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authorParménides GV <parmegv@sdf.org>2014-06-13 12:13:04 +0200
committerParménides GV <parmegv@sdf.org>2014-06-13 12:13:04 +0200
commit3a71bc9e4aa4296f460e2e3c55de74c9852477ad (patch)
treef816597a7c4322137f0657e7aa2bf392404d1870 /app/openssl/crypto/hmac
parentcfe67bfd8260253ce9288225b9e26f666d27133f (diff)
parent36247e71df88fa13c6c5a887de3b11d9a883615f (diff)
Merge branch 'feature/establish-an-upstream-relationship-with-ics-openvpn-codebase-#5381' into develop
Diffstat (limited to 'app/openssl/crypto/hmac')
-rw-r--r--app/openssl/crypto/hmac/hm_ameth.c2
-rw-r--r--app/openssl/crypto/hmac/hm_pmeth.c14
-rw-r--r--app/openssl/crypto/hmac/hmac.c37
3 files changed, 47 insertions, 6 deletions
diff --git a/app/openssl/crypto/hmac/hm_ameth.c b/app/openssl/crypto/hmac/hm_ameth.c
index 6d8a8914..e03f24ae 100644
--- a/app/openssl/crypto/hmac/hm_ameth.c
+++ b/app/openssl/crypto/hmac/hm_ameth.c
@@ -153,7 +153,7 @@ const EVP_PKEY_ASN1_METHOD hmac_asn1_meth =
hmac_size,
0,
- 0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,
hmac_key_free,
hmac_pkey_ctrl,
diff --git a/app/openssl/crypto/hmac/hm_pmeth.c b/app/openssl/crypto/hmac/hm_pmeth.c
index 71e8567a..0daa4451 100644
--- a/app/openssl/crypto/hmac/hm_pmeth.c
+++ b/app/openssl/crypto/hmac/hm_pmeth.c
@@ -100,7 +100,8 @@ static int pkey_hmac_copy(EVP_PKEY_CTX *dst, EVP_PKEY_CTX *src)
dctx = dst->data;
dctx->md = sctx->md;
HMAC_CTX_init(&dctx->ctx);
- HMAC_CTX_copy(&dctx->ctx, &sctx->ctx);
+ if (!HMAC_CTX_copy(&dctx->ctx, &sctx->ctx))
+ return 0;
if (sctx->ktmp.data)
{
if (!ASN1_OCTET_STRING_set(&dctx->ktmp,
@@ -141,7 +142,8 @@ static int pkey_hmac_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)
static int int_update(EVP_MD_CTX *ctx,const void *data,size_t count)
{
HMAC_PKEY_CTX *hctx = ctx->pctx->data;
- HMAC_Update(&hctx->ctx, data, count);
+ if (!HMAC_Update(&hctx->ctx, data, count))
+ return 0;
return 1;
}
@@ -167,7 +169,8 @@ static int hmac_signctx(EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
if (!sig)
return 1;
- HMAC_Final(&hctx->ctx, sig, &hlen);
+ if (!HMAC_Final(&hctx->ctx, sig, &hlen))
+ return 0;
*siglen = (size_t)hlen;
return 1;
}
@@ -192,8 +195,9 @@ static int pkey_hmac_ctrl(EVP_PKEY_CTX *ctx, int type, int p1, void *p2)
case EVP_PKEY_CTRL_DIGESTINIT:
key = (ASN1_OCTET_STRING *)ctx->pkey->pkey.ptr;
- HMAC_Init_ex(&hctx->ctx, key->data, key->length, hctx->md,
- ctx->engine);
+ if (!HMAC_Init_ex(&hctx->ctx, key->data, key->length, hctx->md,
+ ctx->engine))
+ return 0;
break;
default:
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);