#include <openssl/bio.h>
#include <openssl/err.h>
#include <openssl/x509.h>
+#include <openssl/x509v3.h>
#include <openssl/pem.h>
+#include <openssl/engine.h>
#undef PROG
#define PROG verify_main
static int MS_CALLBACK cb(int ok, X509_STORE_CTX *ctx);
-static int check(X509_STORE *ctx,char *file);
-static int v_verbose=0;
+static int check(X509_STORE *ctx, char *file, STACK_OF(X509) *uchain, STACK_OF(X509) *tchain, int purpose);
+static STACK_OF(X509) *load_untrusted(char *file);
+static int v_verbose=0, issuer_checks = 0;
+
+int MAIN(int, char **);
int MAIN(int argc, char **argv)
{
+ ENGINE *e = NULL;
int i,ret=1;
+ int purpose = -1;
char *CApath=NULL,*CAfile=NULL;
+ char *untfile = NULL, *trustfile = NULL;
+ STACK_OF(X509) *untrusted = NULL, *trusted = NULL;
X509_STORE *cert_ctx=NULL;
X509_LOOKUP *lookup=NULL;
+ char *engine=NULL;
cert_ctx=X509_STORE_new();
if (cert_ctx == NULL) goto end;
if (argc-- < 1) goto end;
CAfile= *(++argv);
}
+ else if (strcmp(*argv,"-purpose") == 0)
+ {
+ X509_PURPOSE *xptmp;
+ if (argc-- < 1) goto end;
+ i = X509_PURPOSE_get_by_sname(*(++argv));
+ if(i < 0)
+ {
+ BIO_printf(bio_err, "unrecognized purpose\n");
+ goto end;
+ }
+ xptmp = X509_PURPOSE_get0(i);
+ purpose = X509_PURPOSE_get_id(xptmp);
+ }
+ else if (strcmp(*argv,"-untrusted") == 0)
+ {
+ if (argc-- < 1) goto end;
+ untfile= *(++argv);
+ }
+ else if (strcmp(*argv,"-trusted") == 0)
+ {
+ if (argc-- < 1) goto end;
+ trustfile= *(++argv);
+ }
+ else if (strcmp(*argv,"-engine") == 0)
+ {
+ if (--argc < 1) goto end;
+ engine= *(++argv);
+ }
else if (strcmp(*argv,"-help") == 0)
goto end;
+ else if (strcmp(*argv,"-issuer_checks") == 0)
+ issuer_checks=1;
else if (strcmp(*argv,"-verbose") == 0)
v_verbose=1;
else if (argv[0][0] == '-')
break;
}
+ if (engine != NULL)
+ {
+ if((e = ENGINE_by_id(engine)) == NULL)
+ {
+ BIO_printf(bio_err,"invalid engine \"%s\"\n",
+ engine);
+ goto end;
+ }
+ if(!ENGINE_set_default(e, ENGINE_METHOD_ALL))
+ {
+ BIO_printf(bio_err,"can't use that engine\n");
+ goto end;
+ }
+ BIO_printf(bio_err,"engine \"%s\" set.\n", engine);
+ /* Free our "structural" reference. */
+ ENGINE_free(e);
+ }
+
lookup=X509_STORE_add_lookup(cert_ctx,X509_LOOKUP_file());
if (lookup == NULL) abort();
- if (!X509_LOOKUP_load_file(lookup,CAfile,X509_FILETYPE_PEM))
- X509_LOOKUP_load_file(lookup,NULL,X509_FILETYPE_DEFAULT);
+ if (CAfile) {
+ i=X509_LOOKUP_load_file(lookup,CAfile,X509_FILETYPE_PEM);
+ if(!i) {
+ BIO_printf(bio_err, "Error loading file %s\n", CAfile);
+ ERR_print_errors(bio_err);
+ goto end;
+ }
+ } else X509_LOOKUP_load_file(lookup,NULL,X509_FILETYPE_DEFAULT);
lookup=X509_STORE_add_lookup(cert_ctx,X509_LOOKUP_hash_dir());
if (lookup == NULL) abort();
- if (!X509_LOOKUP_add_dir(lookup,CApath,X509_FILETYPE_PEM))
- X509_LOOKUP_add_dir(lookup,NULL,X509_FILETYPE_DEFAULT);
-
+ if (CApath) {
+ i=X509_LOOKUP_add_dir(lookup,CApath,X509_FILETYPE_PEM);
+ if(!i) {
+ BIO_printf(bio_err, "Error loading directory %s\n", CApath);
+ ERR_print_errors(bio_err);
+ goto end;
+ }
+ } else X509_LOOKUP_add_dir(lookup,NULL,X509_FILETYPE_DEFAULT);
ERR_clear_error();
- if (argc < 1) check(cert_ctx,NULL);
+
+ if(untfile) {
+ if(!(untrusted = load_untrusted(untfile))) {
+ BIO_printf(bio_err, "Error loading untrusted file %s\n", untfile);
+ ERR_print_errors(bio_err);
+ goto end;
+ }
+ }
+
+ if(trustfile) {
+ if(!(trusted = load_untrusted(trustfile))) {
+ BIO_printf(bio_err, "Error loading untrusted file %s\n", trustfile);
+ ERR_print_errors(bio_err);
+ goto end;
+ }
+ }
+
+ if (argc < 1) check(cert_ctx, NULL, untrusted, trusted, purpose);
else
for (i=0; i<argc; i++)
- check(cert_ctx,argv[i]);
+ check(cert_ctx,argv[i], untrusted, trusted, purpose);
ret=0;
end:
- if (ret == 1)
- BIO_printf(bio_err,"usage: verify [-verbose] [-CApath path] [-CAfile file] cert1 cert2 ...\n");
+ if (ret == 1) {
+ BIO_printf(bio_err,"usage: verify [-verbose] [-CApath path] [-CAfile file] [-purpose purpose] [-engine e] cert1 cert2 ...\n");
+ BIO_printf(bio_err,"recognized usages:\n");
+ for(i = 0; i < X509_PURPOSE_get_count(); i++) {
+ X509_PURPOSE *ptmp;
+ ptmp = X509_PURPOSE_get0(i);
+ BIO_printf(bio_err, "\t%-10s\t%s\n", X509_PURPOSE_get0_sname(ptmp),
+ X509_PURPOSE_get0_name(ptmp));
+ }
+ }
if (cert_ctx != NULL) X509_STORE_free(cert_ctx);
+ sk_X509_pop_free(untrusted, X509_free);
+ sk_X509_pop_free(trusted, X509_free);
EXIT(ret);
}
-static int check(X509_STORE *ctx, char *file)
+static int check(X509_STORE *ctx, char *file, STACK_OF(X509) *uchain, STACK_OF(X509) *tchain, int purpose)
{
X509 *x=NULL;
BIO *in=NULL;
int i=0,ret=0;
- X509_STORE_CTX csc;
+ X509_STORE_CTX *csc;
in=BIO_new(BIO_s_file());
if (in == NULL)
}
fprintf(stdout,"%s: ",(file == NULL)?"stdin":file);
- X509_STORE_CTX_init(&csc,ctx,x,NULL);
- i=X509_verify_cert(&csc);
- X509_STORE_CTX_cleanup(&csc);
+ csc = X509_STORE_CTX_new();
+ if (csc == NULL)
+ {
+ ERR_print_errors(bio_err);
+ goto end;
+ }
+ X509_STORE_CTX_init(csc,ctx,x,uchain);
+ if(tchain) X509_STORE_CTX_trusted_stack(csc, tchain);
+ if(purpose >= 0) X509_STORE_CTX_set_purpose(csc, purpose);
+ if(issuer_checks)
+ X509_STORE_CTX_set_flags(csc, X509_V_FLAG_CB_ISSUER_CHECK);
+ i=X509_verify_cert(csc);
+ X509_STORE_CTX_free(csc);
ret=0;
end:
return(ret);
}
+static STACK_OF(X509) *load_untrusted(char *certfile)
+{
+ STACK_OF(X509_INFO) *sk=NULL;
+ STACK_OF(X509) *stack=NULL, *ret=NULL;
+ BIO *in=NULL;
+ X509_INFO *xi;
+
+ if(!(stack = sk_X509_new_null())) {
+ BIO_printf(bio_err,"memory allocation failure\n");
+ goto end;
+ }
+
+ if(!(in=BIO_new_file(certfile, "r"))) {
+ BIO_printf(bio_err,"error opening the file, %s\n",certfile);
+ goto end;
+ }
+
+ /* This loads from a file, a stack of x509/crl/pkey sets */
+ if(!(sk=PEM_X509_INFO_read_bio(in,NULL,NULL,NULL))) {
+ BIO_printf(bio_err,"error reading the file, %s\n",certfile);
+ goto end;
+ }
+
+ /* scan over it and pull out the certs */
+ while (sk_X509_INFO_num(sk))
+ {
+ xi=sk_X509_INFO_shift(sk);
+ if (xi->x509 != NULL)
+ {
+ sk_X509_push(stack,xi->x509);
+ xi->x509=NULL;
+ }
+ X509_INFO_free(xi);
+ }
+ if(!sk_X509_num(stack)) {
+ BIO_printf(bio_err,"no certificates in file, %s\n",certfile);
+ sk_X509_free(stack);
+ goto end;
+ }
+ ret=stack;
+end:
+ BIO_free(in);
+ sk_X509_INFO_free(sk);
+ return(ret);
+ }
+
static int MS_CALLBACK cb(int ok, X509_STORE_CTX *ctx)
{
char buf[256];
* the user.
*/
if (ctx->error == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT) ok=1;
+ /* Continue after extension errors too */
+ if (ctx->error == X509_V_ERR_INVALID_CA) ok=1;
+ if (ctx->error == X509_V_ERR_PATH_LENGTH_EXCEEDED) ok=1;
+ if (ctx->error == X509_V_ERR_INVALID_PURPOSE) ok=1;
+ if (ctx->error == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT) ok=1;
}
if (!v_verbose)
ERR_clear_error();