net/asterisk/patches/180-res_crypto.c-Avoid-using-the-non-portable-ALLPERMS-m.patch

   1 From 94c884d5b8afca96164852cfb29fc496bc5b9e0a Mon Sep 17 00:00:00 2001
   2 From: Sean Bright <sean@seanbright.com>
   3 Date: Mon, 5 Jun 2023 18:17:47 -0400
   4 Subject: [PATCH] res_crypto.c: Avoid using the non-portable ALLPERMS macro.
   5
   6 ALLPERMS is not POSIX and it's trivial enough to not jump through
   7 autoconf hoops to check for it.
   8
   9 Fixes #149.
  10 ---
  11  res/res_crypto.c | 9 +++++++--
  12  1 file changed, 7 insertions(+), 2 deletions(-)
  13
  14 --- a/res/res_crypto.c
  15 +++ b/res/res_crypto.c
  16 @@ -217,10 +217,15 @@ static struct ast_key *try_load_key(cons
  17                 return NULL;
  18         }
  19
  20 +       /* PERM_MASK is a bitwise OR of all possible file mode bits encoded in the
  21 +        * `st_mode` member of `struct stat`. For POSIX compatible systems this
  22 +        * will be 07777. */
  23 +#define PERM_MASK (S_ISUID|S_ISGID|S_ISVTX|S_IRWXU|S_IRWXG|S_IRWXO)
  24 +
  25         /* only user read or read/write modes allowed */
  26         if (ktype == AST_KEY_PRIVATE &&
  27 -           ((st.st_mode & ALLPERMS) & ~(S_IRUSR | S_IWUSR)) != 0) {
  28 -               ast_log(LOG_ERROR, "Private key file has bad permissions: %s: %#4o\n", ffname, st.st_mode & ALLPERMS);
  29 +           ((st.st_mode & PERM_MASK) & ~(S_IRUSR | S_IWUSR)) != 0) {
  30 +               ast_log(LOG_ERROR, "Private key file has bad permissions: %s: %#4o\n", ffname, st.st_mode & PERM_MASK);
  31                 fclose(f);
  32                 return NULL;
  33         }