- custom sha1 engine removed from GG;

- minor code cleaning

git-svn-id: http://svn.miranda-ng.org/main/trunk@5700 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c

2 files changed, 13 insertions, 203 deletions

diff --git a/protocols/Gadu-Gadu/src/libgadu/events.c b/protocols/Gadu-Gadu/src/libgadu/events.c
index a730e9d620..af421f93ff 100644
--- a/protocols/Gadu-Gadu/src/libgadu/events.c
+++ b/protocols/Gadu-Gadu/src/libgadu/events.c
@@ -2617,12 +2617,8 @@ struct gg_event *gg_watch_fd(struct gg_session *sess)
 				case GG_LOGIN_HASH_SHA1:
 				{
 					char tmp[41];
-					int i;
-
 					gg_login_hash_sha1((char*) password, w->key, login_hash);
-					for (i = 0; i < 40; i += 2)
-						snprintf(tmp + i, sizeof(tmp) - i, "%02x", login_hash[i / 2]);
-
+					bin2hex(login_hash, 20, tmp);
 					gg_debug_session(sess, GG_DEBUG_DUMP, "// gg_watch_fd() challenge %.4x --> SHA1 hash: %s\n", w->key, tmp);
 
 					break;
diff --git a/protocols/Gadu-Gadu/src/libgadu/sha1.c b/protocols/Gadu-Gadu/src/libgadu/sha1.c
index 124a1cffaa..b01b77a00c 100644
--- a/protocols/Gadu-Gadu/src/libgadu/sha1.c
+++ b/protocols/Gadu-Gadu/src/libgadu/sha1.c
@@ -37,192 +37,6 @@
 

 #include "libgadu.h"

 

-/** \cond ignore */

-

-#if defined(GG_CONFIG_HAVE_OPENSSL) && !defined(GG_CONFIG_MIRANDA)

-

-#include <openssl/sha.h>

-

-#else

-

-/*

-SHA-1 in C

-By Steve Reid <steve@edmweb.com>

-100% Public Domain

-

-Modified by Wojtek Kaniewski <wojtekka@toxygen.net> for compatibility

-with libgadu and OpenSSL API.

-

-Test Vectors (from FIPS PUB 180-1)

-"abc"

-  A9993E36 4706816A BA3E2571 7850C26C 9CD0D89D

-"abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq"

-  84983E44 1C3BD26E BAAE4AA1 F95129E5 E54670F1

-A million repetitions of "a"

-  34AA973C D4C4DAA4 F61EEB2B DBAD2731 6534016F

-*/

-

-/* #define LITTLE_ENDIAN * This should be #define'd if true. */

-/* #define SHA1HANDSOFF * Copies data before messing with it. */

-

-#include <string.h>

-

-typedef struct {

-    uint32_t state[5];

-    uint32_t count[2];

-    unsigned char buffer[64];

-} SHA_CTX;

-

-static void SHA1_Transform(uint32_t state[5], const unsigned char buffer[64]);

-static void SHA1_Init(SHA_CTX* context);

-static void SHA1_Update(SHA_CTX* context, const unsigned char* data, unsigned int len);

-static void SHA1_Final(unsigned char digest[20], SHA_CTX* context);

-

-#define rol(value, bits) (((value) << (bits)) | ((value) >> (32 - (bits))))

-

-/* blk0() and blk() perform the initial expand. */

-/* I got the idea of expanding during the round function from SSLeay */

-#ifndef GG_CONFIG_BIGENDIAN

-#define blk0(i) (block->l[i] = (rol(block->l[i],24)&0xFF00FF00) \

-    |(rol(block->l[i],8)&0x00FF00FF))

-#else

-#define blk0(i) block->l[i]

-#endif

-#define blk(i) (block->l[i&15] = rol(block->l[(i+13)&15]^block->l[(i+8)&15] \

-    ^block->l[(i+2)&15]^block->l[i&15],1))

-

-/* (R0+R1), R2, R3, R4 are the different operations used in SHA1 */

-#define R0(v,w,x,y,z,i) z+=((w&(x^y))^y)+blk0(i)+0x5A827999+rol(v,5);w=rol(w,30);

-#define R1(v,w,x,y,z,i) z+=((w&(x^y))^y)+blk(i)+0x5A827999+rol(v,5);w=rol(w,30);

-#define R2(v,w,x,y,z,i) z+=(w^x^y)+blk(i)+0x6ED9EBA1+rol(v,5);w=rol(w,30);

-#define R3(v,w,x,y,z,i) z+=(((w|x)&y)|(w&x))+blk(i)+0x8F1BBCDC+rol(v,5);w=rol(w,30);

-#define R4(v,w,x,y,z,i) z+=(w^x^y)+blk(i)+0xCA62C1D6+rol(v,5);w=rol(w,30);

-

-

-/* Hash a single 512-bit block. This is the core of the algorithm. */

-

-static void SHA1_Transform(uint32_t state[5], const unsigned char buffer[64])

-{

-uint32_t a, b, c, d, e;

-typedef union {

-    unsigned char c[64];

-    uint32_t l[16];

-} CHAR64LONG16;

-CHAR64LONG16* block;

-static unsigned char workspace[64];

-    block = (CHAR64LONG16*)workspace;

-    memcpy(block, buffer, 64);

-    /* Copy context->state[] to working vars */

-    a = state[0];

-    b = state[1];

-    c = state[2];

-    d = state[3];

-    e = state[4];

-    /* 4 rounds of 20 operations each. Loop unrolled. */

-    R0(a,b,c,d,e, 0); R0(e,a,b,c,d, 1); R0(d,e,a,b,c, 2); R0(c,d,e,a,b, 3);

-    R0(b,c,d,e,a, 4); R0(a,b,c,d,e, 5); R0(e,a,b,c,d, 6); R0(d,e,a,b,c, 7);

-    R0(c,d,e,a,b, 8); R0(b,c,d,e,a, 9); R0(a,b,c,d,e,10); R0(e,a,b,c,d,11);

-    R0(d,e,a,b,c,12); R0(c,d,e,a,b,13); R0(b,c,d,e,a,14); R0(a,b,c,d,e,15);

-    R1(e,a,b,c,d,16); R1(d,e,a,b,c,17); R1(c,d,e,a,b,18); R1(b,c,d,e,a,19);

-    R2(a,b,c,d,e,20); R2(e,a,b,c,d,21); R2(d,e,a,b,c,22); R2(c,d,e,a,b,23);

-    R2(b,c,d,e,a,24); R2(a,b,c,d,e,25); R2(e,a,b,c,d,26); R2(d,e,a,b,c,27);

-    R2(c,d,e,a,b,28); R2(b,c,d,e,a,29); R2(a,b,c,d,e,30); R2(e,a,b,c,d,31);

-    R2(d,e,a,b,c,32); R2(c,d,e,a,b,33); R2(b,c,d,e,a,34); R2(a,b,c,d,e,35);

-    R2(e,a,b,c,d,36); R2(d,e,a,b,c,37); R2(c,d,e,a,b,38); R2(b,c,d,e,a,39);

-    R3(a,b,c,d,e,40); R3(e,a,b,c,d,41); R3(d,e,a,b,c,42); R3(c,d,e,a,b,43);

-    R3(b,c,d,e,a,44); R3(a,b,c,d,e,45); R3(e,a,b,c,d,46); R3(d,e,a,b,c,47);

-    R3(c,d,e,a,b,48); R3(b,c,d,e,a,49); R3(a,b,c,d,e,50); R3(e,a,b,c,d,51);

-    R3(d,e,a,b,c,52); R3(c,d,e,a,b,53); R3(b,c,d,e,a,54); R3(a,b,c,d,e,55);

-    R3(e,a,b,c,d,56); R3(d,e,a,b,c,57); R3(c,d,e,a,b,58); R3(b,c,d,e,a,59);

-    R4(a,b,c,d,e,60); R4(e,a,b,c,d,61); R4(d,e,a,b,c,62); R4(c,d,e,a,b,63);

-    R4(b,c,d,e,a,64); R4(a,b,c,d,e,65); R4(e,a,b,c,d,66); R4(d,e,a,b,c,67);

-    R4(c,d,e,a,b,68); R4(b,c,d,e,a,69); R4(a,b,c,d,e,70); R4(e,a,b,c,d,71);

-    R4(d,e,a,b,c,72); R4(c,d,e,a,b,73); R4(b,c,d,e,a,74); R4(a,b,c,d,e,75);

-    R4(e,a,b,c,d,76); R4(d,e,a,b,c,77); R4(c,d,e,a,b,78); R4(b,c,d,e,a,79);

-    /* Add the working vars back into context.state[] */

-    state[0] += a;

-    state[1] += b;

-    state[2] += c;

-    state[3] += d;

-    state[4] += e;

-    /* Wipe variables */

-    a = b = c = d = e = 0;

-}

-

-

-/* SHA1_Init - Initialize new context */

-

-static void SHA1_Init(SHA_CTX* context)

-{

-    /* SHA1 initialization constants */

-    context->state[0] = 0x67452301;

-    context->state[1] = 0xEFCDAB89;

-    context->state[2] = 0x98BADCFE;

-    context->state[3] = 0x10325476;

-    context->state[4] = 0xC3D2E1F0;

-    context->count[0] = context->count[1] = 0;

-}

-

-

-/* Run your data through this. */

-

-static void SHA1_Update(SHA_CTX* context, const unsigned char* data, unsigned int len)

-{

-unsigned int i, j;

-

-    j = (context->count[0] >> 3) & 63;

-    if ((context->count[0] += len << 3) < (len << 3)) context->count[1]++;

-    context->count[1] += (len >> 29);

-    if ((j + len) > 63) {

-        memcpy(&context->buffer[j], data, (i = 64-j));

-        SHA1_Transform(context->state, context->buffer);

-        for ( ; i + 63 < len; i += 64) {

-            SHA1_Transform(context->state, &data[i]);

-        }

-        j = 0;

-    }

-    else i = 0;

-    memcpy(&context->buffer[j], &data[i], len - i);

-}

-

-

-/* Add padding and return the message digest. */

-

-static void SHA1_Final(unsigned char digest[20], SHA_CTX* context)

-{

-uint32_t i, j;

-unsigned char finalcount[8];

-

-    for (i = 0; i < 8; i++) {

-        finalcount[i] = (unsigned char)((context->count[(i >= 4 ? 0 : 1)]

-         >> ((3-(i & 3)) * 8)) & 255);  /* Endian independent */

-    }

-    SHA1_Update(context, (unsigned char *)"\200", 1);

-    while ((context->count[0] & 504) != 448) {

-        SHA1_Update(context, (unsigned char *)"\0", 1);

-    }

-    SHA1_Update(context, finalcount, 8);  /* Should cause a SHA1_Transform() */

-    for (i = 0; i < 20; i++) {

-        digest[i] = (unsigned char)

-         ((context->state[i>>2] >> ((3-(i & 3)) * 8)) & 255);

-    }

-    /* Wipe variables */

-    i = j = 0;

-    memset(context->buffer, 0, 64);

-    memset(context->state, 0, 20);

-    memset(context->count, 0, 8);

-    memset(&finalcount, 0, 8);

-#ifdef SHA1HANDSOFF  /* make SHA1_Transform overwrite it's own static vars */

-    SHA1_Transform(context->state, context->buffer);

-#endif

-}

-

-#endif /* GG_CONFIG_HAVE_OPENSSL */

-

-/** \endcond */

-

-/** \cond internal */

-

 /**

  * \internal Liczy skrót SHA1 z ziarna i hasła.

  *

@@ -232,14 +46,13 @@ unsigned char finalcount[8];
  */

 void gg_login_hash_sha1(const char *password, uint32_t seed, uint8_t *result)

 {

-	SHA_CTX ctx;

+	mir_sha1_ctx ctx;

 	

-	SHA1_Init(&ctx);

-	SHA1_Update(&ctx, (const unsigned char*) password, (unsigned int)strlen(password));

+	mir_sha1_init(&ctx);

+	mir_sha1_append(&ctx, (uint8_t*)password, (unsigned int)strlen(password));

 	seed = gg_fix32(seed);

-	SHA1_Update(&ctx, (uint8_t*) &seed, 4);

-	

-	SHA1_Final(result, &ctx);

+	mir_sha1_append(&ctx, (uint8_t*)&seed, 4);

+	mir_sha1_finish(&ctx, result);

 }

 

 /**

@@ -253,7 +66,7 @@ void gg_login_hash_sha1(const char *password, uint32_t seed, uint8_t *result)
 int gg_file_hash_sha1(int fd, uint8_t *result)

 {

 	unsigned char buf[4096];

-	SHA_CTX ctx;

+	mir_sha1_ctx ctx;

 	off_t pos, len;

 	int res;

 

@@ -266,12 +79,13 @@ int gg_file_hash_sha1(int fd, uint8_t *result)
 	if (lseek(fd, 0, SEEK_SET) == (off_t) -1)

 		return -1;

 

-	SHA1_Init(&ctx);

+	mir_sha1_init(&ctx);

 

 	if (len <= 10485760) {

 		while ((res = read(fd, buf, sizeof(buf))) > 0)

-			SHA1_Update(&ctx, buf, res);

-	} else {

+			mir_sha1_append(&ctx, buf, res);

+	}

+	else {

 		int i;

 

 		for (i = 0; i < 9; i++) {

@@ -286,7 +100,7 @@ int gg_file_hash_sha1(int fd, uint8_t *result)
 					break;

 				}

 

-				SHA1_Update(&ctx, buf, res);

+				mir_sha1_append(&ctx, buf, res);

 			}

 

 			if (res == -1)

@@ -297,7 +111,7 @@ int gg_file_hash_sha1(int fd, uint8_t *result)
 	if (res == -1)

 		return -1;

 

-	SHA1_Final(result, &ctx);

+	mir_sha1_finish(&ctx, result);

 

 	if (lseek(fd, pos, SEEK_SET) == (off_t) -1)

 		return -1;