1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/os/ossrv/ssl/libcrypto/src/crypto/des/fcrypt.c Fri Jun 15 03:10:57 2012 +0200
1.3 @@ -0,0 +1,184 @@
1.4 +/* NOCW */
1.5 +/*
1.6 + © Portions copyright (c) 2006 Nokia Corporation. All rights reserved.
1.7 + */
1.8 +#include <stdio.h>
1.9 +#ifdef _OSD_POSIX
1.10 +#ifndef CHARSET_EBCDIC
1.11 +#define CHARSET_EBCDIC 1
1.12 +#endif
1.13 +#endif
1.14 +#ifdef CHARSET_EBCDIC
1.15 +#include <openssl/ebcdic.h>
1.16 +#endif
1.17 +#if (defined(SYMBIAN) && (defined(__WINSCW__) || defined(__WINS__)))
1.18 +#include "libcrypto_wsd_macros.h"
1.19 +#include "libcrypto_wsd.h"
1.20 +#endif
1.21 +
1.22 +/* This version of crypt has been developed from my MIT compatible
1.23 + * DES library.
1.24 + * Eric Young (eay@cryptsoft.com)
1.25 + */
1.26 +
1.27 +/* Modification by Jens Kupferschmidt (Cu)
1.28 + * I have included directive PARA for shared memory computers.
1.29 + * I have included a directive LONGCRYPT to using this routine to cipher
1.30 + * passwords with more then 8 bytes like HP-UX 10.x it used. The MAXPLEN
1.31 + * definition is the maximum of length of password and can changed. I have
1.32 + * defined 24.
1.33 + */
1.34 +
1.35 +#include "des_locl.h"
1.36 +
1.37 +/* Added more values to handle illegal salt values the way normal
1.38 + * crypt() implementations do. The patch was sent by
1.39 + * Bjorn Gronvall <bg@sics.se>
1.40 + */
1.41 +static unsigned const char con_salt[128]={
1.42 +0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,
1.43 +0xDA,0xDB,0xDC,0xDD,0xDE,0xDF,0xE0,0xE1,
1.44 +0xE2,0xE3,0xE4,0xE5,0xE6,0xE7,0xE8,0xE9,
1.45 +0xEA,0xEB,0xEC,0xED,0xEE,0xEF,0xF0,0xF1,
1.46 +0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,
1.47 +0xFA,0xFB,0xFC,0xFD,0xFE,0xFF,0x00,0x01,
1.48 +0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,
1.49 +0x0A,0x0B,0x05,0x06,0x07,0x08,0x09,0x0A,
1.50 +0x0B,0x0C,0x0D,0x0E,0x0F,0x10,0x11,0x12,
1.51 +0x13,0x14,0x15,0x16,0x17,0x18,0x19,0x1A,
1.52 +0x1B,0x1C,0x1D,0x1E,0x1F,0x20,0x21,0x22,
1.53 +0x23,0x24,0x25,0x20,0x21,0x22,0x23,0x24,
1.54 +0x25,0x26,0x27,0x28,0x29,0x2A,0x2B,0x2C,
1.55 +0x2D,0x2E,0x2F,0x30,0x31,0x32,0x33,0x34,
1.56 +0x35,0x36,0x37,0x38,0x39,0x3A,0x3B,0x3C,
1.57 +0x3D,0x3E,0x3F,0x40,0x41,0x42,0x43,0x44,
1.58 +};
1.59 +
1.60 +static unsigned const char cov_2char[64]={
1.61 +0x2E,0x2F,0x30,0x31,0x32,0x33,0x34,0x35,
1.62 +0x36,0x37,0x38,0x39,0x41,0x42,0x43,0x44,
1.63 +0x45,0x46,0x47,0x48,0x49,0x4A,0x4B,0x4C,
1.64 +0x4D,0x4E,0x4F,0x50,0x51,0x52,0x53,0x54,
1.65 +0x55,0x56,0x57,0x58,0x59,0x5A,0x61,0x62,
1.66 +0x63,0x64,0x65,0x66,0x67,0x68,0x69,0x6A,
1.67 +0x6B,0x6C,0x6D,0x6E,0x6F,0x70,0x71,0x72,
1.68 +0x73,0x74,0x75,0x76,0x77,0x78,0x79,0x7A
1.69 +};
1.70 +
1.71 +#ifdef EMULATOR
1.72 +GET_STATIC_ARRAY_FROM_TLS(buff,fcrypt,char)
1.73 +#define buff (GET_WSD_VAR_NAME(buff,fcrypt, s)())
1.74 +#endif
1.75 +
1.76 +EXPORT_C char *DES_crypt(const char *buf, const char *salt)
1.77 + {
1.78 +#ifndef EMULATOR
1.79 + static char buff[14];
1.80 +#endif
1.81 +
1.82 +#ifndef CHARSET_EBCDIC
1.83 + return(DES_fcrypt(buf,salt,buff));
1.84 +#else
1.85 + char e_salt[2+1];
1.86 + char e_buf[32+1]; /* replace 32 by 8 ? */
1.87 + char *ret;
1.88 +
1.89 + /* Copy at most 2 chars of salt */
1.90 + if ((e_salt[0] = salt[0]) != '\0')
1.91 + e_salt[1] = salt[1];
1.92 +
1.93 + /* Copy at most 32 chars of password */
1.94 + strncpy (e_buf, buf, sizeof(e_buf));
1.95 +
1.96 + /* Make sure we have a delimiter */
1.97 + e_salt[sizeof(e_salt)-1] = e_buf[sizeof(e_buf)-1] = '\0';
1.98 +
1.99 + /* Convert the e_salt to ASCII, as that's what DES_fcrypt works on */
1.100 + ebcdic2ascii(e_salt, e_salt, sizeof e_salt);
1.101 +
1.102 + /* Convert the cleartext password to ASCII */
1.103 + ebcdic2ascii(e_buf, e_buf, sizeof e_buf);
1.104 +
1.105 + /* Encrypt it (from/to ASCII) */
1.106 + ret = DES_fcrypt(e_buf,e_salt,buff);
1.107 +
1.108 + /* Convert the result back to EBCDIC */
1.109 + ascii2ebcdic(ret, ret, strlen(ret));
1.110 +
1.111 + return ret;
1.112 +#endif
1.113 + }
1.114 +
1.115 +
1.116 +EXPORT_C char *DES_fcrypt(const char *buf, const char *salt, char *ret)
1.117 + {
1.118 + unsigned int i,j,x,y;
1.119 + DES_LONG Eswap0,Eswap1;
1.120 + DES_LONG out[2],ll;
1.121 + DES_cblock key;
1.122 + DES_key_schedule ks;
1.123 + unsigned char bb[9];
1.124 + unsigned char *b=bb;
1.125 + unsigned char c,u;
1.126 +
1.127 + /* eay 25/08/92
1.128 + * If you call crypt("pwd","*") as often happens when you
1.129 + * have * as the pwd field in /etc/passwd, the function
1.130 + * returns *\0XXXXXXXXX
1.131 + * The \0 makes the string look like * so the pwd "*" would
1.132 + * crypt to "*". This was found when replacing the crypt in
1.133 + * our shared libraries. People found that the disabled
1.134 + * accounts effectively had no passwd :-(. */
1.135 +#ifndef CHARSET_EBCDIC
1.136 + x=ret[0]=((salt[0] == '\0')?'A':salt[0]);
1.137 + Eswap0=con_salt[x]<<2;
1.138 + x=ret[1]=((salt[1] == '\0')?'A':salt[1]);
1.139 + Eswap1=con_salt[x]<<6;
1.140 +#else
1.141 + x=ret[0]=((salt[0] == '\0')?os_toascii['A']:salt[0]);
1.142 + Eswap0=con_salt[x]<<2;
1.143 + x=ret[1]=((salt[1] == '\0')?os_toascii['A']:salt[1]);
1.144 + Eswap1=con_salt[x]<<6;
1.145 +#endif
1.146 +
1.147 +/* EAY
1.148 +r=strlen(buf);
1.149 +r=(r+7)/8;
1.150 +*/
1.151 + for (i=0; i<8; i++)
1.152 + {
1.153 + c= *(buf++);
1.154 + if (!c) break;
1.155 + key[i]=(c<<1);
1.156 + }
1.157 + for (; i<8; i++)
1.158 + key[i]=0;
1.159 +
1.160 + DES_set_key_unchecked(&key,&ks);
1.161 + fcrypt_body(&(out[0]),&ks,Eswap0,Eswap1);
1.162 +
1.163 + ll=out[0]; l2c(ll,b);
1.164 + ll=out[1]; l2c(ll,b);
1.165 + y=0;
1.166 + u=0x80;
1.167 + bb[8]=0;
1.168 + for (i=2; i<13; i++)
1.169 + {
1.170 + c=0;
1.171 + for (j=0; j<6; j++)
1.172 + {
1.173 + c<<=1;
1.174 + if (bb[y] & u) c|=1;
1.175 + u>>=1;
1.176 + if (!u)
1.177 + {
1.178 + y++;
1.179 + u=0x80;
1.180 + }
1.181 + }
1.182 + ret[i]=cov_2char[c];
1.183 + }
1.184 + ret[13]='\0';
1.185 + return(ret);
1.186 + }
1.187 +