Logging: make cipher info available for continued-TLS connection deliveries

[exim.git] / src / src / exim.c

diff --git a/src/src/exim.c b/src/src/exim.c
index a6a1ea82c3ae507eb1301a335749a642f60edc61..383382072dfe0cc9bd013d4c7208d0d4ce07a340 100644 (file)
--- a/src/src/exim.c
+++ b/src/src/exim.c
@@ -12,7 +12,7 @@ Also a few functions that don't naturally fit elsewhere. */
 
 #include "exim.h"
 
-#ifdef __GLIBC__
+#if defined(__GLIBC__) && !defined(__UCLIBC__)
 # include <gnu/libc-version.h>
 #endif
 
@@ -1044,7 +1044,7 @@ DEBUG(D_any) do {
   fprintf(f, "Compiler: <unknown>\n");
 #endif
 
-#ifdef __GLIBC__
+#if defined(__GLIBC__) && !defined(__UCLIBC__)
   fprintf(f, "Library version: Glibc: Compile: %d.%d\n",
                __GLIBC__, __GLIBC_MINOR__);
   if (__GLIBC_PREREQ(2, 1))
@@ -2708,18 +2708,19 @@ for (i = 1; i < argc; i++)
         return EXIT_FAILURE;
         }
 
-      /* Set up $sending_ip_address and $sending_port */
+      /* Set up $sending_ip_address and $sending_port, unless proxied */
 
-      if (getsockname(fileno(stdin), (struct sockaddr *)(&interface_sock),
-          &size) == 0)
-        sending_ip_address = host_ntoa(-1, &interface_sock, NULL,
-          &sending_port);
-      else
-        {
-        fprintf(stderr, "exim: getsockname() failed after -MC option: %s\n",
-          strerror(errno));
-        return EXIT_FAILURE;
-        }
+      if (!continue_proxy_cipher)
+       if (getsockname(fileno(stdin), (struct sockaddr *)(&interface_sock),
+           &size) == 0)
+         sending_ip_address = host_ntoa(-1, &interface_sock, NULL,
+           &sending_port);
+       else
+         {
+         fprintf(stderr, "exim: getsockname() failed after -MC option: %s\n",
+           strerror(errno));
+         return EXIT_FAILURE;
+         }
 
       if (running_in_test_harness) millisleep(500);
       break;
@@ -2727,7 +2728,7 @@ for (i = 1; i < argc; i++)
 
     else if (*argrest == 'C' && argrest[1] && !argrest[2])
       {
-       switch(argrest[1])
+      switch(argrest[1])
        {
     /* -MCA: set the smtp_authenticated flag; this is useful only when it
     precedes -MC (see above). The flag indicates that the host to which
@@ -2771,6 +2772,19 @@ for (i = 1; i < argc; i++)
        case 'S': smtp_peer_options |= PEER_OFFERED_SIZE; break;
 
 #ifdef SUPPORT_TLS
+    /* -MCt: similar to -MCT below but the connection is still open
+    via a proxy proces which handles the TLS context and coding.
+    Require three arguments for the proxied local address and port,
+    and the TLS cipher.  */
+
+       case 't': if (++i < argc) sending_ip_address = argv[i];
+                 else badarg = TRUE;
+                 if (++i < argc) sending_port = (int)(Uatol(argv[i]));
+                 else badarg = TRUE;
+                 if (++i < argc) continue_proxy_cipher = argv[i];
+                 else badarg = TRUE;
+                 /*FALLTHROUGH*/
+
     /* -MCT: set the tls_offered flag; this is useful only when it
     precedes -MC (see above). The flag indicates that the host to which
     Exim is connected has offered TLS support. */