static int init_trace_packet_header(struct bt_ctf_trace *trace) { int ret = 0; struct bt_ctf_field *magic = NULL, *uuid_array = NULL; struct bt_ctf_field_type *_uint32_t = get_field_type(FIELD_TYPE_ALIAS_UINT32_T); struct bt_ctf_field_type *_uint8_t = get_field_type(FIELD_TYPE_ALIAS_UINT8_T); struct bt_ctf_field_type *trace_packet_header_type = bt_ctf_field_type_structure_create(); struct bt_ctf_field_type *uuid_array_type = bt_ctf_field_type_array_create(_uint8_t, 16); if (!trace_packet_header_type || !uuid_array_type) { ret = -1; goto end; } ret = bt_ctf_field_type_structure_add_field(trace_packet_header_type, _uint32_t, "magic"); if (ret) { goto end; } ret = bt_ctf_field_type_structure_add_field(trace_packet_header_type, uuid_array_type, "uuid"); if (ret) { goto end; } ret = bt_ctf_field_type_structure_add_field(trace_packet_header_type, _uint32_t, "stream_id"); if (ret) { goto end; } ret = bt_ctf_trace_set_packet_header_type(trace, trace_packet_header_type); if (ret) { goto end; } end: bt_put(uuid_array_type); bt_put(_uint32_t); bt_put(_uint8_t); bt_put(magic); bt_put(uuid_array); bt_put(trace_packet_header_type); return ret; }
static int init_trace_packet_header(struct bt_ctf_writer *writer) { size_t i; int ret = 0; struct bt_ctf_field *trace_packet_header = NULL, *magic = NULL, *uuid_array = NULL; struct bt_ctf_field_type *_uint32_t = get_field_type(FIELD_TYPE_ALIAS_UINT32_T); struct bt_ctf_field_type *_uint8_t = get_field_type(FIELD_TYPE_ALIAS_UINT8_T); struct bt_ctf_field_type *trace_packet_header_type = bt_ctf_field_type_structure_create(); struct bt_ctf_field_type *uuid_array_type = bt_ctf_field_type_array_create(_uint8_t, 16); if (!trace_packet_header_type || !uuid_array_type) { ret = -1; goto end; } ret = bt_ctf_field_type_set_byte_order(_uint32_t, (writer->byte_order == LITTLE_ENDIAN ? BT_CTF_BYTE_ORDER_LITTLE_ENDIAN : BT_CTF_BYTE_ORDER_BIG_ENDIAN)); if (ret) { goto end; } ret = bt_ctf_field_type_structure_add_field(trace_packet_header_type, _uint32_t, "magic"); if (ret) { goto end; } ret = bt_ctf_field_type_structure_add_field(trace_packet_header_type, uuid_array_type, "uuid"); if (ret) { goto end; } ret = bt_ctf_field_type_structure_add_field(trace_packet_header_type, _uint32_t, "stream_id"); if (ret) { goto end; } trace_packet_header = bt_ctf_field_create(trace_packet_header_type); if (!trace_packet_header) { ret = -1; goto end; } magic = bt_ctf_field_structure_get_field(trace_packet_header, "magic"); ret = bt_ctf_field_unsigned_integer_set_value(magic, 0xC1FC1FC1); if (ret) { goto end; } uuid_array = bt_ctf_field_structure_get_field(trace_packet_header, "uuid"); for (i = 0; i < 16; i++) { struct bt_ctf_field *uuid_element = bt_ctf_field_array_get_field(uuid_array, i); ret = bt_ctf_field_unsigned_integer_set_value(uuid_element, writer->uuid[i]); bt_ctf_field_put(uuid_element); if (ret) { goto end; } } bt_ctf_field_type_put(writer->trace_packet_header_type); bt_ctf_field_put(writer->trace_packet_header); writer->trace_packet_header_type = trace_packet_header_type; writer->trace_packet_header = trace_packet_header; end: bt_ctf_field_type_put(uuid_array_type); bt_ctf_field_type_put(_uint32_t); bt_ctf_field_type_put(_uint8_t); bt_ctf_field_put(magic); bt_ctf_field_put(uuid_array); if (ret) { bt_ctf_field_type_put(trace_packet_header_type); bt_ctf_field_put(trace_packet_header); } return ret; }