| Line | Source Code | Coverage |
|---|
| 1 | | - |
| 2 | | - |
| 3 | | - |
| 4 | static void | - |
| 5 | byteSwap(UWORD32 *buf, unsigned words) | - |
| 6 | { | - |
| 7 | const quint32 byteOrderTest = 0x1; | - |
| 8 | if (((char *)&byteOrderTest)[0] == 0) { partially evaluated: ((char *)&byteOrderTest)[0] == 0| no Evaluation Count:0 | yes Evaluation Count:641059 |
| 0-641059 |
| 9 | md5byte *p = (md5byte *)buf; | - |
| 10 | | - |
| 11 | do { | - |
| 12 | *buf++ = (UWORD32)((unsigned)p[3] << 8 | p[2]) << 16 | | - |
| 13 | ((unsigned)p[1] << 8 | p[0]); | - |
| 14 | p += 4; | - |
| 15 | } while (--words); | 0 |
| 16 | } | 0 |
| 17 | } executed: }Execution Count:641059 | 641059 |
| 18 | | - |
| 19 | | - |
| 20 | | - |
| 21 | | - |
| 22 | | - |
| 23 | static void | - |
| 24 | MD5Init(struct MD5Context *ctx) | - |
| 25 | { | - |
| 26 | ctx->buf[0] = 0x67452301; | - |
| 27 | ctx->buf[1] = 0xefcdab89; | - |
| 28 | ctx->buf[2] = 0x98badcfe; | - |
| 29 | ctx->buf[3] = 0x10325476; | - |
| 30 | | - |
| 31 | ctx->bytes[0] = 0; | - |
| 32 | ctx->bytes[1] = 0; | - |
| 33 | } executed: }Execution Count:2120 | 2120 |
| 34 | | - |
| 35 | | - |
| 36 | | - |
| 37 | | - |
| 38 | | - |
| 39 | static void | - |
| 40 | MD5Update(struct MD5Context *ctx, md5byte const *buf, unsigned len) | - |
| 41 | { | - |
| 42 | UWORD32 t; | - |
| 43 | | - |
| 44 | | - |
| 45 | | - |
| 46 | t = ctx->bytes[0]; | - |
| 47 | if ((ctx->bytes[0] = t + len) < t) partially evaluated: (ctx->bytes[0] = t + len) < t| no Evaluation Count:0 | yes Evaluation Count:2657 |
| 0-2657 |
| 48 | ctx->bytes[1]++; never executed: ctx->bytes[1]++; | 0 |
| 49 | | - |
| 50 | t = 64 - (t & 0x3f); | - |
| 51 | if (t > len) { evaluated: t > len| yes Evaluation Count:2453 | yes Evaluation Count:204 |
| 204-2453 |
| 52 | memcpy((md5byte *)ctx->in + 64 - t, buf, len); | - |
| 53 | return; executed: return;Execution Count:2453 | 2453 |
| 54 | } | - |
| 55 | | - |
| 56 | memcpy((md5byte *)ctx->in + 64 - t, buf, t); | - |
| 57 | byteSwap(ctx->in, 16); | - |
| 58 | MD5Transform(ctx->buf, ctx->in); | - |
| 59 | buf += t; | - |
| 60 | len -= t; | - |
| 61 | | - |
| 62 | | - |
| 63 | while (len >= 64) { evaluated: len >= 64| yes Evaluation Count:636611 | yes Evaluation Count:204 |
| 204-636611 |
| 64 | memcpy(ctx->in, buf, 64); | - |
| 65 | byteSwap(ctx->in, 16); | - |
| 66 | MD5Transform(ctx->buf, ctx->in); | - |
| 67 | buf += 64; | - |
| 68 | len -= 64; | - |
| 69 | } executed: }Execution Count:636611 | 636611 |
| 70 | | - |
| 71 | | - |
| 72 | memcpy(ctx->in, buf, len); | - |
| 73 | } executed: }Execution Count:204 | 204 |
| 74 | | - |
| 75 | | - |
| 76 | | - |
| 77 | | - |
| 78 | | - |
| 79 | static void | - |
| 80 | MD5Final(struct MD5Context *ctx, md5byte digest[16]) | - |
| 81 | { | - |
| 82 | int count = ctx->bytes[0] & 0x3f; | - |
| 83 | md5byte *p = (md5byte *)ctx->in + count; | - |
| 84 | | - |
| 85 | | - |
| 86 | *p++ = 0x80; | - |
| 87 | | - |
| 88 | | - |
| 89 | count = 56 - 1 - count; | - |
| 90 | | - |
| 91 | if (count < 0) { evaluated: count < 0| yes Evaluation Count:4 | yes Evaluation Count:2116 |
| 4-2116 |
| 92 | memset(p, 0, count + 8); | - |
| 93 | byteSwap(ctx->in, 16); | - |
| 94 | MD5Transform(ctx->buf, ctx->in); | - |
| 95 | p = (md5byte *)ctx->in; | - |
| 96 | count = 56; | - |
| 97 | } executed: }Execution Count:4 | 4 |
| 98 | memset(p, 0, count); | - |
| 99 | byteSwap(ctx->in, 14); | - |
| 100 | | - |
| 101 | | - |
| 102 | ctx->in[14] = ctx->bytes[0] << 3; | - |
| 103 | ctx->in[15] = ctx->bytes[1] << 3 | ctx->bytes[0] >> 29; | - |
| 104 | MD5Transform(ctx->buf, ctx->in); | - |
| 105 | | - |
| 106 | byteSwap(ctx->buf, 4); | - |
| 107 | memcpy(digest, ctx->buf, 16); | - |
| 108 | memset(ctx, 0, sizeof(*ctx)); | - |
| 109 | } executed: }Execution Count:2120 | 2120 |
| 110 | static void | - |
| 111 | MD5Transform(UWORD32 buf[4], UWORD32 const in[16]) | - |
| 112 | { | - |
| 113 | register UWORD32 a, b, c, d; | - |
| 114 | | - |
| 115 | a = buf[0]; | - |
| 116 | b = buf[1]; | - |
| 117 | c = buf[2]; | - |
| 118 | d = buf[3]; | - |
| 119 | | - |
| 120 | (a += (d ^ (b & (c ^ d))) + in[0] + 0xd76aa478, a = (a<<7 | a>>(32-7)) + b); | - |
| 121 | (d += (c ^ (a & (b ^ c))) + in[1] + 0xe8c7b756, d = (d<<12 | d>>(32-12)) + a); | - |
| 122 | (c += (b ^ (d & (a ^ b))) + in[2] + 0x242070db, c = (c<<17 | c>>(32-17)) + d); | - |
| 123 | (b += (a ^ (c & (d ^ a))) + in[3] + 0xc1bdceee, b = (b<<22 | b>>(32-22)) + c); | - |
| 124 | (a += (d ^ (b & (c ^ d))) + in[4] + 0xf57c0faf, a = (a<<7 | a>>(32-7)) + b); | - |
| 125 | (d += (c ^ (a & (b ^ c))) + in[5] + 0x4787c62a, d = (d<<12 | d>>(32-12)) + a); | - |
| 126 | (c += (b ^ (d & (a ^ b))) + in[6] + 0xa8304613, c = (c<<17 | c>>(32-17)) + d); | - |
| 127 | (b += (a ^ (c & (d ^ a))) + in[7] + 0xfd469501, b = (b<<22 | b>>(32-22)) + c); | - |
| 128 | (a += (d ^ (b & (c ^ d))) + in[8] + 0x698098d8, a = (a<<7 | a>>(32-7)) + b); | - |
| 129 | (d += (c ^ (a & (b ^ c))) + in[9] + 0x8b44f7af, d = (d<<12 | d>>(32-12)) + a); | - |
| 130 | (c += (b ^ (d & (a ^ b))) + in[10] + 0xffff5bb1, c = (c<<17 | c>>(32-17)) + d); | - |
| 131 | (b += (a ^ (c & (d ^ a))) + in[11] + 0x895cd7be, b = (b<<22 | b>>(32-22)) + c); | - |
| 132 | (a += (d ^ (b & (c ^ d))) + in[12] + 0x6b901122, a = (a<<7 | a>>(32-7)) + b); | - |
| 133 | (d += (c ^ (a & (b ^ c))) + in[13] + 0xfd987193, d = (d<<12 | d>>(32-12)) + a); | - |
| 134 | (c += (b ^ (d & (a ^ b))) + in[14] + 0xa679438e, c = (c<<17 | c>>(32-17)) + d); | - |
| 135 | (b += (a ^ (c & (d ^ a))) + in[15] + 0x49b40821, b = (b<<22 | b>>(32-22)) + c); | - |
| 136 | | - |
| 137 | (a += (c ^ (d & (b ^ c))) + in[1] + 0xf61e2562, a = (a<<5 | a>>(32-5)) + b); | - |
| 138 | (d += (b ^ (c & (a ^ b))) + in[6] + 0xc040b340, d = (d<<9 | d>>(32-9)) + a); | - |
| 139 | (c += (a ^ (b & (d ^ a))) + in[11] + 0x265e5a51, c = (c<<14 | c>>(32-14)) + d); | - |
| 140 | (b += (d ^ (a & (c ^ d))) + in[0] + 0xe9b6c7aa, b = (b<<20 | b>>(32-20)) + c); | - |
| 141 | (a += (c ^ (d & (b ^ c))) + in[5] + 0xd62f105d, a = (a<<5 | a>>(32-5)) + b); | - |
| 142 | (d += (b ^ (c & (a ^ b))) + in[10] + 0x02441453, d = (d<<9 | d>>(32-9)) + a); | - |
| 143 | (c += (a ^ (b & (d ^ a))) + in[15] + 0xd8a1e681, c = (c<<14 | c>>(32-14)) + d); | - |
| 144 | (b += (d ^ (a & (c ^ d))) + in[4] + 0xe7d3fbc8, b = (b<<20 | b>>(32-20)) + c); | - |
| 145 | (a += (c ^ (d & (b ^ c))) + in[9] + 0x21e1cde6, a = (a<<5 | a>>(32-5)) + b); | - |
| 146 | (d += (b ^ (c & (a ^ b))) + in[14] + 0xc33707d6, d = (d<<9 | d>>(32-9)) + a); | - |
| 147 | (c += (a ^ (b & (d ^ a))) + in[3] + 0xf4d50d87, c = (c<<14 | c>>(32-14)) + d); | - |
| 148 | (b += (d ^ (a & (c ^ d))) + in[8] + 0x455a14ed, b = (b<<20 | b>>(32-20)) + c); | - |
| 149 | (a += (c ^ (d & (b ^ c))) + in[13] + 0xa9e3e905, a = (a<<5 | a>>(32-5)) + b); | - |
| 150 | (d += (b ^ (c & (a ^ b))) + in[2] + 0xfcefa3f8, d = (d<<9 | d>>(32-9)) + a); | - |
| 151 | (c += (a ^ (b & (d ^ a))) + in[7] + 0x676f02d9, c = (c<<14 | c>>(32-14)) + d); | - |
| 152 | (b += (d ^ (a & (c ^ d))) + in[12] + 0x8d2a4c8a, b = (b<<20 | b>>(32-20)) + c); | - |
| 153 | | - |
| 154 | (a += (b ^ c ^ d) + in[5] + 0xfffa3942, a = (a<<4 | a>>(32-4)) + b); | - |
| 155 | (d += (a ^ b ^ c) + in[8] + 0x8771f681, d = (d<<11 | d>>(32-11)) + a); | - |
| 156 | (c += (d ^ a ^ b) + in[11] + 0x6d9d6122, c = (c<<16 | c>>(32-16)) + d); | - |
| 157 | (b += (c ^ d ^ a) + in[14] + 0xfde5380c, b = (b<<23 | b>>(32-23)) + c); | - |
| 158 | (a += (b ^ c ^ d) + in[1] + 0xa4beea44, a = (a<<4 | a>>(32-4)) + b); | - |
| 159 | (d += (a ^ b ^ c) + in[4] + 0x4bdecfa9, d = (d<<11 | d>>(32-11)) + a); | - |
| 160 | (c += (d ^ a ^ b) + in[7] + 0xf6bb4b60, c = (c<<16 | c>>(32-16)) + d); | - |
| 161 | (b += (c ^ d ^ a) + in[10] + 0xbebfbc70, b = (b<<23 | b>>(32-23)) + c); | - |
| 162 | (a += (b ^ c ^ d) + in[13] + 0x289b7ec6, a = (a<<4 | a>>(32-4)) + b); | - |
| 163 | (d += (a ^ b ^ c) + in[0] + 0xeaa127fa, d = (d<<11 | d>>(32-11)) + a); | - |
| 164 | (c += (d ^ a ^ b) + in[3] + 0xd4ef3085, c = (c<<16 | c>>(32-16)) + d); | - |
| 165 | (b += (c ^ d ^ a) + in[6] + 0x04881d05, b = (b<<23 | b>>(32-23)) + c); | - |
| 166 | (a += (b ^ c ^ d) + in[9] + 0xd9d4d039, a = (a<<4 | a>>(32-4)) + b); | - |
| 167 | (d += (a ^ b ^ c) + in[12] + 0xe6db99e5, d = (d<<11 | d>>(32-11)) + a); | - |
| 168 | (c += (d ^ a ^ b) + in[15] + 0x1fa27cf8, c = (c<<16 | c>>(32-16)) + d); | - |
| 169 | (b += (c ^ d ^ a) + in[2] + 0xc4ac5665, b = (b<<23 | b>>(32-23)) + c); | - |
| 170 | | - |
| 171 | (a += (c ^ (b | ~d)) + in[0] + 0xf4292244, a = (a<<6 | a>>(32-6)) + b); | - |
| 172 | (d += (b ^ (a | ~c)) + in[7] + 0x432aff97, d = (d<<10 | d>>(32-10)) + a); | - |
| 173 | (c += (a ^ (d | ~b)) + in[14] + 0xab9423a7, c = (c<<15 | c>>(32-15)) + d); | - |
| 174 | (b += (d ^ (c | ~a)) + in[5] + 0xfc93a039, b = (b<<21 | b>>(32-21)) + c); | - |
| 175 | (a += (c ^ (b | ~d)) + in[12] + 0x655b59c3, a = (a<<6 | a>>(32-6)) + b); | - |
| 176 | (d += (b ^ (a | ~c)) + in[3] + 0x8f0ccc92, d = (d<<10 | d>>(32-10)) + a); | - |
| 177 | (c += (a ^ (d | ~b)) + in[10] + 0xffeff47d, c = (c<<15 | c>>(32-15)) + d); | - |
| 178 | (b += (d ^ (c | ~a)) + in[1] + 0x85845dd1, b = (b<<21 | b>>(32-21)) + c); | - |
| 179 | (a += (c ^ (b | ~d)) + in[8] + 0x6fa87e4f, a = (a<<6 | a>>(32-6)) + b); | - |
| 180 | (d += (b ^ (a | ~c)) + in[15] + 0xfe2ce6e0, d = (d<<10 | d>>(32-10)) + a); | - |
| 181 | (c += (a ^ (d | ~b)) + in[6] + 0xa3014314, c = (c<<15 | c>>(32-15)) + d); | - |
| 182 | (b += (d ^ (c | ~a)) + in[13] + 0x4e0811a1, b = (b<<21 | b>>(32-21)) + c); | - |
| 183 | (a += (c ^ (b | ~d)) + in[4] + 0xf7537e82, a = (a<<6 | a>>(32-6)) + b); | - |
| 184 | (d += (b ^ (a | ~c)) + in[11] + 0xbd3af235, d = (d<<10 | d>>(32-10)) + a); | - |
| 185 | (c += (a ^ (d | ~b)) + in[2] + 0x2ad7d2bb, c = (c<<15 | c>>(32-15)) + d); | - |
| 186 | (b += (d ^ (c | ~a)) + in[9] + 0xeb86d391, b = (b<<21 | b>>(32-21)) + c); | - |
| 187 | | - |
| 188 | buf[0] += a; | - |
| 189 | buf[1] += b; | - |
| 190 | buf[2] += c; | - |
| 191 | buf[3] += d; | - |
| 192 | } executed: }Execution Count:638939 | 638939 |
| 193 | | - |
| 194 | | - |
| 195 | | - |
| 196 | | - |
| 197 | | - |
| | |