Add -show_chain option to print out verified chain.

This commit is contained in:
Dr. Stephen Henson 2014-02-25 14:05:22 +00:00
parent a4cc3c8041
commit 86a2f966d0

View file

@ -72,7 +72,7 @@
static int MS_CALLBACK cb(int ok, X509_STORE_CTX *ctx);
static int check(X509_STORE *ctx, char *file,
STACK_OF(X509) *uchain, STACK_OF(X509) *tchain,
STACK_OF(X509_CRL) *crls, ENGINE *e);
STACK_OF(X509_CRL) *crls, ENGINE *e, int show_chain);
static int v_verbose=0, vflags = 0;
int MAIN(int, char **);
@ -88,7 +88,7 @@ int MAIN(int argc, char **argv)
X509_STORE *cert_ctx=NULL;
X509_LOOKUP *lookup=NULL;
X509_VERIFY_PARAM *vpm = NULL;
int crl_download = 0;
int crl_download = 0, show_chain = 0;
#ifndef OPENSSL_NO_ENGINE
char *engine=NULL;
#endif
@ -148,6 +148,8 @@ int MAIN(int argc, char **argv)
}
else if (strcmp(*argv,"-crl_download") == 0)
crl_download = 1;
else if (strcmp(*argv,"-show_chain") == 0)
show_chain = 1;
#ifndef OPENSSL_NO_ENGINE
else if (strcmp(*argv,"-engine") == 0)
{
@ -231,13 +233,13 @@ int MAIN(int argc, char **argv)
ret=0;
if (argc < 1)
{
if (1 != check(cert_ctx, NULL, untrusted, trusted, crls, e))
if (1 != check(cert_ctx, NULL, untrusted, trusted, crls, e, show_chain))
ret=-1;
}
else
{
for (i=0; i<argc; i++)
if (1 != check(cert_ctx,argv[i], untrusted, trusted, crls, e))
if (1 != check(cert_ctx,argv[i], untrusted, trusted, crls, e, show_chain))
ret=-1;
}
@ -280,11 +282,12 @@ end:
static int check(X509_STORE *ctx, char *file,
STACK_OF(X509) *uchain, STACK_OF(X509) *tchain,
STACK_OF(X509_CRL) *crls, ENGINE *e)
STACK_OF(X509_CRL) *crls, ENGINE *e, int show_chain)
{
X509 *x=NULL;
int i=0,ret=0;
X509_STORE_CTX *csc;
STACK_OF(X509) *chain = NULL;
x = load_cert(bio_err, file, FORMAT_PEM, NULL, e, "certificate file");
if (x == NULL)
@ -307,6 +310,8 @@ static int check(X509_STORE *ctx, char *file,
if (crls)
X509_STORE_CTX_set0_crls(csc, crls);
i=X509_verify_cert(csc);
if (i > 0 && show_chain)
chain = X509_STORE_CTX_get1_chain(csc);
X509_STORE_CTX_free(csc);
ret=0;
@ -318,6 +323,20 @@ end:
}
else
ERR_print_errors(bio_err);
if (chain)
{
printf("Chain:\n");
for (i = 0; i < sk_X509_num(chain); i++)
{
X509 *cert = sk_X509_value(chain, i);
printf("depth=%d: ", i);
X509_NAME_print_ex_fp(stdout,
X509_get_subject_name(cert),
0, XN_FLAG_ONELINE);
printf("\n");
}
sk_X509_pop_free(chain, X509_free);
}
if (x != NULL) X509_free(x);
return(ret);