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path: root/app/openssl/crypto/hmac/hmac.c
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Diffstat (limited to 'app/openssl/crypto/hmac/hmac.c')
-rw-r--r--app/openssl/crypto/hmac/hmac.c37
1 files changed, 37 insertions, 0 deletions
diff --git a/app/openssl/crypto/hmac/hmac.c b/app/openssl/crypto/hmac/hmac.c
index 6c98fc43..ba27cbf5 100644
--- a/app/openssl/crypto/hmac/hmac.c
+++ b/app/openssl/crypto/hmac/hmac.c
@@ -61,12 +61,34 @@
#include "cryptlib.h"
#include <openssl/hmac.h>
+#ifdef OPENSSL_FIPS
+#include <openssl/fips.h>
+#endif
+
int HMAC_Init_ex(HMAC_CTX *ctx, const void *key, int len,
const EVP_MD *md, ENGINE *impl)
{
int i,j,reset=0;
unsigned char pad[HMAC_MAX_MD_CBLOCK];
+#ifdef OPENSSL_FIPS
+ if (FIPS_mode())
+ {
+ /* If we have an ENGINE need to allow non FIPS */
+ if ((impl || ctx->i_ctx.engine)
+ && !(ctx->i_ctx.flags & EVP_CIPH_FLAG_NON_FIPS_ALLOW))
+ {
+ EVPerr(EVP_F_HMAC_INIT_EX, EVP_R_DISABLED_FOR_FIPS);
+ return 0;
+ }
+ /* Other algorithm blocking will be done in FIPS_cmac_init,
+ * via FIPS_hmac_init_ex().
+ */
+ if (!impl && !ctx->i_ctx.engine)
+ return FIPS_hmac_init_ex(ctx, key, len, md, NULL);
+ }
+#endif
+
if (md != NULL)
{
reset=1;
@@ -133,6 +155,10 @@ int HMAC_Init(HMAC_CTX *ctx, const void *key, int len, const EVP_MD *md)
int HMAC_Update(HMAC_CTX *ctx, const unsigned char *data, size_t len)
{
+#ifdef OPENSSL_FIPS
+ if (FIPS_mode() && !ctx->i_ctx.engine)
+ return FIPS_hmac_update(ctx, data, len);
+#endif
return EVP_DigestUpdate(&ctx->md_ctx,data,len);
}
@@ -140,6 +166,10 @@ int HMAC_Final(HMAC_CTX *ctx, unsigned char *md, unsigned int *len)
{
unsigned int i;
unsigned char buf[EVP_MAX_MD_SIZE];
+#ifdef OPENSSL_FIPS
+ if (FIPS_mode() && !ctx->i_ctx.engine)
+ return FIPS_hmac_final(ctx, md, len);
+#endif
if (!EVP_DigestFinal_ex(&ctx->md_ctx,buf,&i))
goto err;
@@ -179,6 +209,13 @@ int HMAC_CTX_copy(HMAC_CTX *dctx, HMAC_CTX *sctx)
void HMAC_CTX_cleanup(HMAC_CTX *ctx)
{
+#ifdef OPENSSL_FIPS
+ if (FIPS_mode() && !ctx->i_ctx.engine)
+ {
+ FIPS_hmac_ctx_cleanup(ctx);
+ return;
+ }
+#endif
EVP_MD_CTX_cleanup(&ctx->i_ctx);
EVP_MD_CTX_cleanup(&ctx->o_ctx);
EVP_MD_CTX_cleanup(&ctx->md_ctx);