Handle Proxy Protocol v2 safely as well.

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

diff --git a/test/src/server.c b/test/src/server.c
index 1abd3f49a6cd0e204d3499fae5e798e1b2606d5a..ce55c5c377ac716be3f875b7c683eed0fb56d9b5 100644 (file)
--- a/test/src/server.c
+++ b/test/src/server.c
@@ -28,7 +28,7 @@ on all interfaces, unless the option -noipv6 is given. */
 #include <netinet/ip.h>
 
 #ifdef HAVE_NETINET_IP_VAR_H
-#include <netinet/ip_var.h>
+# include <netinet/ip_var.h>
 #endif
 
 #include <netdb.h>
@@ -52,6 +52,7 @@ on all interfaces, unless the option -noipv6 is given. */
 
 #ifndef CS
 # define CS (char *)
+# define CCS (const char *)
 #endif
 
 
@@ -61,6 +62,10 @@ typedef struct line {
   char line[1];
 } line;
 
+typedef unsigned BOOL;
+#define FALSE 0
+#define TRUE  1
+
 
 /*************************************************
 *            SIGALRM handler - crash out         *
@@ -393,7 +398,6 @@ else
       sin4.sin_addr.s_addr = (S_ADDR_TYPE)INADDR_ANY;
       sin4.sin_port = htons(port);
       if (bind(listen_socket[i], (struct sockaddr *)&sin4, sizeof(sin4)) < 0)
-        {
         if (listen_socket[v6n] < 0 || errno != EADDRINUSE)
           {
           printf("IPv4 socket bind() failed: %s\n", strerror(errno));
@@ -404,7 +408,6 @@ else
           close(listen_socket[i]);
           listen_socket[i] = -1;
           }
-        }
       }
     }
   }
@@ -496,6 +499,11 @@ s = script;
 
 for (count = 0; count < connection_count; count++)
   {
+  struct {
+    int left;
+    BOOL in_use;
+  } content_length = { 0, FALSE };
+
   alarm(timeout);
   if (port <= 0)
     {
@@ -521,8 +529,7 @@ for (count = 0; count < connection_count; count++)
       if (listen_socket[i] > max_socket) max_socket = listen_socket[i];
       }
 
-    lcount = select(max_socket + 1, &select_listen, NULL, NULL, NULL);
-    if (lcount < 0)
+    if ((lcount = select(max_socket + 1, &select_listen, NULL, NULL, NULL)) < 0)
       {
       printf("Select failed\n");
       fflush(stdout);
@@ -531,7 +538,6 @@ for (count = 0; count < connection_count; count++)
 
     accept_socket = -1;
     for (i = 0; i < skn; i++)
-      {
       if (listen_socket[i] > 0 && FD_ISSET(listen_socket[i], &select_listen))
         {
         accept_socket = accept(listen_socket[i],
@@ -539,7 +545,6 @@ for (count = 0; count < connection_count; count++)
         FD_CLR(listen_socket[i], &select_listen);
         break;
         }
-      }
     }
   alarm(0);
 
@@ -591,7 +596,7 @@ for (count = 0; count < connection_count; count++)
   doesn't work for other tests (e.g. ident tests) so we have explicit '<' and
   '>' flags for input and output as well as the defaults. */
 
-  for (; s != NULL; s = s->next)
+  for (; s; s = s->next)
     {
     char *ss = s->line;
 
@@ -656,7 +661,7 @@ for (count = 0; count < connection_count; count++)
          n = dlen < sizeof(buffer) ? dlen : sizeof(buffer);
          if ((n = read(dup_accept_socket, CS buffer, n)) == 0)
            {
-           printf("Unxpected EOF read from client\n");
+           printf("Unexpected EOF read from client\n");
            s = s->next;
            goto END_OFF;
            }
@@ -666,7 +671,7 @@ for (count = 0; count < connection_count; count++)
        while (dlen-- > 0)
          if (fgetc(in) == EOF)
            {
-           printf("Unxpected EOF read from client\n");
+           printf("Unexpected EOF read from client\n");
            s = s->next;
            goto END_OFF;
            }
@@ -709,6 +714,7 @@ for (count = 0; count < connection_count; count++)
 
        alarm(timeout);
        n = read(dup_accept_socket, CS buffer+offset, s->len - offset);
+       if (content_length.in_use) content_length.left -= n;
        if (n == 0)
          {
          printf("%sxpected EOF read from client\n",
@@ -721,13 +727,14 @@ for (count = 0; count < connection_count; count++)
        alarm(0);
        n += offset;
 
-       printit(buffer, n);
+       printit(CS buffer, n);
 
        if (data) do
          {
          n = (read(dup_accept_socket, &c, 1) == 1 && c == '.');
+         if (content_length.in_use) content_length.left--;
          while (c != '\n' && read(dup_accept_socket, &c, 1) == 1)
-           ;
+            if (content_length.in_use) content_length.left--;
          } while (!n);
        else if (memcmp(ss, buffer, n) != 0)
          {
@@ -750,7 +757,8 @@ for (count = 0; count < connection_count; count++)
            goto END_OFF;
            }
          alarm(0);
-         n = (int)strlen(CS buffer);
+         n = strlen(CS buffer);
+         if (content_length.in_use) content_length.left -= (n - offset);
          while (n > 0 && isspace(buffer[n-1])) n--;
          buffer[n] = 0;
          printf("%s\n", buffer);
@@ -764,6 +772,11 @@ for (count = 0; count < connection_count; count++)
          break;
          }
        }
+
+       if (sscanf(CCS buffer, "<Content-length: %d", &content_length.left))
+                 content_length.in_use = TRUE;
+       if (content_length.in_use && content_length.left <= 0)
+         shutdown(dup_accept_socket, SHUT_RD);
       }
     }
 
@@ -774,7 +787,7 @@ for (count = 0; count < connection_count; count++)
 
 if (s == NULL) printf("End of script\n");
 
-if (sockname != NULL) unlink(sockname);
+if (sockname) unlink(sockname);
 exit(0);
 }