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implement get device properties describer and device properties value

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hathach
2025-09-20 17:37:47 +07:00
parent b70804b0c4
commit d9c6dfbe2b
2 changed files with 26 additions and 67 deletions
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29
examples/device/mtp/src/mtp_fs_example.c
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@ -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;
}
//--------------------------------------------------------------------+