New function EVP_PKEY_asn1_copy(). Use default MD if type param is NULL.

3 files changed, 21 insertions, 2 deletions

diff --git a/crypto/evp/evp.h b/crypto/evp/evp.h
index 428300e000..6c65f5a677 100644
--- a/crypto/evp/evp.h
+++ b/crypto/evp/evp.h
@@ -941,6 +941,8 @@ int EVP_PKEY_asn1_get0_info(int *ppkey_id, int *pkey_base_id, int *ppkey_flags,
 
 EVP_PKEY_ASN1_METHOD* EVP_PKEY_asn1_new(int id, int flags,
 					const char *pem_str, const char *info);
+void EVP_PKEY_asn1_copy(EVP_PKEY_ASN1_METHOD *dst, 
+			const EVP_PKEY_ASN1_METHOD *src);
 void EVP_PKEY_asn1_free(EVP_PKEY_ASN1_METHOD *ameth);
 void EVP_PKEY_asn1_set_public(EVP_PKEY_ASN1_METHOD *ameth,
 		int (*pub_decode)(EVP_PKEY *pk, X509_PUBKEY *pub),
@@ -1156,6 +1158,7 @@ void ERR_load_EVP_strings(void);
 #define EVP_F_AES_INIT_KEY				 133
 #define EVP_F_CAMELLIA_INIT_KEY				 159
 #define EVP_F_D2I_PKEY					 100
+#define EVP_F_DO_SIGVER_INIT				 161
 #define EVP_F_DSAPKEY2PKCS8				 134
 #define EVP_F_DSA_PKEY2PKCS8				 135
 #define EVP_F_ECDSA_PKEY2PKCS8				 129
@@ -1249,6 +1252,7 @@ void ERR_load_EVP_strings(void);
 #define EVP_R_METHOD_NOT_SUPPORTED			 144
 #define EVP_R_MISSING_PARAMETERS			 103
 #define EVP_R_NO_CIPHER_SET				 131
+#define EVP_R_NO_DEFAULT_DIGEST				 158
 #define EVP_R_NO_DIGEST_SET				 139
 #define EVP_R_NO_DSA_PARAMETERS				 116
 #define EVP_R_NO_KEY_SET				 154
@@ -1273,7 +1277,6 @@ void ERR_load_EVP_strings(void);
 #define EVP_R_UNSUPPORTED_SALT_TYPE			 126
 #define EVP_R_WRONG_FINAL_BLOCK_LENGTH			 109
 #define EVP_R_WRONG_PUBLIC_KEY_TYPE			 110
-#define EVP_R_SEED_KEY_SETUP_FAILED			 162
 
 #ifdef  __cplusplus
 }
diff --git a/crypto/evp/evp_err.c b/crypto/evp/evp_err.c
index a93056828e..25a8ad7cdc 100644
--- a/crypto/evp/evp_err.c
+++ b/crypto/evp/evp_err.c
@@ -1,6 +1,6 @@
 /* crypto/evp/evp_err.c */
 /* ====================================================================
- * Copyright (c) 1999-2006 The OpenSSL Project.  All rights reserved.
+ * Copyright (c) 1999-2007 The OpenSSL Project.  All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -73,6 +73,7 @@ static ERR_STRING_DATA EVP_str_functs[]=
 {ERR_FUNC(EVP_F_AES_INIT_KEY),	"AES_INIT_KEY"},
 {ERR_FUNC(EVP_F_CAMELLIA_INIT_KEY),	"CAMELLIA_INIT_KEY"},
 {ERR_FUNC(EVP_F_D2I_PKEY),	"D2I_PKEY"},
+{ERR_FUNC(EVP_F_DO_SIGVER_INIT),	"DO_SIGVER_INIT"},
 {ERR_FUNC(EVP_F_DSAPKEY2PKCS8),	"DSAPKEY2PKCS8"},
 {ERR_FUNC(EVP_F_DSA_PKEY2PKCS8),	"DSA_PKEY2PKCS8"},
 {ERR_FUNC(EVP_F_ECDSA_PKEY2PKCS8),	"ECDSA_PKEY2PKCS8"},
@@ -169,6 +170,7 @@ static ERR_STRING_DATA EVP_str_reasons[]=
 {ERR_REASON(EVP_R_METHOD_NOT_SUPPORTED)  ,"method not supported"},
 {ERR_REASON(EVP_R_MISSING_PARAMETERS)    ,"missing parameters"},
 {ERR_REASON(EVP_R_NO_CIPHER_SET)         ,"no cipher set"},
+{ERR_REASON(EVP_R_NO_DEFAULT_DIGEST)     ,"no default digest"},
 {ERR_REASON(EVP_R_NO_DIGEST_SET)         ,"no digest set"},
 {ERR_REASON(EVP_R_NO_DSA_PARAMETERS)     ,"no dsa parameters"},
 {ERR_REASON(EVP_R_NO_KEY_SET)            ,"no key set"},
diff --git a/crypto/evp/m_sigver.c b/crypto/evp/m_sigver.c
index 8fdfe61b3f..e12f85f69f 100644
--- a/crypto/evp/m_sigver.c
+++ b/crypto/evp/m_sigver.c
@@ -71,6 +71,20 @@ static int do_sigver_init(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
 		ctx->pctx = EVP_PKEY_CTX_new(pkey, e);
 	if (ctx->pctx == NULL)
 		return 0;
+
+	if (type == NULL)
+		{
+		int def_nid;
+		if (EVP_PKEY_get_default_digest_nid(pkey, &def_nid) > 0)
+			type = EVP_get_digestbynid(def_nid);
+		}
+
+	if (type == NULL)
+		{
+		EVPerr(EVP_F_DO_SIGVER_INIT, EVP_R_NO_DEFAULT_DIGEST);
+		return 0;
+		}
+
 	if (ver)
 		{
 		if (ctx->pctx->pmeth->verifyctx_init)