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author | marha <marha@users.sourceforge.net> | 2012-04-10 11:54:31 +0200 |
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committer | marha <marha@users.sourceforge.net> | 2012-04-10 11:54:31 +0200 |
commit | 5564e91e3cf4ba5cb2fbebbc2d63d18f588016b8 (patch) | |
tree | c800a66664ea3af61eb13928db45a26275930b0b /openssl/crypto/asn1/a_verify.c | |
parent | d79e641dea89c0d5d651b11971c4c9e14df34629 (diff) | |
parent | 67326634496ef21b4acbf4cef2f05040d34aef9b (diff) | |
download | vcxsrv-5564e91e3cf4ba5cb2fbebbc2d63d18f588016b8.tar.gz vcxsrv-5564e91e3cf4ba5cb2fbebbc2d63d18f588016b8.tar.bz2 vcxsrv-5564e91e3cf4ba5cb2fbebbc2d63d18f588016b8.zip |
Merge remote-tracking branch 'origin/released'
Conflicts:
openssl/Configure
openssl/Makefile
openssl/crypto/opensslconf.h
openssl/util/mk1mf.pl
openssl/util/pl/VC-32.pl
Diffstat (limited to 'openssl/crypto/asn1/a_verify.c')
-rw-r--r-- | openssl/crypto/asn1/a_verify.c | 77 |
1 files changed, 54 insertions, 23 deletions
diff --git a/openssl/crypto/asn1/a_verify.c b/openssl/crypto/asn1/a_verify.c index cecdb13c7..432722e40 100644 --- a/openssl/crypto/asn1/a_verify.c +++ b/openssl/crypto/asn1/a_verify.c @@ -101,8 +101,13 @@ int ASN1_verify(i2d_of_void *i2d, X509_ALGOR *a, ASN1_BIT_STRING *signature, p=buf_in; i2d(data,&p); - EVP_VerifyInit_ex(&ctx,type, NULL); - EVP_VerifyUpdate(&ctx,(unsigned char *)buf_in,inl); + if (!EVP_VerifyInit_ex(&ctx,type, NULL) + || !EVP_VerifyUpdate(&ctx,(unsigned char *)buf_in,inl)) + { + ASN1err(ASN1_F_ASN1_VERIFY,ERR_R_EVP_LIB); + ret=0; + goto err; + } OPENSSL_cleanse(buf_in,(unsigned int)inl); OPENSSL_free(buf_in); @@ -126,11 +131,10 @@ err: #endif -int ASN1_item_verify(const ASN1_ITEM *it, X509_ALGOR *a, ASN1_BIT_STRING *signature, - void *asn, EVP_PKEY *pkey) +int ASN1_item_verify(const ASN1_ITEM *it, X509_ALGOR *a, + ASN1_BIT_STRING *signature, void *asn, EVP_PKEY *pkey) { EVP_MD_CTX ctx; - const EVP_MD *type = NULL; unsigned char *buf_in=NULL; int ret= -1,inl; @@ -144,25 +148,47 @@ int ASN1_item_verify(const ASN1_ITEM *it, X509_ALGOR *a, ASN1_BIT_STRING *signat ASN1err(ASN1_F_ASN1_ITEM_VERIFY,ASN1_R_UNKNOWN_SIGNATURE_ALGORITHM); goto err; } - type=EVP_get_digestbynid(mdnid); - if (type == NULL) + if (mdnid == NID_undef) { - ASN1err(ASN1_F_ASN1_ITEM_VERIFY,ASN1_R_UNKNOWN_MESSAGE_DIGEST_ALGORITHM); - goto err; + if (!pkey->ameth || !pkey->ameth->item_verify) + { + ASN1err(ASN1_F_ASN1_ITEM_VERIFY,ASN1_R_UNKNOWN_SIGNATURE_ALGORITHM); + goto err; + } + ret = pkey->ameth->item_verify(&ctx, it, asn, a, + signature, pkey); + /* Return value of 2 means carry on, anything else means we + * exit straight away: either a fatal error of the underlying + * verification routine handles all verification. + */ + if (ret != 2) + goto err; + ret = -1; } - - /* Check public key OID matches public key type */ - if (EVP_PKEY_type(pknid) != pkey->ameth->pkey_id) + else { - ASN1err(ASN1_F_ASN1_ITEM_VERIFY,ASN1_R_WRONG_PUBLIC_KEY_TYPE); - goto err; - } + const EVP_MD *type; + type=EVP_get_digestbynid(mdnid); + if (type == NULL) + { + ASN1err(ASN1_F_ASN1_ITEM_VERIFY,ASN1_R_UNKNOWN_MESSAGE_DIGEST_ALGORITHM); + goto err; + } + + /* Check public key OID matches public key type */ + if (EVP_PKEY_type(pknid) != pkey->ameth->pkey_id) + { + ASN1err(ASN1_F_ASN1_ITEM_VERIFY,ASN1_R_WRONG_PUBLIC_KEY_TYPE); + goto err; + } + + if (!EVP_DigestVerifyInit(&ctx, NULL, type, NULL, pkey)) + { + ASN1err(ASN1_F_ASN1_ITEM_VERIFY,ERR_R_EVP_LIB); + ret=0; + goto err; + } - if (!EVP_VerifyInit_ex(&ctx,type, NULL)) - { - ASN1err(ASN1_F_ASN1_ITEM_VERIFY,ERR_R_EVP_LIB); - ret=0; - goto err; } inl = ASN1_item_i2d(asn, &buf_in, it); @@ -173,13 +199,18 @@ int ASN1_item_verify(const ASN1_ITEM *it, X509_ALGOR *a, ASN1_BIT_STRING *signat goto err; } - EVP_VerifyUpdate(&ctx,(unsigned char *)buf_in,inl); + if (!EVP_DigestVerifyUpdate(&ctx,buf_in,inl)) + { + ASN1err(ASN1_F_ASN1_ITEM_VERIFY,ERR_R_EVP_LIB); + ret=0; + goto err; + } OPENSSL_cleanse(buf_in,(unsigned int)inl); OPENSSL_free(buf_in); - if (EVP_VerifyFinal(&ctx,(unsigned char *)signature->data, - (unsigned int)signature->length,pkey) <= 0) + if (EVP_DigestVerifyFinal(&ctx,signature->data, + (size_t)signature->length) <= 0) { ASN1err(ASN1_F_ASN1_ITEM_VERIFY,ERR_R_EVP_LIB); ret=0; |