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merge device_info into bare_api example

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This commit is contained in:
hathach
2022-03-11 13:12:36 +07:00
parent 69ef918021
commit 6b5490ced6
7 changed files with 107 additions and 374 deletions
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123
examples/host/bare_api/src/main.c
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@@ -46,8 +46,6 @@ int main(void)
board_init();
printf("TinyUSB Host HID Controller Example\r\n");
printf("Note: Events only displayed for explictly supported controllers\r\n");
tusb_init();
while (1)
@@ -64,10 +62,74 @@ int main(void)
// TinyUSB Callbacks
//--------------------------------------------------------------------+
uint8_t usb_buf[256] TU_ATTR_ALIGNED(4);
// English
#define LANGUAGE_ID 0x0409
//uint8_t usb_buf[256] TU_ATTR_ALIGNED(4);
tusb_desc_device_t desc_device;
static volatile xfer_result_t _get_string_result;
static bool _transfer_done_cb(uint8_t daddr, tusb_control_request_t const *request, xfer_result_t result) {
(void)daddr;
(void)request;
_get_string_result = result;
return true;
}
static void _convert_utf16le_to_utf8(const uint16_t *utf16, size_t utf16_len, uint8_t *utf8, size_t utf8_len) {
// TODO: Check for runover.
(void)utf8_len;
// Get the UTF-16 length out of the data itself.
for (size_t i = 0; i < utf16_len; i++) {
uint16_t chr = utf16[i];
if (chr < 0x80) {
*utf8++ = chr & 0xff;
} else if (chr < 0x800) {
*utf8++ = (uint8_t)(0xC0 | (chr >> 6 & 0x1F));
*utf8++ = (uint8_t)(0x80 | (chr >> 0 & 0x3F));
} else {
// TODO: Verify surrogate.
*utf8++ = (uint8_t)(0xE0 | (chr >> 12 & 0x0F));
*utf8++ = (uint8_t)(0x80 | (chr >> 6 & 0x3F));
*utf8++ = (uint8_t)(0x80 | (chr >> 0 & 0x3F));
}
// TODO: Handle UTF-16 code points that take two entries.
}
}
// Count how many bytes a utf-16-le encoded string will take in utf-8.
static int _count_utf8_bytes(const uint16_t *buf, size_t len) {
size_t total_bytes = 0;
for (size_t i = 0; i < len; i++) {
uint16_t chr = buf[i];
if (chr < 0x80) {
total_bytes += 1;
} else if (chr < 0x800) {
total_bytes += 2;
} else {
total_bytes += 3;
}
// TODO: Handle UTF-16 code points that take two entries.
}
return total_bytes;
}
static void _wait_and_convert(uint16_t *temp_buf, size_t buf_len) {
while (_get_string_result == 0xff) {
tuh_task();
}
if (_get_string_result != XFER_RESULT_SUCCESS) {
temp_buf[0] = 0;
return;
}
size_t utf16_len = ((temp_buf[0] & 0xff) - 2) / sizeof(uint16_t);
size_t utf8_len = _count_utf8_bytes(temp_buf + 1, utf16_len);
_convert_utf16le_to_utf8(temp_buf + 1, utf16_len, (uint8_t *) temp_buf, sizeof(uint16_t) * buf_len);
((uint8_t*) temp_buf)[utf8_len] = '\0';
}
bool print_device_descriptor(uint8_t daddr, tusb_control_request_t const * request, xfer_result_t result)
{
(void) request;
@@ -78,26 +140,49 @@ bool print_device_descriptor(uint8_t daddr, tusb_control_request_t const * reque
return false;
}
printf("Rhport %u Device %u: ID %04x:%04x\r\n", 0, daddr, desc_device.idVendor, desc_device.idProduct);
printf("Device %u: ID %04x:%04x\r\n", daddr, desc_device.idVendor, desc_device.idProduct);
printf("Device Descriptor:\r\n");
printf(" bLength %u\r\n", desc_device.bLength);
printf(" bDescriptorType %u\r\n", desc_device.bDescriptorType);
printf(" bcdUSB %04x\r\n", desc_device.bcdUSB);
printf(" bLength %u\r\n" , desc_device.bLength);
printf(" bDescriptorType %u\r\n" , desc_device.bDescriptorType);
printf(" bcdUSB %04x\r\n" , desc_device.bcdUSB);
printf(" bDeviceClass %u\r\n" , desc_device.bDeviceClass);
printf(" bDeviceSubClass %u\r\n" , desc_device.bDeviceSubClass);
printf(" bDeviceProtocol %u\r\n" , desc_device.bDeviceProtocol);
printf(" bMaxPacketSize0 %u\r\n" , desc_device.bMaxPacketSize0);
printf(" idVendor 0x%04x\r\n" , desc_device.idVendor);
printf(" idProduct 0x%04x\r\n" , desc_device.idProduct);
printf(" bcdDevice %04x\r\n" , desc_device.bcdDevice);
printf(" bDeviceClass %u\r\n", desc_device.bDeviceClass);
printf(" bDeviceSubClass %u\r\n", desc_device.bDeviceSubClass);
printf(" bDeviceProtocol %u\r\n", desc_device.bDeviceProtocol);
printf(" bMaxPacketSize0 %u\r\n", desc_device.bMaxPacketSize0);
_get_string_result = 0xff;
uint16_t temp_buf[128];
printf(" idVendor 0x%04x\r\n", desc_device.idVendor);
printf(" idProduct 0x%04x\r\n", desc_device.idProduct);
printf(" bcdDevice %04x\r\n", desc_device.bcdDevice);
printf(" iManufacturer %u " , desc_device.iManufacturer);
temp_buf[0] = 0;
if (tuh_descriptor_get_manufacturer_string(daddr, LANGUAGE_ID, temp_buf, TU_ARRAY_SIZE(temp_buf), _transfer_done_cb)) {
_wait_and_convert(temp_buf, TU_ARRAY_SIZE(temp_buf));
printf((const char*) temp_buf);
}
printf("\r\n");
printf(" iManufacturer %u\r\n", desc_device.iManufacturer);
printf(" iProduct %u\r\n", desc_device.iProduct);
printf(" iSerialNumber %u\r\n", desc_device.iSerialNumber);
printf(" iProduct %u " , desc_device.iProduct);
_get_string_result = 0xff;
temp_buf[0] = 0;
if (tuh_descriptor_get_product_string(daddr, LANGUAGE_ID, temp_buf, TU_ARRAY_SIZE(temp_buf), _transfer_done_cb)) {
_wait_and_convert(temp_buf, TU_ARRAY_SIZE(temp_buf));
printf((const char*) temp_buf);
}
printf("\r\n");
printf(" bNumConfigurations %u\r\n", desc_device.bNumConfigurations);
printf(" iSerialNumber %u " , desc_device.iSerialNumber);
_get_string_result = 0xff;
temp_buf[0] = 0;
if (tuh_descriptor_get_serial_string(daddr, LANGUAGE_ID, temp_buf, TU_ARRAY_SIZE(temp_buf), _transfer_done_cb)) {
_wait_and_convert(temp_buf, TU_ARRAY_SIZE(temp_buf));
printf((const char*) temp_buf);
}
printf("\r\n");
printf(" bNumConfigurations %u\r\n" , desc_device.bNumConfigurations);
return true;
}
@@ -107,7 +192,7 @@ void tuh_mount_cb (uint8_t daddr)
{
printf("Device attached, address = %d\r\n", daddr);
// get device descriptor
// Get Device Descriptor
tuh_descriptor_get_device(daddr, &desc_device, 18, print_device_descriptor);
}