#include "sd-bus.h"
#include "kdbus.h"
#include "time-util.h"
+#include "bus-creds.h"
+#include "bus-protocol.h"
struct bus_container {
char enclosing;
+ bool need_offsets:1;
+ /* Indexes into the signature string */
+ unsigned index, saved_index;
char *signature;
- unsigned index;
+ size_t before, begin, end;
+
+ /* dbus1: pointer to the array size value, if this is a value */
uint32_t *array_size;
- size_t begin;
+
+ /* gvariant: list of offsets to end of children if this is struct/dict entry/array */
+ size_t *offsets, n_offsets, offsets_allocated, offset_index;
+ size_t item_size;
};
struct bus_header {
uint32_t fields_size;
} _packed_;
+struct bus_body_part {
+ struct bus_body_part *next;
+ void *data;
+ size_t size;
+ size_t mapped;
+ size_t allocated;
+ int memfd;
+ bool free_this:1;
+ bool munmap_this:1;
+ bool sealed:1;
+ bool is_zero:1;
+};
+
struct sd_bus_message {
unsigned n_ref;
+ sd_bus *bus;
+
uint32_t reply_serial;
const char *path;
sd_bus_error error;
- uid_t uid;
- gid_t gid;
- pid_t pid;
- pid_t tid;
- usec_t pid_starttime;
+ sd_bus_creds creds;
+
+ usec_t monotonic;
+ usec_t realtime;
bool sealed:1;
bool dont_send:1;
bool allow_fds:1;
- bool uid_valid:1;
- bool gid_valid:1;
bool free_header:1;
- bool free_fields:1;
- bool free_body:1;
bool free_kdbus:1;
bool free_fds:1;
+ bool release_kdbus:1;
+ bool poisoned:1;
struct bus_header *header;
- void *fields;
- void *body;
- struct kdbus_msg *kdbus;
-
- char *label;
+ struct bus_body_part body;
+ struct bus_body_part *body_end;
+ unsigned n_body_parts;
size_t rindex;
+ struct bus_body_part *cached_rindex_part;
+ size_t cached_rindex_part_begin;
uint32_t n_fds;
int *fds;
struct bus_container root_container, *containers;
unsigned n_containers;
+ size_t containers_allocated;
- struct iovec iovec[4];
+ struct iovec *iovec;
+ struct iovec iovec_fixed[2];
unsigned n_iovec;
+ struct kdbus_msg *kdbus;
+
char *peeked_signature;
+ /* If set replies to this message must carry the signature
+ * specified here to successfully seal. This is initialized
+ * from the vtable data */
+ const char *enforced_reply_signature;
+
usec_t timeout;
+
+ char sender_buffer[3 + DECIMAL_STR_MAX(uint64_t) + 1];
+ char destination_buffer[3 + DECIMAL_STR_MAX(uint64_t) + 1];
+
+ size_t header_offsets[_BUS_MESSAGE_HEADER_MAX];
+ unsigned n_header_offsets;
};
-#define BUS_MESSAGE_NEED_BSWAP(m) ((m)->header->endian != SD_BUS_NATIVE_ENDIAN)
+#define BUS_MESSAGE_NEED_BSWAP(m) ((m)->header->endian != BUS_NATIVE_ENDIAN)
static inline uint16_t BUS_MESSAGE_BSWAP16(sd_bus_message *m, uint16_t u) {
return BUS_MESSAGE_NEED_BSWAP(m) ? bswap_16(u) : u;
BUS_MESSAGE_BODY_SIZE(m);
}
-static inline void bus_message_unrefp(sd_bus_message **m) {
- sd_bus_message_unref(*m);
+static inline uint32_t BUS_MESSAGE_BODY_BEGIN(sd_bus_message *m) {
+ return
+ sizeof(struct bus_header) +
+ ALIGN8(BUS_MESSAGE_FIELDS_SIZE(m));
}
-#define _cleanup_bus_message_unref_ __attribute__((cleanup(bus_message_unrefp)))
+static inline void* BUS_MESSAGE_FIELDS(sd_bus_message *m) {
+ return (uint8_t*) m->header + sizeof(struct bus_header);
+}
-int bus_message_seal(sd_bus_message *m, uint64_t serial);
-int bus_message_dump(sd_bus_message *m);
+static inline bool BUS_MESSAGE_IS_GVARIANT(sd_bus_message *m) {
+ return m->header->version == 2;
+}
+
+int bus_message_seal(sd_bus_message *m, uint64_t serial, usec_t timeout);
int bus_message_get_blob(sd_bus_message *m, void **buffer, size_t *sz);
int bus_message_read_strv_extend(sd_bus_message *m, char ***l);
int bus_message_from_header(
+ sd_bus *bus,
void *header,
size_t length,
int *fds,
sd_bus_message **ret);
int bus_message_from_malloc(
+ sd_bus *bus,
void *buffer,
size_t length,
int *fds,
int bus_message_parse_fields(sd_bus_message *m);
-int bus_header_size(struct bus_header *h, size_t *sum);
+bool bus_header_is_complete(struct bus_header *h, size_t size);
+int bus_header_message_size(struct bus_header *h, size_t *sum);
+
+struct bus_body_part *message_append_part(sd_bus_message *m);
+
+#define MESSAGE_FOREACH_PART(part, i, m) \
+ for ((i) = 0, (part) = &(m)->body; (i) < (m)->n_body_parts; (i)++, (part) = (part)->next)
+
+int bus_body_part_map(struct bus_body_part *part);
+void bus_body_part_unmap(struct bus_body_part *part);
+
+int bus_message_to_errno(sd_bus_message *m);
+
+int bus_message_new_synthetic_error(sd_bus *bus, uint64_t serial, const sd_bus_error *e, sd_bus_message **m);
+
+int bus_message_remarshal(sd_bus *bus, sd_bus_message **m);
+
+int bus_message_append_sender(sd_bus_message *m, const char *sender);