ebcdic.c 11 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221
  1. /* crypto/ebcdic.c */
  2. #ifndef CHARSET_EBCDIC
  3. #include <openssl/e_os2.h>
  4. #if defined(PEDANTIC) || defined(__DECC) || defined(OPENSSL_SYS_MACOSX)
  5. static void *dummy=&dummy;
  6. #endif
  7. #else /*CHARSET_EBCDIC*/
  8. #include "ebcdic.h"
  9. /* Initial Port for Apache-1.3 by <Martin.Kraemer@Mch.SNI.De>
  10. * Adapted for OpenSSL-0.9.4 by <Martin.Kraemer@Mch.SNI.De>
  11. */
  12. #ifdef _OSD_POSIX
  13. /*
  14. "BS2000 OSD" is a POSIX subsystem on a main frame.
  15. It is made by Siemens AG, Germany, for their BS2000 mainframe machines.
  16. Within the POSIX subsystem, the same character set was chosen as in
  17. "native BS2000", namely EBCDIC. (EDF04)
  18. The name "ASCII" in these routines is misleading: actually, conversion
  19. is not between EBCDIC and ASCII, but EBCDIC(EDF04) and ISO-8859.1;
  20. that means that (western european) national characters are preserved.
  21. This table is identical to the one used by rsh/rcp/ftp and other POSIX tools.
  22. */
  23. /* Here's the bijective ebcdic-to-ascii table: */
  24. const unsigned char os_toascii[256] = {
  25. /*00*/ 0x00, 0x01, 0x02, 0x03, 0x85, 0x09, 0x86, 0x7f,
  26. 0x87, 0x8d, 0x8e, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, /*................*/
  27. /*10*/ 0x10, 0x11, 0x12, 0x13, 0x8f, 0x0a, 0x08, 0x97,
  28. 0x18, 0x19, 0x9c, 0x9d, 0x1c, 0x1d, 0x1e, 0x1f, /*................*/
  29. /*20*/ 0x80, 0x81, 0x82, 0x83, 0x84, 0x92, 0x17, 0x1b,
  30. 0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x05, 0x06, 0x07, /*................*/
  31. /*30*/ 0x90, 0x91, 0x16, 0x93, 0x94, 0x95, 0x96, 0x04,
  32. 0x98, 0x99, 0x9a, 0x9b, 0x14, 0x15, 0x9e, 0x1a, /*................*/
  33. /*40*/ 0x20, 0xa0, 0xe2, 0xe4, 0xe0, 0xe1, 0xe3, 0xe5,
  34. 0xe7, 0xf1, 0x60, 0x2e, 0x3c, 0x28, 0x2b, 0x7c, /* .........`.<(+|*/
  35. /*50*/ 0x26, 0xe9, 0xea, 0xeb, 0xe8, 0xed, 0xee, 0xef,
  36. 0xec, 0xdf, 0x21, 0x24, 0x2a, 0x29, 0x3b, 0x9f, /*&.........!$*);.*/
  37. /*60*/ 0x2d, 0x2f, 0xc2, 0xc4, 0xc0, 0xc1, 0xc3, 0xc5,
  38. 0xc7, 0xd1, 0x5e, 0x2c, 0x25, 0x5f, 0x3e, 0x3f, /*-/........^,%_>?*/
  39. /*70*/ 0xf8, 0xc9, 0xca, 0xcb, 0xc8, 0xcd, 0xce, 0xcf,
  40. 0xcc, 0xa8, 0x3a, 0x23, 0x40, 0x27, 0x3d, 0x22, /*..........:#@'="*/
  41. /*80*/ 0xd8, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67,
  42. 0x68, 0x69, 0xab, 0xbb, 0xf0, 0xfd, 0xfe, 0xb1, /*.abcdefghi......*/
  43. /*90*/ 0xb0, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, 0x70,
  44. 0x71, 0x72, 0xaa, 0xba, 0xe6, 0xb8, 0xc6, 0xa4, /*.jklmnopqr......*/
  45. /*a0*/ 0xb5, 0xaf, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78,
  46. 0x79, 0x7a, 0xa1, 0xbf, 0xd0, 0xdd, 0xde, 0xae, /*..stuvwxyz......*/
  47. /*b0*/ 0xa2, 0xa3, 0xa5, 0xb7, 0xa9, 0xa7, 0xb6, 0xbc,
  48. 0xbd, 0xbe, 0xac, 0x5b, 0x5c, 0x5d, 0xb4, 0xd7, /*...........[\]..*/
  49. /*c0*/ 0xf9, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,
  50. 0x48, 0x49, 0xad, 0xf4, 0xf6, 0xf2, 0xf3, 0xf5, /*.ABCDEFGHI......*/
  51. /*d0*/ 0xa6, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, 0x50,
  52. 0x51, 0x52, 0xb9, 0xfb, 0xfc, 0xdb, 0xfa, 0xff, /*.JKLMNOPQR......*/
  53. /*e0*/ 0xd9, 0xf7, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58,
  54. 0x59, 0x5a, 0xb2, 0xd4, 0xd6, 0xd2, 0xd3, 0xd5, /*..STUVWXYZ......*/
  55. /*f0*/ 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
  56. 0x38, 0x39, 0xb3, 0x7b, 0xdc, 0x7d, 0xda, 0x7e /*0123456789.{.}.~*/
  57. };
  58. /* The ascii-to-ebcdic table: */
  59. const unsigned char os_toebcdic[256] = {
  60. /*00*/ 0x00, 0x01, 0x02, 0x03, 0x37, 0x2d, 0x2e, 0x2f,
  61. 0x16, 0x05, 0x15, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, /*................*/
  62. /*10*/ 0x10, 0x11, 0x12, 0x13, 0x3c, 0x3d, 0x32, 0x26,
  63. 0x18, 0x19, 0x3f, 0x27, 0x1c, 0x1d, 0x1e, 0x1f, /*................*/
  64. /*20*/ 0x40, 0x5a, 0x7f, 0x7b, 0x5b, 0x6c, 0x50, 0x7d,
  65. 0x4d, 0x5d, 0x5c, 0x4e, 0x6b, 0x60, 0x4b, 0x61, /* !"#$%&'()*+,-./ */
  66. /*30*/ 0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7,
  67. 0xf8, 0xf9, 0x7a, 0x5e, 0x4c, 0x7e, 0x6e, 0x6f, /*0123456789:;<=>?*/
  68. /*40*/ 0x7c, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7,
  69. 0xc8, 0xc9, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, /*@ABCDEFGHIJKLMNO*/
  70. /*50*/ 0xd7, 0xd8, 0xd9, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6,
  71. 0xe7, 0xe8, 0xe9, 0xbb, 0xbc, 0xbd, 0x6a, 0x6d, /*PQRSTUVWXYZ[\]^_*/
  72. /*60*/ 0x4a, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87,
  73. 0x88, 0x89, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, /*`abcdefghijklmno*/
  74. /*70*/ 0x97, 0x98, 0x99, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6,
  75. 0xa7, 0xa8, 0xa9, 0xfb, 0x4f, 0xfd, 0xff, 0x07, /*pqrstuvwxyz{|}~.*/
  76. /*80*/ 0x20, 0x21, 0x22, 0x23, 0x24, 0x04, 0x06, 0x08,
  77. 0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x09, 0x0a, 0x14, /*................*/
  78. /*90*/ 0x30, 0x31, 0x25, 0x33, 0x34, 0x35, 0x36, 0x17,
  79. 0x38, 0x39, 0x3a, 0x3b, 0x1a, 0x1b, 0x3e, 0x5f, /*................*/
  80. /*a0*/ 0x41, 0xaa, 0xb0, 0xb1, 0x9f, 0xb2, 0xd0, 0xb5,
  81. 0x79, 0xb4, 0x9a, 0x8a, 0xba, 0xca, 0xaf, 0xa1, /*................*/
  82. /*b0*/ 0x90, 0x8f, 0xea, 0xfa, 0xbe, 0xa0, 0xb6, 0xb3,
  83. 0x9d, 0xda, 0x9b, 0x8b, 0xb7, 0xb8, 0xb9, 0xab, /*................*/
  84. /*c0*/ 0x64, 0x65, 0x62, 0x66, 0x63, 0x67, 0x9e, 0x68,
  85. 0x74, 0x71, 0x72, 0x73, 0x78, 0x75, 0x76, 0x77, /*................*/
  86. /*d0*/ 0xac, 0x69, 0xed, 0xee, 0xeb, 0xef, 0xec, 0xbf,
  87. 0x80, 0xe0, 0xfe, 0xdd, 0xfc, 0xad, 0xae, 0x59, /*................*/
  88. /*e0*/ 0x44, 0x45, 0x42, 0x46, 0x43, 0x47, 0x9c, 0x48,
  89. 0x54, 0x51, 0x52, 0x53, 0x58, 0x55, 0x56, 0x57, /*................*/
  90. /*f0*/ 0x8c, 0x49, 0xcd, 0xce, 0xcb, 0xcf, 0xcc, 0xe1,
  91. 0x70, 0xc0, 0xde, 0xdb, 0xdc, 0x8d, 0x8e, 0xdf /*................*/
  92. };
  93. #else /*_OSD_POSIX*/
  94. /*
  95. This code does basic character mapping for IBM's TPF and OS/390 operating systems.
  96. It is a modified version of the BS2000 table.
  97. Bijective EBCDIC (character set IBM-1047) to US-ASCII table:
  98. This table is bijective - there are no ambigous or duplicate characters.
  99. */
  100. const unsigned char os_toascii[256] = {
  101. 0x00, 0x01, 0x02, 0x03, 0x85, 0x09, 0x86, 0x7f, /* 00-0f: */
  102. 0x87, 0x8d, 0x8e, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, /* ................ */
  103. 0x10, 0x11, 0x12, 0x13, 0x8f, 0x0a, 0x08, 0x97, /* 10-1f: */
  104. 0x18, 0x19, 0x9c, 0x9d, 0x1c, 0x1d, 0x1e, 0x1f, /* ................ */
  105. 0x80, 0x81, 0x82, 0x83, 0x84, 0x92, 0x17, 0x1b, /* 20-2f: */
  106. 0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x05, 0x06, 0x07, /* ................ */
  107. 0x90, 0x91, 0x16, 0x93, 0x94, 0x95, 0x96, 0x04, /* 30-3f: */
  108. 0x98, 0x99, 0x9a, 0x9b, 0x14, 0x15, 0x9e, 0x1a, /* ................ */
  109. 0x20, 0xa0, 0xe2, 0xe4, 0xe0, 0xe1, 0xe3, 0xe5, /* 40-4f: */
  110. 0xe7, 0xf1, 0xa2, 0x2e, 0x3c, 0x28, 0x2b, 0x7c, /* ...........<(+| */
  111. 0x26, 0xe9, 0xea, 0xeb, 0xe8, 0xed, 0xee, 0xef, /* 50-5f: */
  112. 0xec, 0xdf, 0x21, 0x24, 0x2a, 0x29, 0x3b, 0x5e, /* &.........!$*);^ */
  113. 0x2d, 0x2f, 0xc2, 0xc4, 0xc0, 0xc1, 0xc3, 0xc5, /* 60-6f: */
  114. 0xc7, 0xd1, 0xa6, 0x2c, 0x25, 0x5f, 0x3e, 0x3f, /* -/.........,%_>? */
  115. 0xf8, 0xc9, 0xca, 0xcb, 0xc8, 0xcd, 0xce, 0xcf, /* 70-7f: */
  116. 0xcc, 0x60, 0x3a, 0x23, 0x40, 0x27, 0x3d, 0x22, /* .........`:#@'=" */
  117. 0xd8, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, /* 80-8f: */
  118. 0x68, 0x69, 0xab, 0xbb, 0xf0, 0xfd, 0xfe, 0xb1, /* .abcdefghi...... */
  119. 0xb0, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, 0x70, /* 90-9f: */
  120. 0x71, 0x72, 0xaa, 0xba, 0xe6, 0xb8, 0xc6, 0xa4, /* .jklmnopqr...... */
  121. 0xb5, 0x7e, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, /* a0-af: */
  122. 0x79, 0x7a, 0xa1, 0xbf, 0xd0, 0x5b, 0xde, 0xae, /* .~stuvwxyz...[.. */
  123. 0xac, 0xa3, 0xa5, 0xb7, 0xa9, 0xa7, 0xb6, 0xbc, /* b0-bf: */
  124. 0xbd, 0xbe, 0xdd, 0xa8, 0xaf, 0x5d, 0xb4, 0xd7, /* .............].. */
  125. 0x7b, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, /* c0-cf: */
  126. 0x48, 0x49, 0xad, 0xf4, 0xf6, 0xf2, 0xf3, 0xf5, /* {ABCDEFGHI...... */
  127. 0x7d, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, 0x50, /* d0-df: */
  128. 0x51, 0x52, 0xb9, 0xfb, 0xfc, 0xf9, 0xfa, 0xff, /* }JKLMNOPQR...... */
  129. 0x5c, 0xf7, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, /* e0-ef: */
  130. 0x59, 0x5a, 0xb2, 0xd4, 0xd6, 0xd2, 0xd3, 0xd5, /* \.STUVWXYZ...... */
  131. 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, /* f0-ff: */
  132. 0x38, 0x39, 0xb3, 0xdb, 0xdc, 0xd9, 0xda, 0x9f /* 0123456789...... */
  133. };
  134. /*
  135. The US-ASCII to EBCDIC (character set IBM-1047) table:
  136. This table is bijective (no ambiguous or duplicate characters)
  137. */
  138. const unsigned char os_toebcdic[256] = {
  139. 0x00, 0x01, 0x02, 0x03, 0x37, 0x2d, 0x2e, 0x2f, /* 00-0f: */
  140. 0x16, 0x05, 0x15, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, /* ................ */
  141. 0x10, 0x11, 0x12, 0x13, 0x3c, 0x3d, 0x32, 0x26, /* 10-1f: */
  142. 0x18, 0x19, 0x3f, 0x27, 0x1c, 0x1d, 0x1e, 0x1f, /* ................ */
  143. 0x40, 0x5a, 0x7f, 0x7b, 0x5b, 0x6c, 0x50, 0x7d, /* 20-2f: */
  144. 0x4d, 0x5d, 0x5c, 0x4e, 0x6b, 0x60, 0x4b, 0x61, /* !"#$%&'()*+,-./ */
  145. 0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, /* 30-3f: */
  146. 0xf8, 0xf9, 0x7a, 0x5e, 0x4c, 0x7e, 0x6e, 0x6f, /* 0123456789:;<=>? */
  147. 0x7c, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, /* 40-4f: */
  148. 0xc8, 0xc9, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, /* @ABCDEFGHIJKLMNO */
  149. 0xd7, 0xd8, 0xd9, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, /* 50-5f: */
  150. 0xe7, 0xe8, 0xe9, 0xad, 0xe0, 0xbd, 0x5f, 0x6d, /* PQRSTUVWXYZ[\]^_ */
  151. 0x79, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, /* 60-6f: */
  152. 0x88, 0x89, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, /* `abcdefghijklmno */
  153. 0x97, 0x98, 0x99, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, /* 70-7f: */
  154. 0xa7, 0xa8, 0xa9, 0xc0, 0x4f, 0xd0, 0xa1, 0x07, /* pqrstuvwxyz{|}~. */
  155. 0x20, 0x21, 0x22, 0x23, 0x24, 0x04, 0x06, 0x08, /* 80-8f: */
  156. 0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x09, 0x0a, 0x14, /* ................ */
  157. 0x30, 0x31, 0x25, 0x33, 0x34, 0x35, 0x36, 0x17, /* 90-9f: */
  158. 0x38, 0x39, 0x3a, 0x3b, 0x1a, 0x1b, 0x3e, 0xff, /* ................ */
  159. 0x41, 0xaa, 0x4a, 0xb1, 0x9f, 0xb2, 0x6a, 0xb5, /* a0-af: */
  160. 0xbb, 0xb4, 0x9a, 0x8a, 0xb0, 0xca, 0xaf, 0xbc, /* ................ */
  161. 0x90, 0x8f, 0xea, 0xfa, 0xbe, 0xa0, 0xb6, 0xb3, /* b0-bf: */
  162. 0x9d, 0xda, 0x9b, 0x8b, 0xb7, 0xb8, 0xb9, 0xab, /* ................ */
  163. 0x64, 0x65, 0x62, 0x66, 0x63, 0x67, 0x9e, 0x68, /* c0-cf: */
  164. 0x74, 0x71, 0x72, 0x73, 0x78, 0x75, 0x76, 0x77, /* ................ */
  165. 0xac, 0x69, 0xed, 0xee, 0xeb, 0xef, 0xec, 0xbf, /* d0-df: */
  166. 0x80, 0xfd, 0xfe, 0xfb, 0xfc, 0xba, 0xae, 0x59, /* ................ */
  167. 0x44, 0x45, 0x42, 0x46, 0x43, 0x47, 0x9c, 0x48, /* e0-ef: */
  168. 0x54, 0x51, 0x52, 0x53, 0x58, 0x55, 0x56, 0x57, /* ................ */
  169. 0x8c, 0x49, 0xcd, 0xce, 0xcb, 0xcf, 0xcc, 0xe1, /* f0-ff: */
  170. 0x70, 0xdd, 0xde, 0xdb, 0xdc, 0x8d, 0x8e, 0xdf /* ................ */
  171. };
  172. #endif /*_OSD_POSIX*/
  173. /* Translate a memory block from EBCDIC (host charset) to ASCII (net charset)
  174. * dest and srce may be identical, or separate memory blocks, but
  175. * should not overlap. These functions intentionally have an interface
  176. * compatible to memcpy(3).
  177. */
  178. void *
  179. ebcdic2ascii(void *dest, const void *srce, size_t count)
  180. {
  181. unsigned char *udest = dest;
  182. const unsigned char *usrce = srce;
  183. while (count-- != 0) {
  184. *udest++ = os_toascii[*usrce++];
  185. }
  186. return dest;
  187. }
  188. void *
  189. ascii2ebcdic(void *dest, const void *srce, size_t count)
  190. {
  191. unsigned char *udest = dest;
  192. const unsigned char *usrce = srce;
  193. while (count-- != 0) {
  194. *udest++ = os_toebcdic[*usrce++];
  195. }
  196. return dest;
  197. }
  198. #endif