#include "util.h"
#include "utf8.h"
#include "strv.h"
+#include "time-util.h"
+#include "cgroup-util.h"
#include "sd-bus.h"
#include "bus-message.h"
#include "bus-type.h"
#include "bus-signature.h"
-static int message_parse_fields(sd_bus_message *m);
static int message_append_basic(sd_bus_message *m, char type, const void *p, const void **stored);
static void reset_containers(sd_bus_message *m) {
if (m->free_body)
free(m->body);
+ if (m->free_kdbus)
+ free(m->kdbus);
+
if (m->free_fds) {
close_many(m->fds, m->n_fds);
free(m->fds);
}
+ free(m->cmdline_array);
+
reset_containers(m);
free(m->root_container.signature);
free(m->peeked_signature);
+
+ free(m->unit);
+ free(m->user_unit);
+ free(m->session);
free(m);
}
return 0;
}
-int bus_message_from_malloc(
+int bus_message_from_header(
void *buffer,
size_t length,
int *fds,
unsigned n_fds,
const struct ucred *ucred,
const char *label,
+ size_t extra,
sd_bus_message **ret) {
sd_bus_message *m;
struct bus_header *h;
- size_t total, fs, bs, label_sz, a;
- int r;
+ size_t a, label_sz;
assert(buffer || length <= 0);
assert(fds || n_fds <= 0);
if (h->type == _SD_BUS_MESSAGE_TYPE_INVALID)
return -EBADMSG;
- if (h->endian == SD_BUS_NATIVE_ENDIAN) {
- fs = h->fields_size;
- bs = h->body_size;
- } else if (h->endian == SD_BUS_REVERSE_ENDIAN) {
- fs = bswap_32(h->fields_size);
- bs = bswap_32(h->body_size);
- } else
+ if (h->endian != SD_BUS_LITTLE_ENDIAN &&
+ h->endian != SD_BUS_BIG_ENDIAN)
return -EBADMSG;
- total = sizeof(struct bus_header) + ALIGN_TO(fs, 8) + bs;
- if (length != total)
- return -EBADMSG;
+ a = ALIGN(sizeof(sd_bus_message)) + ALIGN(extra);
if (label) {
label_sz = strlen(label);
- a = ALIGN(sizeof(sd_bus_message)) + label_sz + 1;
- } else
- a = sizeof(sd_bus_message);
+ a += label_sz + 1;
+ }
m = malloc0(a);
if (!m)
m->n_ref = 1;
m->sealed = true;
m->header = h;
- m->fields = (uint8_t*) buffer + sizeof(struct bus_header);
- m->body = (uint8_t*) buffer + sizeof(struct bus_header) + ALIGN_TO(fs, 8);
m->fds = fds;
m->n_fds = n_fds;
}
if (label) {
- m->label = (char*) m + ALIGN(sizeof(sd_bus_message));
+ m->label = (char*) m + ALIGN(sizeof(sd_bus_message)) + ALIGN(extra);
memcpy(m->label, label, label_sz + 1);
}
+ *ret = m;
+ return 0;
+}
+
+int bus_message_from_malloc(
+ void *buffer,
+ size_t length,
+ int *fds,
+ unsigned n_fds,
+ const struct ucred *ucred,
+ const char *label,
+ sd_bus_message **ret) {
+
+ sd_bus_message *m;
+ int r;
+
+ r = bus_message_from_header(buffer, length, fds, n_fds, ucred, label, 0, &m);
+ if (r < 0)
+ return r;
+
+ if (length != BUS_MESSAGE_SIZE(m)) {
+ r = -EBADMSG;
+ goto fail;
+ }
+
+ m->fields = (uint8_t*) buffer + sizeof(struct bus_header);
+ m->body = (uint8_t*) buffer + sizeof(struct bus_header) + ALIGN8(BUS_MESSAGE_FIELDS_SIZE(m));
+
m->n_iovec = 1;
m->iovec[0].iov_base = buffer;
m->iovec[0].iov_len = length;
- m->size = length;
- r = message_parse_fields(m);
+ r = bus_message_parse_fields(m);
if (r < 0)
goto fail;
int sd_bus_message_get_uid(sd_bus_message *m, uid_t *uid) {
if (!m)
return -EINVAL;
+ if (!uid)
+ return -EINVAL;
if (!m->uid_valid)
- return -ENOENT;
+ return -ESRCH;
*uid = m->uid;
return 0;
int sd_bus_message_get_gid(sd_bus_message *m, gid_t *gid) {
if (!m)
return -EINVAL;
+ if (!gid)
+ return -EINVAL;
if (!m->gid_valid)
- return -ENOENT;
+ return -ESRCH;
*gid = m->gid;
return 0;
int sd_bus_message_get_pid(sd_bus_message *m, pid_t *pid) {
if (!m)
return -EINVAL;
+ if (!pid)
+ return -EINVAL;
if (m->pid <= 0)
- return -ENOENT;
+ return -ESRCH;
*pid = m->pid;
return 0;
int sd_bus_message_get_tid(sd_bus_message *m, pid_t *tid) {
if (!m)
return -EINVAL;
+ if (!tid)
+ return -EINVAL;
if (m->tid <= 0)
- return -ENOENT;
+ return -ESRCH;
*tid = m->tid;
return 0;
}
-const char *sd_bus_message_get_label(sd_bus_message *m) {
+int sd_bus_message_get_pid_starttime(sd_bus_message *m, uint64_t *usec) {
if (!m)
- return NULL;
+ return -EINVAL;
+ if (!usec)
+ return -EINVAL;
+ if (m->pid_starttime <= 0)
+ return -ESRCH;
+
+ *usec = m->pid_starttime;
+ return 0;
+}
+
+int sd_bus_message_get_selinux_context(sd_bus_message *m, const char **ret) {
+ if (!m)
+ return -EINVAL;
+ if (!m->label)
+ return -ESRCH;
- return m->label;
+ *ret = m->label;
+ return 0;
+}
+
+int sd_bus_message_get_monotonic_timestamp(sd_bus_message *m, uint64_t *usec) {
+ if (!m)
+ return -EINVAL;
+ if (!usec)
+ return -EINVAL;
+ if (m->monotonic <= 0)
+ return -ESRCH;
+
+ *usec = m->monotonic;
+ return 0;
+}
+
+int sd_bus_message_get_realtime_timestamp(sd_bus_message *m, uint64_t *usec) {
+ if (!m)
+ return -EINVAL;
+ if (!usec)
+ return -EINVAL;
+ if (m->realtime <= 0)
+ return -ESRCH;
+
+ *usec = m->realtime;
+ return 0;
+}
+
+int sd_bus_message_get_comm(sd_bus_message *m, const char **ret) {
+ if (!m)
+ return -EINVAL;
+ if (!ret)
+ return -EINVAL;
+ if (!m->comm)
+ return -ESRCH;
+
+ *ret = m->comm;
+ return 0;
+}
+
+int sd_bus_message_get_tid_comm(sd_bus_message *m, const char **ret) {
+ if (!m)
+ return -EINVAL;
+ if (!ret)
+ return -EINVAL;
+ if (!m->tid_comm)
+ return -ESRCH;
+
+ *ret = m->tid_comm;
+ return 0;
+}
+
+int sd_bus_message_get_exe(sd_bus_message *m, const char **ret) {
+ if (!m)
+ return -EINVAL;
+ if (!ret)
+ return -EINVAL;
+ if (!m->exe)
+ return -ESRCH;
+
+ *ret = m->exe;
+ return 0;
+}
+
+int sd_bus_message_get_cgroup(sd_bus_message *m, const char **ret) {
+ if (!m)
+ return -EINVAL;
+ if (!ret)
+ return -EINVAL;
+ if (!m->cgroup)
+ return -ESRCH;
+
+ *ret = m->cgroup;
+ return 0;
+}
+
+int sd_bus_message_get_unit(sd_bus_message *m, const char **ret) {
+ int r;
+
+ if (!m)
+ return -EINVAL;
+ if (!ret)
+ return -EINVAL;
+ if (!m->cgroup)
+ return -ESRCH;
+
+ if (!m->unit) {
+ r = cg_path_get_unit(m->cgroup, &m->unit);
+ if (r < 0)
+ return r;
+ }
+
+ *ret = m->unit;
+ return 0;
+}
+
+int sd_bus_message_get_user_unit(sd_bus_message *m, const char **ret) {
+ int r;
+
+ if (!m)
+ return -EINVAL;
+ if (!ret)
+ return -EINVAL;
+ if (!m->cgroup)
+ return -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;
+}
+
+int sd_bus_message_get_session(sd_bus_message *m, const char **ret) {
+ int r;
+
+ if (!m)
+ return -EINVAL;
+ if (!ret)
+ return -EINVAL;
+ if (!m->cgroup)
+ return -ESRCH;
+
+ if (!m->session) {
+ r = cg_path_get_session(m->cgroup, &m->session);
+ if (r < 0)
+ return r;
+ }
+
+ *ret = m->session;
+ return 0;
+}
+
+int sd_bus_message_get_owner_uid(sd_bus_message *m, uid_t *uid) {
+ if (!m)
+ return -EINVAL;
+ if (!uid)
+ return -EINVAL;
+ if (!m->cgroup)
+ return -ESRCH;
+
+ return cg_path_get_owner_uid(m->cgroup, uid);
+}
+
+int sd_bus_message_get_cmdline(sd_bus_message *m, char ***cmdline) {
+ size_t n, i;
+ const char *p;
+ bool first;
+
+ if (!m)
+ return -EINVAL;
+
+ if (!m->cmdline)
+ return -ENOENT;
+
+ 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;
+}
+
+int sd_bus_message_get_audit_sessionid(sd_bus_message *m, uint32_t *sessionid) {
+ if (!m)
+ return -EINVAL;
+ if (!sessionid)
+ return -EINVAL;
+ if (!m->audit)
+ return -ESRCH;
+
+ *sessionid = m->audit->sessionid;
+ return 0;
+}
+
+int sd_bus_message_get_audit_loginuid(sd_bus_message *m, uid_t *uid) {
+ if (!m)
+ return -EINVAL;
+ if (!uid)
+ return -EINVAL;
+ if (!m->audit)
+ return -ESRCH;
+
+ *uid = m->audit->loginuid;
+ return 0;
+}
+
+int sd_bus_message_has_effective_cap(sd_bus_message *m, int capability) {
+ unsigned sz;
+
+ if (!m)
+ return -EINVAL;
+ if (capability < 0)
+ return -EINVAL;
+ if (!m->capability)
+ return -ESRCH;
+
+ sz = m->capability_size / 4;
+ if ((unsigned) capability >= sz*8)
+ return 0;
+
+ return !!(m->capability[2 * sz + (capability / 8)] & (1 << (capability % 8)));
}
int sd_bus_message_is_signal(sd_bus_message *m, const char *interface, const char *member) {
struct bus_container *c, *w;
uint32_t *array_size = NULL;
char *signature;
+ size_t before;
int r;
if (!m)
if (!signature)
return -ENOMEM;
+ /* Save old index in the parent container, in case we have to
+ * abort this container */
+ c->saved_index = c->index;
+ before = m->header->body_size;
+
if (type == SD_BUS_TYPE_ARRAY)
r = bus_message_open_array(m, c, contents, &array_size);
else if (type == SD_BUS_TYPE_VARIANT)
w->signature = signature;
w->index = 0;
w->array_size = array_size;
- w->begin = 0;
+ w->before = before;
+ w->begin = m->rindex;
return 0;
}
return 0;
}
+static void message_abort_container(sd_bus_message *m) {
+ struct bus_container *c;
+ size_t delta;
+
+ assert(m);
+ assert(!m->sealed);
+ assert(m->n_containers > 0);
+
+ c = message_get_container(m);
+
+ /* Undo appends */
+ assert(m->header->body_size >= c->before);
+ delta = m->header->body_size - c->before;
+ m->header->body_size = c->before;
+
+ /* Free container */
+ free(c->signature);
+ m->n_containers--;
+
+ /* Correct index of new top-level container */
+ c = message_get_container(m);
+ c->index = c->saved_index;
+
+ /* Correct array sizes all the way up */
+ for (c = m->containers; c < m->containers + m->n_containers; c++)
+ if (c->array_size) {
+ assert(*c->array_size >= delta);
+ *c->array_size -= delta;
+ }
+}
typedef struct {
const char *types;
return r;
}
+int sd_bus_message_append_array_ptr(sd_bus_message *m, char type, size_t size, void **ptr) {
+ ssize_t align, sz;
+ void *a;
+ int r;
+
+ if (!m)
+ return -EINVAL;
+ if (m->sealed)
+ return -EPERM;
+ if (!bus_type_is_trivial(type))
+ return -EINVAL;
+ if (!ptr && size > 0)
+ return -EINVAL;
+
+ align = bus_type_get_alignment(type);
+ sz = bus_type_get_size(type);
+
+ assert_se(align > 0);
+ assert_se(sz > 0);
+
+ if (size % sz != 0)
+ return -EINVAL;
+
+ r = sd_bus_message_open_container(m, SD_BUS_TYPE_ARRAY, CHAR_TO_STR(type));
+ if (r < 0)
+ return r;
+
+ a = message_extend_body(m, align, size);
+ if (!a) {
+ r = -ENOMEM;
+ goto fail;
+ }
+
+ r = sd_bus_message_close_container(m);
+ if (r < 0)
+ goto fail;
+
+ *ptr = a;
+ return 0;
+
+fail:
+ message_abort_container(m);
+ return r;
+}
+
+int sd_bus_message_append_array(sd_bus_message *m, char type, const void *ptr, size_t size) {
+ int r;
+ void *p;
+
+ if (!ptr && size > 0)
+ return -EINVAL;
+
+ r = sd_bus_message_append_array_ptr(m, type, size, &p);
+ if (r < 0)
+ return r;
+
+ if (size > 0)
+ memcpy(p, ptr, size);
+
+ return 0;
+}
+
static int buffer_peek(const void *p, uint32_t sz, size_t *rindex, size_t align, size_t nbytes, void **r) {
size_t k, start, n;
assert_not_reached("Unknown basic type...");
}
- m->rindex = rindex;
+ m->rindex = rindex;
break;
}
struct bus_container *c, *w;
uint32_t *array_size = NULL;
char *signature;
+ size_t before;
int r;
if (!m)
if (!signature)
return -ENOMEM;
+ c->saved_index = c->index;
+ before = m->rindex;
+
if (type == SD_BUS_TYPE_ARRAY)
r = bus_message_enter_array(m, c, contents, &array_size);
else if (type == SD_BUS_TYPE_VARIANT)
w->signature = signature;
w->index = 0;
w->array_size = array_size;
+ w->before = before;
w->begin = m->rindex;
return 1;
return 1;
}
+static void message_quit_container(sd_bus_message *m) {
+ struct bus_container *c;
+
+ assert(m);
+ assert(m->sealed);
+ assert(m->n_containers > 0);
+
+ c = message_get_container(m);
+
+ /* Undo seeks */
+ assert(m->rindex >= c->before);
+ m->rindex = c->before;
+
+ /* Free container */
+ free(c->signature);
+ m->n_containers--;
+
+ /* Correct index of new top-level container */
+ c = message_get_container(m);
+ c->index = c->saved_index;
+}
+
int sd_bus_message_peek_type(sd_bus_message *m, char *type, const char **contents) {
struct bus_container *c;
int r;
return r;
}
+int sd_bus_message_read_array(sd_bus_message *m, char type, const void **ptr, size_t *size) {
+ struct bus_container *c;
+ void *p;
+ size_t sz;
+ ssize_t align;
+ int r;
+
+ if (!m)
+ return -EINVAL;
+ if (!m->sealed)
+ return -EPERM;
+ if (!bus_type_is_trivial(type))
+ return -EINVAL;
+ if (!ptr)
+ return -EINVAL;
+ if (!size)
+ return -EINVAL;
+ if (BUS_MESSAGE_NEED_BSWAP(m))
+ return -ENOTSUP;
+
+ align = bus_type_get_alignment(type);
+ if (align < 0)
+ return align;
+
+ r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, CHAR_TO_STR(type));
+ if (r < 0)
+ return r;
+
+ c = message_get_container(m);
+ sz = BUS_MESSAGE_BSWAP32(m, *c->array_size);
+
+ r = message_peek_body(m, &m->rindex, align, sz, &p);
+ if (r < 0)
+ goto fail;
+ if (r == 0) {
+ r = -EBADMSG;
+ goto fail;
+ }
+
+ r = sd_bus_message_exit_container(m);
+ if (r < 0)
+ goto fail;
+
+ *ptr = (const void*) p;
+ *size = sz;
+
+ return 1;
+
+fail:
+ message_quit_container(m);
+ return r;
+}
+
static int message_peek_fields(
sd_bus_message *m,
size_t *rindex,
}
}
-static int message_parse_fields(sd_bus_message *m) {
+int bus_message_parse_fields(sd_bus_message *m) {
size_t ri;
int r;
uint32_t unix_fds = 0;
return 0;
}
-static void setup_iovec(sd_bus_message *m) {
- assert(m);
- assert(m->sealed);
-
- m->n_iovec = 0;
- m->size = 0;
-
- m->iovec[m->n_iovec].iov_base = m->header;
- m->iovec[m->n_iovec].iov_len = sizeof(*m->header);
- m->size += m->iovec[m->n_iovec].iov_len;
- m->n_iovec++;
-
- if (m->fields) {
- m->iovec[m->n_iovec].iov_base = m->fields;
- m->iovec[m->n_iovec].iov_len = m->header->fields_size;
- m->size += m->iovec[m->n_iovec].iov_len;
- m->n_iovec++;
-
- if (m->header->fields_size % 8 != 0) {
- static const uint8_t padding[7] = { 0, 0, 0, 0, 0, 0, 0 };
-
- m->iovec[m->n_iovec].iov_base = (void*) padding;
- m->iovec[m->n_iovec].iov_len = 8 - m->header->fields_size % 8;
- m->size += m->iovec[m->n_iovec].iov_len;
- m->n_iovec++;
- }
- }
-
- if (m->body) {
- m->iovec[m->n_iovec].iov_base = m->body;
- m->iovec[m->n_iovec].iov_len = m->header->body_size;
- m->size += m->iovec[m->n_iovec].iov_len;
- m->n_iovec++;
- }
-}
-
int bus_message_seal(sd_bus_message *m, uint64_t serial) {
int r;
+ size_t l, a;
assert(m);
return r;
}
+ l = BUS_MESSAGE_FIELDS_SIZE(m);
+ a = ALIGN8(l) - l;
+
+ if (a > 0) {
+ /* Add padding at the end, since we know the body
+ * needs to start at an 8 byte alignment. */
+ void *p;
+
+ p = message_extend_fields(m, 1, a);
+ if (!p)
+ return -ENOMEM;
+
+ memset(p, 0, a);
+ m->header->fields_size -= a;
+ }
+
m->header->serial = serial;
m->sealed = true;
- setup_iovec(m);
-
return 0;
}
}
int bus_message_dump(sd_bus_message *m) {
+ const char *u = NULL, *uu = NULL, *s = NULL;
+ char **cmdline = NULL;
unsigned level = 1;
int r;
+ uid_t owner, audit_loginuid;
+ uint32_t audit_sessionid;
assert(m);
strna(m->error.message),
yes_no(m->sealed));
+ if (m->pid != 0)
+ printf("\tpid=%lu\n", (unsigned long) m->pid);
+ if (m->tid != 0)
+ printf("\ttid=%lu\n", (unsigned long) m->tid);
+ if (m->uid_valid)
+ printf("\tuid=%lu\n", (unsigned long) m->uid);
+ if (m->gid_valid)
+ printf("\tgid=%lu\n", (unsigned long) m->gid);
+ if (m->pid_starttime != 0)
+ printf("\tpid_starttime=%llu\n", (unsigned long long) m->pid_starttime);
+ if (m->monotonic != 0)
+ printf("\tmonotonic=%llu\n", (unsigned long long) m->monotonic);
+ if (m->realtime != 0)
+ printf("\trealtime=%llu\n", (unsigned long long) m->realtime);
+ if (m->exe)
+ printf("\texe=[%s]\n", m->exe);
+ if (m->comm)
+ printf("\tcomm=[%s]\n", m->comm);
+ if (m->tid_comm)
+ printf("\ttid_comm=[%s]\n", m->tid_comm);
+ if (m->label)
+ printf("\tlabel=[%s]\n", m->label);
+ if (m->cgroup)
+ printf("\tcgroup=[%s]\n", m->cgroup);
+
+ sd_bus_message_get_unit(m, &u);
+ if (u)
+ printf("\tunit=[%s]\n", u);
+ sd_bus_message_get_user_unit(m, &uu);
+ if (uu)
+ printf("\tuser_unit=[%s]\n", uu);
+ sd_bus_message_get_session(m, &s);
+ if (s)
+ printf("\tsession=[%s]\n", s);
+ if (sd_bus_message_get_owner_uid(m, &owner) >= 0)
+ printf("\towner_uid=%lu\n", (unsigned long) owner);
+ if (sd_bus_message_get_audit_loginuid(m, &audit_loginuid) >= 0)
+ printf("\taudit_loginuid=%lu\n", (unsigned long) audit_loginuid);
+ if (sd_bus_message_get_audit_sessionid(m, &audit_sessionid) >= 0)
+ printf("\taudit_sessionid=%lu\n", (unsigned long) audit_sessionid);
+
+ printf("\tCAP_KILL=%i\n", sd_bus_message_has_effective_cap(m, 5));
+
+ if (sd_bus_message_get_cmdline(m, &cmdline) >= 0) {
+ char **c;
+
+ fputs("\tcmdline=[", stdout);
+ STRV_FOREACH(c, cmdline) {
+ if (c != cmdline)
+ putchar(' ');
+
+ fputs(*c, stdout);
+ }
+
+ fputs("]\n", stdout);
+ }
+
r = sd_bus_message_rewind(m, true);
if (r < 0) {
log_error("Failed to rewind: %s", strerror(-r));
int bus_message_get_blob(sd_bus_message *m, void **buffer, size_t *sz) {
size_t total;
- unsigned i;
void *p, *e;
assert(m);
assert(buffer);
assert(sz);
- for (i = 0, total = 0; i < m->n_iovec; i++)
- total += m->iovec[i].iov_len;
+ total = BUS_MESSAGE_SIZE(m);
p = malloc(total);
if (!p)
return -ENOMEM;
- for (i = 0, e = p; i < m->n_iovec; i++)
- e = mempcpy(e, m->iovec[i].iov_base, m->iovec[i].iov_len);
+ e = mempcpy(p, m->header, sizeof(*m->header));
+
+ if (m->fields) {
+ e = mempcpy(e, m->fields, m->header->fields_size);
+
+ if (m->header->fields_size % 8 != 0)
+ e = mempset(e, 0, 8 - (m->header->fields_size % 8));
+ }
+
+ if (m->body)
+ e = mempcpy(e, m->body, m->header->body_size);
+
+ assert(total == (size_t) ((uint8_t*) e - (uint8_t*) p));
*buffer = p;
*sz = total;
const char* bus_message_get_arg(sd_bus_message *m, unsigned i) {
int r;
- const char *t;
- char type;
+ const char *t = NULL;
+ unsigned j;
assert(m);
if (r < 0)
return NULL;
- while (i > 0) {
+ for (j = 0; j <= i; j++) {
+ char type;
+
r = sd_bus_message_peek_type(m, &type, NULL);
if (r < 0)
return NULL;
r = sd_bus_message_read_basic(m, type, &t);
if (r < 0)
return NULL;
-
- i--;
}
- r = sd_bus_message_rewind(m, true);
- if (r < 0)
- return NULL;
-
return t;
}
+
+int bus_header_size(struct bus_header *h, size_t *sum) {
+ size_t fs, bs;
+
+ assert(h);
+ assert(sum);
+
+ if (h->endian == SD_BUS_NATIVE_ENDIAN) {
+ fs = h->fields_size;
+ bs = h->body_size;
+ } else if (h->endian == SD_BUS_REVERSE_ENDIAN) {
+ fs = bswap_32(h->fields_size);
+ bs = bswap_32(h->body_size);
+ } else
+ return -EBADMSG;
+
+ *sum = sizeof(struct bus_header) + ALIGN8(fs) + bs;
+ return 0;
+}
~ianmdlvl / elogind.git / blobdiff