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Do not provide a default fallback on libssl, when gnutls is not in use.\nInstead, we make the use of either library mandatory.

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This commit is contained in:
Wolfgang Sourdeau
2012-10-23 10:29:05 -04:00
parent 3fb2a835d7
commit 2f9369db57
1 changed files with 18 additions and 16 deletions
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34
SoObjects/SOGo/NSData+Crypto.m
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@@ -35,7 +35,7 @@
#define _XOPEN_SOURCE 1
#include <unistd.h>
#ifdef HAVE_GNUTLS
#if defined(HAVE_GNUTLS)
#include <stdint.h>
#include <gnutls/gnutls.h>
#include <gnutls/crypto.h>
@@ -43,10 +43,12 @@
#define SHA_DIGEST_LENGTH 20
#define SHA256_DIGEST_LENGTH 32
#define SHA512_DIGEST_LENGTH 64
#else
#elif defined(HAVE_OPENSSL)
#include <openssl/evp.h>
#include <openssl/md5.h>
#include <openssl/sha.h>
#else
#error this module requires either gnutls or openssl
#endif
#import <Foundation/NSArray.h>
@@ -54,7 +56,7 @@
#import "NSData+Crypto.h"
static unsigned charTo4Bits(char c);
#ifdef HAVE_GNUTLS
#if defined(HAVE_GNUTLS)
static BOOL check_gnutls_init();
static void _nettle_md5_compress(uint32_t *digest, const uint8_t *input);
#endif
@@ -244,11 +246,11 @@ static void _nettle_md5_compress(uint32_t *digest, const uint8_t *input);
unsigned char md5[MD5_DIGEST_LENGTH];
memset(md5, 0, MD5_DIGEST_LENGTH);
#ifdef HAVE_GNUTLS
#if defined(HAVE_GNUTLS)
if (!check_gnutls_init())
return nil;
gnutls_hash_fast (GNUTLS_DIG_MD5, [self bytes], [self length], md5);
#else
#elif defined(HAVE_OPENSSL)
MD5([self bytes], [self length], md5);
#endif
@@ -269,10 +271,10 @@ static void _nettle_md5_compress(uint32_t *digest, const uint8_t *input);
*/
- (NSData *) asCramMD5
{
#ifdef HAVE_GNUTLS
#if defined(HAVE_GNUTLS)
const uint32_t init_digest[4] = {0x67452301, 0xefcdab89, 0x98badcfe, 0x10325476};
uint32_t digest[4];
#else
#elif defined(HAVE_OPENSSL)
MD5_CTX ctx;
#endif
unsigned char inner[64];
@@ -312,7 +314,7 @@ static void _nettle_md5_compress(uint32_t *digest, const uint8_t *input);
*p = (c) >> 24 & 0xff; p++; \
}
#ifdef HAVE_GNUTLS
#if defined(HAVE_GNUTLS)
// generate first set of context bytes from outer data
memcpy(digest, init_digest, sizeof(digest));
_nettle_md5_compress(digest, outer);
@@ -332,7 +334,7 @@ static void _nettle_md5_compress(uint32_t *digest, const uint8_t *input);
CDPUT(r, digest[1]);
CDPUT(r, digest[2]);
CDPUT(r, digest[3]);
#else
#elif defined(HAVE_OPENSSL)
// generate first set of context bytes from outer data
MD5_Init(&ctx);
MD5_Transform(&ctx, outer);
@@ -366,11 +368,11 @@ static void _nettle_md5_compress(uint32_t *digest, const uint8_t *input);
unsigned char sha[SHA_DIGEST_LENGTH];
memset(sha, 0, SHA_DIGEST_LENGTH);
#ifdef HAVE_GNUTLS
#if defined(HAVE_GNUTLS)
if (!check_gnutls_init())
return nil;
gnutls_hash_fast (GNUTLS_DIG_SHA1, [self bytes], [self length], sha);
#else
#elif defined(HAVE_OPENSSL)
SHA1([self bytes], [self length], sha);
#endif
@@ -387,11 +389,11 @@ static void _nettle_md5_compress(uint32_t *digest, const uint8_t *input);
unsigned char sha[SHA256_DIGEST_LENGTH];
memset(sha, 0, SHA256_DIGEST_LENGTH);
#ifdef HAVE_GNUTLS
#if defined(HAVE_GNUTLS)
if (!check_gnutls_init())
return nil;
gnutls_hash_fast (GNUTLS_DIG_SHA256, [self bytes], [self length], sha);
#else
#elif defined(HAVE_OPENSSL)
SHA256([self bytes], [self length], sha);
#endif
@@ -408,11 +410,11 @@ static void _nettle_md5_compress(uint32_t *digest, const uint8_t *input);
unsigned char sha[SHA512_DIGEST_LENGTH];
memset(sha, 0, SHA512_DIGEST_LENGTH);
#ifdef HAVE_GNUTLS
#if defined(HAVE_GNUTLS)
if (!check_gnutls_init())
return nil;
gnutls_hash_fast (GNUTLS_DIG_SHA512, [self bytes], [self length], sha);
#else
#elif defined(HAVE_OPENSSL)
SHA512([self bytes], [self length], sha);
#endif
@@ -685,7 +687,7 @@ static unsigned charTo4Bits(char c)
return bits;
}
#ifdef HAVE_GNUTLS
#if defined(HAVE_GNUTLS)
static BOOL didGlobalInit = NO;
static BOOL check_gnutls_init() {