svn commit: r585064 - in /webservices/rampart/trunk/c: include/openssl_hmac.h src/omxmlsec/openssl/hmac.c

[kaushalye]

Author: kaushalye
Date: Tue Oct 16 00:30:14 2007
New Revision: 585064

URL: http://svn.apache.org/viewvc?rev=585064&view=rev
Log:
HMAC-SHA1 algo implementation in the openssl wrapper layer

Modified:
    webservices/rampart/trunk/c/include/openssl_hmac.h
    webservices/rampart/trunk/c/src/omxmlsec/openssl/hmac.c

Modified: webservices/rampart/trunk/c/include/openssl_hmac.h
URL: 
http://svn.apache.org/viewvc/webservices/rampart/trunk/c/include/openssl_hmac.h?rev=585064&r1=585063&r2=585064&view=diff
==============================================================================
--- webservices/rampart/trunk/c/include/openssl_hmac.h (original)
+++ webservices/rampart/trunk/c/include/openssl_hmac.h Tue Oct 16 00:30:14 2007
@@ -15,7 +15,7 @@
  */
 
 #include <openssl/sha.h>
-
+#include <openssl/hmac.h>
 #include <axutil_utils_defines.h>
 #include <axis2_defines.h>
 #include <axutil_env.h>
@@ -41,7 +41,8 @@
         AXIS2_EXTERN axis2_status_t AXIS2_CALL
         openssl_hmac_sha1(const axutil_env_t *env,
              oxs_buffer_t *secret,
-             oxs_buffer_t *seed); 
+             oxs_buffer_t *seed,
+             oxs_buffer_t *output); 
     /* @} */
 #ifdef __cplusplus
 }

Modified: webservices/rampart/trunk/c/src/omxmlsec/openssl/hmac.c
URL: 
http://svn.apache.org/viewvc/webservices/rampart/trunk/c/src/omxmlsec/openssl/hmac.c?rev=585064&r1=585063&r2=585064&view=diff
==============================================================================
--- webservices/rampart/trunk/c/src/omxmlsec/openssl/hmac.c (original)
+++ webservices/rampart/trunk/c/src/omxmlsec/openssl/hmac.c Tue Oct 16 00:30:14 
2007
@@ -22,13 +22,41 @@
 #include <axutil_base64.h>
 #include <axis2_util.h>
 
+/**
+        unsigned char *HMAC(const EVP_MD *evp_md, const void *key,
+                      int key_len, const unsigned char *d, int n,
+                      unsigned char *md, unsigned int *md_len);
 
+        void HMAC_CTX_init(HMAC_CTX *ctx);
+
+        void HMAC_Init(HMAC_CTX *ctx, const void *key, int key_len,
+                      const EVP_MD *md);
+        void HMAC_Init_ex(HMAC_CTX *ctx, const void *key, int key_len,
+                          const EVP_MD *md, ENGINE *impl);
+        void HMAC_Update(HMAC_CTX *ctx, const unsigned char *data, int len);
+        void HMAC_Final(HMAC_CTX *ctx, unsigned char *md, unsigned int *len);
+
+        void HMAC_CTX_cleanup(HMAC_CTX *ctx);
+        void HMAC_cleanup(HMAC_CTX *ctx);
+
+*/
 AXIS2_EXTERN axis2_status_t AXIS2_CALL
 openssl_hmac_sha1(const axutil_env_t *env,
              oxs_buffer_t *secret,
-             oxs_buffer_t *seed)
+             oxs_buffer_t *seed,
+             oxs_buffer_t *output)
 {
+    HMAC_CTX ctx;
+    unsigned char hmac[MD5_DIGEST_LENGTH];
+    unsigned int hashed_len;
 
+    HMAC_CTX_init(&ctx);
+    HMAC_Init_ex(&ctx, oxs_buffer_get_data(secret, env), 
oxs_buffer_get_size(secret, env), EVP_sha1(), NULL);
+    HMAC_Update(&ctx, oxs_buffer_get_data(seed, env), 
oxs_buffer_get_size(seed, env));
+    HMAC_Final(&ctx, hmac, &hashed_len);
+    HMAC_cleanup(&ctx); 
+    
+    HMAC_CTX_cleanup(&ctx);
     return AXIS2_SUCCESS;
 }