X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Flibsystemd-bus%2Fbus-message.h;h=01a1e01230b21ff0088fd22fa2cc8367924da229;hb=9b29bb6853987bf6fef21531f69864fdfb39eb9a;hp=0184d18dd9a0afca1195073c0e94adeafdb57411;hpb=89ffcd2ad5bf87866314e96c4179ba622851cd6e;p=elogind.git diff --git a/src/libsystemd-bus/bus-message.h b/src/libsystemd-bus/bus-message.h index 0184d18dd..01a1e0123 100644 --- a/src/libsystemd-bus/bus-message.h +++ b/src/libsystemd-bus/bus-message.h @@ -23,21 +23,24 @@ #include #include +#include #include "macro.h" #include "sd-bus.h" +#include "kdbus.h" +#include "time-util.h" struct bus_container { char enclosing; char *signature; - unsigned index; + unsigned index, saved_index; uint32_t *array_size; - size_t begin; + size_t before, begin; }; -_packed_ struct bus_header { +struct bus_header { uint8_t endian; uint8_t type; uint8_t flags; @@ -45,11 +48,23 @@ _packed_ struct bus_header { uint32_t body_size; uint32_t serial; uint32_t fields_size; +} _packed_; + +struct bus_body_part { + void *data; + size_t size; + size_t mapped; + int memfd; + bool free_this:1; + bool sealed:1; + struct bus_body_part *next; }; struct sd_bus_message { unsigned n_ref; + sd_bus *bus; + uint32_t reply_serial; const char *path; @@ -64,20 +79,33 @@ struct sd_bus_message { gid_t gid; pid_t pid; pid_t tid; + usec_t pid_starttime; + 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 dont_send: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 bus_body_part body; + struct bus_body_part *body_end; + unsigned n_body_parts; + + char *label; size_t rindex; + struct bus_body_part *cached_rindex_part; + size_t cached_rindex_part_begin; uint32_t n_fds; int *fds; @@ -85,10 +113,36 @@ struct sd_bus_message { struct bus_container root_container, *containers; unsigned n_containers; - struct iovec iovec[4]; + struct iovec *iovec; + struct iovec iovec_fixed[3]; unsigned n_iovec; + struct kdbus_msg *kdbus; + char *peeked_signature; + + usec_t timeout; + + char sender_buffer[3 + DECIMAL_STR_MAX(uint64_t) + 1]; + char destination_buffer[3 + DECIMAL_STR_MAX(uint64_t) + 1]; + + const char *exe; + const char *comm; + const char *tid_comm; + const char *cgroup; + + const char *cmdline; + size_t cmdline_length; + char **cmdline_array; + + char *session; + char *unit; + char *user_unit; + + struct kdbus_audit *audit; + + uint8_t *capability; + size_t capability_size; }; #define BUS_MESSAGE_NEED_BSWAP(m) ((m)->header->endian != SD_BUS_NATIVE_ENDIAN) @@ -117,6 +171,13 @@ static inline uint32_t BUS_MESSAGE_FIELDS_SIZE(sd_bus_message *m) { return BUS_MESSAGE_BSWAP32(m, m->header->fields_size); } +static inline uint32_t BUS_MESSAGE_SIZE(sd_bus_message *m) { + return + sizeof(struct bus_header) + + ALIGN8(BUS_MESSAGE_FIELDS_SIZE(m)) + + BUS_MESSAGE_BODY_SIZE(m); +} + static inline void bus_message_unrefp(sd_bus_message **m) { sd_bus_message_unref(*m); } @@ -126,5 +187,36 @@ static inline void bus_message_unrefp(sd_bus_message **m) { int bus_message_seal(sd_bus_message *m, uint64_t serial); int bus_message_dump(sd_bus_message *m); int bus_message_get_blob(sd_bus_message *m, void **buffer, size_t *sz); -int bus_message_from_malloc(void *buffer, size_t length, sd_bus_message **ret); int bus_message_read_strv_extend(sd_bus_message *m, char ***l); + +int bus_message_from_header( + void *header, + size_t length, + int *fds, + unsigned n_fds, + const struct ucred *ucred, + const char *label, + size_t extra, + sd_bus_message **ret); + +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); + +const char* bus_message_get_arg(sd_bus_message *m, unsigned i); + +int bus_message_append_ap(sd_bus_message *m, const char *types, va_list ap); + +int bus_message_parse_fields(sd_bus_message *m); + +int bus_header_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)