tidying

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

diff --git a/test/src/server.c b/test/src/server.c
index 4f217237631d651ec2163dbdf43e54c3e1457cc7..719350c15b47237d64264f0986356891aa9d741a 100644 (file)
--- a/test/src/server.c
+++ b/test/src/server.c
@@ -26,9 +26,10 @@ on all interfaces, unless the option -noipv6 is given. */
 #include <netinet/in_systm.h>
 #include <netinet/in.h>
 #include <netinet/ip.h>
+#include <netinet/tcp.h>
 
 #ifdef HAVE_NETINET_IP_VAR_H
-#include <netinet/ip_var.h>
+# include <netinet/ip_var.h>
 #endif
 
 #include <netdb.h>
@@ -52,6 +53,7 @@ on all interfaces, unless the option -noipv6 is given. */
 
 #ifndef CS
 # define CS (char *)
+# define CCS (const char *)
 #endif
 
 
@@ -61,6 +63,10 @@ typedef struct line {
   char line[1];
 } line;
 
+typedef unsigned BOOL;
+#define FALSE 0
+#define TRUE  1
+
 
 /*************************************************
 *            SIGALRM handler - crash out         *
@@ -164,7 +170,7 @@ int connection_count = 1;
 int count;
 int on = 1;
 int timeout = 5;
-int initial_pause = 0;
+int initial_pause = 0, tfo = 0;
 int use_ipv4 = 1;
 int use_ipv6 = 1;
 int debug = 0;
@@ -209,6 +215,7 @@ if (argc > 1 && (!strcmp(argv[1], "--help") || !strcmp(argv[1], "-h")))
        "\n\t-noipv6  disable ipv6"
        "\n\t-oP file write PID to file"
        "\n\t-t n     n seconds timeout"
+       "\n\t-tfo     enable TCP Fast Open"
   );
   exit(0);
   }
@@ -216,6 +223,7 @@ if (argc > 1 && (!strcmp(argv[1], "--help") || !strcmp(argv[1], "-h")))
 while (na < argc && argv[na][0] == '-')
   {
   if (strcmp(argv[na], "-d") == 0) debug = 1;
+  else if (strcmp(argv[na], "-tfo") == 0) tfo = 1;
   else if (strcmp(argv[na], "-t") == 0)
     {
     if (tmo_noerror = ((timeout = atoi(argv[++na])) < 0)) timeout = -timeout;
@@ -290,7 +298,15 @@ else
       printf("IPv6 socket creation failed: %s\n", strerror(errno));
       exit(1);
       }
-
+#ifdef TCP_FASTOPEN
+    if (tfo)
+      {
+      int backlog = 5;
+      if (setsockopt(listen_socket[v6n], IPPROTO_TCP, TCP_FASTOPEN,
+                    &backlog, sizeof(backlog)))
+       if (debug) printf("setsockopt TCP_FASTOPEN: %s\n", strerror(errno));
+      }
+#endif
     /* If this is an IPv6 wildcard socket, set IPV6_V6ONLY if that option is
     available. */
 
@@ -314,6 +330,15 @@ else
       printf("IPv4 socket creation failed: %s\n", strerror(errno));
       exit(1);
       }
+#ifdef TCP_FASTOPEN
+    if (tfo)
+      {
+      int backlog = 5;
+      if (setsockopt(listen_socket[v4n], IPPROTO_TCP, TCP_FASTOPEN,
+                    &backlog, sizeof(backlog)))
+       if (debug) printf("setsockopt TCP_FASTOPEN: %s\n", strerror(errno));
+      }
+#endif
     }
   }
 
@@ -376,7 +401,7 @@ else
       sin6.sin6_addr = anyaddr6;
       if (bind(listen_socket[i], (struct sockaddr *)&sin6, sizeof(sin6)) < 0)
         {
-        printf("IPv6 socket bind() failed: %s\n", strerror(errno));
+        printf("IPv6 socket bind(port %d) failed: %s\n", port, strerror(errno));
         exit(1);
         }
       }
@@ -393,10 +418,9 @@ 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));
+          printf("IPv4 socket bind(port %d) failed: %s\n", port, strerror(errno));
           exit(1);
           }
         else
@@ -404,7 +428,6 @@ else
           close(listen_socket[i]);
           listen_socket[i] = -1;
           }
-        }
       }
     }
   }
@@ -521,8 +544,7 @@ 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 +553,6 @@ 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 +560,6 @@ for (count = 0; count < connection_count; count++)
         FD_CLR(listen_socket[i], &select_listen);
         break;
         }
-      }
     }
   alarm(0);
 
@@ -591,7 +611,7 @@ 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;
 
@@ -640,6 +660,38 @@ for (count = 0; count < connection_count; count++)
       sleep(sleepfor);
       }
 
+    /* If the script line starts with "*data " we expect a numeric argument,
+    and we expect to read (and discard) that many data bytes from the input. */
+
+    else if (strncmp(ss, "*data ", 6) == 0)
+      {
+      int dlen = atoi(ss+6);
+      int n;
+
+      alarm(timeout);
+
+      if (!linebuf)
+       while (dlen > 0)
+         {
+         n = dlen < sizeof(buffer) ? dlen : sizeof(buffer);
+         if ((n = read(dup_accept_socket, CS buffer, n)) == 0)
+           {
+           printf("Unexpected EOF read from client\n");
+           s = s->next;
+           goto END_OFF;
+           }
+         dlen -= n;
+         }
+      else
+       while (dlen-- > 0)
+         if (fgetc(in) == EOF)
+           {
+           printf("Unexpected EOF read from client\n");
+           s = s->next;
+           goto END_OFF;
+           }
+      }
+
     /* Otherwise the script line is the start of an input line we are expecting
     from the client, or "*eof" indicating we expect the client to close the
     connection. Read command line or data lines; the latter are indicated
@@ -689,7 +741,7 @@ for (count = 0; count < connection_count; count++)
        alarm(0);
        n += offset;
 
-       printit(buffer, n);
+       printit(CS buffer, n);
 
        if (data) do
          {
@@ -742,7 +794,7 @@ 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);
 }