diff options
Diffstat (limited to 'ext/hash/hash_sha.c')
| -rw-r--r-- | ext/hash/hash_sha.c | 329 |
1 files changed, 0 insertions, 329 deletions
diff --git a/ext/hash/hash_sha.c b/ext/hash/hash_sha.c index 4e0e1c1797..30ab0d22ad 100644 --- a/ext/hash/hash_sha.c +++ b/ext/hash/hash_sha.c @@ -1,7 +1,5 @@ /* +----------------------------------------------------------------------+ - | PHP Version 7 | - +----------------------------------------------------------------------+ | Copyright (c) The PHP Group | +----------------------------------------------------------------------+ | This source file is subject to version 3.01 of the PHP license, | @@ -75,333 +73,6 @@ const php_hash_ops php_hash_sha1_ops = { 1 }; -#ifdef PHP_HASH_SHA1_NOT_IN_CORE - -PHP_HASH_API void make_sha1_digest(char *sha1str, unsigned char *digest) -{ - php_hash_bin2hex(sha1str, digest, 20); - sha1str[40] = '\0'; -} - -/* {{{ proto string sha1(string str [, bool raw_output]) - Calculate the sha1 hash of a string */ -PHP_FUNCTION(sha1) -{ - char *arg; - size_t arg_len; - zend_bool raw_output = 0; - PHP_SHA1_CTX context; - unsigned char digest[20]; - - if (zend_parse_parameters(ZEND_NUM_ARGS(), "s|b", &arg, &arg_len, &raw_output) == FAILURE) { - return; - } - - PHP_SHA1Init(&context); - PHP_SHA1Update(&context, arg, arg_len); - PHP_SHA1Final(digest, &context); - if (raw_output) { - RETURN_STRINGL(digest, 20); - } else { - RETVAL_NEW_STR(zend_string_alloc(40, 0)); - make_sha1_digest(Z_STRVAL_P(return_value), digest); - } - -} - -/* }}} */ - -/* {{{ proto string sha1_file(string filename [, bool raw_output]) - Calculate the sha1 hash of given filename */ -PHP_FUNCTION(sha1_file) -{ - char *arg; - size_t arg_len; - zend_bool raw_output = 0; - unsigned char buf[1024]; - unsigned char digest[20]; - PHP_SHA1_CTX context; - int n; - php_stream *stream; - - if (zend_parse_parameters(ZEND_NUM_ARGS(), "p|b", &arg, &arg_len, &raw_output) == FAILURE) { - return; - } - - stream = php_stream_open_wrapper(arg, "rb", REPORT_ERRORS, NULL); - if (!stream) { - RETURN_FALSE; - } - - PHP_SHA1Init(&context); - - while ((n = php_stream_read(stream, buf, sizeof(buf))) > 0) { - PHP_SHA1Update(&context, buf, n); - } - - PHP_SHA1Final(digest, &context); - - php_stream_close(stream); - - if (n<0) { - RETURN_FALSE; - } - - if (raw_output) { - RETURN_STRINGL(digest, 20); - } else { - RETVAL_NEW_STR(zend_string_alloc(40, 0)); - make_sha1_digest(Z_STRVAL_P(return_value), digest); - } -} -/* }}} */ - -/* F, G, H and I are basic SHA1 functions. - */ -#define F(x, y, z) ((z) ^ ((x) & ((y) ^ (z)))) -#define G(x, y, z) ((x) ^ (y) ^ (z)) -#define H(x, y, z) (((x) & (y)) | ((z) & ((x) | (y)))) -#define I(x, y, z) ((x) ^ (y) ^ (z)) - -/* ROTATE_LEFT rotates x left n bits. - */ -#define ROTATE_LEFT(x, n) (((x) << (n)) | ((x) >> (32-(n)))) - -/* W[i] - */ -#define W(i) ( tmp=x[(i-3)&15]^x[(i-8)&15]^x[(i-14)&15]^x[i&15], \ - (x[i&15]=ROTATE_LEFT(tmp, 1)) ) - -/* FF, GG, HH, and II transformations for rounds 1, 2, 3, and 4. - */ -#define FF(a, b, c, d, e, w) { \ - (e) += F ((b), (c), (d)) + (w) + (uint32_t)(0x5A827999); \ - (e) += ROTATE_LEFT ((a), 5); \ - (b) = ROTATE_LEFT((b), 30); \ - } -#define GG(a, b, c, d, e, w) { \ - (e) += G ((b), (c), (d)) + (w) + (uint32_t)(0x6ED9EBA1); \ - (e) += ROTATE_LEFT ((a), 5); \ - (b) = ROTATE_LEFT((b), 30); \ - } -#define HH(a, b, c, d, e, w) { \ - (e) += H ((b), (c), (d)) + (w) + (uint32_t)(0x8F1BBCDC); \ - (e) += ROTATE_LEFT ((a), 5); \ - (b) = ROTATE_LEFT((b), 30); \ - } -#define II(a, b, c, d, e, w) { \ - (e) += I ((b), (c), (d)) + (w) + (uint32_t)(0xCA62C1D6); \ - (e) += ROTATE_LEFT ((a), 5); \ - (b) = ROTATE_LEFT((b), 30); \ - } - - -/* {{{ PHP_SHA1Init - * SHA1 initialization. Begins an SHA1 operation, writing a new context. - */ -PHP_HASH_API void PHP_SHA1Init(PHP_SHA1_CTX * context) -{ - context->count[0] = context->count[1] = 0; - /* Load magic initialization constants. - */ - context->state[0] = 0x67452301; - context->state[1] = 0xefcdab89; - context->state[2] = 0x98badcfe; - context->state[3] = 0x10325476; - context->state[4] = 0xc3d2e1f0; -} -/* }}} */ - -/* {{{ SHA1Transform - * SHA1 basic transformation. Transforms state based on block. - */ -static void SHA1Transform(uint32_t state[5], const unsigned char block[64]) -{ - uint32_t a = state[0], b = state[1], c = state[2]; - uint32_t d = state[3], e = state[4], x[16], tmp; - - SHADecode32(x, block, 64); - - /* Round 1 */ - FF(a, b, c, d, e, x[0]); /* 1 */ - FF(e, a, b, c, d, x[1]); /* 2 */ - FF(d, e, a, b, c, x[2]); /* 3 */ - FF(c, d, e, a, b, x[3]); /* 4 */ - FF(b, c, d, e, a, x[4]); /* 5 */ - FF(a, b, c, d, e, x[5]); /* 6 */ - FF(e, a, b, c, d, x[6]); /* 7 */ - FF(d, e, a, b, c, x[7]); /* 8 */ - FF(c, d, e, a, b, x[8]); /* 9 */ - FF(b, c, d, e, a, x[9]); /* 10 */ - FF(a, b, c, d, e, x[10]); /* 11 */ - FF(e, a, b, c, d, x[11]); /* 12 */ - FF(d, e, a, b, c, x[12]); /* 13 */ - FF(c, d, e, a, b, x[13]); /* 14 */ - FF(b, c, d, e, a, x[14]); /* 15 */ - FF(a, b, c, d, e, x[15]); /* 16 */ - FF(e, a, b, c, d, W(16)); /* 17 */ - FF(d, e, a, b, c, W(17)); /* 18 */ - FF(c, d, e, a, b, W(18)); /* 19 */ - FF(b, c, d, e, a, W(19)); /* 20 */ - - /* Round 2 */ - GG(a, b, c, d, e, W(20)); /* 21 */ - GG(e, a, b, c, d, W(21)); /* 22 */ - GG(d, e, a, b, c, W(22)); /* 23 */ - GG(c, d, e, a, b, W(23)); /* 24 */ - GG(b, c, d, e, a, W(24)); /* 25 */ - GG(a, b, c, d, e, W(25)); /* 26 */ - GG(e, a, b, c, d, W(26)); /* 27 */ - GG(d, e, a, b, c, W(27)); /* 28 */ - GG(c, d, e, a, b, W(28)); /* 29 */ - GG(b, c, d, e, a, W(29)); /* 30 */ - GG(a, b, c, d, e, W(30)); /* 31 */ - GG(e, a, b, c, d, W(31)); /* 32 */ - GG(d, e, a, b, c, W(32)); /* 33 */ - GG(c, d, e, a, b, W(33)); /* 34 */ - GG(b, c, d, e, a, W(34)); /* 35 */ - GG(a, b, c, d, e, W(35)); /* 36 */ - GG(e, a, b, c, d, W(36)); /* 37 */ - GG(d, e, a, b, c, W(37)); /* 38 */ - GG(c, d, e, a, b, W(38)); /* 39 */ - GG(b, c, d, e, a, W(39)); /* 40 */ - - /* Round 3 */ - HH(a, b, c, d, e, W(40)); /* 41 */ - HH(e, a, b, c, d, W(41)); /* 42 */ - HH(d, e, a, b, c, W(42)); /* 43 */ - HH(c, d, e, a, b, W(43)); /* 44 */ - HH(b, c, d, e, a, W(44)); /* 45 */ - HH(a, b, c, d, e, W(45)); /* 46 */ - HH(e, a, b, c, d, W(46)); /* 47 */ - HH(d, e, a, b, c, W(47)); /* 48 */ - HH(c, d, e, a, b, W(48)); /* 49 */ - HH(b, c, d, e, a, W(49)); /* 50 */ - HH(a, b, c, d, e, W(50)); /* 51 */ - HH(e, a, b, c, d, W(51)); /* 52 */ - HH(d, e, a, b, c, W(52)); /* 53 */ - HH(c, d, e, a, b, W(53)); /* 54 */ - HH(b, c, d, e, a, W(54)); /* 55 */ - HH(a, b, c, d, e, W(55)); /* 56 */ - HH(e, a, b, c, d, W(56)); /* 57 */ - HH(d, e, a, b, c, W(57)); /* 58 */ - HH(c, d, e, a, b, W(58)); /* 59 */ - HH(b, c, d, e, a, W(59)); /* 60 */ - - /* Round 4 */ - II(a, b, c, d, e, W(60)); /* 61 */ - II(e, a, b, c, d, W(61)); /* 62 */ - II(d, e, a, b, c, W(62)); /* 63 */ - II(c, d, e, a, b, W(63)); /* 64 */ - II(b, c, d, e, a, W(64)); /* 65 */ - II(a, b, c, d, e, W(65)); /* 66 */ - II(e, a, b, c, d, W(66)); /* 67 */ - II(d, e, a, b, c, W(67)); /* 68 */ - II(c, d, e, a, b, W(68)); /* 69 */ - II(b, c, d, e, a, W(69)); /* 70 */ - II(a, b, c, d, e, W(70)); /* 71 */ - II(e, a, b, c, d, W(71)); /* 72 */ - II(d, e, a, b, c, W(72)); /* 73 */ - II(c, d, e, a, b, W(73)); /* 74 */ - II(b, c, d, e, a, W(74)); /* 75 */ - II(a, b, c, d, e, W(75)); /* 76 */ - II(e, a, b, c, d, W(76)); /* 77 */ - II(d, e, a, b, c, W(77)); /* 78 */ - II(c, d, e, a, b, W(78)); /* 79 */ - II(b, c, d, e, a, W(79)); /* 80 */ - - state[0] += a; - state[1] += b; - state[2] += c; - state[3] += d; - state[4] += e; - - /* Zeroize sensitive information. */ - ZEND_SECURE_ZERO((unsigned char*) x, sizeof(x)); -} -/* }}} */ - -/* {{{ PHP_SHA1Update - SHA1 block update operation. Continues an SHA1 message-digest - operation, processing another message block, and updating the - context. - */ -PHP_HASH_API void PHP_SHA1Update(PHP_SHA1_CTX * context, const unsigned char *input, - size_t inputLen) -{ - unsigned int i, index, partLen; - - /* Compute number of bytes mod 64 */ - index = (unsigned int) ((context->count[0] >> 3) & 0x3F); - - /* Update number of bits */ - if ((context->count[0] += ((uint32_t) inputLen << 3)) - < ((uint32_t) inputLen << 3)) - context->count[1]++; - context->count[1] += ((uint32_t) inputLen >> 29); - - partLen = 64 - index; - - /* Transform as many times as possible. - */ - if (inputLen >= partLen) { - memcpy - ((unsigned char*) & context->buffer[index], (unsigned char*) input, partLen); - SHA1Transform(context->state, context->buffer); - - for (i = partLen; i + 63 < inputLen; i += 64) - SHA1Transform(context->state, &input[i]); - - index = 0; - } else - i = 0; - - /* Buffer remaining input */ - memcpy - ((unsigned char*) & context->buffer[index], (unsigned char*) & input[i], - inputLen - i); -} -/* }}} */ - -/* {{{ PHP_SHA1Final - SHA1 finalization. Ends an SHA1 message-digest operation, writing the - the message digest and zeroizing the context. - */ -PHP_HASH_API void PHP_SHA1Final(unsigned char digest[20], PHP_SHA1_CTX * context) -{ - unsigned char bits[8]; - unsigned int index, padLen; - - /* Save number of bits */ - bits[7] = context->count[0] & 0xFF; - bits[6] = (context->count[0] >> 8) & 0xFF; - bits[5] = (context->count[0] >> 16) & 0xFF; - bits[4] = (context->count[0] >> 24) & 0xFF; - bits[3] = context->count[1] & 0xFF; - bits[2] = (context->count[1] >> 8) & 0xFF; - bits[1] = (context->count[1] >> 16) & 0xFF; - bits[0] = (context->count[1] >> 24) & 0xFF; - - /* Pad out to 56 mod 64. - */ - index = (unsigned int) ((context->count[0] >> 3) & 0x3f); - padLen = (index < 56) ? (56 - index) : (120 - index); - PHP_SHA1Update(context, PADDING, padLen); - - /* Append length (before padding) */ - PHP_SHA1Update(context, bits, 8); - - /* Store state in digest */ - SHAEncode32(digest, context->state, 20); - - /* Zeroize sensitive information. - */ - ZEND_SECURE_ZERO((unsigned char*) context, sizeof(*context)); -} -/* }}} */ - -#endif /* PHP_HASH_SHA1_NOT_IN_CORE */ - /* sha224/sha256 */ const php_hash_ops php_hash_sha256_ops = { |