[tor-commits] [tor/maint-0.2.4] Fix some basic socket issues with tor-fw-helper-natpmp on windows

[nickm at torproject.org]

commit e4d2177d31225f5884dd94038b457dfd9954b11b
Author: Nick Mathewson <nickm at torproject.org>
Date:   Fri Mar 15 12:11:38 2013 -0400

    Fix some basic socket issues with tor-fw-helper-natpmp on windows
    
    This isn't going to be the last of these issues, but we might as
    well take the fixes as we find them.
    
    Patch from Gisle Vanem, fixes bug 7280.
---
 changes/bug7280                                |    4 ++++
 src/tools/tor-fw-helper/tor-fw-helper-natpmp.c |   14 +++++++++-----
 2 files changed, 13 insertions(+), 5 deletions(-)

diff --git a/changes/bug7280 b/changes/bug7280
new file mode 100644
index 0000000..ef5d36a
--- /dev/null
+++ b/changes/bug7280
@@ -0,0 +1,4 @@
+  o Minor bugfixes:
+    - Fix some bugs in tor-fw-helper-natpmp when trying to build and
+      run it on Windows. More bugs likely remain. Patch from Gisle Vanem.
+      Fixes bug 7280; bugfix on 0.2.3.1-alpha.
diff --git a/src/tools/tor-fw-helper/tor-fw-helper-natpmp.c b/src/tools/tor-fw-helper/tor-fw-helper-natpmp.c
index e288a1e..41eb9dc 100644
--- a/src/tools/tor-fw-helper/tor-fw-helper-natpmp.c
+++ b/src/tools/tor-fw-helper/tor-fw-helper-natpmp.c
@@ -93,16 +93,20 @@ wait_until_fd_readable(tor_socket_t fd, struct timeval *timeout)
 {
   int r;
   fd_set fds;
+
+#ifndef WIN32
   if (fd >= FD_SETSIZE) {
     fprintf(stderr, "E: NAT-PMP FD_SETSIZE error %d\n", fd);
     return -1;
   }
+#endif
+
   FD_ZERO(&fds);
   FD_SET(fd, &fds);
   r = select(fd+1, &fds, NULL, NULL, timeout);
   if (r == -1) {
     fprintf(stderr, "V: select failed in wait_until_fd_readable: %s\n",
-            strerror(errno));
+            tor_socket_strerror(tor_socket_errno(fd)));
     return -1;
   }
   /* XXXX we should really check to see whether fd was readable, or we timed
@@ -140,12 +144,12 @@ tor_natpmp_add_tcp_mapping(uint16_t internal_port, uint16_t external_port,
     if (is_verbose)
       fprintf(stderr, "V: attempting to readnatpmpreponseorretry...\n");
     r = readnatpmpresponseorretry(&(state->natpmp), &(state->response));
-    sav_errno = errno;
+    sav_errno = tor_socket_errno(state->natpmp.s);
 
     if (r<0 && r!=NATPMP_TRYAGAIN) {
       fprintf(stderr, "E: readnatpmpresponseorretry failed %d\n", r);
       fprintf(stderr, "E: errno=%d '%s'\n", sav_errno,
-              strerror(sav_errno));
+              tor_socket_strerror(sav_errno));
     }
 
   } while (r == NATPMP_TRYAGAIN);
@@ -198,7 +202,7 @@ tor_natpmp_fetch_public_ip(tor_fw_options_t *tor_fw_options,
     if (tor_fw_options->verbose)
       fprintf(stderr, "V: NAT-PMP attempting to read reponse...\n");
     r = readnatpmpresponseorretry(&(state->natpmp), &(state->response));
-    sav_errno = errno;
+    sav_errno = tor_socket_errno(state->natpmp.s);
 
     if (tor_fw_options->verbose)
       fprintf(stderr, "V: NAT-PMP readnatpmpresponseorretry returned"
@@ -208,7 +212,7 @@ tor_natpmp_fetch_public_ip(tor_fw_options_t *tor_fw_options,
       fprintf(stderr, "E: NAT-PMP readnatpmpresponseorretry failed %d\n",
               r);
       fprintf(stderr, "E: NAT-PMP errno=%d '%s'\n", sav_errno,
-              strerror(sav_errno));
+              tor_socket_strerror(sav_errno));
     }
 
   } while (r == NATPMP_TRYAGAIN );