Make it possible to set a time for verification.
authorBen Laurie <ben@openssl.org>
Tue, 13 Dec 2011 14:38:12 +0000 (14:38 +0000)
committerBen Laurie <ben@openssl.org>
Tue, 13 Dec 2011 14:38:12 +0000 (14:38 +0000)
CHANGES
apps/verify.c

diff --git a/CHANGES b/CHANGES
index 96b9556..d6ad39f 100644 (file)
--- a/CHANGES
+++ b/CHANGES
   *) Add SRP support.
      [Tom Wu <tjw@cs.stanford.edu> and Ben Laurie]
 
+  *) Add -attime option to openssl verify.
+     [Peter Eckersley <pde@eff.org> and Ben Laurie]
+
   *) Add functions to copy EVP_PKEY_METHOD and retrieve flags and id.
      [Steve Henson]
 
index 4fd6b19..abb6ab3 100644 (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, time_t at_time);
 static int v_verbose=0, vflags = 0;
 
 int MAIN(int, char **);
@@ -83,6 +83,9 @@ int MAIN(int argc, char **argv)
        int i,ret=1, badarg = 0;
        char *CApath=NULL,*CAfile=NULL;
        char *untfile = NULL, *trustfile = NULL, *crlfile = NULL;
+       char *checktime_string = NULL;
+       long int timestamp;
+       time_t t = 0;
        STACK_OF(X509) *untrusted = NULL, *trusted = NULL;
        STACK_OF(X509_CRL) *crls = NULL;
        X509_STORE *cert_ctx=NULL;
@@ -145,6 +148,11 @@ int MAIN(int argc, char **argv)
                                if (argc-- < 1) goto end;
                                crlfile= *(++argv);
                                }
+                       else if (strcmp(*argv,"-attime") == 0)
+                               {
+                               if (argc-- < 1) goto end;
+                               checktime_string= *(++argv);
+                               }
 #ifndef OPENSSL_NO_ENGINE
                        else if (strcmp(*argv,"-engine") == 0)
                                {
@@ -222,14 +230,28 @@ int MAIN(int argc, char **argv)
                        goto end;
                }
 
-       if (argc < 1) check(cert_ctx, NULL, untrusted, trusted, crls, e);
+       if(checktime_string)
+               {
+               /* interpret the -attime argument as seconds since Epoch */
+               if (sscanf(checktime_string, "%li", &timestamp) != 1)
+                       {
+                       BIO_printf(bio_err, "Error parsing timestamp %s\n",
+                                          checktime_string);
+                       ERR_print_errors(bio_err);
+                       goto end;
+                       }
+               t = (time_t) timestamp;  /* on some platforms time_t may be a float */
+               }
+
+       if (argc < 1) check(cert_ctx, NULL, untrusted, trusted, crls, e, t);
        else
                for (i=0; i<argc; i++)
-                       check(cert_ctx,argv[i], untrusted, trusted, crls, e);
+                       check(cert_ctx,argv[i], untrusted, trusted, crls, e, t);
        ret=0;
 end:
        if (ret == 1) {
                BIO_printf(bio_err,"usage: verify [-verbose] [-CApath path] [-CAfile file] [-purpose purpose] [-crl_check]");
+               BIO_printf(bio_err," [-attime timestamp]");
 #ifndef OPENSSL_NO_ENGINE
                BIO_printf(bio_err," [-engine e]");
 #endif
@@ -266,7 +288,7 @@ 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, time_t at_time)
        {
        X509 *x=NULL;
        int i=0,ret=0;
@@ -292,6 +314,9 @@ static int check(X509_STORE *ctx, char *file,
        if(tchain) X509_STORE_CTX_trusted_stack(csc, tchain);
        if (crls)
                X509_STORE_CTX_set0_crls(csc, crls);
+       if (at_time) 
+               X509_STORE_CTX_set_time(csc, 0, at_time);
+
        i=X509_verify_cert(csc);
        X509_STORE_CTX_free(csc);