diff options
Diffstat (limited to 'protocols/MSN/src/msn_auth.cpp')
| -rw-r--r-- | protocols/MSN/src/msn_auth.cpp | 72 |
1 files changed, 16 insertions, 56 deletions
diff --git a/protocols/MSN/src/msn_auth.cpp b/protocols/MSN/src/msn_auth.cpp index 7ee1ff538e..23d1001f83 100644 --- a/protocols/MSN/src/msn_auth.cpp +++ b/protocols/MSN/src/msn_auth.cpp @@ -329,66 +329,26 @@ int CMsnProto::MSN_GetPassportAuth(void) return retVal;
}
-void hmac_sha1 (mir_sha1_byte_t *md, mir_sha1_byte_t *key, size_t keylen, mir_sha1_byte_t *text, size_t textlen)
+static void derive_key(BYTE* der, unsigned char* key, size_t keylen, unsigned char* data, size_t datalen)
{
- const unsigned SHA_BLOCKSIZE = 64;
-
- unsigned char mdkey[MIR_SHA1_HASH_SIZE];
- unsigned char k_ipad[SHA_BLOCKSIZE], k_opad[SHA_BLOCKSIZE];
- mir_sha1_ctx ctx;
-
- if (keylen > SHA_BLOCKSIZE)
- {
- mir_sha1_init(&ctx);
- mir_sha1_append(&ctx, key, (int)keylen);
- mir_sha1_finish(&ctx, mdkey);
- keylen = 20;
- key = mdkey;
- }
-
- memcpy(k_ipad, key, keylen);
- memcpy(k_opad, key, keylen);
- memset(k_ipad+keylen, 0x36, SHA_BLOCKSIZE - keylen);
- memset(k_opad+keylen, 0x5c, SHA_BLOCKSIZE - keylen);
-
- for (unsigned i = 0; i < keylen; i++)
- {
- k_ipad[i] ^= 0x36;
- k_opad[i] ^= 0x5c;
- }
-
- mir_sha1_init(&ctx);
- mir_sha1_append(&ctx, k_ipad, SHA_BLOCKSIZE);
- mir_sha1_append(&ctx, text, (int)textlen);
- mir_sha1_finish(&ctx, md);
-
- mir_sha1_init(&ctx);
- mir_sha1_append(&ctx, k_opad, SHA_BLOCKSIZE);
- mir_sha1_append(&ctx, md, MIR_SHA1_HASH_SIZE);
- mir_sha1_finish(&ctx, md);
-}
-
-
-static void derive_key(mir_sha1_byte_t* der, unsigned char* key, size_t keylen, unsigned char* data, size_t datalen)
-{
- mir_sha1_byte_t hash1[MIR_SHA1_HASH_SIZE];
- mir_sha1_byte_t hash2[MIR_SHA1_HASH_SIZE];
- mir_sha1_byte_t hash3[MIR_SHA1_HASH_SIZE];
- mir_sha1_byte_t hash4[MIR_SHA1_HASH_SIZE];
+ BYTE hash1[MIR_SHA1_HASH_SIZE];
+ BYTE hash2[MIR_SHA1_HASH_SIZE];
+ BYTE hash3[MIR_SHA1_HASH_SIZE];
+ BYTE hash4[MIR_SHA1_HASH_SIZE];
const size_t buflen = MIR_SHA1_HASH_SIZE + datalen;
- mir_sha1_byte_t* buf = (mir_sha1_byte_t*)alloca(buflen);
+ BYTE* buf = (BYTE*)alloca(buflen);
- hmac_sha1(hash1, key, keylen, data, datalen);
- hmac_sha1(hash3, key, keylen, hash1, MIR_SHA1_HASH_SIZE);
+ mir_hmac_sha1(hash1, key, keylen, data, datalen);
+ mir_hmac_sha1(hash3, key, keylen, hash1, MIR_SHA1_HASH_SIZE);
memcpy(buf, hash1, MIR_SHA1_HASH_SIZE);
memcpy(buf + MIR_SHA1_HASH_SIZE, data, datalen);
- hmac_sha1(hash2, key, keylen, buf, buflen);
+ mir_hmac_sha1(hash2, key, keylen, buf, buflen);
memcpy(buf, hash3, MIR_SHA1_HASH_SIZE);
memcpy(buf + MIR_SHA1_HASH_SIZE, data, datalen);
- hmac_sha1(hash4, key, keylen, buf, buflen);
+ mir_hmac_sha1(hash4, key, keylen, buf, buflen);
memcpy(der, hash2, MIR_SHA1_HASH_SIZE);
memcpy(der + MIR_SHA1_HASH_SIZE, hash4, 4);
@@ -436,8 +396,8 @@ char* CMsnProto::GenerateLoginBlob(char* challenge) unsigned key1len;
BYTE *key1 = (BYTE*)mir_base64_decode(authSecretToken, &key1len);
- mir_sha1_byte_t key2[MIR_SHA1_HASH_SIZE+4];
- mir_sha1_byte_t key3[MIR_SHA1_HASH_SIZE+4];
+ BYTE key2[MIR_SHA1_HASH_SIZE+4];
+ BYTE key3[MIR_SHA1_HASH_SIZE+4];
static const unsigned char encdata1[] = "WS-SecureConversationSESSION KEY HASH";
static const unsigned char encdata2[] = "WS-SecureConversationSESSION KEY ENCRYPTION";
@@ -447,8 +407,8 @@ char* CMsnProto::GenerateLoginBlob(char* challenge) size_t chllen = strlen(challenge);
- mir_sha1_byte_t hash[MIR_SHA1_HASH_SIZE];
- hmac_sha1(hash, key2, MIR_SHA1_HASH_SIZE+4, (mir_sha1_byte_t*)challenge, chllen);
+ BYTE hash[MIR_SHA1_HASH_SIZE];
+ mir_hmac_sha1(hash, key2, MIR_SHA1_HASH_SIZE+4, (BYTE*)challenge, chllen);
unsigned char* newchl = PKCS5_Padding(challenge, chllen);
@@ -514,8 +474,8 @@ char* CMsnProto::HotmailLogin(const char* url) UrlEncode(noncenc, fnpst + sz, fnpstlen - sz);
sz = strlen(fnpst);
- mir_sha1_byte_t hash[MIR_SHA1_HASH_SIZE];
- hmac_sha1(hash, key2, sizeof(key2), (mir_sha1_byte_t*)fnpst, sz);
+ BYTE hash[MIR_SHA1_HASH_SIZE];
+ mir_hmac_sha1(hash, key2, sizeof(key2), (BYTE*)fnpst, sz);
noncenc = mir_base64_encode(hash, sizeof(hash));
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