1 files changed, 78 insertions, 0 deletions
diff --git a/src/include/s6/supervise.h b/src/include/s6/supervise.h
new file mode 100644
index 0000000..914bff3
--- /dev/null
+++ b/src/include/s6/supervise.h
@@ -0,0 +1,78 @@
+/* ISC license. */
+
+#ifndef S6_SUPERVISE_H
+#define S6_SUPERVISE_H
+
+#include <stdint.h>
+#include <sys/types.h>
+
+#include <skalibs/tai.h>
+
+#define S6_SUPERVISE_CTLDIR "supervise"
+#define S6_SUPERVISE_EVENTDIR "event"
+#define S6_SVSCAN_CTLDIR ".s6-svscan"
+#define S6_SVSTATUS_FILENAME S6_SUPERVISE_CTLDIR "/status"
+#define S6_SVSTATUS_SIZE 35
+#define S6_DTALLY_FILENAME S6_SUPERVISE_CTLDIR "/death_tally"
+#define S6_MAX_DEATH_TALLY 4096
+
+extern int s6_svc_ok (char const *) ;
+extern int s6_svc_write (char const *, char const *, size_t) ;
+extern int s6_svc_writectl (char const *, char const *, char const *, size_t) ;
+extern int s6_svc_main (int, char const *const *, char const *, char const *, char const *) ;
+
+typedef struct s6_svstatus_s s6_svstatus_t, *s6_svstatus_t_ref ;
+struct s6_svstatus_s
+{
+  tain stamp ;
+  tain readystamp ;
+  pid_t pid ;
+  int wstat ;
+  unsigned int flagpaused : 1 ;
+  unsigned int flagfinishing : 1 ;
+  unsigned int flagwantup : 1 ;
+  unsigned int flagready : 1 ;
+} ;
+
+#define S6_SVSTATUS_ZERO \
+{ \
+  .stamp = TAIN_ZERO, \
+  .readystamp = TAIN_ZERO, \
+  .pid = 0, \
+  .wstat = 0, \
+  .flagpaused = 0, \
+  .flagfinishing = 0, \
+  .flagwantup = 1, \
+  .flagready = 1, \
+}
+
+extern void s6_svstatus_pack (char *, s6_svstatus_t const *) ;
+extern void s6_svstatus_unpack (char const *, s6_svstatus_t *) ;
+extern int s6_svstatus_read (char const *, s6_svstatus_t *) ;
+extern int s6_svstatus_write (char const *, s6_svstatus_t const *) ;
+
+extern int s6_supervise_link (char const *, char const *const *, size_t, char const *, uint32_t, tain const *, tain *) ;
+#define s6_supervise_link_g(scdir, servicedirs, n, prefix, options, deadline) s6_supervise_link(scdir, servicedirs, n, prefix, options, (deadline), &STAMP)
+extern int s6_supervise_link_names (char const *, char const *const *, char const *const *, size_t, uint32_t, tain const *, tain *) ;
+#define s6_supervise_link_names_g(scdir, servicedirs, names, n, options, deadline) s6_supervise_link_names(scdir, servicedirs, names, n, options, (deadline), &STAMP)
+extern void s6_supervise_unlink (char const *, char const *, uint32_t) ;
+extern int s6_supervise_unlink_names (char const *, char const *const *, size_t, uint32_t, tain const *, tain *) ;
+#define s6_supervise_unlink_names_g(scdir, names, n, options, deadline) s6_supervise_unlink_names(scdir, names, n, options, (deadline), &STAMP)
+
+typedef struct s6_dtally_s s6_dtally_t, *s6_dtally_ref ;
+struct s6_dtally_s
+{
+  tain stamp ;
+  unsigned char exitcode ;
+  unsigned char sig ;
+} ;
+#define S6_DTALLY_ZERO { .stamp = TAIN_ZERO, .exitcode = 0, .sig = 0 }
+
+#define S6_DTALLY_PACK (TAIN_PACK + 2)
+
+extern void s6_dtally_pack (char *, s6_dtally_t const *) ;
+extern void s6_dtally_unpack (char const *, s6_dtally_t *) ;
+extern ssize_t s6_dtally_read (char const *, s6_dtally_t *, size_t) ;
+extern int s6_dtally_write (char const *, s6_dtally_t const *, size_t) ;
+
+#endif