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Data Structures | |
| struct | SHA1_CONTEXT |
Functions | |
| void | SHA1_Init (SHA1_CONTEXT *p) |
| void | SHA1_Compute (SHA1_CONTEXT *p, size_t n, const char *buf) |
| void | SHA1_Final (SHA1_CONTEXT *p) |
| void SHA1_Compute | ( | SHA1_CONTEXT * | p, | |
| size_t | n, | |||
| const char * | buf | |||
| ) |
Definition at line 99 of file sha1.cpp.
References SHA1_CONTEXT::block, SHA1_CONTEXT::nblock, SHA1_CONTEXT::nTotal, and SHA1_HashBlock().
Referenced by FUNCTION(), and mux_crypt().
00100 { 00101 while (n) 00102 { 00103 size_t m = sizeof(p->block) - p->nblock; 00104 if (n < m) 00105 { 00106 m = n; 00107 } 00108 memcpy(p->block + p->nblock, buf, m); 00109 buf += m; 00110 n -= m; 00111 p->nblock += m; 00112 p->nTotal += m; 00113 00114 if (p->nblock == sizeof(p->block)) 00115 { 00116 SHA1_HashBlock(p); 00117 p->nblock = 0; 00118 } 00119 } 00120 }
| void SHA1_Final | ( | SHA1_CONTEXT * | p | ) |
Definition at line 122 of file sha1.cpp.
References SHA1_CONTEXT::block, SHA1_CONTEXT::nblock, SHA1_CONTEXT::nTotal, and SHA1_HashBlock().
Referenced by FUNCTION(), and mux_crypt().
00123 { 00124 p->block[p->nblock++] = 0x80; 00125 if (sizeof(p->block) - sizeof(UINT64) <= p->nblock) 00126 { 00127 memset(p->block + p->nblock, 0, sizeof(p->block) - p->nblock); 00128 SHA1_HashBlock(p); 00129 memset(p->block, 0, sizeof(p->block) - sizeof(UINT64)); 00130 } 00131 else 00132 { 00133 memset(p->block + p->nblock, 0, sizeof(p->block) - p->nblock - sizeof(UINT64)); 00134 } 00135 p->nTotal *= 8; 00136 00137 p->block[sizeof(p->block) - 8] = (UINT8)(p->nTotal >> 56) & 0xFF; 00138 p->block[sizeof(p->block) - 7] = (UINT8)(p->nTotal >> 48) & 0xFF; 00139 p->block[sizeof(p->block) - 6] = (UINT8)(p->nTotal >> 40) & 0xFF; 00140 p->block[sizeof(p->block) - 5] = (UINT8)(p->nTotal >> 32) & 0xFF; 00141 p->block[sizeof(p->block) - 4] = (UINT8)(p->nTotal >> 24) & 0xFF; 00142 p->block[sizeof(p->block) - 3] = (UINT8)(p->nTotal >> 16) & 0xFF; 00143 p->block[sizeof(p->block) - 2] = (UINT8)(p->nTotal >> 8) & 0xFF; 00144 p->block[sizeof(p->block) - 1] = (UINT8)(p->nTotal ) & 0xFF; 00145 SHA1_HashBlock(p); 00146 }
| void SHA1_Init | ( | SHA1_CONTEXT * | p | ) |
Definition at line 7 of file sha1.cpp.
References SHA1_CONTEXT::H, SHA1_CONTEXT::nblock, and SHA1_CONTEXT::nTotal.
Referenced by FUNCTION(), and mux_crypt().
00008 { 00009 p->H[0] = 0x67452301; 00010 p->H[1] = 0xEFCDAB89; 00011 p->H[2] = 0x98BADCFE; 00012 p->H[3] = 0x10325476; 00013 p->H[4] = 0xC3D2E1F0; 00014 p->nTotal = 0; 00015 p->nblock = 0; 00016 }
1.4.7