diff options
| author | Lennart Poettering <lennart@poettering.net> | 2015-04-21 20:58:09 +0200 |
|---|---|---|
| committer | Sven Eden <yamakuzure@gmx.net> | 2017-03-14 08:09:21 +0100 |
| commit | c16e820c0af4ce234a53c72789248c3dc8c4d69d (patch) | |
| tree | 46a037d65eec9a933c7a06e51a54631f66ac4128 /src/libelogind/sd-bus/bus-creds.c | |
| parent | 70a05c1bd337152b69a64c297a883d2790eee14f (diff) | |
sd-bus: expose ppid field
kdbus has been passing us the ppid file for a while, actually make use
of it.
Diffstat (limited to 'src/libelogind/sd-bus/bus-creds.c')
| -rw-r--r-- | src/libelogind/sd-bus/bus-creds.c | 33 |
1 files changed, 32 insertions, 1 deletions
diff --git a/src/libelogind/sd-bus/bus-creds.c b/src/libelogind/sd-bus/bus-creds.c index f86bd27ff..ab48aafcc 100644 --- a/src/libelogind/sd-bus/bus-creds.c +++ b/src/libelogind/sd-bus/bus-creds.c @@ -292,6 +292,17 @@ _public_ int sd_bus_creds_get_pid(sd_bus_creds *c, pid_t *pid) { return 0; } +_public_ int sd_bus_creds_get_ppid(sd_bus_creds *c, pid_t *ppid) { + assert_return(c, -EINVAL); + assert_return(ppid, -EINVAL); + + if (!(c->mask & SD_BUS_CREDS_PPID)) + return -ENODATA; + + *ppid = c->ppid; + return 0; +} + _public_ int sd_bus_creds_get_tid(sd_bus_creds *c, pid_t *tid) { assert_return(c, -EINVAL); assert_return(tid, -EINVAL); @@ -694,7 +705,8 @@ int bus_creds_add_more(sd_bus_creds *c, uint64_t mask, pid_t pid, pid_t tid) { c->mask |= SD_BUS_CREDS_TID; } - if (missing & (SD_BUS_CREDS_UID | SD_BUS_CREDS_EUID | SD_BUS_CREDS_SUID | SD_BUS_CREDS_FSUID | + if (missing & (SD_BUS_CREDS_PPID | + SD_BUS_CREDS_UID | SD_BUS_CREDS_EUID | SD_BUS_CREDS_SUID | SD_BUS_CREDS_FSUID | SD_BUS_CREDS_GID | SD_BUS_CREDS_EGID | SD_BUS_CREDS_SGID | SD_BUS_CREDS_FSGID | SD_BUS_CREDS_SUPPLEMENTARY_GIDS | SD_BUS_CREDS_EFFECTIVE_CAPS | SD_BUS_CREDS_INHERITABLE_CAPS | @@ -717,6 +729,20 @@ int bus_creds_add_more(sd_bus_creds *c, uint64_t mask, pid_t pid, pid_t tid) { FOREACH_LINE(line, f, return -errno) { truncate_nl(line); + if (missing & SD_BUS_CREDS_PPID) { + p = startswith(line, "PPid:"); + if (p) { + p += strspn(p, WHITESPACE); + + r = parse_pid(p, &c->ppid); + if (r < 0) + return r; + + c->mask |= SD_BUS_CREDS_PPID; + continue; + } + } + if (missing & (SD_BUS_CREDS_UID|SD_BUS_CREDS_EUID|SD_BUS_CREDS_SUID|SD_BUS_CREDS_FSUID)) { p = startswith(line, "Uid:"); if (p) { @@ -981,6 +1007,11 @@ int bus_creds_extend_by_pid(sd_bus_creds *c, uint64_t mask, sd_bus_creds **ret) n->mask |= SD_BUS_CREDS_TID; } + if (c->mask & mask & SD_BUS_CREDS_PPID) { + n->ppid = c->ppid; + n->mask |= SD_BUS_CREDS_PPID; + } + if (c->mask & mask & SD_BUS_CREDS_UID) { n->uid = c->uid; n->mask |= SD_BUS_CREDS_UID; |