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Simplified creation of PRFs and signers in openssl and hmac plugins

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This commit is contained in:
Tobias Brunner
2012-06-25 16:35:06 +02:00
parent 01850f5d55
commit 228d096e42
2 changed files with 10 additions and 136 deletions
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src/libstrongswan/plugins/hmac/hmac_hmac.c
+5 -68
View File
@@ -193,28 +193,9 @@ static hmac_t *hmac_create(hash_algorithm_t hash_algorithm)
*/
prf_t *hmac_hmac_prf_create(pseudo_random_function_t algo)
{
hmac_t *hmac = NULL;
hmac_t *hmac;
switch (algo)
{
case PRF_HMAC_SHA1:
hmac = hmac_create(HASH_SHA1);
break;
case PRF_HMAC_MD5:
hmac = hmac_create(HASH_MD5);
break;
case PRF_HMAC_SHA2_256:
hmac = hmac_create(HASH_SHA256);
break;
case PRF_HMAC_SHA2_384:
hmac = hmac_create(HASH_SHA384);
break;
case PRF_HMAC_SHA2_512:
hmac = hmac_create(HASH_SHA512);
break;
default:
break;
}
hmac = hmac_create(hasher_algorithm_from_prf(algo));
if (hmac)
{
return hmac_prf_create(hmac);
@@ -227,54 +208,10 @@ prf_t *hmac_hmac_prf_create(pseudo_random_function_t algo)
*/
signer_t *hmac_hmac_signer_create(integrity_algorithm_t algo)
{
hmac_t *hmac = NULL;
size_t trunc = 0;
hmac_t *hmac;
size_t trunc;
switch (algo)
{
case AUTH_HMAC_MD5_96:
hmac = hmac_create(HASH_MD5);
trunc = 12;
break;
case AUTH_HMAC_MD5_128:
hmac = hmac_create(HASH_MD5);
trunc = 16;
break;
case AUTH_HMAC_SHA1_96:
hmac = hmac_create(HASH_SHA1);
trunc = 12;
break;
case AUTH_HMAC_SHA1_128:
hmac = hmac_create(HASH_SHA1);
trunc = 16;
break;
case AUTH_HMAC_SHA1_160:
hmac = hmac_create(HASH_SHA1);
trunc = 20;
break;
case AUTH_HMAC_SHA2_256_128:
hmac = hmac_create(HASH_SHA256);
trunc = 16;
break;
case AUTH_HMAC_SHA2_256_256:
hmac = hmac_create(HASH_SHA256);
trunc = 32;
break;
case AUTH_HMAC_SHA2_384_192:
hmac = hmac_create(HASH_SHA384);
trunc = 24;
break;
case AUTH_HMAC_SHA2_384_384:
hmac = hmac_create(HASH_SHA384);
trunc = 48;
break;
case AUTH_HMAC_SHA2_512_256:
hmac = hmac_create(HASH_SHA512);
trunc = 32;
break;
default:
break;
}
hmac = hmac_create(hasher_algorithm_from_integrity(algo, &trunc));
if (hmac)
{
return hmac_signer_create(hmac, trunc);
src/libstrongswan/plugins/openssl/openssl_hmac.c
+5 -68
View File
@@ -170,28 +170,9 @@ static hmac_t *hmac_create(hash_algorithm_t algo)
*/
prf_t *openssl_hmac_prf_create(pseudo_random_function_t algo)
{
hmac_t *hmac = NULL;
hmac_t *hmac;
switch (algo)
{
case PRF_HMAC_SHA1:
hmac = hmac_create(HASH_SHA1);
break;
case PRF_HMAC_MD5:
hmac = hmac_create(HASH_MD5);
break;
case PRF_HMAC_SHA2_256:
hmac = hmac_create(HASH_SHA256);
break;
case PRF_HMAC_SHA2_384:
hmac = hmac_create(HASH_SHA384);
break;
case PRF_HMAC_SHA2_512:
hmac = hmac_create(HASH_SHA512);
break;
default:
break;
}
hmac = hmac_create(hasher_algorithm_from_prf(algo));
if (hmac)
{
return hmac_prf_create(hmac);
@@ -204,54 +185,10 @@ prf_t *openssl_hmac_prf_create(pseudo_random_function_t algo)
*/
signer_t *openssl_hmac_signer_create(integrity_algorithm_t algo)
{
hmac_t *hmac = NULL;
size_t trunc = 0;
hmac_t *hmac;
size_t trunc;
switch (algo)
{
case AUTH_HMAC_MD5_96:
hmac = hmac_create(HASH_MD5);
trunc = 12;
break;
case AUTH_HMAC_MD5_128:
hmac = hmac_create(HASH_MD5);
trunc = 16;
break;
case AUTH_HMAC_SHA1_96:
hmac = hmac_create(HASH_SHA1);
trunc = 12;
break;
case AUTH_HMAC_SHA1_128:
hmac = hmac_create(HASH_SHA1);
trunc = 16;
break;
case AUTH_HMAC_SHA1_160:
hmac = hmac_create(HASH_SHA1);
trunc = 20;
break;
case AUTH_HMAC_SHA2_256_128:
hmac = hmac_create(HASH_SHA256);
trunc = 16;
break;
case AUTH_HMAC_SHA2_256_256:
hmac = hmac_create(HASH_SHA256);
trunc = 32;
break;
case AUTH_HMAC_SHA2_384_192:
hmac = hmac_create(HASH_SHA384);
trunc = 24;
break;
case AUTH_HMAC_SHA2_384_384:
hmac = hmac_create(HASH_SHA384);
trunc = 48;
break;
case AUTH_HMAC_SHA2_512_256:
hmac = hmac_create(HASH_SHA512);
trunc = 32;
break;
default:
break;
}
hmac = hmac_create(hasher_algorithm_from_integrity(algo, &trunc));
if (hmac)
{
return hmac_signer_create(hmac, trunc);