Docs for "G" modifier on numbers in ${if comparisons.

[users/heiko/exim.git] / test / src / client.c

diff --git a/test/src/client.c b/test/src/client.c
index 0a21594724af1e2bbf114681edb79aed7b378fac..58ab56d4ce40dd5801c8fff802c17f5ab668f7e0 100644 (file)
--- a/test/src/client.c
+++ b/test/src/client.c
@@ -1,5 +1,3 @@
-/* $Cambridge: exim/test/src/client.c,v 1.1 2006/02/06 16:24:05 ph10 Exp $ */
-
 /* A little hacked up program that makes a TCP/IP call and reads a script to
 drive it, for testing Exim server code running as a daemon. It's got a bit
 messy with the addition of support for either OpenSSL or GnuTLS. The code for
@@ -77,11 +75,9 @@ latter needs a whole pile of tables. */
 #include <gnutls/x509.h>
 
 #define DH_BITS      768
-#define RSA_BITS     512
 
 /* Local static variables for GNUTLS */
 
-static gnutls_rsa_params rsa_params = NULL;
 static gnutls_dh_params dh_params = NULL;
 
 static gnutls_certificate_credentials_t x509_cred = NULL;
@@ -97,7 +93,6 @@ static const int kx_priority[16] = {
   GNUTLS_KX_RSA,
   GNUTLS_KX_DHE_DSS,
   GNUTLS_KX_DHE_RSA,
-  GNUTLS_KX_RSA_EXPORT,
   0 };
 
 static int default_cipher_priority[16] = {
@@ -225,7 +220,7 @@ Returns:    doesn't - it dies
 static void
 gnutls_error(uschar *prefix, int err)
 {
-fprintf(stderr, "GnuTLS connection error:%s", prefix);
+fprintf(stderr, "GnuTLS connection error: %s:", prefix);
 if (err != 0) fprintf(stderr, " %s", gnutls_strerror(err));
 fprintf(stderr, "\n");
 exit(1);
@@ -234,14 +229,14 @@ exit(1);
 
 
 /*************************************************
-*          Setup up RSA and DH parameters        *
+*             Setup up DH parameters             *
 *************************************************/
 
 /* For the test suite, the parameters should always be available in the spool
 directory. */
 
 static void
-init_rsa_dh(void)
+init_dh(void)
 {
 int fd;
 int ret;
@@ -251,17 +246,11 @@ struct stat statbuf;
 
 /* Initialize the data structures for holding the parameters */
 
-ret = gnutls_rsa_params_init(&rsa_params);
-if (ret < 0) gnutls_error(US"init rsa_params", ret);
-
 ret = gnutls_dh_params_init(&dh_params);
 if (ret < 0) gnutls_error(US"init dh_params", ret);
 
 /* Open the cache file for reading and if successful, read it and set up the
-parameters. If we can't set up the RSA parameters, assume that we are dealing
-with an old-style cache file that is in another format, and fall through to
-compute new values. However, if we correctly get RSA parameters, a failure to
-set up D-H parameters is treated as an error. */
+parameters. */
 
 fd = open("aux-fixed/gnutls-params", O_RDONLY, 0);
 if (fd < 0)
@@ -284,8 +273,6 @@ if (read(fd, m.data, m.size) != m.size)
   return gnutls_error(US"TLS cache read failed", 0);
 (void)close(fd);
 
-ret = gnutls_rsa_params_import_pkcs1(rsa_params, &m, GNUTLS_X509_FMT_PEM);
-if (ret < 0) return gnutls_error(US"RSA params import", ret);
 ret = gnutls_dh_params_import_pkcs3(dh_params, &m, GNUTLS_X509_FMT_PEM);
 if (ret < 0) return gnutls_error(US"DH params import", ret);
 free(m.data);
@@ -312,9 +299,9 @@ int rc;
 rc = gnutls_global_init();
 if (rc < 0) gnutls_error(US"gnutls_global_init", rc);
 
-/* Read RSA and D-H parameters from the cache file. */
+/* Read D-H parameters from the cache file. */
 
-init_rsa_dh();
+init_dh();
 
 /* Create the credentials structure */
 
@@ -333,7 +320,6 @@ if (certificate != NULL)
 /* Associate the parameters with the x509 credentials structure. */
 
 gnutls_certificate_set_dh_params(x509_cred, dh_params);
-gnutls_certificate_set_rsa_export_params(x509_cred, rsa_params);
 }
 
 
@@ -375,13 +361,14 @@ return session;
 *                 Main Program                   *
 *************************************************/
 
-/* Usage: client
-          <IP address>
-          <port>
-          [<outgoing interface>]
-          [<cert file>]
-          [<key file>]
-*/
+const char * const HELP_MESSAGE = "\n\
+Usage: client\n\
+          <IP address>\n\
+          <port>\n\
+          [<outgoing interface>]\n\
+          [<cert file>]\n\
+          [<key file>]\n\
+\n";
 
 int main(int argc, char **argv)
 {
@@ -391,12 +378,14 @@ char *interface = NULL;
 char *address = NULL;
 char *certfile = NULL;
 char *keyfile = NULL;
+char *end = NULL;
 int argi = 1;
 int host_af, port, s_len, rc, sock, save_errno;
 int timeout = 1;
 int tls_active = 0;
 int sent_starttls = 0;
 int tls_on_connect = 0;
+long tmplong;
 
 #if HAVE_IPV6
 struct sockaddr_in6 s_in6;
@@ -417,6 +406,13 @@ unsigned char *inptr = inbuffer;
 
 while (argc >= argi + 1 && argv[argi][0] == '-')
   {
+  if (strcmp(argv[argi], "-help") == 0 ||
+      strcmp(argv[argi], "--help") == 0 ||
+      strcmp(argv[argi], "-h") == 0)
+    {
+    printf(HELP_MESSAGE);
+    exit(0);
+    }
   if (strcmp(argv[argi], "-tls-on-connect") == 0)
     {
     tls_on_connect = 1;
@@ -424,12 +420,30 @@ while (argc >= argi + 1 && argv[argi][0] == '-')
     }
   else if (argv[argi][1] == 't' && isdigit(argv[argi][2]))
     {
-    timeout = atoi(argv[argi]+1);
+    tmplong = strtol(argv[argi]+2, &end, 10);
+    if (end == argv[argi]+2 || *end)
+      {
+      fprintf(stderr, "Failed to parse seconds from option <%s>\n",
+        argv[argi]);
+      exit(1);
+      }
+    if (tmplong > 10000L)
+      {
+      fprintf(stderr, "Unreasonably long wait of %d seconds requested\n",
+        tmplong);
+      exit(1);
+      }
+    if (tmplong < 0L)
+      {
+      fprintf(stderr, "Timeout must not be negative (%d)\n", tmplong);
+      exit(1);
+      }
+    timeout = (int) tmplong;
     argi++;
     }
   else
     {
-    printf("Unrecognized option %s\n", argv[argi]);
+    fprintf(stderr, "Unrecognized option %s\n", argv[argi]);
     exit(1);
     }
   }
@@ -438,7 +452,7 @@ while (argc >= argi + 1 && argv[argi][0] == '-')
 
 if (argc < argi+1)
   {
-  printf("No IP address given\n");
+  fprintf(stderr, "No IP address given\n");
   exit(1);
   }
 
@@ -449,7 +463,7 @@ host_af = (strchr(address, ':') != NULL)? AF_INET6 : AF_INET;
 
 if (argc < argi+1)
   {
-  printf("No port number given\n");
+  fprintf(stderr, "No port number given\n");
   exit(1);
   }