lib/ebcdic.c

   1 /*
   2  * (C) Copyright 2007-2010  Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
   3  *
   4  * This file is released under the GPLv2.  See the COPYING file for more
   5  * details.
   6  */
   7
   8 #include <ebcdic.h>
   9
  10 /*
  11  * Tables taken from Linux's arch/s390/kernel/ebcdic.c
  12  */
  13
  14 /*
  15  * ASCII (IBM PC 437)  -> EBCDIC 037
  16  */
  17 u8 ascii2ebcdic_table[256] =
  18 {
  19  /*00 NUL   SOH   STX   ETX   EOT   ENQ   ACK   BEL */
  20      0x00, 0x01, 0x02, 0x03, 0x37, 0x2D, 0x2E, 0x2F,
  21  /*08  BS    HT    LF    VT    FF    CR    SO    SI */
  22  /*              ->NL                               */
  23      0x16, 0x05, 0x15, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
  24  /*10 DLE   DC1   DC2   DC3   DC4   NAK   SYN   ETB */
  25      0x10, 0x11, 0x12, 0x13, 0x3C, 0x3D, 0x32, 0x26,
  26  /*18 CAN    EM   SUB   ESC    FS    GS    RS    US */
  27  /*                               ->IGS ->IRS ->IUS */
  28      0x18, 0x19, 0x3F, 0x27, 0x22, 0x1D, 0x1E, 0x1F,
  29  /*20  SP     !     "     #     $     %     &     ' */
  30      0x40, 0x5A, 0x7F, 0x7B, 0x5B, 0x6C, 0x50, 0x7D,
  31  /*28   (     )     *     +     ,     -    .      / */
  32      0x4D, 0x5D, 0x5C, 0x4E, 0x6B, 0x60, 0x4B, 0x61,
  33  /*30   0     1     2     3     4     5     6     7 */
  34      0xF0, 0xF1, 0xF2, 0xF3, 0xF4, 0xF5, 0xF6, 0xF7,
  35  /*38   8     9     :     ;     <     =     >     ? */
  36      0xF8, 0xF9, 0x7A, 0x5E, 0x4C, 0x7E, 0x6E, 0x6F,
  37  /*40   @     A     B     C     D     E     F     G */
  38      0x7C, 0xC1, 0xC2, 0xC3, 0xC4, 0xC5, 0xC6, 0xC7,
  39  /*48   H     I     J     K     L     M     N     O */
  40      0xC8, 0xC9, 0xD1, 0xD2, 0xD3, 0xD4, 0xD5, 0xD6,
  41  /*50   P     Q     R     S     T     U     V     W */
  42      0xD7, 0xD8, 0xD9, 0xE2, 0xE3, 0xE4, 0xE5, 0xE6,
  43  /*58   X     Y     Z     [     \     ]     ^     _ */
  44      0xE7, 0xE8, 0xE9, 0xBA, 0xE0, 0xBB, 0xB0, 0x6D,
  45  /*60   `     a     b     c     d     e     f     g */
  46      0x79, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87,
  47  /*68   h     i     j     k     l     m     n     o */
  48      0x88, 0x89, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96,
  49  /*70   p     q     r     s     t     u     v     w */
  50      0x97, 0x98, 0x99, 0xA2, 0xA3, 0xA4, 0xA5, 0xA6,
  51  /*78   x     y     z     {     |     }     ~    DL */
  52      0xA7, 0xA8, 0xA9, 0xC0, 0x4F, 0xD0, 0xA1, 0x07,
  53  /*80*/
  54      0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F,
  55  /*88*/
  56      0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F,
  57  /*90*/
  58      0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F,
  59  /*98*/
  60      0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F,
  61  /*A0*/
  62      0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F,
  63  /*A8*/
  64      0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F,
  65  /*B0*/
  66      0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F,
  67  /*B8*/
  68      0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F,
  69  /*C0*/
  70      0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F,
  71  /*C8*/
  72      0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F,
  73  /*D0*/
  74      0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F,
  75  /*D8*/
  76      0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F,
  77  /*E0        sz                                         */
  78      0x3F, 0x59, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F,
  79  /*E8*/
  80      0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F,
  81  /*F0*/
  82      0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F,
  83  /*F8*/
  84      0x90, 0x3F, 0x3F, 0x3F, 0x3F, 0xEA, 0x3F, 0xFF
  85 };
  86
  87 /*
  88  * EBCDIC 037 -> ASCII (IBM PC 437)
  89  */
  90 u8 ebcdic2ascii_table[256] =
  91 {
  92  /* 0x00   NUL   SOH   STX   ETX  *SEL    HT  *RNL   DEL */
  93           0x00, 0x01, 0x02, 0x03, 0x07, 0x09, 0x07, 0x7F,
  94  /* 0x08   -GE  -SPS  -RPT    VT    FF    CR    SO    SI */
  95           0x07, 0x07, 0x07, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
  96  /* 0x10   DLE   DC1   DC2   DC3  -RES   -NL    BS  -POC
  97                                   -ENP  ->LF             */
  98           0x10, 0x11, 0x12, 0x13, 0x07, 0x0A, 0x08, 0x07,
  99  /* 0x18   CAN    EM  -UBS  -CU1  -IFS  -IGS  -IRS  -ITB
 100                                                     -IUS */
 101           0x18, 0x19, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07,
 102  /* 0x20   -DS  -SOS    FS  -WUS  -BYP    LF   ETB   ESC
 103                                   -INP                   */
 104           0x07, 0x07, 0x1C, 0x07, 0x07, 0x0A, 0x17, 0x1B,
 105  /* 0x28   -SA  -SFE   -SM  -CSP  -MFA   ENQ   ACK   BEL
 106                        -SW                               */
 107           0x07, 0x07, 0x07, 0x07, 0x07, 0x05, 0x06, 0x07,
 108  /* 0x30  ----  ----   SYN   -IR   -PP  -TRN  -NBS   EOT */
 109           0x07, 0x07, 0x16, 0x07, 0x07, 0x07, 0x07, 0x04,
 110  /* 0x38  -SBS   -IT  -RFF  -CU3   DC4   NAK  ----   SUB */
 111           0x07, 0x07, 0x07, 0x07, 0x14, 0x15, 0x07, 0x1A,
 112  /* 0x40    SP   RSP           ä              ----       */
 113           0x20, 0xFF, 0x83, 0x84, 0x85, 0xA0, 0x07, 0x86,
 114  /* 0x48                       .     <     (     +     | */
 115           0x87, 0xA4, 0x9B, 0x2E, 0x3C, 0x28, 0x2B, 0x7C,
 116  /* 0x50     &                                      ---- */
 117           0x26, 0x82, 0x88, 0x89, 0x8A, 0xA1, 0x8C, 0x07,
 118  /* 0x58           ß     !     $     *     )     ;       */
 119           0x8D, 0xE1, 0x21, 0x24, 0x2A, 0x29, 0x3B, 0xAA,
 120  /* 0x60     -     /  ----     Ä  ----  ----  ----       */
 121           0x2D, 0x2F, 0x07, 0x8E, 0x07, 0x07, 0x07, 0x8F,
 122  /* 0x68              ----     ,     %     _     >     ? */
 123           0x80, 0xA5, 0x07, 0x2C, 0x25, 0x5F, 0x3E, 0x3F,
 124  /* 0x70  ----        ----  ----  ----  ----  ----  ---- */
 125           0x07, 0x90, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07,
 126  /* 0x78     *     `     :     #     @     '     =     " */
 127           0x70, 0x60, 0x3A, 0x23, 0x40, 0x27, 0x3D, 0x22,
 128  /* 0x80     *     a     b     c     d     e     f     g */
 129           0x07, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67,
 130  /* 0x88     h     i              ----  ----  ----       */
 131           0x68, 0x69, 0xAE, 0xAF, 0x07, 0x07, 0x07, 0xF1,
 132  /* 0x90     °     j     k     l     m     n     o     p */
 133           0xF8, 0x6A, 0x6B, 0x6C, 0x6D, 0x6E, 0x6F, 0x70,
 134  /* 0x98     q     r                    ----        ---- */
 135           0x71, 0x72, 0xA6, 0xA7, 0x91, 0x07, 0x92, 0x07,
 136  /* 0xA0           ~     s     t     u     v     w     x */
 137           0xE6, 0x7E, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78,
 138  /* 0xA8     y     z              ----  ----  ----  ---- */
 139           0x79, 0x7A, 0xAD, 0xAB, 0x07, 0x07, 0x07, 0x07,
 140  /* 0xB0     ^                    ----     §  ----       */
 141           0x5E, 0x9C, 0x9D, 0xFA, 0x07, 0x07, 0x07, 0xAC,
 142  /* 0xB8        ----     [     ]  ----  ----  ----  ---- */
 143           0xAB, 0x07, 0x5B, 0x5D, 0x07, 0x07, 0x07, 0x07,
 144  /* 0xC0     {     A     B     C     D     E     F     G */
 145           0x7B, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,
 146  /* 0xC8     H     I  ----           ö              ---- */
 147           0x48, 0x49, 0x07, 0x93, 0x94, 0x95, 0xA2, 0x07,
 148  /* 0xD0     }     J     K     L     M     N     O     P */
 149           0x7D, 0x4A, 0x4B, 0x4C, 0x4D, 0x4E, 0x4F, 0x50,
 150  /* 0xD8     Q     R  ----           ü                   */
 151           0x51, 0x52, 0x07, 0x96, 0x81, 0x97, 0xA3, 0x98,
 152  /* 0xE0     \           S     T     U     V     W     X */
 153           0x5C, 0xF6, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58,
 154  /* 0xE8     Y     Z        ----     Ö  ----  ----  ---- */
 155           0x59, 0x5A, 0xFD, 0x07, 0x99, 0x07, 0x07, 0x07,
 156  /* 0xF0     0     1     2     3     4     5     6     7 */
 157           0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
 158  /* 0xF8     8     9  ----  ----     Ü  ----  ----  ---- */
 159           0x38, 0x39, 0x07, 0x07, 0x9A, 0x07, 0x07, 0x07
 160 };
 161