summary refs log tree commit diff
path: root/src/libs6/ftrigr_update.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/libs6/ftrigr_update.c')
-rw-r--r--src/libs6/ftrigr_update.c43
1 files changed, 43 insertions, 0 deletions
diff --git a/src/libs6/ftrigr_update.c b/src/libs6/ftrigr_update.c
new file mode 100644
index 0000000..ad69714
--- /dev/null
+++ b/src/libs6/ftrigr_update.c
@@ -0,0 +1,43 @@
+/* ISC license. */
+
+#include <errno.h>
+#include <skalibs/error.h>
+#include <skalibs/uint16.h>
+#include <skalibs/genalloc.h>
+#include <skalibs/gensetdyn.h>
+#include <skalibs/unixmessage.h>
+#include <skalibs/skaclient.h>
+#include <s6/ftrigr.h>
+
+static int msghandler (unixmessage_t const *m, void *context)
+{
+  ftrigr_t *a = (ftrigr_t *)context ;
+  ftrigr1_t *p ;
+  uint16 id ;
+  if (m->len != 4 || m->nfds) return (errno = EPROTO, 0) ;
+  uint16_unpack_big(m->s, &id) ;
+  p = GENSETDYN_P(ftrigr1_t, &a->data, id) ;
+  if (!p) return 1 ;
+  if (p->state != FR1STATE_LISTENING) return (errno = EINVAL, 0) ;
+  if (!genalloc_readyplus(uint16, &a->list, 1)) return 0 ;
+  switch (m->s[2])
+  {
+    case 'd' :
+      p->state = FR1STATE_WAITACK ;
+      break ;
+    case '!' :
+      if (p->options & FTRIGR_REPEAT) p->count++ ;
+      else p->state = FR1STATE_WAITACKDATA ;
+      break ;
+    default : return (errno = EPROTO, 0) ;
+  }
+  p->what = m->s[3] ;
+  id++ ; genalloc_append(uint16, &a->list, &id) ;
+  return 1 ;
+}
+
+int ftrigr_update (ftrigr_t *a)
+{
+  genalloc_setlen(uint16, &a->list, 0) ;
+  return skaclient_update(&a->connection, &msghandler, a) ;
+}