Fix GCC warnings.

[wget] / src / gnutls.c

diff --git a/src/gnutls.c b/src/gnutls.c
index 4f38aca1d9c43ed302159d3ecf29c0e8f44fe29b..db9241678c45bf58d7662028112d9fe0526fe1a0 100644 (file)
--- a/src/gnutls.c
+++ b/src/gnutls.c
@@ -40,7 +40,7 @@ as that of the covered work.  */
 
 #include <gnutls/gnutls.h>
 #include <gnutls/x509.h>
-#include <fcntl.h>
+#include <sys/ioctl.h>
 
 #include "utils.h"
 #include "connect.h"
@@ -66,6 +66,8 @@ ssl_init ()
 
   gnutls_global_init ();
   gnutls_certificate_allocate_credentials (&credentials);
+  gnutls_certificate_set_verify_flags(credentials,
+                                      GNUTLS_VERIFY_ALLOW_X509_V1_CA_CRT);
 
   ca_directory = opt.ca_directory ? opt.ca_directory : "/etc/ssl/certs";
 
@@ -140,7 +142,7 @@ wgnutls_read (int fd, char *buf, int bufsize, void *arg)
 
   do
     ret = gnutls_record_recv (ctx->session, buf, bufsize);
-  while (ret == GNUTLS_E_INTERRUPTED);
+  while (ret == GNUTLS_E_INTERRUPTED || ret == GNUTLS_E_AGAIN);
 
   if (ret < 0)
     ctx->last_error = ret;
@@ -155,7 +157,7 @@ wgnutls_write (int fd, char *buf, int bufsize, void *arg)
   struct wgnutls_transport_context *ctx = arg;
   do
     ret = gnutls_record_send (ctx->session, buf, bufsize);
-  while (ret == GNUTLS_E_INTERRUPTED);
+  while (ret == GNUTLS_E_INTERRUPTED || ret == GNUTLS_E_AGAIN);
   if (ret < 0)
     ctx->last_error = ret;
   return ret;
@@ -172,7 +174,7 @@ wgnutls_poll (int fd, double timeout, int wait_for, void *arg)
 static int
 wgnutls_peek (int fd, char *buf, int bufsize, void *arg)
 {
-  int ret = 0;
+  int read = 0;
   struct wgnutls_transport_context *ctx = arg;
   int offset = MIN (bufsize, ctx->peeklen);
   if (bufsize > sizeof ctx->peekbuf)
@@ -183,43 +185,30 @@ wgnutls_peek (int fd, char *buf, int bufsize, void *arg)
 
   if (bufsize > offset)
     {
-      int flags;
-      flags = fcntl (fd, F_GETFL, 0);
-      if (flags < 0)
-        return ret;
-
-      ret = fcntl (fd, F_SETFL, flags | O_NONBLOCK);
-      if (ret < 0)
-        return ret;
-
-      do
-        {
-          ret = gnutls_record_recv (ctx->session, buf + offset,
-                                    bufsize - offset);
-        }
-      while (ret == GNUTLS_E_INTERRUPTED);
-
-      if (ret < 0)
+      if (gnutls_record_check_pending (ctx->session) <= 0
+          && select_fd (fd, 0.0, WAIT_FOR_READ) <= 0)
+        read = 0;
+      else
+        read = gnutls_record_recv (ctx->session, buf + offset,
+                                   bufsize - offset);
+        
+      if (read < 0)
         {
           if (offset)
-            ret = 0;
+            read = 0;
           else
-            return ret;
+            return read;
         }
 
-      if (ret > 0)
+      if (read > 0)
         {
           memcpy (ctx->peekbuf + offset, buf + offset,
-                  ret);
-          ctx->peeklen += ret;
+                  read);
+          ctx->peeklen += read;
         }
-
-      fcntl (fd, F_SETFL, flags);
-      if (ret < 0)
-        return ret;
     }
 
-  return offset + ret;
+  return offset + read;
 }
 
 static const char *