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authorLaurent Bercot <ska-skaware@skarnet.org>2015-01-19 16:11:24 +0000
committerLaurent Bercot <ska-skaware@skarnet.org>2015-01-19 16:11:24 +0000
commit701540827e27a4f07ac725db3ce361d3be0c106f (patch)
tree98c4b2fb8ba8f69ef791feebdcd61cd5bca34140 /src/libs6/s6_fdholder_list_cb.c
parent83853a80eb18238796154164f9ea776b0c167ab7 (diff)
downloads6-701540827e27a4f07ac725db3ce361d3be0c106f.tar.gz
- added the s6_fdholder library to libs6. (Nothing useful yet.)
- fixed execline invocation in s6-log with slashpackage - integrated s6_svc_main.c's functionality into s6-svscanctl and deleted it - integrated Olivier Brunel's suggestions for wstat report in supervise/status - minor fixes to s6-supervise's status reports - separated sigaction calls in ftrigw_notifyb, this spares a few syscalls in s6-supervise - updated doc to reflect the changes - version bumped to 2.1.0.0 because API breakage (./finish, s6-svstat)
Diffstat (limited to 'src/libs6/s6_fdholder_list_cb.c')
-rw-r--r--src/libs6/s6_fdholder_list_cb.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/src/libs6/s6_fdholder_list_cb.c b/src/libs6/s6_fdholder_list_cb.c
new file mode 100644
index 0000000..bfdee50
--- /dev/null
+++ b/src/libs6/s6_fdholder_list_cb.c
@@ -0,0 +1,31 @@
+ /* ISC license. */
+
+#include <errno.h>
+#include <skalibs/uint32.h>
+#include <skalibs/error.h>
+#include <skalibs/stralloc.h>
+#include <skalibs/unixmessage.h>
+#include <s6/s6-fdholder.h>
+
+int s6_fdholder_list_cb (unixmessage_t const *m, void *p)
+{
+ uint32 n ;
+ register s6_fdholder_list_result_t *res = p ;
+ if (m->nfds) goto droperr ;
+ if (m->len < 5) goto err ;
+ if (m->s[0])
+ {
+ res->err = m->s[0] ;
+ return 1 ;
+ }
+ uint32_unpack_big(m->s + 1, &n) ;
+ if (!stralloc_catb(res->sa, m->s + 5, m->len - 5)) return 0 ;
+ res->n = n ;
+ res->err = 0 ;
+ return 1 ;
+
+ droperr:
+ unixmessage_drop(m) ;
+ err:
+ return (errno = EPROTO, 0) ;
+}