From 00fd0cc5f91ad431c4beb25b8cc8f89ff1462268 Mon Sep 17 00:00:00 2001
From: Nick Mathewson <nickm@torproject.org>
Date: Mon, 9 Sep 2013 14:55:47 -0400
Subject: [PATCH] Basic compilation fixes.

---
 src/common/sandbox.c | 24 ++++++++++++++++++------
 src/common/sandbox.h |  6 +++---
 src/or/main.c        |  6 +++---
 3 files changed, 24 insertions(+), 12 deletions(-)

diff --git a/src/common/sandbox.c b/src/common/sandbox.c
index 1fa4d613c1..2f5859e779 100644
--- a/src/common/sandbox.c
+++ b/src/common/sandbox.c
@@ -118,8 +118,10 @@ static int filter_nopar_gen[] = {
     SCMP_SYS(exit),
 
     SCMP_SYS(madvise),
+#ifdef __NR_stat64
     // getaddrinfo uses this..
     SCMP_SYS(stat64),
+#endif
 
     // socket syscalls
     SCMP_SYS(bind),
@@ -741,10 +743,14 @@ static sandbox_filter_func_t filter_func[] = {
     sb_execve,
     sb_time,
     sb_accept4,
+#ifdef __NR_mmap2
     sb_mmap2,
+#endif
     sb_open,
     sb_openat,
+#ifdef __NR_fcntl64
     sb_fcntl64,
+#endif
     sb_epoll_ctl,
     sb_prctl,
     sb_mprotect,
@@ -752,7 +758,9 @@ static sandbox_filter_func_t filter_func[] = {
     sb_futex,
     sb_mremap,
     sb_poll,
+#ifdef __NR_stat64
     sb_stat64,
+#endif
 
     sb_socket,
     sb_setsockopt,
@@ -879,12 +887,17 @@ new_element(int syscall, int index, intptr_t value)
 }
 
 #ifdef __NR_stat64
+#define SCMP_stat SCMP_SYS(stat64)
+#else
+#define SCMP_stat SCMP_SYS(stat)
+#endif
+
 int
-sandbox_cfg_allow_stat64_filename(sandbox_cfg_t **cfg, char *file, int fr)
+sandbox_cfg_allow_stat_filename(sandbox_cfg_t **cfg, char *file, int fr)
 {
   sandbox_cfg_t *elem = NULL;
 
-  elem = new_element(SCMP_SYS(stat64), 0, (intptr_t) tor_strdup(file));
+  elem = new_element(SCMP_stat, 0, (intptr_t) tor_strdup(file));
   if (!elem) {
     log_err(LD_BUG,"(Sandbox) failed to register parameter!");
     return -1;
@@ -898,7 +911,7 @@ sandbox_cfg_allow_stat64_filename(sandbox_cfg_t **cfg, char *file, int fr)
 }
 
 int
-sandbox_cfg_allow_stat64_filename_array(sandbox_cfg_t **cfg, ...)
+sandbox_cfg_allow_stat_filename_array(sandbox_cfg_t **cfg, ...)
 {
   int rc = 0;
   char *fn = NULL;
@@ -909,9 +922,9 @@ sandbox_cfg_allow_stat64_filename_array(sandbox_cfg_t **cfg, ...)
   while ((fn = va_arg(ap, char*)) != NULL) {
     int fr = va_arg(ap, int);
 
-    rc = sandbox_cfg_allow_stat64_filename(cfg, fn, fr);
+    rc = sandbox_cfg_allow_stat_filename(cfg, fn, fr);
     if (rc) {
-      log_err(LD_BUG,"(Sandbox) sandbox_cfg_allow_stat64_filename_array fail");
+      log_err(LD_BUG,"(Sandbox) sandbox_cfg_allow_stat_filename_array fail");
       goto end;
     }
   }
@@ -920,7 +933,6 @@ sandbox_cfg_allow_stat64_filename_array(sandbox_cfg_t **cfg, ...)
   va_end(ap);
   return 0;
 }
-#endif
 
 int
 sandbox_cfg_allow_open_filename(sandbox_cfg_t **cfg, char *file, int fr)
diff --git a/src/common/sandbox.h b/src/common/sandbox.h
index ed9caa1686..e61e0b3338 100644
--- a/src/common/sandbox.h
+++ b/src/common/sandbox.h
@@ -204,12 +204,12 @@ int sandbox_cfg_allow_execve(sandbox_cfg_t **cfg, char *com);
 int sandbox_cfg_allow_execve_array(sandbox_cfg_t **cfg, ...);
 
 /**
- * Function used to add a stat64 allowed filename to a supplied configuration.
+ * Function used to add a stat/stat64 allowed filename to a configuration.
  * The (char*) specifies the path to the allowed file, fr = 1 tells the
  * function that the char* needs to be free-ed, 0 means the pointer does not
  * need to be free-ed.
  */
-int sandbox_cfg_allow_stat64_filename(sandbox_cfg_t **cfg, char *file,
+int sandbox_cfg_allow_stat_filename(sandbox_cfg_t **cfg, char *file,
     int fr);
 
 /** Function used to add a series of stat64 allowed filenames to a supplied
@@ -220,7 +220,7 @@ int sandbox_cfg_allow_stat64_filename(sandbox_cfg_t **cfg, char *file,
  *    that the char* needs to be free-ed, 0 means the pointer does not need to
  *    be free-ed; the final parameter needs to be <NULL, 0>.
  */
-int sandbox_cfg_allow_stat64_filename_array(sandbox_cfg_t **cfg, ...);
+int sandbox_cfg_allow_stat_filename_array(sandbox_cfg_t **cfg, ...);
 
 /** Function used to initialise a sandbox configuration.*/
 int sandbox_init(sandbox_cfg_t* cfg);
diff --git a/src/or/main.c b/src/or/main.c
index 5ab49365b0..18e8bc44ae 100644
--- a/src/or/main.c
+++ b/src/or/main.c
@@ -2650,7 +2650,7 @@ init_addrinfo(void)
 }
 
 static sandbox_cfg_t*
-sandbox_init_filter()
+sandbox_init_filter(void)
 {
   sandbox_cfg_t *cfg = sandbox_cfg_new();
 
@@ -2685,7 +2685,7 @@ sandbox_init_filter()
       NULL, 0
   );
 
-  sandbox_cfg_allow_stat64_filename_array(&cfg,
+  sandbox_cfg_allow_stat_filename_array(&cfg,
       get_datadir_fname(NULL), 1,
       get_datadir_fname("lock"), 1,
       get_datadir_fname("state"), 1,
@@ -2714,7 +2714,7 @@ sandbox_init_filter()
         NULL, 0
     );
 
-    sandbox_cfg_allow_stat64_filename_array(&cfg,
+    sandbox_cfg_allow_stat_filename_array(&cfg,
         get_datadir_fname("keys"), 1,
         get_datadir_fname("stats/dirreq-stats"), 1,
         NULL, 0