From d9c6dfbe2b2ede8c4147cef2f82765a16ec803b7 Mon Sep 17 00:00:00 2001 From: hathach Date: Sat, 20 Sep 2025 17:37:47 +0700 Subject: implement get device properties describer and device properties value --- examples/device/mtp/src/mtp_fs_example.c | 29 ++++++++++++++++++++++++++--- 1 file changed, 26 insertions(+), 3 deletions(-) (limited to 'examples') diff --git a/examples/device/mtp/src/mtp_fs_example.c b/examples/device/mtp/src/mtp_fs_example.c index 89814fb8f..e0dafb5ab 100644 --- a/examples/device/mtp/src/mtp_fs_example.c +++ b/examples/device/mtp/src/mtp_fs_example.c @@ -216,6 +216,26 @@ int32_t tud_mtp_command_received_cb(uint8_t idx, mtp_generic_container_t* cmd_bl break; } + case MTP_OP_GET_DEVICE_PROP_DESC: { + const uint16_t dev_prop_code = (uint16_t) cmd_block->data[0]; + mtp_device_prop_desc_header_t device_prop_header; + device_prop_header.device_property_code = dev_prop_code; + switch (dev_prop_code) { + case MTP_DEV_PROP_DEVICE_FRIENDLY_NAME: + device_prop_header.datatype = MTP_DATA_TYPE_STR; + device_prop_header.get_set = MTP_MODE_GET; + mtp_container_add_raw(out_block, &device_prop_header, sizeof(device_prop_header)); + mtp_container_add_cstring(out_block, DEV_PROP_FRIENDLY_NAME); // factory + mtp_container_add_cstring(out_block, DEV_PROP_FRIENDLY_NAME); // current + mtp_container_add_uint8(out_block, 0); // no form + tud_mtp_data_send(out_block); + break; + + default: return MTP_RESP_PARAMETER_NOT_SUPPORTED; + } + break; + } + case MTP_OP_GET_DEVICE_PROP_VALUE: { const uint16_t dev_prop_code = (uint16_t) cmd_block->data[0]; switch (dev_prop_code) { @@ -224,16 +244,19 @@ int32_t tud_mtp_command_received_cb(uint8_t idx, mtp_generic_container_t* cmd_bl tud_mtp_data_send(out_block); break; - default: return -1; + default: return MTP_RESP_PARAMETER_NOT_SUPPORTED; } break; } + case MTP_OP_GET_OBJECT_HANDLES: - default: return -1; + break; + + default: return MTP_RESP_OPERATION_NOT_SUPPORTED; } - return 0; + return MTP_RESP_OK; } //--------------------------------------------------------------------+ -- cgit v1.3.1