crypto/ebcdic.c

   1
   2 #ifndef CHARSET_EBCDIC
   3
   4 # include <openssl/e_os2.h>
   5 # if defined(PEDANTIC) || defined(__DECC) || defined(OPENSSL_SYS_MACOSX) || defined(__clang__)
   6 static void *dummy = &dummy;
   7 # endif
   8
   9 #else                           /* CHARSET_EBCDIC */
  10
  11 # include "ebcdic.h"
  12 /*-
  13  *      Initial Port for  Apache-1.3     by <Martin.Kraemer@Mch.SNI.De>
  14  *      Adapted for       OpenSSL-0.9.4  by <Martin.Kraemer@Mch.SNI.De>
  15  */
  16
  17 # ifdef _OSD_POSIX
  18 /*
  19  * "BS2000 OSD" is a POSIX subsystem on a main frame. It is made by Siemens
  20  * AG, Germany, for their BS2000 mainframe machines. Within the POSIX
  21  * subsystem, the same character set was chosen as in "native BS2000", namely
  22  * EBCDIC. (EDF04)
  23  *
  24  * The name "ASCII" in these routines is misleading: actually, conversion is
  25  * not between EBCDIC and ASCII, but EBCDIC(EDF04) and ISO-8859.1; that means
  26  * that (western european) national characters are preserved.
  27  *
  28  * This table is identical to the one used by rsh/rcp/ftp and other POSIX
  29  * tools.
  30  */
  31
  32 /* Here's the bijective ebcdic-to-ascii table: */
  33 const unsigned char os_toascii[256] = {
  34     /*
  35      * 00
  36      */ 0x00, 0x01, 0x02, 0x03, 0x85, 0x09, 0x86, 0x7f,
  37     0x87, 0x8d, 0x8e, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, /* ................ */
  38     /*
  39      * 10
  40      */ 0x10, 0x11, 0x12, 0x13, 0x8f, 0x0a, 0x08, 0x97,
  41     0x18, 0x19, 0x9c, 0x9d, 0x1c, 0x1d, 0x1e, 0x1f, /* ................ */
  42     /*
  43      * 20
  44      */ 0x80, 0x81, 0x82, 0x83, 0x84, 0x92, 0x17, 0x1b,
  45     0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x05, 0x06, 0x07, /* ................ */
  46     /*
  47      * 30
  48      */ 0x90, 0x91, 0x16, 0x93, 0x94, 0x95, 0x96, 0x04,
  49     0x98, 0x99, 0x9a, 0x9b, 0x14, 0x15, 0x9e, 0x1a, /* ................ */
  50     /*
  51      * 40
  52      */ 0x20, 0xa0, 0xe2, 0xe4, 0xe0, 0xe1, 0xe3, 0xe5,
  53     0xe7, 0xf1, 0x60, 0x2e, 0x3c, 0x28, 0x2b, 0x7c, /* .........`.<(+| */
  54     /*
  55      * 50
  56      */ 0x26, 0xe9, 0xea, 0xeb, 0xe8, 0xed, 0xee, 0xef,
  57     0xec, 0xdf, 0x21, 0x24, 0x2a, 0x29, 0x3b, 0x9f, /* &.........!$*);. */
  58     /*
  59      * 60
  60      */ 0x2d, 0x2f, 0xc2, 0xc4, 0xc0, 0xc1, 0xc3, 0xc5,
  61     0xc7, 0xd1, 0x5e, 0x2c, 0x25, 0x5f, 0x3e, 0x3f,    /*-/........^,%_>?*/
  62     /*
  63      * 70
  64      */ 0xf8, 0xc9, 0xca, 0xcb, 0xc8, 0xcd, 0xce, 0xcf,
  65     0xcc, 0xa8, 0x3a, 0x23, 0x40, 0x27, 0x3d, 0x22, /* ..........:#@'=" */
  66     /*
  67      * 80
  68      */ 0xd8, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67,
  69     0x68, 0x69, 0xab, 0xbb, 0xf0, 0xfd, 0xfe, 0xb1, /* .abcdefghi...... */
  70     /*
  71      * 90
  72      */ 0xb0, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, 0x70,
  73     0x71, 0x72, 0xaa, 0xba, 0xe6, 0xb8, 0xc6, 0xa4, /* .jklmnopqr...... */
  74     /*
  75      * a0
  76      */ 0xb5, 0xaf, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78,
  77     0x79, 0x7a, 0xa1, 0xbf, 0xd0, 0xdd, 0xde, 0xae, /* ..stuvwxyz...... */
  78     /*
  79      * b0
  80      */ 0xa2, 0xa3, 0xa5, 0xb7, 0xa9, 0xa7, 0xb6, 0xbc,
  81     0xbd, 0xbe, 0xac, 0x5b, 0x5c, 0x5d, 0xb4, 0xd7, /* ...........[\].. */
  82     /*
  83      * c0
  84      */ 0xf9, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,
  85     0x48, 0x49, 0xad, 0xf4, 0xf6, 0xf2, 0xf3, 0xf5, /* .ABCDEFGHI...... */
  86     /*
  87      * d0
  88      */ 0xa6, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, 0x50,
  89     0x51, 0x52, 0xb9, 0xfb, 0xfc, 0xdb, 0xfa, 0xff, /* .JKLMNOPQR...... */
  90     /*
  91      * e0
  92      */ 0xd9, 0xf7, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58,
  93     0x59, 0x5a, 0xb2, 0xd4, 0xd6, 0xd2, 0xd3, 0xd5, /* ..STUVWXYZ...... */
  94     /*
  95      * f0
  96      */ 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
  97     0x38, 0x39, 0xb3, 0x7b, 0xdc, 0x7d, 0xda, 0x7e /* 0123456789.{.}.~ */
  98 };
  99
 100 /* The ascii-to-ebcdic table: */
 101 const unsigned char os_toebcdic[256] = {
 102     /*
 103      * 00
 104      */ 0x00, 0x01, 0x02, 0x03, 0x37, 0x2d, 0x2e, 0x2f,
 105     0x16, 0x05, 0x15, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, /* ................ */
 106     /*
 107      * 10
 108      */ 0x10, 0x11, 0x12, 0x13, 0x3c, 0x3d, 0x32, 0x26,
 109     0x18, 0x19, 0x3f, 0x27, 0x1c, 0x1d, 0x1e, 0x1f, /* ................ */
 110     /*
 111      * 20
 112      */ 0x40, 0x5a, 0x7f, 0x7b, 0x5b, 0x6c, 0x50, 0x7d,
 113     0x4d, 0x5d, 0x5c, 0x4e, 0x6b, 0x60, 0x4b, 0x61, /* !"#$%&'()*+,-./ */
 114     /*
 115      * 30
 116      */ 0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7,
 117     0xf8, 0xf9, 0x7a, 0x5e, 0x4c, 0x7e, 0x6e, 0x6f, /* 0123456789:;<=>? */
 118     /*
 119      * 40
 120      */ 0x7c, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7,
 121     0xc8, 0xc9, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, /* @ABCDEFGHIJKLMNO */
 122     /*
 123      * 50
 124      */ 0xd7, 0xd8, 0xd9, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6,
 125     0xe7, 0xe8, 0xe9, 0xbb, 0xbc, 0xbd, 0x6a, 0x6d, /* PQRSTUVWXYZ[\]^_ */
 126     /*
 127      * 60
 128      */ 0x4a, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87,
 129     0x88, 0x89, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, /* `abcdefghijklmno */
 130     /*
 131      * 70
 132      */ 0x97, 0x98, 0x99, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6,
 133     0xa7, 0xa8, 0xa9, 0xfb, 0x4f, 0xfd, 0xff, 0x07, /* pqrstuvwxyz{|}~. */
 134     /*
 135      * 80
 136      */ 0x20, 0x21, 0x22, 0x23, 0x24, 0x04, 0x06, 0x08,
 137     0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x09, 0x0a, 0x14, /* ................ */
 138     /*
 139      * 90
 140      */ 0x30, 0x31, 0x25, 0x33, 0x34, 0x35, 0x36, 0x17,
 141     0x38, 0x39, 0x3a, 0x3b, 0x1a, 0x1b, 0x3e, 0x5f, /* ................ */
 142     /*
 143      * a0
 144      */ 0x41, 0xaa, 0xb0, 0xb1, 0x9f, 0xb2, 0xd0, 0xb5,
 145     0x79, 0xb4, 0x9a, 0x8a, 0xba, 0xca, 0xaf, 0xa1, /* ................ */
 146     /*
 147      * b0
 148      */ 0x90, 0x8f, 0xea, 0xfa, 0xbe, 0xa0, 0xb6, 0xb3,
 149     0x9d, 0xda, 0x9b, 0x8b, 0xb7, 0xb8, 0xb9, 0xab, /* ................ */
 150     /*
 151      * c0
 152      */ 0x64, 0x65, 0x62, 0x66, 0x63, 0x67, 0x9e, 0x68,
 153     0x74, 0x71, 0x72, 0x73, 0x78, 0x75, 0x76, 0x77, /* ................ */
 154     /*
 155      * d0
 156      */ 0xac, 0x69, 0xed, 0xee, 0xeb, 0xef, 0xec, 0xbf,
 157     0x80, 0xe0, 0xfe, 0xdd, 0xfc, 0xad, 0xae, 0x59, /* ................ */
 158     /*
 159      * e0
 160      */ 0x44, 0x45, 0x42, 0x46, 0x43, 0x47, 0x9c, 0x48,
 161     0x54, 0x51, 0x52, 0x53, 0x58, 0x55, 0x56, 0x57, /* ................ */
 162     /*
 163      * f0
 164      */ 0x8c, 0x49, 0xcd, 0xce, 0xcb, 0xcf, 0xcc, 0xe1,
 165     0x70, 0xc0, 0xde, 0xdb, 0xdc, 0x8d, 0x8e, 0xdf /* ................ */
 166 };
 167
 168 # else /*_OSD_POSIX*/
 169
 170 /*
 171  * This code does basic character mapping for IBM's TPF and OS/390 operating
 172  * systems. It is a modified version of the BS2000 table.
 173  *
 174  * Bijective EBCDIC (character set IBM-1047) to US-ASCII table: This table is
 175  * bijective - there are no ambigous or duplicate characters.
 176  */
 177 const unsigned char os_toascii[256] = {
 178     0x00, 0x01, 0x02, 0x03, 0x85, 0x09, 0x86, 0x7f, /* 00-0f: */
 179     0x87, 0x8d, 0x8e, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, /* ................ */
 180     0x10, 0x11, 0x12, 0x13, 0x8f, 0x0a, 0x08, 0x97, /* 10-1f: */
 181     0x18, 0x19, 0x9c, 0x9d, 0x1c, 0x1d, 0x1e, 0x1f, /* ................ */
 182     0x80, 0x81, 0x82, 0x83, 0x84, 0x92, 0x17, 0x1b, /* 20-2f: */
 183     0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x05, 0x06, 0x07, /* ................ */
 184     0x90, 0x91, 0x16, 0x93, 0x94, 0x95, 0x96, 0x04, /* 30-3f: */
 185     0x98, 0x99, 0x9a, 0x9b, 0x14, 0x15, 0x9e, 0x1a, /* ................ */
 186     0x20, 0xa0, 0xe2, 0xe4, 0xe0, 0xe1, 0xe3, 0xe5, /* 40-4f: */
 187     0xe7, 0xf1, 0xa2, 0x2e, 0x3c, 0x28, 0x2b, 0x7c, /* ...........<(+| */
 188     0x26, 0xe9, 0xea, 0xeb, 0xe8, 0xed, 0xee, 0xef, /* 50-5f: */
 189     0xec, 0xdf, 0x21, 0x24, 0x2a, 0x29, 0x3b, 0x5e, /* &.........!$*);^ */
 190     0x2d, 0x2f, 0xc2, 0xc4, 0xc0, 0xc1, 0xc3, 0xc5, /* 60-6f: */
 191     0xc7, 0xd1, 0xa6, 0x2c, 0x25, 0x5f, 0x3e, 0x3f, /* -/.........,%_>? */
 192     0xf8, 0xc9, 0xca, 0xcb, 0xc8, 0xcd, 0xce, 0xcf, /* 70-7f: */
 193     0xcc, 0x60, 0x3a, 0x23, 0x40, 0x27, 0x3d, 0x22, /* .........`:#@'=" */
 194     0xd8, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, /* 80-8f: */
 195     0x68, 0x69, 0xab, 0xbb, 0xf0, 0xfd, 0xfe, 0xb1, /* .abcdefghi...... */
 196     0xb0, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, 0x70, /* 90-9f: */
 197     0x71, 0x72, 0xaa, 0xba, 0xe6, 0xb8, 0xc6, 0xa4, /* .jklmnopqr...... */
 198     0xb5, 0x7e, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, /* a0-af: */
 199     0x79, 0x7a, 0xa1, 0xbf, 0xd0, 0x5b, 0xde, 0xae, /* .~stuvwxyz...[.. */
 200     0xac, 0xa3, 0xa5, 0xb7, 0xa9, 0xa7, 0xb6, 0xbc, /* b0-bf: */
 201     0xbd, 0xbe, 0xdd, 0xa8, 0xaf, 0x5d, 0xb4, 0xd7, /* .............].. */
 202     0x7b, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, /* c0-cf: */
 203     0x48, 0x49, 0xad, 0xf4, 0xf6, 0xf2, 0xf3, 0xf5, /* {ABCDEFGHI...... */
 204     0x7d, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, 0x50, /* d0-df: */
 205     0x51, 0x52, 0xb9, 0xfb, 0xfc, 0xf9, 0xfa, 0xff, /* }JKLMNOPQR...... */
 206     0x5c, 0xf7, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, /* e0-ef: */
 207     0x59, 0x5a, 0xb2, 0xd4, 0xd6, 0xd2, 0xd3, 0xd5, /* \.STUVWXYZ...... */
 208     0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, /* f0-ff: */
 209     0x38, 0x39, 0xb3, 0xdb, 0xdc, 0xd9, 0xda, 0x9f /* 0123456789...... */
 210 };
 211
 212 /*
 213  * The US-ASCII to EBCDIC (character set IBM-1047) table: This table is
 214  * bijective (no ambiguous or duplicate characters)
 215  */
 216 const unsigned char os_toebcdic[256] = {
 217     0x00, 0x01, 0x02, 0x03, 0x37, 0x2d, 0x2e, 0x2f, /* 00-0f: */
 218     0x16, 0x05, 0x15, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, /* ................ */
 219     0x10, 0x11, 0x12, 0x13, 0x3c, 0x3d, 0x32, 0x26, /* 10-1f: */
 220     0x18, 0x19, 0x3f, 0x27, 0x1c, 0x1d, 0x1e, 0x1f, /* ................ */
 221     0x40, 0x5a, 0x7f, 0x7b, 0x5b, 0x6c, 0x50, 0x7d, /* 20-2f: */
 222     0x4d, 0x5d, 0x5c, 0x4e, 0x6b, 0x60, 0x4b, 0x61, /* !"#$%&'()*+,-./ */
 223     0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, /* 30-3f: */
 224     0xf8, 0xf9, 0x7a, 0x5e, 0x4c, 0x7e, 0x6e, 0x6f, /* 0123456789:;<=>? */
 225     0x7c, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, /* 40-4f: */
 226     0xc8, 0xc9, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, /* @ABCDEFGHIJKLMNO */
 227     0xd7, 0xd8, 0xd9, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, /* 50-5f: */
 228     0xe7, 0xe8, 0xe9, 0xad, 0xe0, 0xbd, 0x5f, 0x6d, /* PQRSTUVWXYZ[\]^_ */
 229     0x79, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, /* 60-6f: */
 230     0x88, 0x89, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, /* `abcdefghijklmno */
 231     0x97, 0x98, 0x99, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, /* 70-7f: */
 232     0xa7, 0xa8, 0xa9, 0xc0, 0x4f, 0xd0, 0xa1, 0x07, /* pqrstuvwxyz{|}~. */
 233     0x20, 0x21, 0x22, 0x23, 0x24, 0x04, 0x06, 0x08, /* 80-8f: */
 234     0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x09, 0x0a, 0x14, /* ................ */
 235     0x30, 0x31, 0x25, 0x33, 0x34, 0x35, 0x36, 0x17, /* 90-9f: */
 236     0x38, 0x39, 0x3a, 0x3b, 0x1a, 0x1b, 0x3e, 0xff, /* ................ */
 237     0x41, 0xaa, 0x4a, 0xb1, 0x9f, 0xb2, 0x6a, 0xb5, /* a0-af: */
 238     0xbb, 0xb4, 0x9a, 0x8a, 0xb0, 0xca, 0xaf, 0xbc, /* ................ */
 239     0x90, 0x8f, 0xea, 0xfa, 0xbe, 0xa0, 0xb6, 0xb3, /* b0-bf: */
 240     0x9d, 0xda, 0x9b, 0x8b, 0xb7, 0xb8, 0xb9, 0xab, /* ................ */
 241     0x64, 0x65, 0x62, 0x66, 0x63, 0x67, 0x9e, 0x68, /* c0-cf: */
 242     0x74, 0x71, 0x72, 0x73, 0x78, 0x75, 0x76, 0x77, /* ................ */
 243     0xac, 0x69, 0xed, 0xee, 0xeb, 0xef, 0xec, 0xbf, /* d0-df: */
 244     0x80, 0xfd, 0xfe, 0xfb, 0xfc, 0xba, 0xae, 0x59, /* ................ */
 245     0x44, 0x45, 0x42, 0x46, 0x43, 0x47, 0x9c, 0x48, /* e0-ef: */
 246     0x54, 0x51, 0x52, 0x53, 0x58, 0x55, 0x56, 0x57, /* ................ */
 247     0x8c, 0x49, 0xcd, 0xce, 0xcb, 0xcf, 0xcc, 0xe1, /* f0-ff: */
 248     0x70, 0xdd, 0xde, 0xdb, 0xdc, 0x8d, 0x8e, 0xdf /* ................ */
 249 };
 250 # endif/*_OSD_POSIX*/
 251
 252 /*
 253  * Translate a memory block from EBCDIC (host charset) to ASCII (net charset)
 254  * dest and srce may be identical, or separate memory blocks, but should not
 255  * overlap. These functions intentionally have an interface compatible to
 256  * memcpy(3).
 257  */
 258
 259 void *ebcdic2ascii(void *dest, const void *srce, size_t count)
 260 {
 261     unsigned char *udest = dest;
 262     const unsigned char *usrce = srce;
 263
 264     while (count-- != 0) {
 265         *udest++ = os_toascii[*usrce++];
 266     }
 267
 268     return dest;
 269 }
 270
 271 void *ascii2ebcdic(void *dest, const void *srce, size_t count)
 272 {
 273     unsigned char *udest = dest;
 274     const unsigned char *usrce = srce;
 275
 276     while (count-- != 0) {
 277         *udest++ = os_toebcdic[*usrce++];
 278     }
 279
 280     return dest;
 281 }
 282
 283 #endif