From 6fdb4834cdb5557d9bd7562f61984da8bd0d9c80 Mon Sep 17 00:00:00 2001 From: Laurent Bercot Date: Thu, 9 Sep 2021 19:58:12 +0000 Subject: Prepare for 0.2.0.0, lots of changes. - Make _r functions completely thread-safe. - Save a lot of forking by having a persistent nsss_switch_query - Introduce a timeout to make the server expire - Start writing nsss-switch, not working yet. Signed-off-by: Laurent Bercot --- src/libnsss/nsss_switch_startf.c | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 src/libnsss/nsss_switch_startf.c (limited to 'src/libnsss/nsss_switch_startf.c') diff --git a/src/libnsss/nsss_switch_startf.c b/src/libnsss/nsss_switch_startf.c new file mode 100644 index 0000000..faabd1f --- /dev/null +++ b/src/libnsss/nsss_switch_startf.c @@ -0,0 +1,26 @@ +/* ISC license. */ + +#include + +#include +#include +#include + +#include + +static inline pid_t nsss_switch_spawn (nsss_switch_t *a, char const *const *argv, tain const *deadline, tain *stamp) +{ + int fd ; + pid_t pid = child_spawn1_socket(argv[0], argv, (char const *const *)environ, &fd) ; + if (!pid) return 0 ; + buffer_init(&a->b, &buffer_read, fd, a->buf, NSSS_SWITCH_BUFSIZE) ; + return pid ; +} + +int nsss_switch_startf (nsss_switch_t *a, unsigned int what, char const *const *argv, tain const *deadline, tain *stamp) +{ + if (!a->held && !nsss_switch_spawn(a, argv, deadline, stamp)) return 0 ; + a->held |= what & 0x7u ; + a->path = 0 ; + return 1 ; +} -- cgit v1.3.1