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path: root/src/libsystemd-bus/bus-message.c
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Diffstat (limited to 'src/libsystemd-bus/bus-message.c')
-rw-r--r--src/libsystemd-bus/bus-message.c234
1 files changed, 16 insertions, 218 deletions
diff --git a/src/libsystemd-bus/bus-message.c b/src/libsystemd-bus/bus-message.c
index 132426f6fd..dd058e72c4 100644
--- a/src/libsystemd-bus/bus-message.c
+++ b/src/libsystemd-bus/bus-message.c
@@ -143,16 +143,12 @@ static void message_free(sd_bus_message *m) {
if (m->iovec != m->iovec_fixed)
free(m->iovec);
- free(m->cmdline_array);
-
message_reset_containers(m);
free(m->root_container.signature);
free(m->peeked_signature);
- free(m->unit);
- free(m->user_unit);
- free(m->session);
+ bus_creds_done(&m->creds);
free(m);
}
@@ -358,15 +354,17 @@ int bus_message_from_header(
m->n_fds = n_fds;
if (ucred) {
- m->uid = ucred->uid;
- m->pid = ucred->pid;
- m->gid = ucred->gid;
- m->uid_valid = m->gid_valid = true;
+ m->creds.uid = ucred->uid;
+ m->creds.pid = ucred->pid;
+ m->creds.gid = ucred->gid;
+ m->creds.mask |= SD_BUS_CREDS_UID | SD_BUS_CREDS_PID | SD_BUS_CREDS_GID;
}
if (label) {
- m->label = (char*) m + ALIGN(sizeof(sd_bus_message)) + ALIGN(extra);
- memcpy(m->label, label, label_sz + 1);
+ m->creds.label = (char*) m + ALIGN(sizeof(sd_bus_message)) + ALIGN(extra);
+ memcpy(m->creds.label, label, label_sz + 1);
+
+ m->creds.mask |= SD_BUS_CREDS_SELINUX_CONTEXT;
}
if (bus)
@@ -811,63 +809,10 @@ _public_ const sd_bus_error *sd_bus_message_get_error(sd_bus_message *m) {
return &m->error;
}
-_public_ int sd_bus_message_get_uid(sd_bus_message *m, uid_t *uid) {
- assert_return(m, -EINVAL);
- assert_return(uid, -EINVAL);
- assert_return(m->uid_valid, -ESRCH);
-
- *uid = m->uid;
- return 0;
-}
-
-_public_ int sd_bus_message_get_gid(sd_bus_message *m, gid_t *gid) {
- assert_return(m, -EINVAL);
- assert_return(gid, -EINVAL);
- assert_return(m->gid_valid, -ESRCH);
-
- *gid = m->gid;
- return 0;
-}
-
-_public_ int sd_bus_message_get_pid(sd_bus_message *m, pid_t *pid) {
- assert_return(m, -EINVAL);
- assert_return(pid, -EINVAL);
- assert_return(m->pid > 0, -ESRCH);
-
- *pid = m->pid;
- return 0;
-}
-
-_public_ int sd_bus_message_get_tid(sd_bus_message *m, pid_t *tid) {
- assert_return(m, -EINVAL);
- assert_return(tid, -EINVAL);
- assert_return(m->tid > 0, -ESRCH);
-
- *tid = m->tid;
- return 0;
-}
-
-_public_ int sd_bus_message_get_pid_starttime(sd_bus_message *m, uint64_t *usec) {
- assert_return(m, -EINVAL);
- assert_return(usec, -EINVAL);
- assert_return(m->pid_starttime > 0, -ESRCH);
-
- *usec = m->pid_starttime;
- return 0;
-}
-
-_public_ int sd_bus_message_get_selinux_context(sd_bus_message *m, const char **ret) {
- assert_return(m, -EINVAL);
- assert_return(m->label, -ESRCH);
-
- *ret = m->label;
- return 0;
-}
-
_public_ int sd_bus_message_get_monotonic_timestamp(sd_bus_message *m, uint64_t *usec) {
assert_return(m, -EINVAL);
assert_return(usec, -EINVAL);
- assert_return(m->monotonic > 0, -ESRCH);
+ assert_return(m->monotonic > 0, -ENODATA);
*usec = m->monotonic;
return 0;
@@ -876,166 +821,19 @@ _public_ int sd_bus_message_get_monotonic_timestamp(sd_bus_message *m, uint64_t
_public_ int sd_bus_message_get_realtime_timestamp(sd_bus_message *m, uint64_t *usec) {
assert_return(m, -EINVAL);
assert_return(usec, -EINVAL);
- assert_return(m->realtime > 0, -ESRCH);
+ assert_return(m->realtime > 0, -ENODATA);
*usec = m->realtime;
return 0;
}
-_public_ int sd_bus_message_get_comm(sd_bus_message *m, const char **ret) {
- assert_return(m, -EINVAL);
- assert_return(ret, -EINVAL);
- assert_return(m->comm, -ESRCH);
-
- *ret = m->comm;
- return 0;
-}
-
-_public_ int sd_bus_message_get_tid_comm(sd_bus_message *m, const char **ret) {
- assert_return(m, -EINVAL);
- assert_return(ret, -EINVAL);
- assert_return(m->tid_comm, -ESRCH);
-
- *ret = m->tid_comm;
- return 0;
-}
-
-_public_ int sd_bus_message_get_exe(sd_bus_message *m, const char **ret) {
- assert_return(m, -EINVAL);
- assert_return(ret, -EINVAL);
- assert_return(m->exe, -ESRCH);
-
- *ret = m->exe;
- return 0;
-}
-
-_public_ int sd_bus_message_get_cgroup(sd_bus_message *m, const char **ret) {
- assert_return(m, -EINVAL);
- assert_return(ret, -EINVAL);
- assert_return(m->cgroup, -ESRCH);
-
- *ret = m->cgroup;
- return 0;
-}
-
-_public_ int sd_bus_message_get_unit(sd_bus_message *m, const char **ret) {
- int r;
-
- assert_return(m, -EINVAL);
- assert_return(ret, -EINVAL);
- assert_return(m->cgroup, -ESRCH);
-
- if (!m->unit) {
- r = cg_path_get_unit(m->cgroup, &m->unit);
- if (r < 0)
- return r;
- }
-
- *ret = m->unit;
- return 0;
-}
-
-_public_ int sd_bus_message_get_user_unit(sd_bus_message *m, const char **ret) {
- int r;
-
- assert_return(m, -EINVAL);
- assert_return(ret, -EINVAL);
- assert_return(m->cgroup, -ESRCH);
-
- if (!m->user_unit) {
- r = cg_path_get_user_unit(m->cgroup, &m->user_unit);
- if (r < 0)
- return r;
- }
-
- *ret = m->user_unit;
- return 0;
-}
-
-_public_ int sd_bus_message_get_session(sd_bus_message *m, const char **ret) {
- int r;
-
- assert_return(m, -EINVAL);
- assert_return(ret, -EINVAL);
- assert_return(m->cgroup, -ESRCH);
-
- if (!m->session) {
- r = cg_path_get_session(m->cgroup, &m->session);
- if (r < 0)
- return r;
- }
-
- *ret = m->session;
- return 0;
-}
-
-_public_ int sd_bus_message_get_owner_uid(sd_bus_message *m, uid_t *uid) {
- assert_return(m, -EINVAL);
- assert_return(uid, -EINVAL);
- assert_return(m->cgroup, -ESRCH);
-
- return cg_path_get_owner_uid(m->cgroup, uid);
-}
-
-_public_ int sd_bus_message_get_cmdline(sd_bus_message *m, char ***cmdline) {
- size_t n, i;
- const char *p;
- bool first;
-
- assert_return(m, -EINVAL);
- assert_return(m->cmdline, -ESRCH);
-
- for (p = m->cmdline, n = 0; p < m->cmdline + m->cmdline_length; p++)
- if (*p == 0)
- n++;
-
- m->cmdline_array = new(char*, n + 1);
- if (!m->cmdline_array)
- return -ENOMEM;
-
- for (p = m->cmdline, i = 0, first = true; p < m->cmdline + m->cmdline_length; p++) {
- if (first)
- m->cmdline_array[i++] = (char*) p;
-
- first = *p == 0;
- }
-
- m->cmdline_array[i] = NULL;
- *cmdline = m->cmdline_array;
-
- return 0;
-}
-
-_public_ int sd_bus_message_get_audit_sessionid(sd_bus_message *m, uint32_t *sessionid) {
- assert_return(m, -EINVAL);
- assert_return(sessionid, -EINVAL);
- assert_return(m->audit, -ESRCH);
-
- *sessionid = m->audit->sessionid;
- return 0;
-}
-
-_public_ int sd_bus_message_get_audit_loginuid(sd_bus_message *m, uid_t *uid) {
- assert_return(m, -EINVAL);
- assert_return(uid, -EINVAL);
- assert_return(m->audit, -ESRCH);
-
- *uid = m->audit->loginuid;
- return 0;
-}
-
-_public_ int sd_bus_message_has_effective_cap(sd_bus_message *m, int capability) {
- unsigned sz;
-
- assert_return(m, -EINVAL);
- assert_return(capability < 0, -EINVAL);
- assert_return(!m->capability, -ESRCH);
+_public_ sd_bus_creds *sd_bus_message_get_creds(sd_bus_message *m) {
+ assert_return(m, NULL);
- sz = m->capability_size / 4;
- if ((unsigned) capability >= sz*8)
- return 0;
+ if (m->creds.mask == 0)
+ return NULL;
- return !!(m->capability[2 * sz + (capability / 8)] & (1 << (capability % 8)));
+ return &m->creds;
}
_public_ int sd_bus_message_is_signal(sd_bus_message *m,
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-07-28 22:54:22 +0000