 + d_stream.avail_in = 0;
1.1228 + d_stream.avail_out = 1; /* force small buffers */
1.1229 + err = inflate(&d_stream, Z_NO_FLUSH);
1.1230 + if (err == Z_STREAM_ERROR) break;
1.1231 + }
1.1232 + //inflate() should normally be called until it returns Z_STREAM_END
1.1233 +
1.1234 + err = inflateEnd(&d_stream);
1.1235 +
1.1236 + if (err != Z_OK)
1.1237 + {
1.1238 + res = KErrGeneral;
1.1239 + }
1.1240 + else
1.1241 + {
1.1242 + res=KErrNone ;
1.1243 + }
1.1244 + free(compr);
1.1245 + free(uncompr);
1.1246 + return res;
1.1247 + }
1.1248 +
1.1249 +/**
1.1250 + * Function Name : TestInflate_fail1
1.1251 + * TestCase Description: 1. Compress the sample data using deflate
1.1252 + * 2. Call inflateInit to initialize internal stream state for decompression
1.1253 + * 3. Pass Z_NULL to inflate
1.1254 + * Return Value: Z_STREAM_ERROR
1.1255 + */
1.1256 +TInt CTestZlib::TestInflate_fail2()
1.1257 + {
1.1258 + TInt res = KErrNone ;
1.1259 + Byte *compr, *uncompr;
1.1260 + uLong comprLen = 20*sizeof(int);
1.1261 + uLong uncomprLen = comprLen;
1.1262 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.1263 + if (compr == Z_NULL)
1.1264 + {
1.1265 + return KErrNoMemory;
1.1266 + }
1.1267 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.1268 + if (uncompr == Z_NULL)
1.1269 + {
1.1270 + free(compr);
1.1271 + return KErrNoMemory;
1.1272 + }
1.1273 + res = Test_deflate(compr, comprLen);
1.1274 + if(res<0)
1.1275 + {
1.1276 + free(compr);
1.1277 + free(uncompr);
1.1278 + return KErrNoMemory;
1.1279 + }
1.1280 +
1.1281 + int err;
1.1282 + z_stream d_stream; /* decompression stream */
1.1283 +
1.1284 + strcpy((char*)uncompr, "garbage");
1.1285 +
1.1286 + d_stream.zalloc = (alloc_func)0;
1.1287 + d_stream.zfree = (free_func)0;
1.1288 + d_stream.opaque = (voidpf)0;
1.1289 +
1.1290 + d_stream.next_in = compr;
1.1291 + d_stream.avail_in = 0;
1.1292 + d_stream.next_out = uncompr;
1.1293 +
1.1294 + err = inflateInit(&d_stream);
1.1295 +
1.1296 + while (d_stream.total_out < uncomprLen && d_stream.total_in < comprLen)
1.1297 + {
1.1298 + d_stream.avail_in = d_stream.avail_out = 1; /* force small buffers */
1.1299 + err = inflate(NULL, Z_NO_FLUSH);
1.1300 + if (err == Z_STREAM_ERROR) break;
1.1301 + }
1.1302 + //inflate() should normally be called until it returns Z_STREAM_END
1.1303 + err = inflateEnd(&d_stream);
1.1304 +
1.1305 + if (err != Z_OK)
1.1306 + {
1.1307 + res = KErrGeneral;
1.1308 + }
1.1309 + else
1.1310 + {
1.1311 + res=KErrNone ;
1.1312 + }
1.1313 + free(compr);
1.1314 + free(uncompr);
1.1315 + return res;
1.1316 + }
1.1317 +
1.1318 +/**
1.1319 + * Function Name : TestInflate_fail3
1.1320 + * TestCase Description: 1. Compress the sample data using deflate
1.1321 + * 2. Call inflateInit to initialize internal stream state for decompression
1.1322 + * 3. Set avail_out = 0 and call inflate with necessary valid arguments
1.1323 + * Return Value: Z_STREAM_ERROR
1.1324 + */
1.1325 +TInt CTestZlib::TestInflate_fail3()
1.1326 + {
1.1327 + TInt res = KErrNone ;
1.1328 + Byte *compr, *uncompr;
1.1329 + uLong comprLen = 20*sizeof(int);
1.1330 + uLong uncomprLen = comprLen;
1.1331 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.1332 + if (compr == Z_NULL)
1.1333 + {
1.1334 + return KErrNoMemory;
1.1335 + }
1.1336 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.1337 + if (uncompr == Z_NULL)
1.1338 + {
1.1339 + free(compr);
1.1340 + return KErrNoMemory;
1.1341 + }
1.1342 + res = Test_deflate(compr, comprLen);
1.1343 + if(res<0)
1.1344 + {
1.1345 + free(compr);
1.1346 + free(uncompr);
1.1347 + return KErrNoMemory;
1.1348 + }
1.1349 +
1.1350 + int err;
1.1351 + z_stream d_stream; /* decompression stream */
1.1352 +
1.1353 + strcpy((char*)uncompr, "garbage");
1.1354 +
1.1355 + d_stream.zalloc = (alloc_func)0;
1.1356 + d_stream.zfree = (free_func)0;
1.1357 + d_stream.opaque = (voidpf)0;
1.1358 +
1.1359 + d_stream.next_in = NULL;
1.1360 + d_stream.avail_in = 0;
1.1361 + d_stream.next_out = uncompr;
1.1362 +
1.1363 + err = inflateInit(&d_stream);
1.1364 +
1.1365 + while (d_stream.total_out < uncomprLen && d_stream.total_in < comprLen)
1.1366 + {
1.1367 + d_stream.avail_in = 1;
1.1368 + d_stream.avail_out = 0; /* force small buffers */
1.1369 + err = inflate(&d_stream, Z_NO_FLUSH);
1.1370 + if (err == Z_STREAM_ERROR) break;
1.1371 + }
1.1372 + //inflate() should normally be called until it returns Z_STREAM_END
1.1373 +
1.1374 + err = inflateEnd(&d_stream);
1.1375 +
1.1376 + if (err != Z_OK)
1.1377 + {
1.1378 + res = KErrGeneral;
1.1379 + }
1.1380 + else
1.1381 + {
1.1382 + res=KErrNone ;
1.1383 + }
1.1384 + free(compr);
1.1385 + free(uncompr);
1.1386 + return res;
1.1387 + }
1.1388 +
1.1389 +/**
1.1390 + * Function Name : test_compress_positive
1.1391 + * TestCase Description: This is a global function used by many test functions
1.1392 + */
1.1393 +TInt test_compress_positive(Byte * compr,uLong comprLen,Byte * /*uncompr*/,uLong /*uncomprLen*/)
1.1394 + {
1.1395 + TInt res = KErrNone ;
1.1396 + int err;
1.1397 + uLong len = (uLong)strlen(hello)+1;
1.1398 +
1.1399 + err = compress(compr, &comprLen, (const Bytef*)hello, len);
1.1400 + if(err < 0)
1.1401 + {
1.1402 + res = KErrNoMemory;
1.1403 + }
1.1404 +
1.1405 + if(err == 0)
1.1406 + {
1.1407 + res = KErrNone ;
1.1408 + }
1.1409 + else
1.1410 + {
1.1411 + res = KErrGeneral;
1.1412 + }
1.1413 + return res;
1.1414 + }
1.1415 +
1.1416 +/**
1.1417 + * Function Name : test_inflateend_positive
1.1418 + * TestCase Description: This is a global function used by many test functions
1.1419 + */
1.1420 +TInt test_inflateend_positive(Byte * compr,uLong comprLen,Byte * uncompr,uLong uncomprLen)
1.1421 + {
1.1422 + TInt res = KErrNone ;
1.1423 + int err;
1.1424 + z_stream d_stream; // decompression stream
1.1425 +
1.1426 + strcpy((char*)uncompr, "garbage");
1.1427 +
1.1428 + d_stream.zalloc = (alloc_func)0;
1.1429 + d_stream.zfree = (free_func)0;
1.1430 + d_stream.opaque = (voidpf)0;
1.1431 +
1.1432 + d_stream.next_in = compr;
1.1433 + d_stream.avail_in = 0;
1.1434 + d_stream.next_out = uncompr;
1.1435 +
1.1436 + err = inflateInit(&d_stream);
1.1437 + if(err <0)
1.1438 + {
1.1439 + return KErrNoMemory;
1.1440 + }
1.1441 +
1.1442 + while (d_stream.total_out < uncomprLen && d_stream.total_in < comprLen)
1.1443 + {
1.1444 + d_stream.avail_in = d_stream.avail_out = 1; // force small buffers
1.1445 + err = inflate(&d_stream, Z_NO_FLUSH);
1.1446 + if (err == Z_STREAM_END) break;
1.1447 + if(err<0) break;
1.1448 + }
1.1449 +
1.1450 + err = inflateEnd(&d_stream);
1.1451 + if (err != Z_OK)
1.1452 + {
1.1453 + res = KErrGeneral;
1.1454 + }
1.1455 + else
1.1456 + {
1.1457 + res=KErrNone ;
1.1458 + }
1.1459 + return res;
1.1460 + }
1.1461 +
1.1462 +
1.1463 +/**
1.1464 + * Function Name : TestInflateend
1.1465 + * TestCase Description: 1. Compress the sample data using deflate
1.1466 + * 2. inflate to decompress the data
1.1467 + * 3. inflateEnd
1.1468 + * Return Value: Z_OK
1.1469 + */
1.1470 +TInt CTestZlib::TestInflateend()
1.1471 + {
1.1472 + TInt res = KErrNone ;
1.1473 + Byte *compr, *uncompr;
1.1474 + uLong comprLen = 20*sizeof(int);
1.1475 + uLong uncomprLen = comprLen;
1.1476 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.1477 + if (compr == Z_NULL)
1.1478 + {
1.1479 + return KErrNoMemory;
1.1480 + }
1.1481 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.1482 + if (uncompr == Z_NULL)
1.1483 + {
1.1484 + free(compr);
1.1485 + return KErrNoMemory;
1.1486 + }
1.1487 + res= test_compress_positive(compr, comprLen, uncompr, uncomprLen);
1.1488 + if(res<0)
1.1489 + {
1.1490 + free(compr);
1.1491 + free(uncompr);
1.1492 + return KErrNoMemory;
1.1493 + }
1.1494 + res = Test_deflate(compr, comprLen);
1.1495 + if(res<0)
1.1496 + {
1.1497 + free(compr);
1.1498 + free(uncompr);
1.1499 + return KErrNoMemory;
1.1500 + }
1.1501 + res = test_inflateend_positive(compr, comprLen, uncompr, uncomprLen);
1.1502 + if(res <0)
1.1503 + {
1.1504 + free(compr);
1.1505 + free(uncompr);
1.1506 + return res;
1.1507 + }
1.1508 + else if(res==0)
1.1509 + {
1.1510 + res = KErrNone;
1.1511 + }
1.1512 + else
1.1513 + {
1.1514 + res = KErrGeneral;
1.1515 + }
1.1516 + free(compr);
1.1517 + free(uncompr);
1.1518 + return res;
1.1519 + }
1.1520 +
1.1521 +/**
1.1522 + * Function Name : TestInflateend_fail
1.1523 + * TestCase Description: 1. Compress the sample data using deflate
1.1524 + * 2. inflate to decompress the data
1.1525 + * 3. Pass Z_NULL as argument to inflateEnd
1.1526 + * Return Value: Z_STREAM_ERROR
1.1527 + */
1.1528 +TInt CTestZlib::TestInflateend_fail()
1.1529 + {
1.1530 + TInt res = KErrNone ;
1.1531 + Byte *compr, *uncompr;
1.1532 + uLong comprLen = 20*sizeof(int);
1.1533 + uLong uncomprLen = comprLen;
1.1534 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.1535 + if (compr == Z_NULL)
1.1536 + {
1.1537 + return KErrNoMemory;
1.1538 + }
1.1539 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.1540 + if (uncompr == Z_NULL)
1.1541 + {
1.1542 + free(compr);
1.1543 + return KErrNoMemory;
1.1544 + }
1.1545 + res=test_compress(compr, comprLen, uncompr, uncomprLen);
1.1546 + if(res<0)
1.1547 + {
1.1548 + free(compr);
1.1549 + free(uncompr);
1.1550 + return KErrNoMemory;
1.1551 + }
1.1552 + res = Test_deflate(compr, comprLen);
1.1553 + if(res<0)
1.1554 + {
1.1555 + free(compr);
1.1556 + free(uncompr);
1.1557 + return KErrNoMemory;
1.1558 + }
1.1559 + int ret= inflateEnd(NULL);
1.1560 + if(ret==0)
1.1561 + {
1.1562 + res = KErrGeneral;
1.1563 + }
1.1564 + else
1.1565 + {
1.1566 + res = KErrNone;
1.1567 + }
1.1568 + free(compr);
1.1569 + free(uncompr);
1.1570 + return res;
1.1571 + }
1.1572 +
1.1573 +/**
1.1574 + * Function Name : TestInflateReset
1.1575 + * TestCase Description: 1. Compress the sample data using deflate
1.1576 + * 2. Call inflateInit to initialize internal stream state for decompression
1.1577 + * 3. Call inflateReset with valid arguments
1.1578 + * Return Value: Z_OK
1.1579 + */
1.1580 +TInt CTestZlib::TestInflateReset()
1.1581 + {
1.1582 + TInt res=KErrNone;
1.1583 + z_stream d_stream; /* decompression stream */
1.1584 + const char * version;
1.1585 + d_stream.zalloc = (alloc_func)0;
1.1586 + d_stream.zfree = (free_func)0;
1.1587 + d_stream.opaque = (voidpf)0;
1.1588 +
1.1589 + Byte *compr, *uncompr;
1.1590 + uLong comprLen = 20*sizeof(int);
1.1591 + uLong uncomprLen = comprLen;
1.1592 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.1593 + if (compr == Z_NULL)
1.1594 + {
1.1595 + return KErrNoMemory;
1.1596 + }
1.1597 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.1598 + if (uncompr == Z_NULL)
1.1599 + {
1.1600 + free(compr);
1.1601 + return KErrNoMemory;
1.1602 + }
1.1603 +
1.1604 + res = Test_deflate(compr, comprLen);
1.1605 + if(res<0)
1.1606 + {
1.1607 + free(compr);
1.1608 + free(uncompr);
1.1609 + return KErrNoMemory;
1.1610 + }
1.1611 + d_stream.next_in = compr;
1.1612 + d_stream.avail_in = 0;
1.1613 + d_stream.next_out = uncompr;
1.1614 + version=zlibVersion();
1.1615 + int err;
1.1616 + err = inflateInit_(&d_stream,(char*)version, sizeof(d_stream));
1.1617 + if(err<0)
1.1618 + {
1.1619 + free(compr);
1.1620 + free(uncompr);
1.1621 + return KErrNoMemory;
1.1622 + }
1.1623 +
1.1624 + err=inflateReset(&d_stream);
1.1625 + if(err<0)
1.1626 + {
1.1627 + inflateEnd(&d_stream);
1.1628 + free(compr);
1.1629 + free(uncompr);
1.1630 + return KErrNoMemory;
1.1631 + }
1.1632 + if(err!=0)
1.1633 + {
1.1634 + res=KErrGeneral;
1.1635 + }
1.1636 + free(compr);
1.1637 + free(uncompr);
1.1638 + res=inflateEnd(&d_stream);
1.1639 + return res;
1.1640 + }
1.1641 +
1.1642 +
1.1643 +/**
1.1644 + * Function Name : TestInflateResetfail1
1.1645 + * TestCase Description: 1. Compress the sample data using deflate
1.1646 + * 2. Call inflateInit to initialize internal stream state for decompression
1.1647 + * 3. Pass Z_NULL as argument to inflateReset
1.1648 + * Return Value: Z_STREAM_ERROR
1.1649 + */
1.1650 +TInt CTestZlib::TestInflateResetfail1()
1.1651 + {
1.1652 + TInt res=KErrNone;
1.1653 + z_stream d_stream; /* decompression stream */
1.1654 + const char * version;
1.1655 + d_stream.zalloc = (alloc_func)0;
1.1656 + d_stream.zfree = (free_func)0;
1.1657 + d_stream.opaque = (voidpf)0;
1.1658 +
1.1659 + Byte *compr, *uncompr;
1.1660 + uLong comprLen = 20*sizeof(int);
1.1661 + uLong uncomprLen = comprLen;
1.1662 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.1663 + if (compr == Z_NULL)
1.1664 + {
1.1665 + return KErrNoMemory;
1.1666 + }
1.1667 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.1668 + if (uncompr == Z_NULL)
1.1669 + {
1.1670 + free(compr);
1.1671 + return KErrNoMemory;
1.1672 + }
1.1673 +
1.1674 + res = Test_deflate(compr, comprLen);
1.1675 + if(res<0)
1.1676 + {
1.1677 + free(compr);
1.1678 + free(uncompr);
1.1679 + return KErrNoMemory;
1.1680 + }
1.1681 + d_stream.next_in = compr;
1.1682 + d_stream.avail_in = 0;
1.1683 + d_stream.next_out = uncompr;
1.1684 + version=zlibVersion();
1.1685 + inflateInit_(&d_stream,(char*)version, sizeof(d_stream));
1.1686 + res=inflateReset(NULL);
1.1687 + if(res!=Z_STREAM_ERROR)
1.1688 + {
1.1689 + res=KErrGeneral;
1.1690 + }
1.1691 + res=inflateEnd(&d_stream);
1.1692 + if(res!=0)
1.1693 + {
1.1694 + res=KErrGeneral;
1.1695 + }
1.1696 + free(compr);
1.1697 + free(uncompr);
1.1698 + return res;
1.1699 + }
1.1700 +
1.1701 +/**
1.1702 + * Function Name : TestInflateInit2_
1.1703 + * TestCase Description: Test inflateInit2_
1.1704 + * Return Value: Z_OK
1.1705 + */
1.1706 +TInt CTestZlib::TestInflateInit2_()
1.1707 + {
1.1708 + TInt res = KErrNone ;
1.1709 + z_stream d_stream; // decompression stream
1.1710 + const char * version;
1.1711 + d_stream.zalloc = (alloc_func)0;
1.1712 + d_stream.zfree = (free_func)0;
1.1713 + d_stream.opaque = (voidpf)0;
1.1714 +
1.1715 + version = zlibVersion();
1.1716 + TInt ret = inflateInit2_(&d_stream,15,version, sizeof(d_stream));
1.1717 + if(ret==0)
1.1718 + {
1.1719 + res = KErrNone;
1.1720 + }
1.1721 + else
1.1722 + {
1.1723 + return ret;
1.1724 + }
1.1725 + inflateEnd(&d_stream);
1.1726 + return res;
1.1727 + }
1.1728 +
1.1729 +/**
1.1730 + * Function Name : TestInflateInit_
1.1731 + * TestCase Description: Test inflateInit_
1.1732 + * Return Value: Z_OK
1.1733 + */
1.1734 +TInt CTestZlib::TestInflateInit_()
1.1735 + {
1.1736 + TInt res = KErrNone ;
1.1737 + z_stream d_stream;
1.1738 + const char * version;
1.1739 + d_stream.zalloc = (alloc_func)0;
1.1740 + d_stream.zfree = (free_func)0;
1.1741 + d_stream.opaque = (voidpf)0;
1.1742 +
1.1743 + Byte *compr, *uncompr;
1.1744 + uLong comprLen = 20*sizeof(int);
1.1745 + uLong uncomprLen = comprLen;
1.1746 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.1747 + if (compr == Z_NULL)
1.1748 + {
1.1749 + return KErrNoMemory;
1.1750 + }
1.1751 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.1752 + if (uncompr == Z_NULL)
1.1753 + {
1.1754 + free(compr);
1.1755 + return KErrNoMemory;
1.1756 + }
1.1757 + res= test_compress_positive(compr, comprLen, uncompr, uncomprLen);
1.1758 + if(res<0)
1.1759 + {
1.1760 + free(compr);
1.1761 + free(uncompr);
1.1762 + return KErrNoMemory;
1.1763 + }
1.1764 +
1.1765 + res = Test_deflate(compr, comprLen);
1.1766 + if(res<0)
1.1767 + {
1.1768 + free(compr);
1.1769 + free(uncompr);
1.1770 + return KErrNoMemory;
1.1771 + }
1.1772 + d_stream.next_in = compr;
1.1773 + d_stream.avail_in = 0;
1.1774 + d_stream.next_out = uncompr;
1.1775 + version=zlibVersion();
1.1776 + int ret = inflateInit_(&d_stream,(char*)version, sizeof(d_stream));
1.1777 + if(ret==0)
1.1778 + {
1.1779 + res = KErrNone;
1.1780 + }
1.1781 + else
1.1782 + {
1.1783 + res = KErrGeneral;
1.1784 + }
1.1785 + inflateEnd(&d_stream);
1.1786 + free(compr);
1.1787 + free(uncompr);
1.1788 + return res;
1.1789 + }
1.1790 +
1.1791 +/**
1.1792 + * Function Name : TestInflateInit2_negative
1.1793 + * TestCase Description: 1. Compress the sample data using deflate
1.1794 + * 2. inflateInit2_ with stream size less than required
1.1795 + * Return Value: Z_MEM_ERROR
1.1796 + */
1.1797 +TInt CTestZlib::TestInflateInit2_negative()
1.1798 + {
1.1799 + TInt res = KErrNone ;
1.1800 + z_stream d_stream; // decompression stream
1.1801 + const char * version;
1.1802 + d_stream.zalloc = (alloc_func)0;
1.1803 + d_stream.zfree = (free_func)0;
1.1804 + d_stream.opaque = (voidpf)0;
1.1805 +
1.1806 + Byte *compr, *uncompr;
1.1807 + uLong comprLen = 20*sizeof(int); // don't overflow on MSDOS
1.1808 + uLong uncomprLen = comprLen;
1.1809 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.1810 + if (compr == Z_NULL)
1.1811 + {
1.1812 + return KErrNoMemory;
1.1813 + }
1.1814 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.1815 + if (uncompr == Z_NULL)
1.1816 + {
1.1817 + free(compr);
1.1818 + return KErrNoMemory;
1.1819 + }
1.1820 +
1.1821 + res = Test_deflate(compr, comprLen);
1.1822 + if(res<0)
1.1823 + {
1.1824 + free(compr);
1.1825 + free(uncompr);
1.1826 + return KErrNoMemory;
1.1827 + }
1.1828 + d_stream.next_in = compr;
1.1829 + d_stream.avail_in = 0;
1.1830 + d_stream.next_out = uncompr;
1.1831 + version=zlibVersion();
1.1832 + int ret = inflateInit2_(&d_stream, 15, version, sizeof(d_stream)-5);
1.1833 + if(ret==0)
1.1834 + {
1.1835 + res = KErrGeneral;
1.1836 + }
1.1837 + else
1.1838 + {
1.1839 + res = KErrNone;
1.1840 + }
1.1841 + free(compr);
1.1842 + free(uncompr);
1.1843 + // inflateEnd(&d_stream);
1.1844 + return res;
1.1845 + }
1.1846 +
1.1847 +/**
1.1848 + * Function Name : TestInflateInit_negative
1.1849 + * TestCase Description: 1. Compress the sample data using deflate
1.1850 + * 2. Call inflateInit_ with stream size less than required
1.1851 + * Return Value: Z_MEM_ERROR
1.1852 + */
1.1853 +TInt CTestZlib::TestInflateInit_negative()
1.1854 + {
1.1855 + TInt res = KErrNone ;
1.1856 + z_stream d_stream; // decompression stream
1.1857 + const char * version;
1.1858 + d_stream.zalloc = (alloc_func)0;
1.1859 + d_stream.zfree = (free_func)0;
1.1860 + d_stream.opaque = (voidpf)0;
1.1861 +
1.1862 + Byte *compr, *uncompr;
1.1863 + uLong comprLen = 20*sizeof(int);
1.1864 + uLong uncomprLen = comprLen;
1.1865 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.1866 + if (compr == Z_NULL)
1.1867 + {
1.1868 + return KErrNoMemory;
1.1869 + }
1.1870 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.1871 + if (uncompr == Z_NULL)
1.1872 + {
1.1873 + free(compr);
1.1874 + return KErrNoMemory;
1.1875 + }
1.1876 + res = Test_deflate(compr, comprLen);
1.1877 + if(res<0)
1.1878 + {
1.1879 + free(compr);
1.1880 + free(uncompr);
1.1881 + return KErrNoMemory;
1.1882 + }
1.1883 + d_stream.next_in = compr;
1.1884 + d_stream.avail_in = 0;
1.1885 + d_stream.next_out = uncompr;
1.1886 + version=zlibVersion();
1.1887 + int ret = inflateInit_(&d_stream,(char*)version, sizeof(d_stream) - 5);
1.1888 + if(ret==0)
1.1889 + {
1.1890 + res = KErrGeneral;
1.1891 + }
1.1892 + else
1.1893 + {
1.1894 + res = KErrNone;
1.1895 + }
1.1896 + // inflateEnd(&d_stream);
1.1897 + free(compr);
1.1898 + free(uncompr);
1.1899 + return res;
1.1900 + }
1.1901 +
1.1902 +/**
1.1903 + * Function Name : TestInflateInit2_versioncheck
1.1904 + * TestCase Description: 1. Compress the sample data using deflate
1.1905 + * 2. inflateInit2_ with valid zlib version as argument
1.1906 + * Return Value: Z_OK
1.1907 + */
1.1908 +TInt CTestZlib::TestInflateInit2_versioncheck()
1.1909 + {
1.1910 + TInt res = KErrNone ;
1.1911 + z_stream d_stream; // decompression stream
1.1912 + const char * version;
1.1913 + d_stream.zalloc = (alloc_func)0;
1.1914 + d_stream.zfree = (free_func)0;
1.1915 + d_stream.opaque = (voidpf)0;
1.1916 +
1.1917 + Byte *compr, *uncompr;
1.1918 + uLong comprLen = 20*sizeof(int);
1.1919 + uLong uncomprLen = comprLen;
1.1920 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.1921 + if (compr == Z_NULL)
1.1922 + {
1.1923 + return KErrNoMemory;
1.1924 + }
1.1925 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.1926 + if (uncompr == Z_NULL)
1.1927 + {
1.1928 + free(compr);
1.1929 + return KErrNoMemory;
1.1930 + }
1.1931 +
1.1932 + res = Test_deflate(compr, comprLen);
1.1933 + if(res<0)
1.1934 + {
1.1935 + free(compr);
1.1936 + free(uncompr);
1.1937 + return KErrNoMemory;
1.1938 + }
1.1939 + d_stream.next_in = compr;
1.1940 + d_stream.avail_in = 0;
1.1941 + d_stream.next_out = uncompr;
1.1942 + version=zlibVersion();
1.1943 + INFO_PRINTF2(_L("Version : %d"),version);
1.1944 + int ret = inflateInit2_(&d_stream, 15, "1.2.4", sizeof(d_stream)-5);
1.1945 + if(ret==0)
1.1946 + {
1.1947 + res = KErrGeneral;
1.1948 + }
1.1949 + else
1.1950 + {
1.1951 + res = KErrNone;
1.1952 + }
1.1953 + free(compr);
1.1954 + free(uncompr);
1.1955 + return res;
1.1956 + }
1.1957 +
1.1958 +/**
1.1959 + * Function Name : TestInflateInit_versioncheck
1.1960 + * TestCase Description: 1. Compress the sample data using deflate
1.1961 + * 2. inflateInit_ with valid zlib version as argument
1.1962 + * Return Value: Z_OK
1.1963 + */
1.1964 +TInt CTestZlib::TestInflateInit_versioncheck()
1.1965 + {
1.1966 + TInt res = KErrNone ;
1.1967 +
1.1968 + z_stream d_stream; // decompression stream
1.1969 + const char * version;
1.1970 + d_stream.zalloc = (alloc_func)0;
1.1971 + d_stream.zfree = (free_func)0;
1.1972 + d_stream.opaque = (voidpf)0;
1.1973 +
1.1974 + Byte *compr, *uncompr;
1.1975 + uLong comprLen = 20*sizeof(int); // don't overflow on MSDOS
1.1976 + uLong uncomprLen = comprLen;
1.1977 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.1978 + if (compr == Z_NULL)
1.1979 + {
1.1980 + return KErrNoMemory;
1.1981 + }
1.1982 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.1983 + if (uncompr == Z_NULL)
1.1984 + {
1.1985 + free(compr);
1.1986 + return KErrNoMemory;
1.1987 + }
1.1988 + res = Test_deflate(compr, comprLen);
1.1989 + if(res<0)
1.1990 + {
1.1991 + free(compr);
1.1992 + free(uncompr);
1.1993 + return KErrNoMemory;
1.1994 + }
1.1995 + d_stream.next_in = compr;
1.1996 + d_stream.avail_in = 0;
1.1997 + d_stream.next_out = uncompr;
1.1998 + version=zlibVersion();
1.1999 + INFO_PRINTF2(_L("Version : %d"),version);
1.2000 + int ret = inflateInit_(&d_stream,(char*) "1.2.4", sizeof(d_stream) - 5);
1.2001 + if(ret==0)
1.2002 + {
1.2003 + res = KErrGeneral;
1.2004 + }
1.2005 + else
1.2006 + {
1.2007 + res = KErrNone;
1.2008 + }
1.2009 + free(compr);
1.2010 + free(uncompr);
1.2011 + return res;
1.2012 + }
1.2013 +
1.2014 +/**
1.2015 + * Function Name : TestCompress
1.2016 + * TestCase Description: Test compress()
1.2017 + * Return Value: Z_OK
1.2018 + */
1.2019 +TInt CTestZlib::TestCompress()
1.2020 + {
1.2021 + TInt res = KErrNone ;
1.2022 + Byte *compr, *uncompr;
1.2023 + uLong comprLen = 20*sizeof(int);
1.2024 + uLong uncomprLen = comprLen;
1.2025 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.2026 + if (compr == Z_NULL)
1.2027 + {
1.2028 + return KErrNoMemory;
1.2029 + }
1.2030 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.2031 + if (uncompr == Z_NULL)
1.2032 + {
1.2033 + free(compr);
1.2034 + return KErrNoMemory;
1.2035 + }
1.2036 + res=test_compress_positive(compr, comprLen, uncompr, uncomprLen);
1.2037 + free(compr);
1.2038 + free(uncompr);
1.2039 + return res;
1.2040 + }
1.2041 +
1.2042 +/**
1.2043 + * Function Name : test_compress_negative
1.2044 + * TestCase Description: This is a global function used by many test functions
1.2045 + */
1.2046 +TInt test_compress_negative(Byte * compr,uLong comprLen,Byte * /*uncompr*/,uLong /*uncomprLen*/)
1.2047 + {
1.2048 + TInt res = KErrNone ;
1.2049 + int err;
1.2050 + uLong len = (uLong)strlen(hello)+1;
1.2051 + err = compress(compr, &comprLen, (const Bytef*)hello, len);
1.2052 + if(err == 0)
1.2053 + {
1.2054 + res = KErrGeneral;
1.2055 + }
1.2056 + else
1.2057 + {
1.2058 + res = KErrNone ;
1.2059 + }
1.2060 + return res;
1.2061 + }
1.2062 +
1.2063 +/**
1.2064 + * Function Name : TestCompress_negative
1.2065 + * TestCase Description: Call compress with compression length less than required
1.2066 + * Return Value: Z_BUF_ERROR
1.2067 + */
1.2068 +TInt CTestZlib::TestCompress_negative()
1.2069 + {
1.2070 + TInt res = KErrNone ;
1.2071 + Byte *compr, *uncompr;
1.2072 + uLong comprLen = 1*sizeof(int);
1.2073 + uLong uncomprLen = comprLen;
1.2074 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.2075 + if (compr == Z_NULL)
1.2076 + {
1.2077 + return KErrNoMemory;
1.2078 + }
1.2079 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.2080 + if (uncompr == Z_NULL)
1.2081 + {
1.2082 + free(compr);
1.2083 + return KErrNoMemory;
1.2084 + }
1.2085 + res=test_compress_negative(compr, comprLen, uncompr, uncomprLen);
1.2086 + free(compr);
1.2087 + free(uncompr);
1.2088 + return res;
1.2089 + }
1.2090 +
1.2091 +/**
1.2092 + * Function Name : TestCompress2_positive
1.2093 + * TestCase Description: Test compress2 with valid arguments
1.2094 + * Return Value: Z_OK
1.2095 + */
1.2096 +TInt CTestZlib::TestCompress2_positive()
1.2097 + {
1.2098 + TInt res = KErrNone ;
1.2099 + int err;
1.2100 + uLong len = (uLong)strlen(hello)+1;
1.2101 +
1.2102 + Byte *compr, *uncompr;
1.2103 + uLong comprLen = 20*sizeof(int);
1.2104 + uLong uncomprLen = comprLen;
1.2105 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.2106 + if (compr == Z_NULL)
1.2107 + {
1.2108 + return KErrNoMemory;
1.2109 + }
1.2110 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.2111 + if (uncompr == Z_NULL)
1.2112 + {
1.2113 + free(compr);
1.2114 + return KErrNoMemory;
1.2115 + }
1.2116 +
1.2117 + err=compress2(compr, &comprLen, (const Bytef*)hello, len,Z_DEFAULT_COMPRESSION);
1.2118 +
1.2119 + if(err == 0)
1.2120 + {
1.2121 + res = KErrNone ;
1.2122 + }
1.2123 + else
1.2124 + {
1.2125 + res = KErrGeneral;
1.2126 + }
1.2127 + free(compr);
1.2128 + free(uncompr);
1.2129 + return res;
1.2130 + }
1.2131 +
1.2132 +/**
1.2133 + * Function Name : TestCompress2_negative
1.2134 + * TestCase Description: Test compress2 with compression length less than required
1.2135 + * Return Value: Z_BUF_ERROR
1.2136 + */
1.2137 +TInt CTestZlib::TestCompress2_negative()
1.2138 + {
1.2139 + int err;
1.2140 + TInt res = KErrNone ;
1.2141 + uLong len = (uLong)strlen(hello)+1;
1.2142 + Byte *compr;
1.2143 + uLong comprLen = 20*sizeof(int);
1.2144 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.2145 + if (compr == Z_NULL)
1.2146 + {
1.2147 + return KErrNoMemory;
1.2148 + }
1.2149 + err=compress2(compr, &comprLen, (const Bytef*)hello, len,14);
1.2150 + if(err == 0)
1.2151 + {
1.2152 + res = KErrGeneral;
1.2153 + }
1.2154 + else
1.2155 + {
1.2156 + res = KErrNone ;
1.2157 + }
1.2158 + free(compr);
1.2159 + return res;
1.2160 + }
1.2161 +
1.2162 +
1.2163 +/**
1.2164 + * Function Name : test_compressbound
1.2165 + * TestCase Description: This is a global function used by many test functions
1.2166 + */
1.2167 +TInt test_compressbound(Byte * compr,uLong comprLen)
1.2168 + {
1.2169 + TInt res = KErrNone ;
1.2170 + int err;
1.2171 + uLong sourceLen = (uLong)strlen(hello)+1;
1.2172 + err=compress(compr, &comprLen, (const Bytef*)hello, sourceLen);
1.2173 + if(err==0)
1.2174 + {
1.2175 + int x = compressBound(sourceLen);
1.2176 + if(x > sourceLen)
1.2177 + {
1.2178 + res = KErrNone ;
1.2179 + }
1.2180 + else
1.2181 + {
1.2182 + res = KErrGeneral;
1.2183 + }
1.2184 + }
1.2185 + else
1.2186 + {
1.2187 + res = KErrGeneral;
1.2188 + }
1.2189 + return res;
1.2190 + }
1.2191 +
1.2192 +/**
1.2193 + * Function Name : TestCompressbound
1.2194 + * TestCase Description: 1. Call compress with appropriate arguments
1.2195 + * 2. Then verify the length of the compressed buffer using compressBound
1.2196 + * Return Value: Returns an upper bound on the compressed size after compression
1.2197 + *
1.2198 + */
1.2199 +TInt CTestZlib::TestCompressbound()
1.2200 + {
1.2201 + TInt res = KErrNone ;
1.2202 + Byte *compr;
1.2203 + uLong comprLen =20*sizeof(int);
1.2204 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.2205 + if (compr == Z_NULL)
1.2206 + {
1.2207 + return KErrNoMemory;
1.2208 + }
1.2209 +
1.2210 + res = test_compressbound(compr, comprLen);
1.2211 + free(compr);
1.2212 + return res;
1.2213 + }
1.2214 +
1.2215 +/**
1.2216 + * Function Name : test_deflatebound
1.2217 + * TestCase Description: This is a global function used by many test functions
1.2218 + */
1.2219 +TInt test_deflatebound(Bytef *dest, uLongf *destLen, const Bytef *source, uLong sourceLen, int level)
1.2220 + {
1.2221 + TInt res = KErrNone ;
1.2222 + int err;
1.2223 + z_stream stream;
1.2224 + stream.next_in = (Bytef*)source;
1.2225 + stream.avail_in = (uInt)sourceLen;
1.2226 + stream.next_out = dest;
1.2227 + stream.avail_out = (uInt)*destLen;
1.2228 + if ((uLong)stream.avail_out != *destLen)
1.2229 + {
1.2230 + res = KErrGeneral;
1.2231 + }
1.2232 + stream.zalloc = (alloc_func)0;
1.2233 + stream.zfree = (free_func)0;
1.2234 + stream.opaque = (voidpf)0;
1.2235 +
1.2236 + err = deflateInit(&stream, level);
1.2237 + if (err == Z_OK)
1.2238 + {
1.2239 + int y= deflateBound(&stream, sourceLen);
1.2240 + if(y > sourceLen)
1.2241 + {
1.2242 + res = KErrNone ;
1.2243 + }
1.2244 + else
1.2245 + {
1.2246 + res = KErrGeneral;
1.2247 + }
1.2248 + }
1.2249 + else
1.2250 + {
1.2251 + res = KErrGeneral;
1.2252 + return res;
1.2253 + }
1.2254 + err=deflateEnd(&stream);
1.2255 + if (err != Z_OK)
1.2256 + {
1.2257 + res = KErrGeneral;
1.2258 + }
1.2259 + return res;
1.2260 + }
1.2261 +
1.2262 +/**
1.2263 + * Function Name : TestDeflatebound
1.2264 + * TestCase Description: 1. Compress the sample data using deflate
1.2265 + * 2. Then verify the length of the compressed buffer using deflateBound
1.2266 + * Return Value: Returns an upper bound on the compressed size after compression
1.2267 + */
1.2268 +TInt CTestZlib::TestDeflatebound()
1.2269 + {
1.2270 + TInt res = KErrNone ;
1.2271 +
1.2272 + uLong len = (uLong)strlen(hello)+1;
1.2273 + Byte *compr, *uncompr;
1.2274 + uLong comprLen = 20*sizeof(int);
1.2275 + uLong uncomprLen = comprLen;
1.2276 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.2277 + if (compr == Z_NULL)
1.2278 + {
1.2279 + return KErrNoMemory;
1.2280 + }
1.2281 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.2282 + if(uncompr == Z_NULL)
1.2283 + {
1.2284 + free(compr);
1.2285 + return KErrNoMemory;
1.2286 + }
1.2287 + res=test_deflatebound(compr, &comprLen, (const Bytef*)hello, len,Z_DEFAULT_COMPRESSION);
1.2288 + free(compr);
1.2289 + free(uncompr);
1.2290 + return res;
1.2291 + }
1.2292 +
1.2293 +/**
1.2294 + * Function Name : TestDeflateparams
1.2295 + * TestCase Description: 1. deflateInit to initialize the internal stream state for compression
1.2296 + * 2. deflateParams with valid compression level and strategy
1.2297 + *
1.2298 + * Return Value: Z_OK
1.2299 + */
1.2300 +TInt CTestZlib::TestDeflateparams()
1.2301 + {
1.2302 + TInt res = KErrNone ;
1.2303 + z_stream c_stream; /* compression stream */
1.2304 + int err;
1.2305 + Byte * compr;
1.2306 + uLong comprLen = 20*sizeof(int);
1.2307 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.2308 + if (compr == Z_NULL)
1.2309 + {
1.2310 + return KErrNoMemory;
1.2311 + }
1.2312 + uLong len = (uLong)strlen(hello)+1;
1.2313 + c_stream.zalloc = (alloc_func)0;
1.2314 + c_stream.zfree = (free_func)0;
1.2315 + c_stream.opaque = (voidpf)0;
1.2316 +
1.2317 + err = deflateInit(&c_stream, Z_DEFAULT_COMPRESSION);
1.2318 + if(err <0)
1.2319 + {
1.2320 + free(compr);
1.2321 + return err;
1.2322 + }
1.2323 + c_stream.next_in = (Bytef*)hello;
1.2324 + c_stream.next_out = compr;
1.2325 +
1.2326 + err= deflateParams(&c_stream, Z_NO_COMPRESSION, Z_DEFAULT_STRATEGY);
1.2327 + if(err != 0)
1.2328 + {
1.2329 + res = KErrGeneral;
1.2330 + }
1.2331 + deflateEnd(&c_stream);
1.2332 + free(compr);
1.2333 + return res;
1.2334 + }
1.2335 +
1.2336 +/**
1.2337 + * Function Name : TestDeflateparamsfail1
1.2338 + * TestCase Description: 1. deflateInit to initialize the internal stream state for compression
1.2339 + * 2. deflateParams with invalid compression level
1.2340 + * Return Value: Z_STREAM_ERROR
1.2341 + */
1.2342 +TInt CTestZlib::TestDeflateparamsfail1()
1.2343 + {
1.2344 + TInt res = KErrNone ;
1.2345 + z_stream c_stream; /* compression stream */
1.2346 + int err;
1.2347 + Byte * compr;
1.2348 + uLong comprLen = 20*sizeof(int);
1.2349 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.2350 + if (compr == Z_NULL)
1.2351 + {
1.2352 + return KErrNoMemory;
1.2353 + }
1.2354 +
1.2355 + uLong len = (uLong)strlen(hello)+1;
1.2356 + c_stream.zalloc = (alloc_func)0;
1.2357 + c_stream.zfree = (free_func)0;
1.2358 + c_stream.opaque = (voidpf)0;
1.2359 +
1.2360 + err = deflateInit(&c_stream, Z_DEFAULT_COMPRESSION);
1.2361 + if(err<0)
1.2362 + {
1.2363 + free(compr);
1.2364 + return err;
1.2365 + }
1.2366 +
1.2367 + c_stream.next_in = (Bytef*)hello;
1.2368 + c_stream.next_out = compr;
1.2369 +
1.2370 + err= deflateParams(&c_stream, 12, Z_DEFAULT_STRATEGY);
1.2371 + if(err != 0)
1.2372 + {
1.2373 + res = KErrNone;
1.2374 + }
1.2375 + deflateEnd(&c_stream);
1.2376 + free(compr);
1.2377 + return res;
1.2378 + }
1.2379 +
1.2380 +/**
1.2381 + * Function Name : TestDeflateparamsfail2
1.2382 + * TestCase Description: 1. deflateInit to initialize the internal stream state for compression
1.2383 + * 2. Pass NULL stream as argument to deflateParams
1.2384 + * Return Value: Z_STREAM_ERROR
1.2385 + */
1.2386 +TInt CTestZlib::TestDeflateparamsfail2()
1.2387 + {
1.2388 + TInt res = KErrNone ;
1.2389 + int err= deflateParams(NULL, 12, Z_DEFAULT_STRATEGY);
1.2390 + if(err != 0)
1.2391 + {
1.2392 + res = KErrNone;
1.2393 + }
1.2394 +
1.2395 + return res;
1.2396 + }
1.2397 +
1.2398 +/**
1.2399 + * Function Name : TestCrcinit
1.2400 + * TestCase Description: Test crc32 with proper arguments
1.2401 + * Return Value: KErrNone
1.2402 + */
1.2403 +TInt CTestZlib::TestCrcinit()
1.2404 + {
1.2405 + TInt res = KErrNone ;
1.2406 + unsigned long j=0L;
1.2407 + long crc = crc32(j,0, 0);
1.2408 +
1.2409 + if(crc==0)
1.2410 + {
1.2411 + res = KErrNone ;
1.2412 + }
1.2413 + else
1.2414 + {
1.2415 + res = KErrGeneral;
1.2416 + }
1.2417 +
1.2418 + return res;
1.2419 + }
1.2420 +
1.2421 +/**
1.2422 + * Function Name : TestCrc
1.2423 + * TestCase Description: 1. Call crc32 with proper arguments
1.2424 + * 2. Call crc32 with with one of the arguments as an updated crc generated from previous call to crc32
1.2425 + * Return Value: KErrNone
1.2426 + */
1.2427 +TInt CTestZlib::TestCrc()
1.2428 + {
1.2429 + TInt res = KErrNone ;
1.2430 + unsigned char buffer[5]="1234";
1.2431 + unsigned int i=4;
1.2432 + unsigned long j=0L;
1.2433 +
1.2434 + long crc1 = crc32(j,0, 0);
1.2435 +
1.2436 + long crc = crc32(crc1, &buffer[0], i);
1.2437 +
1.2438 + INFO_PRINTF2(_L("buf %x"),crc);
1.2439 +
1.2440 + if(crc==(long)2615402659LL)
1.2441 + {
1.2442 + res = KErrNone ;
1.2443 + }
1.2444 + else
1.2445 + {
1.2446 + res = KErrGeneral;
1.2447 + }
1.2448 +
1.2449 + return res;
1.2450 + }
1.2451 +
1.2452 +/**
1.2453 + * Function Name : TestGet_crc_table
1.2454 + * TestCase Description: Test get_crc_table
1.2455 + * Return Value: KErrNone
1.2456 + */
1.2457 +TInt CTestZlib::TestGet_crc_table()
1.2458 + {
1.2459 + TInt res = KErrNone ;
1.2460 + const unsigned long* pcrc_32_tab;
1.2461 +
1.2462 + pcrc_32_tab = get_crc_table();
1.2463 +
1.2464 + if(pcrc_32_tab)
1.2465 + {
1.2466 + res = KErrNone ;
1.2467 + }
1.2468 + else
1.2469 + {
1.2470 + res = KErrGeneral;
1.2471 + }
1.2472 +
1.2473 + return res;
1.2474 + }
1.2475 +
1.2476 +/**
1.2477 + * Function Name : TestDeflateInit_
1.2478 + * TestCase Description: deflateInit_ with all valid arguments
1.2479 + * Return Value: KErrNone
1.2480 + */
1.2481 +TInt CTestZlib::TestDeflateInit_()
1.2482 + {
1.2483 + TInt res = KErrNone ;
1.2484 + z_stream stream;
1.2485 + int err;
1.2486 +
1.2487 + uLong sourceLen = (uLong)strlen(hello)+1;
1.2488 + Byte *compr;
1.2489 + uLong comprLen = 10*sizeof(int);
1.2490 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.2491 + if (compr == Z_NULL)
1.2492 + {
1.2493 + return KErrNoMemory;
1.2494 + }
1.2495 +
1.2496 + stream.zalloc = (alloc_func)0;
1.2497 + stream.zfree = (free_func)0;
1.2498 + stream.opaque = (voidpf)0;
1.2499 +
1.2500 + err= deflateInit_(&stream, Z_DEFAULT_COMPRESSION, zlibVersion(), sizeof(z_stream));
1.2501 +
1.2502 + if (err != Z_OK)
1.2503 + {
1.2504 + free(compr);
1.2505 + res = KErrGeneral;
1.2506 + return res;
1.2507 + }
1.2508 + else
1.2509 + {
1.2510 + res = KErrNone;
1.2511 + }
1.2512 + deflateEnd(&stream);
1.2513 + free(compr);
1.2514 + return res;
1.2515 + }
1.2516 +
1.2517 +/**
1.2518 + * Function Name : TestDeflateInit_level
1.2519 + * TestCase Description: deflateInit_ with invalid compression level
1.2520 + * Return Value: Z_STREAM_ERROR
1.2521 + */
1.2522 +TInt CTestZlib::TestDeflateInit_level()
1.2523 + {
1.2524 + TInt res = KErrNone ;
1.2525 + z_stream stream;
1.2526 + int err;
1.2527 + uLong sourceLen = (uLong)strlen(hello)+1;
1.2528 + Byte *compr;
1.2529 + uLong comprLen = 10*sizeof(int);
1.2530 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.2531 + if (compr == Z_NULL)
1.2532 + {
1.2533 + return KErrNoMemory;
1.2534 + }
1.2535 +
1.2536 + stream.zalloc = (alloc_func)0;
1.2537 + stream.zfree = (free_func)0;
1.2538 + stream.opaque = (voidpf)0;
1.2539 +
1.2540 + err= deflateInit_(&stream, 11, zlibVersion(), sizeof(z_stream));
1.2541 +
1.2542 + if (err != Z_OK)
1.2543 + {
1.2544 + res = KErrNone;
1.2545 + }
1.2546 + else
1.2547 + {
1.2548 + res = KErrGeneral;
1.2549 + }
1.2550 +
1.2551 + free(compr);
1.2552 + return res;
1.2553 + }
1.2554 +
1.2555 +
1.2556 +/**
1.2557 + * Function Name : TestDeflateInit2_
1.2558 + * TestCase Description: deflateInit2_ with invalid compression level
1.2559 + * Return Value: Z_STREAM_ERROR
1.2560 + */
1.2561 +TInt CTestZlib::TestDeflateInit2_()
1.2562 + {
1.2563 + TInt res = KErrNone ;
1.2564 + z_stream stream;
1.2565 + int err;
1.2566 +
1.2567 + uLong sourceLen = (uLong)strlen(hello)+1;
1.2568 + Byte *compr;
1.2569 + uLong comprLen = 10*sizeof(int);
1.2570 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.2571 + if (compr == Z_NULL)
1.2572 + {
1.2573 + return KErrNoMemory;
1.2574 + }
1.2575 +
1.2576 + stream.zalloc = (alloc_func)0;
1.2577 + stream.zfree = (free_func)0;
1.2578 + stream.opaque = (voidpf)0;
1.2579 +
1.2580 + err= deflateInit2_(&stream, 11, 8, 15, 8, 0, zlibVersion(), sizeof(z_stream));
1.2581 +
1.2582 + if (err != Z_OK)
1.2583 + {
1.2584 + res = KErrNone;
1.2585 + }
1.2586 + else
1.2587 + {
1.2588 + res = KErrGeneral;
1.2589 + }
1.2590 + free(compr);
1.2591 + return res;
1.2592 + }
1.2593 +
1.2594 +
1.2595 +/**
1.2596 + * Function Name : TestDeflatefail
1.2597 + * TestCase Description: Set stream next_in and next_out to NULL and call deflateEnd
1.2598 + * Return Value: Z_STREAM_ERROR
1.2599 + */
1.2600 +TInt CTestZlib::TestDeflatefail()
1.2601 + {
1.2602 + TInt res = KErrNone ;
1.2603 + z_stream c_stream; /* compression stream */
1.2604 + int err;
1.2605 + Byte * compr;
1.2606 + uLong comprLen = 20*sizeof(int);
1.2607 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.2608 + if (compr == Z_NULL)
1.2609 + {
1.2610 + return KErrNoMemory;
1.2611 + }
1.2612 +
1.2613 + uLong len = (uLong)strlen(hello)+1;
1.2614 +
1.2615 + c_stream.zalloc = (alloc_func)0;
1.2616 + c_stream.zfree = (free_func)0;
1.2617 + c_stream.opaque = (voidpf)0;
1.2618 +
1.2619 + res = deflateInit(&c_stream, Z_DEFAULT_COMPRESSION);
1.2620 + if(res <0)
1.2621 + {
1.2622 + free(compr);
1.2623 + return res;
1.2624 + }
1.2625 +
1.2626 + c_stream.next_in = NULL;//(Bytef*)hello;
1.2627 + c_stream.next_out = NULL;//compr;
1.2628 +
1.2629 + while (c_stream.total_in != len && c_stream.total_out < comprLen)
1.2630 + {
1.2631 + c_stream.avail_in = c_stream.avail_out = 1; /* force small buffers */
1.2632 + err = deflate(&c_stream, Z_NO_FLUSH);
1.2633 + if(err == 0)
1.2634 + {
1.2635 + res = KErrGeneral;
1.2636 + }
1.2637 + else
1.2638 + {
1.2639 + res=KErrNone;
1.2640 + break;
1.2641 + }
1.2642 + }
1.2643 + /* Finish the stream, still forcing small buffers: */
1.2644 + res = deflateEnd(&c_stream);
1.2645 + free(compr);
1.2646 + return res;
1.2647 + }
1.2648 +
1.2649 +/**
1.2650 + * Function Name : TestDeflatefail
1.2651 + * TestCase Description: Set stream avail_out to NULL and call deflateEnd
1.2652 + * Return Value: Z_STREAM_ERROR
1.2653 + */
1.2654 +TInt CTestZlib::TestDeflatefail2()
1.2655 + {
1.2656 + TInt res = KErrNone ;
1.2657 + z_stream c_stream; /* compression stream */
1.2658 + int err;
1.2659 + Byte * compr;
1.2660 + uLong comprLen = 20*sizeof(int);
1.2661 +
1.2662 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.2663 + if (compr == Z_NULL)
1.2664 + {
1.2665 + return KErrNoMemory;
1.2666 + }
1.2667 +
1.2668 + uLong len = (uLong)strlen(hello)+1;
1.2669 + c_stream.zalloc = (alloc_func)0;
1.2670 + c_stream.zfree = (free_func)0;
1.2671 + c_stream.opaque = (voidpf)0;
1.2672 +
1.2673 + err = deflateInit(&c_stream, Z_DEFAULT_COMPRESSION);
1.2674 +
1.2675 + if(err <0)
1.2676 + {
1.2677 + free(compr);
1.2678 + return err;
1.2679 + }
1.2680 + c_stream.next_in = (Bytef*)hello;
1.2681 + c_stream.next_out = compr;
1.2682 +
1.2683 + while (c_stream.total_in != len && c_stream.total_out < comprLen)
1.2684 + {
1.2685 + c_stream.avail_in = 1;
1.2686 + c_stream.avail_out = 0; /* fail */
1.2687 + err = deflate(&c_stream, Z_NO_FLUSH);
1.2688 + if(err == 0)
1.2689 + {
1.2690 + res = KErrGeneral;
1.2691 + }
1.2692 + else
1.2693 + {
1.2694 + res=KErrNone;
1.2695 + break;
1.2696 + }
1.2697 + }
1.2698 +
1.2699 + err = deflateEnd(&c_stream);
1.2700 + free(compr);
1.2701 + return res;
1.2702 + }
1.2703 +
1.2704 +/**
1.2705 + * Function Name : TestZlibversion
1.2706 + * TestCase Description: Test Zlibversion
1.2707 + * Return Value: Z_OK
1.2708 + */
1.2709 +TInt CTestZlib::TestZlibversion()
1.2710 + {
1.2711 + TInt res = KErrNone ;
1.2712 + if(strcmp(zlibVersion(), "1.2.3") != 0)
1.2713 + {
1.2714 + res=KErrGeneral;
1.2715 + ERR_PRINTF1(_L("using incorrect zlib version "));
1.2716 + }
1.2717 + return res;
1.2718 + }
1.2719 +
1.2720 +/**
1.2721 + * Function Name : TestGzputc
1.2722 + * TestCase Description: 1. Open a gzfile in read mode
1.2723 + * 2. Write a character in the file using gzputc
1.2724 + * 3. Close the file
1.2725 + * Return Value: KErrNone
1.2726 + */
1.2727 +TInt CTestZlib::TestGzputc()
1.2728 + {
1.2729 + TInt res = KErrNone ;
1.2730 + TInt res1 = KErrNone ;
1.2731 + gzFile file;
1.2732 + const char * fname = TESTFILE ;
1.2733 + file = gzopen(fname, "wb");
1.2734 + if (file == NULL)
1.2735 + {
1.2736 + res = KErrGeneral;
1.2737 + return res;
1.2738 + }
1.2739 + else
1.2740 + {
1.2741 + res1=gzputc(file, 'r');
1.2742 + if(res1<0)
1.2743 + {
1.2744 + res = KErrGeneral;
1.2745 + }
1.2746 + else
1.2747 + {
1.2748 + res = KErrNone;
1.2749 + }
1.2750 + }
1.2751 + int err= gzclose(file);
1.2752 + if (err != Z_OK)
1.2753 + {
1.2754 + res = KErrGeneral;
1.2755 + }
1.2756 + else
1.2757 + {
1.2758 + res = KErrNone;
1.2759 + }
1.2760 + return res;
1.2761 + }
1.2762 +
1.2763 +/**
1.2764 + * Function Name : TestGzopen
1.2765 + * TestCase Description: 1. Open a gzfile in read mode
1.2766 + * 2. Close the file
1.2767 + * Return Value: KErrNone
1.2768 + */
1.2769 +TInt CTestZlib::TestGzopen()
1.2770 + {
1.2771 + TInt res = KErrNone ;
1.2772 + gzFile file;
1.2773 + const char * fname = TESTFILE ;
1.2774 + file = gzopen(fname, "rb");
1.2775 + if (file == NULL)
1.2776 + {
1.2777 + res = KErrGeneral;
1.2778 + return res;
1.2779 + }
1.2780 + else
1.2781 + {
1.2782 + res = KErrNone;
1.2783 + }
1.2784 + int err=gzclose(file);
1.2785 + if (err != Z_OK)
1.2786 + {
1.2787 + res = KErrGeneral;
1.2788 + }
1.2789 + return res;
1.2790 + }
1.2791 +
1.2792 +/**
1.2793 + * Function Name : TestGzopenmode
1.2794 + * TestCase Description: 1. Open a gzfile mentioning invalid mode
1.2795 + * Return Value: KErrNone
1.2796 + */
1.2797 +TInt CTestZlib::TestGzopenmode()
1.2798 + {
1.2799 + TInt res = KErrNone ;
1.2800 + gzFile file;
1.2801 + const char * fname = TESTFILE ;
1.2802 + file = gzopen(fname, "xyz");
1.2803 + if (file == NULL)
1.2804 + {
1.2805 + res = KErrNone;
1.2806 + }
1.2807 + else
1.2808 + {
1.2809 + res = KErrGeneral;
1.2810 + }
1.2811 + return res;
1.2812 + }
1.2813 +
1.2814 +/**
1.2815 + * Function Name : TestGzopenfail
1.2816 + * TestCase Description: Open a gzfile mentioning invalid path
1.2817 + * Return Value: KErrNone
1.2818 + */
1.2819 +TInt CTestZlib::TestGzopenfail()
1.2820 + {
1.2821 + TInt res = KErrNone ;
1.2822 + gzFile file;
1.2823 + const char * fname = NOFILE ;
1.2824 + file = gzopen(fname, "wb");
1.2825 + if (file == NULL)
1.2826 + {
1.2827 + res =KErrNone;
1.2828 + }
1.2829 + else
1.2830 + {
1.2831 + res = KErrGeneral;
1.2832 + }
1.2833 + return res;
1.2834 + }
1.2835 +
1.2836 +/**
1.2837 + * Function Name : TestGzputcfail
1.2838 + * TestCase Description: 1. Open a gzfile mentioning invalid path
1.2839 + * 2. Use gzputc to write a character
1.2840 + * Return Value: KErrNone
1.2841 + */
1.2842 +TInt CTestZlib::TestGzputcfail()
1.2843 + {
1.2844 + TInt res = KErrNone ;
1.2845 + TInt res1 = KErrNone ;
1.2846 + gzFile file;
1.2847 + const char * fname = NOFILE ;
1.2848 + file = gzopen(fname, "wb");
1.2849 + if (file != NULL)
1.2850 + {
1.2851 + res = KErrGeneral;
1.2852 + return res;
1.2853 + }
1.2854 + else
1.2855 + {
1.2856 + res1=gzputc(file, 'r');
1.2857 + if(res1<0)
1.2858 + {
1.2859 + res = KErrNone;
1.2860 + }
1.2861 + else
1.2862 + {
1.2863 + res = KErrGeneral;
1.2864 + }
1.2865 + }
1.2866 +
1.2867 + int err= gzclose(file);
1.2868 + if (err == Z_OK)
1.2869 + {
1.2870 + res = KErrGeneral;
1.2871 + }
1.2872 + else
1.2873 + {
1.2874 + res = KErrNone;
1.2875 + }
1.2876 + return res;
1.2877 + }
1.2878 +
1.2879 +/**
1.2880 + * Function Name : TestGzputcreturn
1.2881 + * TestCase Description: 1. Open a gzfile in write mode
1.2882 + * 2. Write a character in the file using gzputc
1.2883 + * 3. Verify the character written by comparing it with what is written
1.2884 + * 4. Close the file
1.2885 + * Return Value: returns the value of the character that was written
1.2886 + */
1.2887 +TInt CTestZlib::TestGzputcreturn()
1.2888 + {
1.2889 + TInt res = KErrNone ;
1.2890 + TInt res1 = KErrNone ;
1.2891 + gzFile file;
1.2892 + const char * fname = TESTFILE ;
1.2893 + file = gzopen(fname, "wb");
1.2894 +
1.2895 + if (file == NULL)
1.2896 + {
1.2897 + res = KErrGeneral;
1.2898 + return res;
1.2899 + }
1.2900 + else
1.2901 + {
1.2902 + res1=gzputc(file, 'r');
1.2903 + if(res1!=(int)'r')
1.2904 + {
1.2905 + res = KErrGeneral;
1.2906 + }
1.2907 + else
1.2908 + {
1.2909 + res = KErrNone;
1.2910 + }
1.2911 + }
1.2912 +
1.2913 + int err= gzclose(file);
1.2914 + if (err != Z_OK)
1.2915 + {
1.2916 + res = KErrGeneral;
1.2917 + }
1.2918 + return res;
1.2919 + }
1.2920 +
1.2921 +/**
1.2922 + * Function Name : TestGzputs
1.2923 + * TestCase Description: 1. Open a gzfile in write mode
1.2924 + * 2. Write a string into file
1.2925 + * 3. Close the file
1.2926 + * Return Value: KErrNone
1.2927 + */
1.2928 +TInt CTestZlib::TestGzputs()
1.2929 + {
1.2930 + TInt res = KErrNone ;
1.2931 + gzFile file;
1.2932 + const char * fname = TESTFILE ;
1.2933 + file = gzopen(fname, "wb");
1.2934 + if (file == NULL)
1.2935 + {
1.2936 + res = KErrGeneral;
1.2937 + return res;
1.2938 + }
1.2939 + if (gzputs(file, "ello") != 4)
1.2940 + {
1.2941 + ERR_PRINTF1(_L("gzputs err"));
1.2942 + }
1.2943 + int err= gzclose(file);
1.2944 + if (err != Z_OK)
1.2945 + {
1.2946 + res = KErrGeneral;
1.2947 + }
1.2948 + return res;
1.2949 + }
1.2950 +
1.2951 +/**
1.2952 + * Function Name : TestGzputsfail
1.2953 + * TestCase Description: 1. Open a gzfile in read mode
1.2954 + * 2. Write a string into file
1.2955 + * 3. Close the file
1.2956 + * Return Value: KErrNone
1.2957 + */
1.2958 +TInt CTestZlib::TestGzputsfail()
1.2959 + {
1.2960 + TInt res = KErrNone ;
1.2961 + gzFile file;
1.2962 + const char *fname = TESTFILE ;
1.2963 + file = gzopen(fname, "rb");
1.2964 + if (file == NULL)
1.2965 + {
1.2966 + res = KErrGeneral;
1.2967 + return res;
1.2968 + }
1.2969 + if(gzputs(file, "ello") == 4)
1.2970 + {
1.2971 + res= KErrGeneral;
1.2972 + }
1.2973 + int err= gzclose(file);
1.2974 + if (err != Z_OK)
1.2975 + {
1.2976 + res = KErrGeneral;
1.2977 + }
1.2978 + return res;
1.2979 + }
1.2980 +
1.2981 +/**
1.2982 + * Function Name : TestGzprintf
1.2983 + * TestCase Description: 1. Open a gzfile in write mode
1.2984 + * 2. Write a string into file mentioning the valid format specifier
1.2985 + * 3. Close the file
1.2986 + * Return Value: KErrNone
1.2987 + */
1.2988 +TInt CTestZlib::TestGzprintf()
1.2989 + {
1.2990 + TInt res = KErrNone ;
1.2991 + gzFile file;
1.2992 + const char * fname = TESTFILE ;
1.2993 + file = gzopen(fname, "wb");
1.2994 + if(file == NULL)
1.2995 + {
1.2996 + res = KErrNoMemory;
1.2997 + return res;
1.2998 + }
1.2999 + if(gzprintf(file, ", %s!", "hello") != 8)
1.3000 + {
1.3001 + ERR_PRINTF1(_L("gzprintf err"));
1.3002 + return KErrNone;
1.3003 + }
1.3004 +
1.3005 + int err = gzclose(file);
1.3006 + if(err == 0)
1.3007 + {
1.3008 + res = KErrNone ;
1.3009 + }
1.3010 + else
1.3011 + {
1.3012 + res =res= KErrGeneral;
1.3013 + }
1.3014 + return res;
1.3015 + }
1.3016 +
1.3017 +/**
1.3018 + * Function Name : TestGzprintf_trying
1.3019 + * TestCase Description: 1. Open a gzfile in read mode
1.3020 + * 2. Write a string into file mentioning the valid format specifier
1.3021 + * 3. Close the file
1.3022 + * Return Value: KErrNone
1.3023 + */
1.3024 +TInt CTestZlib::TestGzprintf_trying()
1.3025 + {
1.3026 + TInt res = KErrNone ;
1.3027 + gzFile file;
1.3028 + const char * fname = TESTFILE ;
1.3029 + file = gzopen(fname, "rb");
1.3030 + if (file == NULL)
1.3031 + {
1.3032 + res = KErrNoMemory;
1.3033 + return res;
1.3034 + }
1.3035 + if (gzprintf(file, ", %s!", "hello") != 8)
1.3036 + {
1.3037 + gzclose(file);
1.3038 + res=KErrGeneral;
1.3039 + ERR_PRINTF1(_L("gzprintf err"));
1.3040 + return KErrNone;
1.3041 + }
1.3042 + int err = gzclose(file);
1.3043 + if(err == 0)
1.3044 + {
1.3045 + res = KErrNone ;
1.3046 + }
1.3047 + else
1.3048 + {
1.3049 + res = KErrGeneral;
1.3050 + }
1.3051 + return res;
1.3052 + }
1.3053 +
1.3054 +/**
1.3055 + * Function Name : TestGzprintf_trying
1.3056 + * TestCase Description: 1. Open a gzfile in write mode
1.3057 + * 2. Write a string into file mentioning the valid arguments for gzwrite
1.3058 + * 3. Close the file
1.3059 + * Return Value: KErrNone
1.3060 + */
1.3061 +TInt CTestZlib::TestGzwrite()
1.3062 + {
1.3063 + TInt res = KErrNone ;
1.3064 + gzFile file;
1.3065 + uInt size ,len;
1.3066 + const char *s="ritesh";
1.3067 + len=strlen(s);
1.3068 + const char * fname = TESTFILE ;
1.3069 + file = gzopen(fname, "wb");
1.3070 + if (file == Z_NULL)
1.3071 + {
1.3072 + res = KErrGeneral;
1.3073 + return res;
1.3074 + }
1.3075 + size = gzwrite(file, (char*)s, (unsigned)strlen(s));
1.3076 + if(len!=size)
1.3077 + {
1.3078 + res = KErrGeneral;
1.3079 + }
1.3080 + int err= gzclose(file);
1.3081 + if (err != Z_OK)
1.3082 + {
1.3083 + res = KErrGeneral;
1.3084 + }
1.3085 + return res;
1.3086 + }
1.3087 +
1.3088 +/**
1.3089 + * Function Name : TestGzwritefail
1.3090 + * TestCase Description: 1. Open a gzfile in read mode
1.3091 + * 2. Write a string into file mentioning the valid arguments for gzwrite
1.3092 + * 3. Close the file
1.3093 + * Return Value: Z_NULL
1.3094 + */
1.3095 +TInt CTestZlib::TestGzwritefail()
1.3096 + {
1.3097 + TInt res = KErrNone ;
1.3098 + gzFile file;
1.3099 + uInt size ,len;
1.3100 + const char *s="ritesh";
1.3101 + len=strlen(s);
1.3102 + const char * fname = TESTFILE ;
1.3103 + file = gzopen(fname, "rb"); //read mode
1.3104 + if (file == Z_NULL)
1.3105 + {
1.3106 + res = KErrNoMemory;
1.3107 + return res;
1.3108 + }
1.3109 + size = gzwrite(file, (char*)s, (unsigned)strlen(s));
1.3110 + if(len!=size)
1.3111 + {
1.3112 + res = KErrNone;
1.3113 + }
1.3114 + int err= gzclose(file);
1.3115 + if (err != Z_OK)
1.3116 + {
1.3117 + res = KErrGeneral;
1.3118 + }
1.3119 + return res;
1.3120 + }
1.3121 +
1.3122 +TInt testgztell( const char * fname, Byte * uncompr,uLong uncomprLen)
1.3123 + {
1.3124 + int err=0;
1.3125 + int len = (int)strlen(hello)+1;
1.3126 + gzFile file;
1.3127 + z_off_t pos;
1.3128 +
1.3129 + file = gzopen(fname, "wb");
1.3130 + if (file == NULL)
1.3131 + {
1.3132 + if (file == NULL)
1.3133 + {
1.3134 + err = KErrGeneral;
1.3135 + return err;
1.3136 + }
1.3137 +
1.3138 + }
1.3139 + gzputc(file, 'h');
1.3140 + if(gzputs(file, "ello") != 4)
1.3141 + {
1.3142 + //fprintf(stderr, "gzputs err: %s\n", gzerror(file, &err));
1.3143 + }
1.3144 + if(gzprintf(file, ", %s!", "hello") != 8)
1.3145 + {
1.3146 + //fprintf(stderr, "gzprintf err: %s\n", gzerror(file, &err));
1.3147 + }
1.3148 + gzseek(file, 1L, SEEK_CUR); /* add one zero byte */
1.3149 + gzclose(file);
1.3150 +
1.3151 + file = gzopen(fname, "rb");
1.3152 + if(file == NULL)
1.3153 + {
1.3154 + err = KErrGeneral;
1.3155 + return err;
1.3156 + }
1.3157 + strcpy((char*)uncompr, "garbage");
1.3158 + if(gzread(file, uncompr, (unsigned)uncomprLen) != len)
1.3159 + {
1.3160 + //fprintf(stderr, "gzread err: %s\n", gzerror(file, &err));
1.3161 + //exit(1);
1.3162 + }
1.3163 + if(strcmp((char*)uncompr, hello))
1.3164 + {
1.3165 + //fprintf(stderr, "bad gzread: %s\n", (char*)uncompr);
1.3166 + ////exit(1);
1.3167 + }
1.3168 + else
1.3169 + {
1.3170 + //printf("gzread(): %s\n", (char*)uncompr);
1.3171 + }
1.3172 +
1.3173 + pos = gzseek(file, -8L, SEEK_CUR);
1.3174 + if (pos != 6 || gztell(file) != pos)
1.3175 + {
1.3176 + err=-1;
1.3177 + }
1.3178 + err= gzclose(file);
1.3179 + return err;
1.3180 + }
1.3181 +
1.3182 +TInt CTestZlib::TestGztell()
1.3183 + {
1.3184 + TInt res = KErrNone ;
1.3185 + Byte *compr, *uncompr;
1.3186 + uLong comprLen = 20*sizeof(int);
1.3187 + uLong uncomprLen = comprLen;
1.3188 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.3189 + if (compr == Z_NULL)
1.3190 + {
1.3191 + return KErrNoMemory;
1.3192 + }
1.3193 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.3194 + if (uncompr == Z_NULL)
1.3195 + {
1.3196 + free(compr);
1.3197 + return KErrNoMemory;
1.3198 + }
1.3199 + test_compress(compr, comprLen, uncompr, uncomprLen);
1.3200 + int err = testgztell(TESTFILE,uncompr, uncomprLen);
1.3201 + if(err<0)
1.3202 + {
1.3203 + res= KErrGeneral;
1.3204 + }
1.3205 + free(compr);
1.3206 + free(uncompr);
1.3207 + return res;
1.3208 + }
1.3209 +
1.3210 +TInt CTestZlib::TestGztell1()
1.3211 + {
1.3212 + TInt res = KErrNone ;
1.3213 + int err;
1.3214 + gzFile file;
1.3215 + file = gzopen(TESTFILE, "wb");
1.3216 + if (file == NULL)
1.3217 + {
1.3218 + res = KErrGeneral;
1.3219 + return res;
1.3220 + }
1.3221 + err=gztell(file) ;
1.3222 + if(err<0)
1.3223 + {
1.3224 + res = KErrGeneral;
1.3225 + return res;
1.3226 + }
1.3227 + err= gzclose(file);
1.3228 + if(err != Z_OK)
1.3229 + {
1.3230 + res = KErrGeneral;
1.3231 + }
1.3232 + return res;
1.3233 + }
1.3234 +
1.3235 +TInt CTestZlib::TestGztellfail1()
1.3236 + {
1.3237 + TInt res = KErrNone ;
1.3238 + int err;
1.3239 + gzFile file;
1.3240 + file = gzopen(NOFILE, "wb");
1.3241 + if (file == NULL)
1.3242 + {
1.3243 + res = KErrNone;
1.3244 + return res;
1.3245 + }
1.3246 + err=gztell(file) ;
1.3247 + if(err>0)
1.3248 + {
1.3249 + res= KErrGeneral;
1.3250 + }
1.3251 + return res;
1.3252 + }
1.3253 +
1.3254 +int test_deflatecopy (Bytef *dest, uLongf *destLen, const Bytef *source, uLong sourceLen, int level)
1.3255 + {
1.3256 + TInt res = KErrNone ;
1.3257 + z_stream stream;
1.3258 + z_stream stream1;
1.3259 + int err;
1.3260 +
1.3261 + stream.zalloc = (alloc_func)0;
1.3262 + stream.zfree = (free_func)0;
1.3263 + stream.opaque = (voidpf)0;
1.3264 +
1.3265 + stream.next_in = (Bytef*)source;
1.3266 + stream.avail_in = (uInt)sourceLen;
1.3267 +
1.3268 + stream.next_out = dest;
1.3269 + stream.avail_out = (uInt)*destLen;
1.3270 + if ((uLong)stream.avail_out != *destLen)
1.3271 + {
1.3272 + res = KErrGeneral;
1.3273 + }
1.3274 +
1.3275 + err = deflateInit(&stream, level);
1.3276 + if (err != Z_OK)
1.3277 + {
1.3278 + res = KErrGeneral;
1.3279 + return res;
1.3280 + }
1.3281 + err=deflateCopy(&stream1 , &stream);
1.3282 + if (err != Z_OK)
1.3283 + {
1.3284 + res = KErrGeneral;
1.3285 + }
1.3286 + err=deflateEnd(&stream);
1.3287 + if (err != Z_OK)
1.3288 + {
1.3289 + res = KErrGeneral;
1.3290 + }
1.3291 + err=deflateEnd(&stream1);
1.3292 + if (err != Z_OK)
1.3293 + {
1.3294 + res = KErrGeneral;
1.3295 + }
1.3296 + return res;
1.3297 + }
1.3298 +
1.3299 +TInt CTestZlib::TestDeflatecopy()
1.3300 + {
1.3301 + TInt res;
1.3302 + uLong len = (uLong)strlen(hello)+1;
1.3303 +
1.3304 + Byte *compr, *uncompr;
1.3305 + uLong comprLen = 20*sizeof(int);
1.3306 + uLong uncomprLen = comprLen;
1.3307 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.3308 + if (compr == Z_NULL)
1.3309 + {
1.3310 + return KErrNoMemory;
1.3311 + }
1.3312 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.3313 + if (uncompr == Z_NULL)
1.3314 + {
1.3315 + free(compr);
1.3316 + return KErrNoMemory;
1.3317 + }
1.3318 + res= test_deflatecopy(compr, &comprLen, (const Bytef*)hello, len,Z_DEFAULT_COMPRESSION);
1.3319 + free(compr);
1.3320 + free(uncompr);
1.3321 + return res;
1.3322 + }
1.3323 +
1.3324 +
1.3325 +TInt CTestZlib::TestDeflatecopyfail()
1.3326 + {
1.3327 + TInt res = KErrNone ;int err;
1.3328 + z_stream stream1;
1.3329 + uLong len = (uLong)strlen(hello)+1;
1.3330 +
1.3331 + Byte *compr;
1.3332 + uLong comprLen = 20*sizeof(int);
1.3333 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.3334 +
1.3335 + if (compr == Z_NULL)
1.3336 + {
1.3337 + return KErrNoMemory;
1.3338 + }
1.3339 + err=deflateCopy(&stream1 , NULL);
1.3340 + if (err == Z_OK)
1.3341 + {
1.3342 + res = KErrNone;
1.3343 + }
1.3344 +
1.3345 + free(compr);
1.3346 + return res;
1.3347 + }
1.3348 +
1.3349 +
1.3350 +TInt CTestZlib::TestGzclose()
1.3351 + {
1.3352 + TInt res = KErrNone ;
1.3353 + int err;
1.3354 + int len = (int)strlen(hello)+1;
1.3355 + gzFile file;
1.3356 +
1.3357 + const char * fname = TESTFILE;
1.3358 + file = gzopen(fname, "wb");
1.3359 + gzputc(file, 'h');
1.3360 +
1.3361 + err= gzclose(file);
1.3362 +
1.3363 + if(err != 0)
1.3364 + {
1.3365 + res = KErrGeneral;
1.3366 + }
1.3367 + return res;
1.3368 + }
1.3369 +
1.3370 +
1.3371 +TInt CTestZlib::TestGzclose_fail()
1.3372 + {
1.3373 + TInt res = KErrNone ;
1.3374 + int err;
1.3375 + int len = (int)strlen(hello)+1;
1.3376 + gzFile file;
1.3377 + const char * fname = NOFILE;
1.3378 +
1.3379 + file = gzopen(fname, "wb");
1.3380 +
1.3381 + err=gzclose(file);
1.3382 + if(err == 0)
1.3383 + {
1.3384 + res = KErrGeneral;
1.3385 + }
1.3386 + return res;
1.3387 + }
1.3388 +
1.3389 +TInt CTestZlib::TestGzeof()
1.3390 + {
1.3391 + TInt res = KErrNone ;
1.3392 + gzFile file;
1.3393 + const char * fname = TESTFILE ;
1.3394 + file = gzopen(fname, "wb");
1.3395 + if (file == NULL)
1.3396 + {
1.3397 + res = KErrGeneral;
1.3398 + return res;
1.3399 + }
1.3400 +
1.3401 + if (gzputs(file, "ello") != 4)
1.3402 + {
1.3403 + ERR_PRINTF1(_L("gzputs err"));
1.3404 + return KErrNone;
1.3405 + }
1.3406 + int x=gzeof(file);
1.3407 + if(x!=0)
1.3408 + {
1.3409 + res= KErrGeneral;
1.3410 + }
1.3411 +
1.3412 + int err= gzclose(file);
1.3413 + if (err != Z_OK)
1.3414 + {
1.3415 + res = KErrGeneral;
1.3416 + }
1.3417 + return res;
1.3418 + }
1.3419 +
1.3420 +TInt CTestZlib::TestGzeoffail1()
1.3421 + {
1.3422 + TInt res = KErrNone ;
1.3423 + gzFile file;
1.3424 + const char * fname = TESTFILE ;
1.3425 + file = gzopen(fname, "rb");
1.3426 + if (file == NULL)
1.3427 + {
1.3428 + res = KErrGeneral;
1.3429 + return res;
1.3430 + }
1.3431 + int x=gzeof(file);
1.3432 + if(x!=Z_STREAM_END)
1.3433 + {
1.3434 + res= KErrNone;
1.3435 + }
1.3436 +
1.3437 + int err= gzclose(file);
1.3438 + if (err != Z_OK)
1.3439 + {
1.3440 + res = KErrGeneral;
1.3441 + }
1.3442 + return res;
1.3443 + }
1.3444 +
1.3445 +TInt CTestZlib::TestGzeoffail2()
1.3446 + {
1.3447 + TInt res = KErrNone ;
1.3448 + gzFile file;
1.3449 + const char * fname = NOFILE ;
1.3450 + file = gzopen(fname, "wb");
1.3451 + int x=gzeof(file);
1.3452 + if(x!=0)
1.3453 + {
1.3454 + res= KErrNone;
1.3455 + }
1.3456 + int err= gzclose(file);
1.3457 + if (err == Z_OK)
1.3458 + {
1.3459 + res = KErrGeneral;
1.3460 + }
1.3461 + return res;
1.3462 + }
1.3463 +
1.3464 +TInt CTestZlib::TestGzgetc()
1.3465 + {
1.3466 + TInt res = KErrNone ;
1.3467 + gzFile file;
1.3468 + const char * fname = TESTFILE ;
1.3469 + file = gzopen(fname, "rb");
1.3470 + if (file == Z_NULL)
1.3471 + {
1.3472 + res = KErrNoMemory;
1.3473 + return res;
1.3474 + }
1.3475 + int l= gzgetc(file);
1.3476 + int err= gzclose(file);
1.3477 + if (err != Z_OK)
1.3478 + {
1.3479 + res = KErrGeneral;
1.3480 + }
1.3481 + return res;
1.3482 + }
1.3483 +
1.3484 +
1.3485 +TInt CTestZlib::TestGzflush()
1.3486 + {
1.3487 + TInt res = KErrNone ;
1.3488 + gzFile file;
1.3489 + const char * fname = TESTFILE ;
1.3490 + file = gzopen(fname, "wb");
1.3491 + if (file == Z_NULL)
1.3492 + {
1.3493 + res = KErrNoMemory;
1.3494 + return res;
1.3495 + }
1.3496 + int l= gzflush(file,Z_FULL_FLUSH);
1.3497 + if(l != Z_OK)
1.3498 + {
1.3499 + res = KErrGeneral;
1.3500 + }
1.3501 +
1.3502 + int err=gzclose(file);
1.3503 + if (err != Z_OK)
1.3504 + {
1.3505 + res = KErrGeneral;
1.3506 + }
1.3507 + return res;
1.3508 + }
1.3509 +
1.3510 +
1.3511 +TInt CTestZlib::TestGzflushsync()
1.3512 + {
1.3513 + TInt res = KErrNone ;
1.3514 + gzFile file;
1.3515 + const char * fname = TESTFILE ;
1.3516 + file = gzopen(fname, "wb");
1.3517 + if (file == Z_NULL)
1.3518 + {
1.3519 + res = KErrNoMemory;
1.3520 + return res;
1.3521 + }
1.3522 + int l= gzflush(file,Z_SYNC_FLUSH);
1.3523 + if (l != Z_OK)
1.3524 + {
1.3525 + res = KErrGeneral;
1.3526 + }
1.3527 + int err= gzclose(file);
1.3528 + if(err != Z_OK)
1.3529 + {
1.3530 + res = KErrGeneral;
1.3531 + }
1.3532 + return res;
1.3533 + }
1.3534 +
1.3535 +TInt CTestZlib::TestGzflushfail()
1.3536 + {
1.3537 + TInt res = KErrNone ;
1.3538 + gzFile file;
1.3539 + const char * fname = TESTFILE ;
1.3540 + file = gzopen(fname, "rb");
1.3541 + if (file == Z_NULL)
1.3542 + {
1.3543 + res = KErrGeneral;
1.3544 + return res;
1.3545 + }
1.3546 + int l= gzflush(file,Z_FULL_FLUSH);
1.3547 + if (l == Z_OK)
1.3548 + {
1.3549 + res = KErrGeneral;
1.3550 + }
1.3551 + int err= gzclose(file);
1.3552 + if (err != Z_OK)
1.3553 + {
1.3554 + res = KErrGeneral;
1.3555 + }
1.3556 + return res;
1.3557 + }
1.3558 +
1.3559 +TInt CTestZlib::TestGzerror()
1.3560 + {
1.3561 + TInt res = KErrNone ;
1.3562 + int err;
1.3563 + int len = (int)strlen(hello)+1;
1.3564 + gzFile file;
1.3565 + const char * fname = TESTFILE ;
1.3566 + file = gzopen(fname, "wb");
1.3567 + if (file == NULL)
1.3568 + {
1.3569 + res=KErrGeneral;
1.3570 + }
1.3571 + gzputc(file, 'h');
1.3572 + if (gzputs(file, "ello") != 5)
1.3573 + {
1.3574 + gzprintf(file, "gzputs err: %s\n", gzerror(file, &err));
1.3575 + res=KErrGeneral;
1.3576 + }
1.3577 + err= gzclose(file);
1.3578 + if (err != Z_OK)
1.3579 + {
1.3580 + res = KErrGeneral;
1.3581 + }
1.3582 + else
1.3583 + {
1.3584 + res = KErrNone;
1.3585 + }
1.3586 + return res;
1.3587 + }
1.3588 +
1.3589 +
1.3590 +TInt CTestZlib::TestGzerrorfail1()
1.3591 + {
1.3592 + TInt res = KErrNone ;
1.3593 + int err;
1.3594 + int len = (int)strlen(hello)+1;
1.3595 + gzFile file;
1.3596 + const char * fname = NOFILE ;
1.3597 + file = gzopen(fname, "wb");
1.3598 + if (file != NULL)
1.3599 + {
1.3600 + res=KErrGeneral;
1.3601 + return res;
1.3602 + }
1.3603 + gzputc(file, 'h');
1.3604 + if (gzputs(file, "ello") != 5)
1.3605 + {
1.3606 + gzprintf(file, "gzputs err: %s\n", gzerror(file, &err));
1.3607 + res=KErrNone;
1.3608 + }
1.3609 + err= gzclose(file);
1.3610 + if (err == Z_OK)
1.3611 + {
1.3612 + res = KErrGeneral;
1.3613 + }
1.3614 + return res;
1.3615 + }
1.3616 +
1.3617 +
1.3618 +TInt CTestZlib::TestGzgetcfail()
1.3619 + {
1.3620 + TInt res = KErrNone ;
1.3621 + gzFile file;
1.3622 + const char * fname = TESTFILE ;
1.3623 + file = gzopen(fname, "wb");
1.3624 + if (file == Z_NULL)
1.3625 + {
1.3626 + res = KErrNoMemory;
1.3627 + return res;
1.3628 + }
1.3629 + int l= gzgetc(file);
1.3630 + int err= gzclose(file);
1.3631 + if (err != Z_OK)
1.3632 + {
1.3633 + res = KErrGeneral;
1.3634 + }
1.3635 + return res;
1.3636 + }
1.3637 +
1.3638 +
1.3639 +TInt CTestZlib::TestDeflateSetDictionary()
1.3640 + {
1.3641 + TInt res = KErrNone ;
1.3642 + Byte *compr, *uncompr;
1.3643 + uLong comprLen = 20*sizeof(int);
1.3644 + uLong uncomprLen = comprLen;
1.3645 +
1.3646 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.3647 + if (compr == Z_NULL)
1.3648 + {
1.3649 + return KErrNoMemory;
1.3650 + }
1.3651 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.3652 + if (uncompr == Z_NULL)
1.3653 + {
1.3654 + free(compr);
1.3655 + return KErrNoMemory;
1.3656 + }
1.3657 +
1.3658 + res = test_compress(compr, comprLen, uncompr, uncomprLen);
1.3659 + if(res < 0)
1.3660 + {
1.3661 + free(compr);
1.3662 + free(uncompr);
1.3663 + return KErrNoMemory;
1.3664 + }
1.3665 + res=Test_dict_deflate(compr, comprLen);
1.3666 + free(compr);
1.3667 + free(uncompr);
1.3668 + return res;
1.3669 + }
1.3670 +
1.3671 +
1.3672 +
1.3673 +TInt CTestZlib::TestDeflateSetDictionary_nodict()
1.3674 + {
1.3675 + TInt res = KErrNone ;
1.3676 + Byte *compr, *uncompr;
1.3677 + uLong comprLen = 20*sizeof(int);
1.3678 + uLong uncomprLen = comprLen;
1.3679 + z_stream c_stream; /* compression stream */
1.3680 + int err;
1.3681 +
1.3682 + c_stream.zalloc = (alloc_func)0;
1.3683 + c_stream.zfree = (free_func)0;
1.3684 + c_stream.opaque = (voidpf)0;
1.3685 +
1.3686 + err = deflateInit(&c_stream, Z_BEST_COMPRESSION);
1.3687 + if(err < 0)
1.3688 + {
1.3689 + return Z_MEM_ERROR;
1.3690 + }
1.3691 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.3692 + if (compr == Z_NULL)
1.3693 + {
1.3694 + return KErrNoMemory;
1.3695 + }
1.3696 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.3697 + if (uncompr == Z_NULL)
1.3698 + {
1.3699 + free(compr);
1.3700 + return KErrNoMemory;
1.3701 + }
1.3702 + err = deflateSetDictionary(&c_stream,NULL, sizeof(dictionary));
1.3703 + if(err != 0)
1.3704 + {
1.3705 + res = KErrNone ;
1.3706 + }
1.3707 + else
1.3708 + {
1.3709 + res = KErrGeneral;
1.3710 + }
1.3711 + err = deflateEnd(&c_stream);
1.3712 + if (err)
1.3713 + {
1.3714 + res = KErrGeneral;
1.3715 + }
1.3716 + free(compr);
1.3717 + free(uncompr);
1.3718 +
1.3719 + return res;
1.3720 + }
1.3721 +
1.3722 +TInt CTestZlib::TestDeflateSetDictionary_fail()
1.3723 + {
1.3724 + TInt res = KErrNone ;
1.3725 + Byte *compr, *uncompr;
1.3726 + uLong comprLen = 20*sizeof(int);
1.3727 + uLong uncomprLen = comprLen;
1.3728 +
1.3729 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.3730 + if (compr == Z_NULL)
1.3731 + {
1.3732 + return KErrNoMemory;
1.3733 + }
1.3734 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.3735 + if (uncompr == Z_NULL)
1.3736 + {
1.3737 + free(compr);
1.3738 + return KErrNoMemory;
1.3739 + }
1.3740 +
1.3741 + res=test_compress(compr, comprLen, uncompr, uncomprLen);
1.3742 +
1.3743 + if(res < 0)
1.3744 + {
1.3745 + free(compr);
1.3746 + free(uncompr);
1.3747 + return KErrNoMemory;
1.3748 + }
1.3749 + res = Test_dict_deflate(compr, comprLen);
1.3750 + if(res < 0)
1.3751 + {
1.3752 + free(compr);
1.3753 + free(uncompr);
1.3754 + return KErrNoMemory;
1.3755 + }
1.3756 + int err = deflateSetDictionary(NULL,(const Bytef*)dictionary, sizeof(dictionary));
1.3757 + if(err != 0)
1.3758 + {
1.3759 + res = KErrNone ;
1.3760 + }
1.3761 + else
1.3762 + {
1.3763 + res = KErrGeneral;
1.3764 + }
1.3765 + free(compr);
1.3766 + free(uncompr);
1.3767 + return res;
1.3768 + }
1.3769 +
1.3770 +
1.3771 +TInt CTestZlib::TestDeflateend()
1.3772 + {
1.3773 + TInt res = KErrNone ;
1.3774 + z_stream c_stream; /* compression stream */
1.3775 + int err;
1.3776 + uLong len = (uLong)strlen(hello)+1;
1.3777 + Byte *compr, *uncompr;
1.3778 + uLong comprLen = 20*sizeof(int);
1.3779 + uLong uncomprLen = comprLen;
1.3780 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.3781 + if (compr == Z_NULL)
1.3782 + {
1.3783 + return KErrNoMemory;
1.3784 + }
1.3785 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.3786 + if (uncompr == Z_NULL)
1.3787 + {
1.3788 + free(compr);
1.3789 + return KErrNoMemory;
1.3790 + }
1.3791 +
1.3792 + c_stream.zalloc = (alloc_func)0;
1.3793 + c_stream.zfree = (free_func)0;
1.3794 + c_stream.opaque = (voidpf)0;
1.3795 + err=test_compress(compr, comprLen, uncompr, uncomprLen);
1.3796 + if(err <0)
1.3797 + {
1.3798 + free(compr);
1.3799 + free(uncompr);
1.3800 + return err;
1.3801 + }
1.3802 + err = deflateInit(&c_stream, Z_DEFAULT_COMPRESSION);
1.3803 + if(err <0)
1.3804 + {
1.3805 + free(compr);
1.3806 + free(uncompr);
1.3807 + return err;
1.3808 + }
1.3809 +
1.3810 + c_stream.next_in = (Bytef*)hello;
1.3811 + c_stream.next_out = compr;
1.3812 +
1.3813 + while (c_stream.total_in != len && c_stream.total_out < comprLen)
1.3814 + {
1.3815 + c_stream.avail_in = c_stream.avail_out = 1; /* force small buffers */
1.3816 + err = deflate(&c_stream, Z_NO_FLUSH);
1.3817 + }
1.3818 + /* Finish the stream, still forcing small buffers: */
1.3819 + for (;;)
1.3820 + {
1.3821 + c_stream.avail_out = 1;
1.3822 + err = deflate(&c_stream, Z_FINISH);
1.3823 + if (err == Z_STREAM_END) break;
1.3824 + }
1.3825 + err = deflateEnd(&c_stream);
1.3826 + if (err)
1.3827 + {
1.3828 + res = KErrGeneral;
1.3829 + }
1.3830 + free(compr);
1.3831 + free(uncompr);
1.3832 + return res;
1.3833 + }
1.3834 +
1.3835 +
1.3836 +TInt CTestZlib::TestDeflateendfail1()
1.3837 + {
1.3838 + TInt res = KErrNone ;
1.3839 + z_stream c_stream; /* compression stream */
1.3840 + int err;
1.3841 + Byte * compr;
1.3842 + uLong comprLen = 20*sizeof(int);
1.3843 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.3844 + if (compr == Z_NULL)
1.3845 + {
1.3846 + return KErrNoMemory;
1.3847 + }
1.3848 +
1.3849 + uLong len = (uLong)strlen(hello)+1;
1.3850 + c_stream.zalloc = (alloc_func)0;
1.3851 + c_stream.zfree = (free_func)0;
1.3852 + c_stream.opaque = (voidpf)0;
1.3853 +
1.3854 + err = deflateInit(&c_stream, Z_DEFAULT_COMPRESSION);
1.3855 + if(err<0)
1.3856 + {
1.3857 + free(compr);
1.3858 + return KErrNoMemory;
1.3859 + }
1.3860 + c_stream.next_in = (Bytef*)hello;
1.3861 + c_stream.next_out = compr;
1.3862 +
1.3863 + while (c_stream.total_in != len && c_stream.total_out < comprLen)
1.3864 + {
1.3865 + c_stream.avail_in = c_stream.avail_out = 1; /* force small buffers */
1.3866 + err = deflate(&c_stream, Z_NO_FLUSH);
1.3867 + }
1.3868 +
1.3869 + err = deflateEnd(&c_stream);
1.3870 + if (!err)
1.3871 + {
1.3872 + res = KErrGeneral;
1.3873 + }
1.3874 + free(compr);
1.3875 + return res;
1.3876 + }
1.3877 +
1.3878 +
1.3879 +TInt CTestZlib::TestDeflate()
1.3880 + {
1.3881 + TInt res = KErrNone ;
1.3882 + z_stream c_stream; /* compression stream */
1.3883 + int err;
1.3884 + Byte * compr;
1.3885 + uLong comprLen = 20*sizeof(int);
1.3886 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.3887 + if (compr == Z_NULL)
1.3888 + {
1.3889 + return KErrNoMemory;
1.3890 + }
1.3891 + uLong len = (uLong)strlen(hello)+1;
1.3892 +
1.3893 + c_stream.zalloc = (alloc_func)0;
1.3894 + c_stream.zfree = (free_func)0;
1.3895 + c_stream.opaque = (voidpf)0;
1.3896 +
1.3897 + err = deflateInit(&c_stream, Z_DEFAULT_COMPRESSION);
1.3898 + if(err <0)
1.3899 + {
1.3900 + free(compr);
1.3901 + return err;
1.3902 + }
1.3903 +
1.3904 + c_stream.next_in = (Bytef*)hello;
1.3905 + c_stream.next_out = compr;
1.3906 +
1.3907 + while (c_stream.total_in != len && c_stream.total_out < comprLen)
1.3908 + {
1.3909 + c_stream.avail_in = c_stream.avail_out = 1; /* force small buffers */
1.3910 + err = deflate(&c_stream, Z_NO_FLUSH);
1.3911 + if(err != 0)
1.3912 + {
1.3913 + res = KErrGeneral;
1.3914 + }
1.3915 + }
1.3916 +
1.3917 + err = deflateEnd(&c_stream);
1.3918 + free(compr);
1.3919 +
1.3920 + return res;
1.3921 + }
1.3922 +
1.3923 +
1.3924 +TInt CTestZlib::TestGzseek()
1.3925 + {
1.3926 + TInt res = KErrNone ;
1.3927 + Byte *compr, *uncompr;
1.3928 + uLong comprLen = 20*sizeof(int);
1.3929 + uLong uncomprLen = comprLen;
1.3930 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.3931 + if (compr == Z_NULL)
1.3932 + {
1.3933 + return KErrNoMemory;
1.3934 + }
1.3935 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.3936 + if (uncompr == Z_NULL)
1.3937 + {
1.3938 + free(compr);
1.3939 + return KErrNoMemory;
1.3940 + }
1.3941 + int err;
1.3942 + err = test_compress(compr, comprLen, uncompr, uncomprLen);
1.3943 + if (err < 0)
1.3944 + {
1.3945 + free(compr);
1.3946 + free(uncompr);
1.3947 + return KErrNoMemory;
1.3948 + }
1.3949 + int len = (int)strlen(hello)+1;
1.3950 + gzFile file;
1.3951 + file = gzopen(TESTFILE, "wb");
1.3952 + if (file == NULL)
1.3953 + {
1.3954 + free(compr);
1.3955 + free(uncompr);
1.3956 + res = KErrNoMemory;
1.3957 + return res;
1.3958 + }
1.3959 + gzputc(file, 'h');
1.3960 + if (gzputs(file, "ello") != 4)
1.3961 + {
1.3962 + res = KErrGeneral;
1.3963 + return res;
1.3964 + }
1.3965 + if (gzprintf(file, ", %s!", "hello") != 8)
1.3966 + {
1.3967 + res = KErrGeneral;
1.3968 + return res;
1.3969 + }
1.3970 + err= gzseek(file, 1L, SEEK_CUR); /* add one zero byte */
1.3971 + if(err<0)
1.3972 + {
1.3973 + res = KErrGeneral;
1.3974 + }
1.3975 + err= gzclose(file);
1.3976 + if (err != Z_OK)
1.3977 + {
1.3978 + res = KErrGeneral;
1.3979 + }
1.3980 +
1.3981 + free(compr);
1.3982 + free(uncompr);
1.3983 + return res;
1.3984 + }
1.3985 +
1.3986 +
1.3987 +TInt CTestZlib::TestGzseekfail1()
1.3988 + {
1.3989 + TInt res = KErrNone ;
1.3990 + Byte *compr, *uncompr;
1.3991 + uLong comprLen = 20*sizeof(int);
1.3992 + uLong uncomprLen = comprLen;
1.3993 +
1.3994 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.3995 + if (compr == Z_NULL)
1.3996 + {
1.3997 + return KErrNoMemory;
1.3998 + }
1.3999 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.4000 + if (uncompr == Z_NULL)
1.4001 + {
1.4002 + free(compr);
1.4003 + return KErrNoMemory;
1.4004 + }
1.4005 + int err;
1.4006 + err = test_compress(compr, comprLen, uncompr, uncomprLen);
1.4007 + if (err < 0)
1.4008 + {
1.4009 + free(compr);
1.4010 + free(uncompr);
1.4011 + return KErrNoMemory;
1.4012 + }
1.4013 +
1.4014 + int len = (int)strlen(hello)+1;
1.4015 + gzFile file;
1.4016 + file = gzopen(NOFILE, "wb");
1.4017 +
1.4018 + err = gzseek(file, 1L, SEEK_CUR); /* add one zero byte */
1.4019 + if(err>=0)
1.4020 + {
1.4021 + res= KErrGeneral;
1.4022 + }
1.4023 + err= gzclose(file);
1.4024 + if (err == Z_OK)
1.4025 + {
1.4026 + res = KErrGeneral;
1.4027 + }
1.4028 +
1.4029 + free(compr);
1.4030 + free(uncompr);
1.4031 + return res;
1.4032 + }
1.4033 +
1.4034 +TInt CTestZlib::TestGzseekfail2()
1.4035 + {
1.4036 + TInt res = KErrNone ;
1.4037 + Byte *compr, *uncompr;
1.4038 + uLong comprLen = 20*sizeof(int);
1.4039 + uLong uncomprLen = comprLen;
1.4040 +
1.4041 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.4042 + if (compr == Z_NULL)
1.4043 + {
1.4044 + return KErrNoMemory;
1.4045 + }
1.4046 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.4047 + if(uncompr == Z_NULL)
1.4048 + {
1.4049 + free(compr);
1.4050 + return KErrNoMemory;
1.4051 + }
1.4052 +
1.4053 + int err;
1.4054 + err = test_compress(compr, comprLen, uncompr, uncomprLen);
1.4055 + if (err < 0)
1.4056 + {
1.4057 + free(compr);
1.4058 + free(uncompr);
1.4059 + return KErrNoMemory;
1.4060 + }
1.4061 + int len = (int)strlen(hello)+1;
1.4062 + gzFile file;
1.4063 + file = gzopen(TESTFILE, "wb");
1.4064 +
1.4065 + err = gzseek(file, -1L, SEEK_CUR); /* add one zero byte */
1.4066 + if(err>=0)
1.4067 + {
1.4068 + res= KErrGeneral;
1.4069 + }
1.4070 + err= gzclose(file);
1.4071 + if (err != Z_OK)
1.4072 + {
1.4073 + res = KErrGeneral;
1.4074 + }
1.4075 +
1.4076 + free(compr);
1.4077 + free(uncompr);
1.4078 + return res;
1.4079 + }
1.4080 +
1.4081 +TInt CTestZlib::TestGzsetparams()
1.4082 + {
1.4083 + TInt res = KErrNone ;
1.4084 + int len = (int)strlen(hello)+1;
1.4085 + gzFile file;
1.4086 + const char * fname = TESTFILE;
1.4087 +
1.4088 + file = gzopen(fname, "wb");
1.4089 + gzputc(file, 'h');
1.4090 +
1.4091 + int u = gzsetparams(file, Z_BEST_SPEED, Z_DEFAULT_STRATEGY);
1.4092 + if(u!=0)
1.4093 + {
1.4094 + res= KErrGeneral;
1.4095 + }
1.4096 + int err= gzclose(file);
1.4097 + if (err != Z_OK)
1.4098 + {
1.4099 + res = KErrGeneral;
1.4100 + }
1.4101 +
1.4102 + return res;
1.4103 + }
1.4104 +
1.4105 +
1.4106 +TInt CTestZlib::TestGzsetparams_fail1()
1.4107 + {
1.4108 + TInt res = KErrNone ;
1.4109 + int len = (int)strlen(hello)+1;
1.4110 + gzFile file;
1.4111 + const char * fname = TESTFILE;
1.4112 + file = gzopen(fname, "wb");
1.4113 + gzputc(file, 'h');
1.4114 +
1.4115 + int u = gzsetparams(file, Z_BEST_SPEED, -2);
1.4116 + if(u==0)
1.4117 + {
1.4118 + res= KErrGeneral;
1.4119 + }
1.4120 +
1.4121 + int err= gzclose(file);
1.4122 + if (err != Z_OK)
1.4123 + {
1.4124 + res = KErrGeneral;
1.4125 + }
1.4126 +
1.4127 + return res;
1.4128 + }
1.4129 +
1.4130 +
1.4131 +TInt CTestZlib::TestGzsetparams_fail2()
1.4132 + {
1.4133 + TInt res = KErrNone ;
1.4134 +
1.4135 + int len = (int)strlen(hello)+1;
1.4136 + gzFile file;
1.4137 +
1.4138 + const char * fname = TESTFILE;
1.4139 + file = gzopen(fname, "wb");
1.4140 + gzputc(file, 'h');
1.4141 +
1.4142 + int u = gzsetparams(file, -2, Z_DEFAULT_STRATEGY);
1.4143 + if(u==0)
1.4144 + {
1.4145 + res= KErrGeneral;
1.4146 + }
1.4147 + int err= gzclose(file);
1.4148 + if (err != Z_OK)
1.4149 + {
1.4150 + res = KErrGeneral;
1.4151 + }
1.4152 +
1.4153 + return res;
1.4154 + }
1.4155 +
1.4156 +TInt CTestZlib::TestGzsetparams_fail3()
1.4157 + {
1.4158 + TInt res = KErrNone ;
1.4159 + int len = (int)strlen(hello)+1;
1.4160 + gzFile file;
1.4161 + const char * fname = TESTFILE;
1.4162 +
1.4163 + file = gzopen(fname, "rb");
1.4164 + if (file == NULL)
1.4165 + {
1.4166 + res = KErrGeneral;
1.4167 + return res;
1.4168 + }
1.4169 + gzputc(file, 'h');
1.4170 +
1.4171 + int u = gzsetparams(file, Z_BEST_SPEED, Z_DEFAULT_STRATEGY);
1.4172 + if(u==0)
1.4173 + {
1.4174 + res = KErrGeneral;
1.4175 + }
1.4176 +
1.4177 + int err= gzclose(file);
1.4178 + if (err != Z_OK)
1.4179 + {
1.4180 + res = KErrGeneral;
1.4181 + }
1.4182 + return res;
1.4183 + }
1.4184 +
1.4185 +
1.4186 +TInt CTestZlib::TestGzrewind()
1.4187 + {
1.4188 + TInt res = KErrNone ;
1.4189 + int err;
1.4190 + int len = (int)strlen(hello)+1;
1.4191 + gzFile file;
1.4192 +
1.4193 + const char * fname = TESTFILE;
1.4194 + file = gzopen(fname, "rb");
1.4195 + if (file == NULL)
1.4196 + {
1.4197 + res = KErrGeneral;
1.4198 + }
1.4199 + gzputc(file, 'h');
1.4200 + err = gzrewind(file);
1.4201 + if(err == 0)
1.4202 + {
1.4203 + res = KErrNone ;
1.4204 + }
1.4205 + else
1.4206 + {
1.4207 + res = KErrGeneral;
1.4208 + }
1.4209 + err = gzclose(file);
1.4210 + if (err != Z_OK)
1.4211 + {
1.4212 + res = KErrGeneral;
1.4213 + }
1.4214 + return res;
1.4215 + }
1.4216 +
1.4217 +
1.4218 +
1.4219 +TInt CTestZlib::TestGzrewindfail()
1.4220 + {
1.4221 + TInt res = KErrNone ;
1.4222 + int err;
1.4223 + int len = (int)strlen(hello)+1;
1.4224 + gzFile file;
1.4225 +
1.4226 + const char * fname = TESTFILE;
1.4227 + file = gzopen(fname, "wb");
1.4228 + if (file == NULL)
1.4229 + {
1.4230 + res = KErrGeneral;
1.4231 + }
1.4232 + gzputc(file, 'h');
1.4233 + err = gzrewind(file);
1.4234 + if(err == 0)
1.4235 + {
1.4236 + res = KErrGeneral;
1.4237 + }
1.4238 + else
1.4239 + {
1.4240 + res = KErrNone ;
1.4241 + }
1.4242 + err= gzclose(file);
1.4243 + if (err != Z_OK)
1.4244 + {
1.4245 + res = KErrGeneral;
1.4246 + }
1.4247 +
1.4248 + return res;
1.4249 + }
1.4250 +
1.4251 +TInt CTestZlib::TestGzdopen()
1.4252 + {
1.4253 + TInt res = KErrNone ;
1.4254 + int len = (int)strlen(hello)+1;
1.4255 + gzFile file;
1.4256 + const char * fname = TESTFILE ;
1.4257 + FILE* fp = fopen(fname, "rb");
1.4258 + file = gzdopen(fileno(fp), "rb");
1.4259 + if (file == NULL)
1.4260 + {
1.4261 + res = Z_MEM_ERROR;
1.4262 + fclose(fp);
1.4263 + return res;
1.4264 + }
1.4265 + int err= gzclose(file);
1.4266 + if (err != Z_OK)
1.4267 + {
1.4268 + res = KErrGeneral;
1.4269 + }
1.4270 + fclose(fp);
1.4271 + return res;
1.4272 + }
1.4273 +
1.4274 +
1.4275 +TInt CTestZlib::TestGzdopen_fail()
1.4276 + {
1.4277 + TInt res = KErrNone ;
1.4278 + int len = (int)strlen(hello)+1;
1.4279 + gzFile file;
1.4280 + const char * fname = TESTFILE ;
1.4281 + FILE* fp = fopen(fname, "rb");
1.4282 + file = gzdopen(fileno(fp), "xyz");
1.4283 + if (file == NULL)
1.4284 + {
1.4285 + res=KErrNone;
1.4286 + fclose(fp);
1.4287 + return res;
1.4288 + }
1.4289 + int err= gzclose(file);
1.4290 + if (err == Z_OK)
1.4291 + {
1.4292 + res = KErrGeneral;
1.4293 + }
1.4294 + fclose(fp);
1.4295 + return res;
1.4296 + }
1.4297 +
1.4298 +
1.4299 +TInt CTestZlib::TestGzdopen_fail2()
1.4300 + {
1.4301 + TInt res = KErrNone ;
1.4302 + int len = (int)strlen(hello)+1;
1.4303 + gzFile file;
1.4304 + const char * fname = TESTFILE ;
1.4305 + FILE* fp = fopen(fname, "rb");
1.4306 + file = gzdopen(-1, "xyz");
1.4307 + if (file == NULL)
1.4308 + {
1.4309 + fclose(fp);
1.4310 + res=KErrNone;
1.4311 + return res;
1.4312 + }
1.4313 + int err= gzclose(file);
1.4314 + if (err == Z_OK)
1.4315 + {
1.4316 + res = KErrGeneral;
1.4317 + }
1.4318 + fclose(fp);
1.4319 + return res;
1.4320 + }
1.4321 +
1.4322 +/* ===========================================================================
1.4323 + * Test deflate() with full flush
1.4324 + */
1.4325 +TInt CTestZlib::Test_flush( Byte * compr,uLong * comprLen)
1.4326 + {
1.4327 + TInt res = KErrNone ;
1.4328 + z_stream c_stream; /* compression stream */
1.4329 + int err;
1.4330 + uInt len = (uInt)strlen(hello)+1;
1.4331 +
1.4332 + c_stream.zalloc = (alloc_func)0;
1.4333 + c_stream.zfree = (free_func)0;
1.4334 + c_stream.opaque = (voidpf)0;
1.4335 +
1.4336 + err = deflateInit(&c_stream, Z_DEFAULT_COMPRESSION);
1.4337 + if(err<0)
1.4338 + {
1.4339 + return Z_MEM_ERROR;
1.4340 + }
1.4341 +
1.4342 + c_stream.next_in = (Bytef*)hello;
1.4343 + c_stream.next_out = compr;
1.4344 + c_stream.avail_in = 3;
1.4345 + c_stream.avail_out = (uInt)*comprLen;
1.4346 + err = deflate(&c_stream, Z_FULL_FLUSH);
1.4347 +
1.4348 + int h=inflateSyncPoint(&c_stream);
1.4349 + compr[3]++; /* force an error in first compressed block */
1.4350 + c_stream.avail_in = len - 3;
1.4351 +
1.4352 + err = deflate(&c_stream, Z_FINISH);
1.4353 + if (err != Z_STREAM_END)
1.4354 + {
1.4355 + res = KErrGeneral;
1.4356 + }
1.4357 + err = deflateEnd(&c_stream);
1.4358 + if (err != 0)
1.4359 + {
1.4360 + res = KErrGeneral;
1.4361 + }
1.4362 + *comprLen = c_stream.total_out;
1.4363 + return res;
1.4364 + }
1.4365 +
1.4366 +
1.4367 +TInt test_sync(Byte * compr,uLong comprLen, Byte * uncompr,uLong uncomprLen)
1.4368 + {
1.4369 + TInt res = KErrNone ;
1.4370 + int err;
1.4371 + z_stream d_stream; /* decompression stream */
1.4372 +
1.4373 + strcpy((char*)uncompr, "garbage");
1.4374 +
1.4375 + d_stream.zalloc = (alloc_func)0;
1.4376 + d_stream.zfree = (free_func)0;
1.4377 + d_stream.opaque = (voidpf)0;
1.4378 +
1.4379 + d_stream.next_in = compr;
1.4380 + d_stream.avail_in = 2; /* just read the zlib header */
1.4381 +
1.4382 + err = inflateInit(&d_stream);
1.4383 + if(err!=0)
1.4384 + {
1.4385 + res=KErrGeneral;
1.4386 + }
1.4387 + d_stream.next_out = uncompr;
1.4388 + d_stream.avail_out = (uInt)uncomprLen;
1.4389 +
1.4390 + err= inflate(&d_stream, Z_NO_FLUSH);
1.4391 + if(err!=0)
1.4392 + {
1.4393 + res=KErrGeneral;
1.4394 + }
1.4395 + d_stream.avail_in = (uInt)comprLen-2; /* read all compressed data */
1.4396 + err = inflateSync(&d_stream); /* but skip the damaged part */
1.4397 + if(err!=0)
1.4398 + {
1.4399 + res=KErrGeneral;
1.4400 + }
1.4401 + err = inflate(&d_stream, Z_FINISH);
1.4402 + if(err==0)
1.4403 + {
1.4404 + res=KErrGeneral;
1.4405 + }
1.4406 + err = inflateEnd(&d_stream);
1.4407 + if(err!=0)
1.4408 + {
1.4409 + res=KErrGeneral;
1.4410 + }
1.4411 + return res;
1.4412 + }
1.4413 +
1.4414 +
1.4415 +TInt CTestZlib::TestInflateSync()
1.4416 + {
1.4417 + TInt res = KErrNone ;
1.4418 + uLong len = (uLong)strlen(hello)+1;
1.4419 +
1.4420 + Byte *compr, *uncompr;
1.4421 + uLong comprLen = 20*sizeof(int);
1.4422 + uLong uncomprLen = comprLen;
1.4423 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.4424 + if (compr == Z_NULL)
1.4425 + {
1.4426 + return KErrNoMemory;
1.4427 + }
1.4428 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.4429 + if(uncompr == Z_NULL)
1.4430 + {
1.4431 + free(compr);
1.4432 + return KErrNoMemory;
1.4433 + }
1.4434 + res= test_compress_positive(compr, comprLen, uncompr, uncomprLen);
1.4435 + if(res<0)
1.4436 + {
1.4437 + free(compr);
1.4438 + free(uncompr);
1.4439 + return KErrNoMemory;
1.4440 + }
1.4441 + Test_flush(compr, &comprLen);
1.4442 + res = test_sync(compr, comprLen, uncompr, uncomprLen);
1.4443 + free(compr);
1.4444 + free(uncompr);
1.4445 + return res;
1.4446 + }
1.4447 +
1.4448 +
1.4449 +TInt CTestZlib::TestinflateSyncfail()
1.4450 + {
1.4451 + TInt res = KErrNone ;
1.4452 + uLong len = (uLong)strlen(hello)+1;
1.4453 +
1.4454 + Byte *compr, *uncompr;
1.4455 + uLong comprLen = 20*sizeof(int);
1.4456 + uLong uncomprLen = comprLen;
1.4457 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.4458 + if (compr == Z_NULL)
1.4459 + {
1.4460 + return KErrNoMemory;
1.4461 + }
1.4462 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.4463 + if (uncompr == Z_NULL)
1.4464 + {
1.4465 + free(compr);
1.4466 + return KErrNoMemory;
1.4467 + }
1.4468 +
1.4469 + res= test_compress_positive(compr, comprLen, uncompr, uncomprLen);
1.4470 + if(res<0)
1.4471 + {
1.4472 + free(compr);
1.4473 + free(uncompr);
1.4474 + return KErrNoMemory;
1.4475 + }
1.4476 + int err = test_sync(compr, comprLen, uncompr, uncomprLen);
1.4477 + if(err!=0)
1.4478 + {
1.4479 + res = KErrNone ;
1.4480 + }
1.4481 + else
1.4482 + {
1.4483 + res = KErrGeneral;
1.4484 + }
1.4485 + free(compr);
1.4486 + free(uncompr);
1.4487 + return res;
1.4488 + }
1.4489 +
1.4490 +
1.4491 +int test_syncpoint (Bytef *dest, uLongf *destLen, const Bytef *source, uLong sourceLen, int level)
1.4492 + {
1.4493 + TInt res = KErrNone ;
1.4494 + z_stream stream;
1.4495 + int err;
1.4496 +
1.4497 + stream.next_in = (Bytef*)source;
1.4498 + stream.avail_in = (uInt)sourceLen;
1.4499 + stream.next_out = dest;
1.4500 + stream.avail_out = (uInt)*destLen;
1.4501 +
1.4502 + stream.zalloc = (alloc_func)0;
1.4503 + stream.zfree = (free_func)0;
1.4504 + stream.opaque = (voidpf)0;
1.4505 +
1.4506 + err = deflateInit(&stream, level);
1.4507 + if (err != Z_OK) return err;
1.4508 +
1.4509 + err = deflate(&stream, Z_FINISH);
1.4510 + if (err != Z_STREAM_END)
1.4511 + {
1.4512 + deflateEnd(&stream);
1.4513 + return err == Z_OK ? Z_BUF_ERROR : err;
1.4514 + }
1.4515 + *destLen = stream.total_out;
1.4516 + int h=inflateSyncPoint(&stream);
1.4517 + if(h!=0)
1.4518 + {
1.4519 + res=KErrGeneral;
1.4520 + }
1.4521 + deflateEnd(&stream);
1.4522 + return res;
1.4523 + }
1.4524 +
1.4525 +
1.4526 +TInt CTestZlib::TestInflateSyncPoint()
1.4527 + {
1.4528 + TInt res = KErrNone ;
1.4529 + uLong len = (uLong)strlen(hello)+1;
1.4530 + Byte *compr, *uncompr;
1.4531 + uLong comprLen = 20*sizeof(int);
1.4532 + uLong uncomprLen = comprLen;
1.4533 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.4534 + if (compr == Z_NULL)
1.4535 + {
1.4536 + return KErrNoMemory;
1.4537 + }
1.4538 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.4539 + if (uncompr == Z_NULL)
1.4540 + {
1.4541 + free(compr);
1.4542 + return KErrNoMemory;
1.4543 + }
1.4544 + res= test_syncpoint(compr, &comprLen, (const Bytef*)hello, len,Z_DEFAULT_COMPRESSION);
1.4545 + free(compr);
1.4546 + free(uncompr);
1.4547 + return res;
1.4548 + }
1.4549 +
1.4550 +TInt CTestZlib::TestInflateSyncPoint_null()
1.4551 + {
1.4552 + TInt res = KErrNone ;
1.4553 + uLong len = (uLong)strlen(hello)+1;
1.4554 + Byte *compr, *uncompr;
1.4555 + uLong comprLen = 20*sizeof(int);
1.4556 + uLong uncomprLen = comprLen;
1.4557 + compr = (Byte*)calloc((uInt)comprLen, 1);
1.4558 + if (compr == Z_NULL)
1.4559 + {
1.4560 + return KErrNoMemory;
1.4561 + }
1.4562 + uncompr = (Byte*)calloc((uInt)uncomprLen, 1);
1.4563 + if (uncompr == Z_NULL)
1.4564 + {
1.4565 + free(compr);
1.4566 + return KErrNoMemory;
1.4567 + }
1.4568 + int h=inflateSyncPoint(NULL);
1.4569 + if(h==0)
1.4570 + {
1.4571 + res=KErrGeneral;
1.4572 + }
1.4573 + free(compr);
1.4574 + free(uncompr);
1.4575 + return res;
1.4576 + }
1.4577 +
1.4578 +
1.4579 +TInt CTestZlib::TestZerror()
1.4580 + {
1.4581 + TInt res = KErrNone ;
1.4582 + const char * s = zError(1);
1.4583 + if(strcmp(s,"stream end"))
1.4584 + {
1.4585 + res=KErrGeneral;
1.4586 + }
1.4587 + return res;
1.4588 + }
1.4589 +
1.4590 +TInt CTestZlib::TestZerror1()
1.4591 + {
1.4592 + TInt res = KErrNone ;
1.4593 + const char * s = zError(-3);
1.4594 + if(strcmp(s,"data error"))
1.4595 + {
1.4596 + res=KErrGeneral;
1.4597 + }
1.4598 +
1.4599 + return res;
1.4600 + }
1.4601 +
1.4602 +TInt CTestZlib::TestZerror2()
1.4603 + {
1.4604 + TInt res = KErrNone ;
1.4605 + const char * s = zError(0);
1.4606 + if(strcmp(s,""))
1.4607 + {
1.4608 + res=KErrGeneral;
1.4609 + }
1.4610 +
1.4611 + return res;
1.4612 + }
1.4613 +