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Print failed certificate chain retrieved from the signature

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olszomal 2024-02-15 12:27:40 +01:00 committed by Michał Trojnara
parent dac68a3a4d
commit 7a02d51a83
1 changed files with 26 additions and 3 deletions
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29
osslsigncode.c
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@ -1295,6 +1295,8 @@ static void print_cert(X509 *cert, int i)
char *subject, *issuer, *serial;
BIGNUM *serialbn;
if (!cert)
return;
subject = X509_NAME_oneline(X509_get_subject_name(cert), NULL, 0);
issuer = X509_NAME_oneline(X509_get_issuer_name(cert), NULL, 0);
serialbn = ASN1_INTEGER_to_BN(X509_get_serialNumber(cert), NULL);
@ -1314,6 +1316,19 @@ static void print_cert(X509 *cert, int i)
OPENSSL_free(serial);
}
/*
* [in] certs: X509 certificate chain
* [returns] none
*/
static void print_certs_chain(STACK_OF(X509) *certs)
{
int i;
for (i=0; i<sk_X509_num(certs); i++) {
print_cert(sk_X509_value(certs, i), i);
}
}
/*
* [in] txt, list
* [returns] 0 on error or 1 on success
@ -1515,7 +1530,7 @@ static int verify_crl(char *cafile, char *crlfile, STACK_OF(X509_CRL) *crls,
if (crls)
X509_STORE_CTX_set0_crls(ctx, crls);
printf("\nCertificate Revocation List verified by:\n");
printf("\nCertificate Revocation List verified using:\n");
if (X509_verify_cert(ctx) <= 0) {
int error = X509_STORE_CTX_get_error(ctx);
printf("\nX509_verify_cert: certificate verify error: %s\n",
@ -1757,10 +1772,16 @@ static int verify_timestamp(FILE_FORMAT_CTX *ctx, PKCS7 *p7, CMS_ContentInfo *ti
}
/* verify a CMS SignedData structure */
printf("\nTimestamp verified by:\n");
printf("\nTimestamp verified using:\n");
if (!CMS_verify(timestamp, NULL, store, 0, NULL, 0)) {
STACK_OF(X509) *cms_certs;
printf("\nCMS_verify error\n");
X509_STORE_free(store);
printf("\nFailed timestamp certificate chain retrieved from the signature:\n");
cms_certs = CMS_get1_certs(timestamp);
print_certs_chain(cms_certs);
sk_X509_pop_free(cms_certs, X509_free);
goto out;
}
X509_STORE_free(store);
@ -1875,7 +1896,7 @@ static int verify_authenticode(FILE_FORMAT_CTX *ctx, PKCS7 *p7, time_t time, X50
bio = BIO_new_mem_buf(p7->d.sign->contents->d.other->value.sequence->data,
p7->d.sign->contents->d.other->value.sequence->length);
}
printf("Signing Certificate Chain:\n");
printf("Signing certificate chain verified using:\n");
/*
* In the PKCS7_verify() function, the BIO *indata parameter refers to
* the signed data if the content is detached from p7.
@ -1887,6 +1908,8 @@ static int verify_authenticode(FILE_FORMAT_CTX *ctx, PKCS7 *p7, time_t time, X50
printf("\nPKCS7_verify error\n");
X509_STORE_free(store);
BIO_free(bio);
printf("\nFailed signing certificate chain retrieved from the signature:\n");
print_certs_chain(p7->d.sign->cert);
goto out;
}
X509_STORE_free(store);