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author | Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> | 2016-07-25 16:40:26 -0400 |
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committer | Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> | 2016-07-25 16:40:26 -0400 |
commit | dadd6ecfa5eaf842763dca545b4c04f33831789e (patch) | |
tree | ce34705fdfe6a36b661384f934b697295ada0672 /src/basic/socket-util.c | |
parent | e28973ee182434b59ff562c9b22823250c9fdb4c (diff) | |
parent | d82047bef5b8a35fb2d1d4685f241383df1a1d76 (diff) |
Merge pull request #3728 from poettering/dynamic-users
Diffstat (limited to 'src/basic/socket-util.c')
-rw-r--r-- | src/basic/socket-util.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/basic/socket-util.c b/src/basic/socket-util.c index 385c3e4df3..6093e47172 100644 --- a/src/basic/socket-util.c +++ b/src/basic/socket-util.c @@ -1046,3 +1046,17 @@ int flush_accept(int fd) { close(cfd); } } + +struct cmsghdr* cmsg_find(struct msghdr *mh, int level, int type, socklen_t length) { + struct cmsghdr *cmsg; + + assert(mh); + + CMSG_FOREACH(cmsg, mh) + if (cmsg->cmsg_level == level && + cmsg->cmsg_type == type && + (length == (socklen_t) -1 || length == cmsg->cmsg_len)) + return cmsg; + + return NULL; +} |