epoc32/include/stdapis/openssl/comp.h
author William Roberts <williamr@symbian.org>
Wed, 31 Mar 2010 12:27:01 +0100
branchSymbian2
changeset 3 e1b950c65cb4
parent 0 061f57f2323e
child 4 837f303aceeb
permissions -rw-r--r--
Attempt to represent the S^2->S^3 header reorganisation as a series of "hg rename" operations
     1 /*
     2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.
     3 
     4 * Redistribution and use in source and binary forms, with or without 
     5 * modification, are permitted provided that the following conditions are met:
     6 
     7 * Redistributions of source code must retain the above copyright notice, this 
     8 * list of conditions and the following disclaimer.
     9 * Redistributions in binary form must reproduce the above copyright notice, 
    10 * this list of conditions and the following disclaimer in the documentation 
    11 * and/or other materials provided with the distribution.
    12 * Neither the name of Nokia Corporation nor the names of its contributors 
    13 * may be used to endorse or promote products derived from this software 
    14 * without specific prior written permission.
    15 
    16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
    17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
    18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 
    19 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE 
    20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 
    21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 
    22 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 
    23 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 
    24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 
    25 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    26 *
    27 * Description:
    28 *
    29 */
    30 
    31 
    32 #ifndef HEADER_COMP_H
    33 #define HEADER_COMP_H
    34 
    35 #if (defined(__SYMBIAN32__) && !defined(SYMBIAN))
    36 #define SYMBIAN
    37 #endif
    38 
    39 #ifdef SYMBIAN
    40 #include <e32def.h>
    41 #endif
    42 #include <openssl/crypto.h>
    43 
    44 #ifdef  __cplusplus
    45 extern "C" {
    46 #endif
    47 #ifdef SYMBIAN
    48 #include <e32def.h>
    49 #endif
    50 typedef struct comp_ctx_st COMP_CTX;
    51 
    52 typedef struct comp_method_st
    53 	{
    54 	int type;		/* NID for compression library */
    55 	const char *name;	/* A text string to identify the library */
    56 	int (*init)(COMP_CTX *ctx);
    57 	void (*finish)(COMP_CTX *ctx);
    58 	int (*compress)(COMP_CTX *ctx,
    59 			unsigned char *out, unsigned int olen,
    60 			unsigned char *in, unsigned int ilen);
    61 	int (*expand)(COMP_CTX *ctx,
    62 		      unsigned char *out, unsigned int olen,
    63 		      unsigned char *in, unsigned int ilen);
    64 	/* The following two do NOTHING, but are kept for backward compatibility */
    65 	long (*ctrl)(void);
    66 	long (*callback_ctrl)(void);
    67 	} COMP_METHOD;
    68 
    69 struct comp_ctx_st
    70 	{
    71 	COMP_METHOD *meth;
    72 	unsigned long compress_in;
    73 	unsigned long compress_out;
    74 	unsigned long expand_in;
    75 	unsigned long expand_out;
    76 
    77 	CRYPTO_EX_DATA	ex_data;
    78 	};
    79 
    80 
    81 IMPORT_C COMP_CTX *COMP_CTX_new(COMP_METHOD *meth);
    82 IMPORT_C void COMP_CTX_free(COMP_CTX *ctx);
    83 IMPORT_C int COMP_compress_block(COMP_CTX *ctx, unsigned char *out, int olen,
    84 	unsigned char *in, int ilen);
    85 IMPORT_C int COMP_expand_block(COMP_CTX *ctx, unsigned char *out, int olen,
    86 	unsigned char *in, int ilen);
    87 IMPORT_C COMP_METHOD *COMP_rle(void );
    88 IMPORT_C COMP_METHOD *COMP_zlib(void );
    89 
    90 /* BEGIN ERROR CODES */
    91 /* The following lines are auto generated by the script mkerr.pl. Any changes
    92  * made after this point may be overwritten when the script is next run.
    93  */
    94 IMPORT_C void ERR_load_COMP_strings(void);
    95 
    96 /* Error codes for the COMP functions. */
    97 
    98 /* Function codes. */
    99 
   100 /* Reason codes. */
   101 
   102 #ifdef  __cplusplus
   103 }
   104 #endif
   105 #endif