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html_tables	[ DIR ]	drwxr-xr-x
tests	[ DIR ]	drwxr-xr-x
Makefile.frag	518 B	-rw-r--r--
Makefile.frag.w32	484 B	-rw-r--r--
array.c	173.39 KB	-rw-r--r--
assert.c	8.25 KB	-rw-r--r--
base64.c	30.63 KB	-rw-r--r--
base64.h	3.59 KB	-rw-r--r--
basic_functions.c	67.72 KB	-rw-r--r--
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basic_functions.stub.php	41.8 KB	-rw-r--r--
basic_functions_arginfo.h	123.78 KB	-rw-r--r--
browscap.c	20.65 KB	-rw-r--r--
config.m4	11.12 KB	-rw-r--r--
config.w32	1.79 KB	-rw-r--r--
crc32.c	3.11 KB	-rw-r--r--
crc32.h	4.5 KB	-rw-r--r--
crc32_x86.c	11.99 KB	-rw-r--r--
crc32_x86.h	1.82 KB	-rw-r--r--
credits.c	5.71 KB	-rw-r--r--
credits.h	1.53 KB	-rw-r--r--
credits_ext.h	5.24 KB	-rw-r--r--
credits_sapi.h	835 B	-rw-r--r--
crypt.c	6.73 KB	-rw-r--r--
crypt_blowfish.c	30.75 KB	-rw-r--r--
crypt_blowfish.h	790 B	-rw-r--r--
crypt_freesec.c	21.52 KB	-rw-r--r--
crypt_freesec.h	662 B	-rw-r--r--
crypt_sha256.c	21.6 KB	-rw-r--r--
crypt_sha512.c	26.25 KB	-rw-r--r--
css.c	2.24 KB	-rw-r--r--
css.h	1.04 KB	-rw-r--r--
datetime.c	3.28 KB	-rw-r--r--
datetime.h	1.14 KB	-rw-r--r--
dir.c	13.95 KB	-rw-r--r--
dir.stub.php	387 B	-rw-r--r--
dir_arginfo.h	746 B	-rw-r--r--
dl.c	8.21 KB	-rw-r--r--
dl.h	1.46 KB	-rw-r--r--
dl.stub.php	56 B	-rw-r--r--
dl_arginfo.h	269 B	-rw-r--r--
dns.c	28.31 KB	-rw-r--r--
dns_win32.c	14.9 KB	-rw-r--r--
exec.c	12.78 KB	-rw-r--r--
exec.h	1.27 KB	-rw-r--r--
file.c	64.34 KB	-rw-r--r--
file.h	3.91 KB	-rw-r--r--
filestat.c	26.73 KB	-rw-r--r--
filters.c	50.04 KB	-rw-r--r--
flock_compat.c	6.44 KB	-rw-r--r--
flock_compat.h	2.06 KB	-rw-r--r--
formatted_print.c	23.37 KB	-rw-r--r--
fsock.c	3.67 KB	-rw-r--r--
fsock.h	1.22 KB	-rw-r--r--
ftok.c	1.84 KB	-rw-r--r--
ftp_fopen_wrapper.c	31.59 KB	-rw-r--r--
head.c	10.66 KB	-rw-r--r--
head.h	1.53 KB	-rw-r--r--
hrtime.c	4.86 KB	-rw-r--r--
hrtime.h	2.31 KB	-rw-r--r--
html.c	44.87 KB	-rw-r--r--
html.h	2.35 KB	-rw-r--r--
html_tables.h	472.26 KB	-rw-r--r--
http.c	6.99 KB	-rw-r--r--
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iptc.c	9.18 KB	-rw-r--r--
lcg.c	2.8 KB	-rw-r--r--
levenshtein.c	2.57 KB	-rw-r--r--
link.c	5.45 KB	-rw-r--r--
mail.c	16.25 KB	-rw-r--r--
math.c	27.2 KB	-rw-r--r--
md5.c	10.62 KB	-rw-r--r--
md5.h	1.92 KB	-rw-r--r--
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php_browscap.h	1.11 KB	-rw-r--r--
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scanf.c	28.23 KB	-rw-r--r--
scanf.h	1.95 KB	-rw-r--r--
sha1.c	11.18 KB	-rw-r--r--
sha1.h	1.53 KB	-rw-r--r--
soundex.c	2.94 KB	-rw-r--r--
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syslog.c	6.05 KB	-rw-r--r--
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user_filters.stub.php	371 B	-rw-r--r--
user_filters_arginfo.h	987 B	-rw-r--r--
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winver.h	6.23 KB	-rw-r--r--

Code Editor : sha1.c

/*
   +----------------------------------------------------------------------+
   | Copyright (c) The PHP Group                                          |
   +----------------------------------------------------------------------+
   | This source file is subject to version 3.01 of the PHP license,      |
   | that is bundled with this package in the file LICENSE, and is        |
   | available through the world-wide-web at the following url:           |
   | http://www.php.net/license/3_01.txt                                  |
   | If you did not receive a copy of the PHP license and are unable to   |
   | obtain it through the world-wide-web, please send a note to          |
   | license@php.net so we can mail you a copy immediately.               |
   +----------------------------------------------------------------------+
   | Author: Stefan Esser <sesser@php.net>                                |
   +----------------------------------------------------------------------+
*/

#include "php.h"

/* This code is heavily based on the PHP md5 implementation */

#include "sha1.h"
#include "md5.h"

PHPAPI void make_sha1_digest(char *sha1str, const unsigned char *digest)
{
	make_digest_ex(sha1str, digest, 20);
}

/* {{{ Calculate the sha1 hash of a string */
PHP_FUNCTION(sha1)
{
	zend_string *arg;
	zend_bool raw_output = 0;
	PHP_SHA1_CTX context;
	unsigned char digest[20];

ZEND_PARSE_PARAMETERS_START(1, 2)
		Z_PARAM_STR(arg)
		Z_PARAM_OPTIONAL
		Z_PARAM_BOOL(raw_output)
	ZEND_PARSE_PARAMETERS_END();

PHP_SHA1Init(&context);
	PHP_SHA1Update(&context, (unsigned char *) ZSTR_VAL(arg), ZSTR_LEN(arg));
	PHP_SHA1Final(digest, &context);
	if (raw_output) {
		RETURN_STRINGL((char *) digest, 20);
	} else {
		RETVAL_NEW_STR(zend_string_alloc(40, 0));
		make_digest_ex(Z_STRVAL_P(return_value), digest, 20);
	}

}

/* }}} */

/* {{{ 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;
	ssize_t        n;
	php_stream    *stream;

ZEND_PARSE_PARAMETERS_START(1, 2)
		Z_PARAM_PATH(arg, arg_len)
		Z_PARAM_OPTIONAL
		Z_PARAM_BOOL(raw_output)
	ZEND_PARSE_PARAMETERS_END();

stream = php_stream_open_wrapper(arg, "rb", REPORT_ERRORS, NULL);
	if (!stream) {
		RETURN_FALSE;
	}

PHP_SHA1Init(&context);

while ((n = php_stream_read(stream, (char *) buf, sizeof(buf))) > 0) {
		PHP_SHA1Update(&context, buf, n);
	}

PHP_SHA1Final(digest, &context);

php_stream_close(stream);

if (raw_output) {
		RETURN_STRINGL((char *) digest, 20);
	} else {
		RETVAL_NEW_STR(zend_string_alloc(40, 0));
		make_digest_ex(Z_STRVAL_P(return_value), digest, 20);
	}
}
/* }}} */

static void SHA1Transform(uint32_t[5], const unsigned char[64]);
static void SHA1Encode(unsigned char *, uint32_t *, unsigned int);
static void SHA1Decode(uint32_t *, const unsigned char *, unsigned int);

static const unsigned char PADDING[64] =
{
	0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
	0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
	0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
};

/* 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.
 */
PHPAPI 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;
}
/* }}} */

/* {{{ PHP_SHA1Update
   SHA1 block update operation. Continues an SHA1 message-digest
   operation, processing another message block, and updating the
   context.
 */
PHPAPI 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.
 */
PHPAPI 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 */
	SHA1Encode(digest, context->state, 20);

/* Zeroize sensitive information.
	 */
	ZEND_SECURE_ZERO((unsigned char*) context, sizeof(*context));
}
/* }}} */

/* {{{ SHA1Transform
 * SHA1 basic transformation. Transforms state based on block.
 */
static void SHA1Transform(state, block)
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;

SHA1Decode(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));
}
/* }}} */

/* {{{ SHA1Encode
   Encodes input (uint32_t) into output (unsigned char). Assumes len is
   a multiple of 4.
 */
static void SHA1Encode(output, input, len)
unsigned char *output;
uint32_t *input;
unsigned int len;
{
	unsigned int i, j;

for (i = 0, j = 0; j < len; i++, j += 4) {
		output[j] = (unsigned char) ((input[i] >> 24) & 0xff);
		output[j + 1] = (unsigned char) ((input[i] >> 16) & 0xff);
		output[j + 2] = (unsigned char) ((input[i] >> 8) & 0xff);
		output[j + 3] = (unsigned char) (input[i] & 0xff);
	}
}
/* }}} */

/* {{{ SHA1Decode
   Decodes input (unsigned char) into output (uint32_t). Assumes len is
   a multiple of 4.
 */
static void SHA1Decode(output, input, len)
uint32_t *output;
const unsigned char *input;
unsigned int len;
{
	unsigned int i, j;

for (i = 0, j = 0; j < len; i++, j += 4)
		output[i] = ((uint32_t) input[j + 3]) | (((uint32_t) input[j + 2]) << 8) |
			(((uint32_t) input[j + 1]) << 16) | (((uint32_t) input[j]) << 24);
}
/* }}} */

${this.title}

Code Editor : sha1.c