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Diffstat (limited to 'src/libunixonacid/unixmessage_receiver_init.c')
-rw-r--r--src/libunixonacid/unixmessage_receiver_init.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/src/libunixonacid/unixmessage_receiver_init.c b/src/libunixonacid/unixmessage_receiver_init.c
new file mode 100644
index 0000000..982547c
--- /dev/null
+++ b/src/libunixonacid/unixmessage_receiver_init.c
@@ -0,0 +1,17 @@
+/* ISC license. */
+
+#include <errno.h>
+#include <skalibs/buffer.h>
+#include <skalibs/cbuffer.h>
+#include <skalibs/stralloc.h>
+#include <skalibs/unixmessage.h>
+
+int unixmessage_receiver_init (unixmessage_receiver_t *b, int fd, char *mainbuf, unsigned int mainlen, char *auxbuf, unsigned int auxlen)
+{
+ if (mainlen < 9 || auxlen < UNIXMESSAGE_MAXFDS * sizeof(int) + 1) return (errno = EINVAL, 0) ;
+ if (!cbuffer_init(&b->auxb, auxbuf, auxlen)) return 0 ;
+ if (!buffer_init_aux(&b->mainb, &unixmessage_read, fd, mainbuf, mainlen, &b->auxb)) return 0 ;
+ b->mainlen = b->auxlen = b->auxw = 0 ;
+ b->data = stralloc_zero ;
+ return 1 ;
+}