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path: root/packages/libetpan/libetpan-0.36/gnutls.patch
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#
# Patch managed by http://www.mn-logistik.de/unsupported/pxa250/patcher
#

--- libetpan/src/Makefile.in~gnutls	2005-03-10 10:11:30.000000000 +0100
+++ libetpan/src/Makefile.in	2005-03-11 21:43:10.975597607 +0100
@@ -15,7 +15,7 @@
 
 VERSINFO    = @API_VERSION@
 CC          = @CC@
-LDFLAGS     = @LIBS@ @SSLLIBS@ @LDFLAGS@ @DBLIB@
+LDFLAGS     = @LIBS@ @SSLLIBS@ @LDFLAGS@ @DBLIB@ @GNUTLSLIBS@
 
 SUBLIBS = data-types/libdata-types.la \
 	low-level/liblow-level.la \
--- libetpan/src/data-types/mailstream_ssl.c~gnutls	2005-03-10 10:11:30.000000000 +0100
+++ libetpan/src/data-types/mailstream_ssl.c	2005-03-11 21:44:56.373673788 +0100
@@ -61,7 +61,12 @@
 /* mailstream_low, ssl */
 
 #ifdef USE_SSL
+#ifndef USE_GNUTLS
 #include <openssl/ssl.h>
+#else
+#include <errno.h>
+#include <gnutls/openssl.h>
+#endif
 #ifdef LIBETPAN_REENTRANT
 #include <pthread.h>
 #endif
@@ -85,9 +90,9 @@
 #ifdef USE_SSL
 static int mailstream_low_ssl_close(mailstream_low * s);
 static ssize_t mailstream_low_ssl_read(mailstream_low * s,
-				       void * buf, size_t count);
+                       void * buf, size_t count);
 static ssize_t mailstream_low_ssl_write(mailstream_low * s,
-					const void * buf, size_t count);
+                    const void * buf, size_t count);
 static void mailstream_low_ssl_free(mailstream_low * s);
 static int mailstream_low_ssl_get_fd(mailstream_low * s);
 
@@ -113,10 +118,10 @@
   SSL_CTX * tmp_ctx;
   int fd_flags;
   int old_fd_flags;
-  
+
 #ifdef LIBETPAN_REENTRANT
   pthread_mutex_lock(&ssl_lock);
-#endif  
+#endif
   if (!ssl_init_done) {
     SSL_library_init();
     ssl_init_done = 1;
@@ -124,35 +129,37 @@
 #ifdef LIBETPAN_REENTRANT
   pthread_mutex_unlock(&ssl_lock);
 #endif
-  
+
   tmp_ctx = SSL_CTX_new(TLSv1_client_method());
   if (tmp_ctx == NULL)
     goto err;
-  
+
   ssl_conn = (SSL *) SSL_new(tmp_ctx);
   if (ssl_conn == NULL)
     goto free_ctx;
-  
+
   if (SSL_set_fd(ssl_conn, fd) == 0)
     goto free_ssl_conn;
-  
+
+#ifndef USE_GNUTLS
   SSL_set_read_ahead(ssl_conn, 1);
-  
+#endif
+
   r = SSL_connect(ssl_conn);
   if (r <= 0)
     goto free_ssl_conn;
-  
+
   fd_flags = fcntl(fd, F_GETFL, 0);
   old_fd_flags = fd_flags;
   fd_flags |= O_NDELAY;
   r = fcntl(fd, F_SETFL, fd_flags);
   if (r < 0)
     goto free_ssl_conn;
-  
+
   ssl_data = malloc(sizeof(* ssl_data));
   if (ssl_data == NULL)
     goto reset_fd_flags;
-  
+
   ssl_data->fd = fd;
   ssl_data->ssl_conn = ssl_conn;
   ssl_data->ssl_ctx = tmp_ctx;
@@ -241,52 +248,101 @@
 }
 
 static ssize_t mailstream_low_ssl_read(mailstream_low * s,
-				       void * buf, size_t count)
+                       void * buf, size_t count)
 {
   struct mailstream_ssl_data * ssl_data;
   int r;
 
   ssl_data = (struct mailstream_ssl_data *) s->data;
-  
+
   while (1) {
     int ssl_r;
     fd_set fds_read;
+#ifndef USE_GNUTLS
     struct timeval timeout;
-    
+#else
+    fd_set fds_excp;
+
+    {
+        struct timeval timeout2;
+        timeout2 = mailstream_network_delay;
+
+        FD_ZERO(&fds_read);
+        FD_SET(ssl_data->fd, &fds_read);
+        FD_ZERO(&fds_excp);
+        FD_SET(ssl_data->fd, &fds_excp);
+        r = select(ssl_data->fd + 1, &fds_read, NULL, &fds_excp, &timeout2);
+        if (r==0) {
+            return -1;
+        }
+        if (FD_ISSET(ssl_data->fd, &fds_excp))
+            return -1;
+        if (!FD_ISSET(ssl_data->fd, &fds_read))
+            return 0;
+    }
+#endif
     r = SSL_read(ssl_data->ssl_conn, buf, count);
-    if (r > 0)
+    if (r > 0) {
       return r;
-    
+    }
+#ifdef USE_GNUTLS
+    if (errno!=EAGAIN&&errno!=EWOULDBLOCK) {
+        return r;
+    }
+#else
     ssl_r = SSL_get_error(ssl_data->ssl_conn, r);
     switch (ssl_r) {
     case SSL_ERROR_NONE:
       return r;
-      
+
     case SSL_ERROR_ZERO_RETURN:
       return r;
-      
+
     case SSL_ERROR_WANT_READ:
       timeout = mailstream_network_delay;
-      
+
       FD_ZERO(&fds_read);
       FD_SET(ssl_data->fd, &fds_read);
       r = select(ssl_data->fd + 1, &fds_read, NULL, NULL, &timeout);
       if (r == 0)
         return -1;
       break;
-      
+
     default:
       return r;
     }
+#endif
   }
 }
 
 static ssize_t mailstream_low_ssl_write(mailstream_low * s,
-					const void * buf, size_t count)
+                    const void * buf, size_t count)
 {
   struct mailstream_ssl_data * ssl_data;
 
   ssl_data = (struct mailstream_ssl_data *) s->data;
+#ifdef USE_GNUTLS
+  {
+    fd_set fds_write;
+    fd_set fds_excp;
+    struct timeval timeout;
+    int r;
+
+    timeout = mailstream_network_delay;
+
+    FD_ZERO(&fds_write);
+    FD_SET(ssl_data->fd, &fds_write);
+    FD_ZERO(&fds_excp);
+    FD_SET(ssl_data->fd, &fds_excp);
+    r = select(ssl_data->fd + 1, NULL, &fds_write, &fds_excp, &timeout);
+    if (r == 0)
+      return -1;
+    if (FD_ISSET(ssl_data->fd, &fds_excp))
+      return -1;
+    if (!FD_ISSET(ssl_data->fd, &fds_write))
+      return 0;
+  }
+#endif
   return SSL_write(ssl_data->ssl_conn, buf, count);
 }
 #endif