-int bus_message_dump(sd_bus_message *m) {
- unsigned level = 1;
- int r;
-
- assert(m);
-
- printf("Message %p\n"
- "\tn_ref=%u\n"
- "\tendian=%c\n"
- "\ttype=%i\n"
- "\tflags=%u\n"
- "\tversion=%u\n"
- "\tserial=%u\n"
- "\tfields_size=%u\n"
- "\tbody_size=%u\n"
- "\tpath=%s\n"
- "\tinterface=%s\n"
- "\tmember=%s\n"
- "\tdestination=%s\n"
- "\tsender=%s\n"
- "\tsignature=%s\n"
- "\treply_serial=%u\n"
- "\terror.name=%s\n"
- "\terror.message=%s\n"
- "\tsealed=%s\n",
- m,
- m->n_ref,
- m->header->endian,
- m->header->type,
- m->header->flags,
- m->header->version,
- BUS_MESSAGE_SERIAL(m),
- BUS_MESSAGE_FIELDS_SIZE(m),
- BUS_MESSAGE_BODY_SIZE(m),
- strna(m->path),
- strna(m->interface),
- strna(m->member),
- strna(m->destination),
- strna(m->sender),
- strna(m->root_container.signature),
- m->reply_serial,
- strna(m->error.name),
- strna(m->error.message),
- yes_no(m->sealed));
-
- r = sd_bus_message_rewind(m, true);
- if (r < 0) {
- log_error("Failed to rewind: %s", strerror(-r));
- return r;
- }
-
- printf("BEGIN_MESSAGE \"%s\" {\n", strempty(m->root_container.signature));
-
- for(;;) {
- _cleanup_free_ char *prefix = NULL;
- const char *contents = NULL;
- char type;
- union {
- uint8_t u8;
- uint16_t u16;
- int16_t s16;
- uint32_t u32;
- int32_t s32;
- uint64_t u64;
- int64_t s64;
- double d64;
- const char *string;
- int i;
- } basic;
-
- r = sd_bus_message_peek_type(m, &type, &contents);
- if (r < 0) {
- log_error("Failed to peek type: %s", strerror(-r));
- return r;
- }
- if (r == 0) {
- if (level <= 1)
- break;
-
- r = sd_bus_message_exit_container(m);
- if (r < 0) {
- log_error("Failed to exit container: %s", strerror(-r));
- return r;
- }
-
- level--;
-
- prefix = strrep("\t", level);
- if (!prefix)
- return log_oom();
-
- if (type == SD_BUS_TYPE_ARRAY)
- printf("%s} END_ARRAY \n", prefix);
- else if (type == SD_BUS_TYPE_VARIANT)
- printf("%s} END_VARIANT\n", prefix);
- else if (type == SD_BUS_TYPE_STRUCT)
- printf("%s} END_STRUCT\n", prefix);
- else if (type == SD_BUS_TYPE_DICT_ENTRY)
- printf("%s} END_DICT_ENTRY\n", prefix);
-
- continue;
- }
-
- prefix = strrep("\t", level);
- if (!prefix)
- return log_oom();
-
- if (bus_type_is_container(type) > 0) {
- r = sd_bus_message_enter_container(m, type, contents);
- if (r < 0) {
- log_error("Failed to enter container: %s", strerror(-r));
- return r;
- }
-
- if (type == SD_BUS_TYPE_ARRAY)
- printf("%sBEGIN_ARRAY \"%s\" {\n", prefix, contents);
- else if (type == SD_BUS_TYPE_VARIANT)
- printf("%sBEGIN_VARIANT \"%s\" {\n", prefix, contents);
- else if (type == SD_BUS_TYPE_STRUCT)
- printf("%sBEGIN_STRUCT \"%s\" {\n", prefix, contents);
- else if (type == SD_BUS_TYPE_DICT_ENTRY)
- printf("%sBEGIN_DICT_ENTRY \"%s\" {\n", prefix, contents);
-
- level ++;
-
- continue;
- }
-
- r = sd_bus_message_read_basic(m, type, &basic);
- if (r < 0) {
- log_error("Failed to get basic: %s", strerror(-r));
- return r;
- }
-
- switch (type) {
-
- case SD_BUS_TYPE_BYTE:
- printf("%sBYTE: %u\n", prefix, basic.u8);
- break;
-
- case SD_BUS_TYPE_BOOLEAN:
- printf("%sBOOLEAN: %s\n", prefix, yes_no(basic.i));
- break;
-
- case SD_BUS_TYPE_INT16:
- printf("%sINT16: %i\n", prefix, basic.s16);
- break;
-
- case SD_BUS_TYPE_UINT16:
- printf("%sUINT16: %u\n", prefix, basic.u16);
- break;
-
- case SD_BUS_TYPE_INT32:
- printf("%sINT32: %i\n", prefix, basic.s32);
- break;
-
- case SD_BUS_TYPE_UINT32:
- printf("%sUINT32: %u\n", prefix, basic.u32);
- break;
-
- case SD_BUS_TYPE_INT64:
- printf("%sINT64: %lli\n", prefix, (long long) basic.s64);
- break;
-
- case SD_BUS_TYPE_UINT64:
- printf("%sUINT64: %llu\n", prefix, (unsigned long long) basic.u64);
- break;
-
- case SD_BUS_TYPE_DOUBLE:
- printf("%sDOUBLE: %g\n", prefix, basic.d64);
- break;
-
- case SD_BUS_TYPE_STRING:
- printf("%sSTRING: \"%s\"\n", prefix, basic.string);
- break;
-
- case SD_BUS_TYPE_OBJECT_PATH:
- printf("%sOBJECT_PATH: \"%s\"\n", prefix, basic.string);
- break;
-
- case SD_BUS_TYPE_SIGNATURE:
- printf("%sSIGNATURE: \"%s\"\n", prefix, basic.string);
- break;
-
- case SD_BUS_TYPE_UNIX_FD:
- printf("%sUNIX_FD: %i\n", prefix, basic.i);
- break;
-
- default:
- assert_not_reached("Unknown basic type.");
- }
- }
-
- printf("} END_MESSAGE\n");
- return 0;
-}
-