// Process DAP Vendor command and prepare response
// Default function (can be overridden)
// request: pointer to request data
// response: pointer to response data
// return: number of bytes in response
// this function is declared as __weak in DAP.c
uint32_t DAP_ProcessVendorCommand(uint8_t *request, uint8_t *response)
{
// get unique ID command
if (*request == ID_DAP_Vendor0) {
const char *id_str = info_get_unique_id();
uint8_t len = strlen(id_str);
*response = ID_DAP_Vendor0;
*(response + 1) = len;
memcpy(response + 2, id_str, len);
return (len + 2);
} else if (*request == ID_DAP_Vendor8) {
*response = ID_DAP_Vendor8;
*(response + 1) = 1;
if (0 == request[1]) {
main_usb_set_test_mode(false);
} else if (1 == request[1]) {
main_usb_set_test_mode(true);
} else {
*(response + 1) = 0;
}
}
// else return invalid command
else {
*response = ID_DAP_Invalid;
}
return (1);
}
// Fill buf with the contents of the mbed redirect file by
// expanding the special characters in mbed_redirect_file.
static void update_html_file(uint8_t *buf, uint32_t bufsize)
{
uint32_t size_left;
uint8_t *orig_buf = buf;
uint8_t *insert_string;
// Zero out buffer so strlen operations don't go out of bounds
memset(buf, 0, bufsize);
memcpy(buf, mbed_redirect_file, strlen((const char *)mbed_redirect_file));
do {
// Look for key or the end of the string
while ((*buf != '@') && (*buf != 0)) buf++;
// If key was found then replace it
if ('@' == *buf) {
switch(*(buf+1)) {
case 'm':
case 'M': // MAC address
insert_string = (uint8_t *)info_get_mac();
break;
case 'u':
case 'U': // UUID
insert_string = (uint8_t *)info_get_unique_id();
break;
case 'b':
case 'B': // Board ID
insert_string = (uint8_t *)info_get_board_id();
break;
case 'h':
case 'H': // Host ID
insert_string = (uint8_t *)info_get_host_id();
break;
case 't':
case 'T': // Target ID
insert_string = (uint8_t *)info_get_target_id();
break;
case 'd':
case 'D': // HDK
insert_string = (uint8_t *)info_get_hdk_id();
break;
case 'v':
case 'V': // Firmware version
insert_string = (uint8_t *)info_get_version();
break;
case 'r':
case 'R': // URL replacement
insert_string = (uint8_t *)daplink_target_url;
break;
default:
insert_string = (uint8_t *)"ERROR";
break;
}
insert(buf, insert_string, 2);
}
} while(*buf != '\0');
size_left = buf - orig_buf;
memset(buf, 0, bufsize - size_left);
}
// File callback to be used with vfs_add_file to return file contents
static uint32_t read_file_details_txt(uint32_t sector_offset, uint8_t* data, uint32_t num_sectors)
{
uint32_t pos;
const char * mode_str;
char * buf = (char *)data;
if (sector_offset != 0) {
return 0;
}
pos = 0;
pos += util_write_string(buf + pos, "# DAPLink Firmware - see https://mbed.com/daplink\r\n");
// Unique ID
pos += util_write_string(buf + pos, "Unique ID: ");
pos += util_write_string(buf + pos, info_get_unique_id());
pos += util_write_string(buf + pos, "\r\n");
// HDK ID
pos += util_write_string(buf + pos, "HDK ID: ");
pos += util_write_string(buf + pos, info_get_hdk_id());
pos += util_write_string(buf + pos, "\r\n");
// Settings
pos += util_write_string(buf + pos, "Auto Reset: ");
pos += util_write_string(buf + pos, config_get_auto_rst() ? "1" : "0");
pos += util_write_string(buf + pos, "\r\n");
// Current mode
mode_str = daplink_is_bootloader() ? "Bootloader" : "Interface";
pos += util_write_string(buf + pos, "Daplink Mode: ");
pos += util_write_string(buf + pos, mode_str);
pos += util_write_string(buf + pos, "\r\n");
// Current build's version
pos += util_write_string(buf + pos, mode_str);
pos += util_write_string(buf + pos, " Version: ");
pos += util_write_string(buf + pos, info_get_version());
pos += util_write_string(buf + pos, "\r\n");
// Other builds version (bl or if)
if (!daplink_is_bootloader() && info_get_bootloader_present()) {
pos += util_write_string(buf + pos, "Bootloader Version: ");
pos += util_write_uint32_zp(buf + pos, info_get_bootloader_version(), 4);
pos += util_write_string(buf + pos, "\r\n");
}
if (!daplink_is_interface() && info_get_interface_present()) {
pos += util_write_string(buf + pos, "Interface Version: ");
pos += util_write_uint32_zp(buf + pos, info_get_interface_version(), 4);
pos += util_write_string(buf + pos, "\r\n");
}
// GIT sha
pos += util_write_string(buf + pos, "Git SHA: ");
pos += util_write_string(buf + pos, GIT_COMMIT_SHA);
pos += util_write_string(buf + pos, "\r\n");
// Local modifications when making the build
pos += util_write_string(buf + pos, "Local Mods: ");
pos += util_write_uint32(buf + pos, GIT_LOCAL_MODS);
pos += util_write_string(buf + pos, "\r\n");
// Supported USB endpoints
pos += util_write_string(buf + pos, "USB Interfaces: ");
#ifdef MSC_ENDPOINT
pos += util_write_string(buf + pos, "MSD");
#endif
#ifdef HID_ENDPOINT
pos += util_write_string(buf + pos, ", CDC");
#endif
#ifdef CDC_ENDPOINT
pos += util_write_string(buf + pos, ", CMSIS-DAP");
#endif
pos += util_write_string(buf + pos, "\r\n");
// CRC of the bootloader (if there is one)
if (info_get_bootloader_present()) {
pos += util_write_string(buf + pos, "Bootloader CRC: 0x");
pos += util_write_hex32(buf + pos, info_get_crc_bootloader());
pos += util_write_string(buf + pos, "\r\n");
}
// CRC of the interface
pos += util_write_string(buf + pos, "Interface CRC: 0x");
pos += util_write_hex32(buf + pos, info_get_crc_interface());
pos += util_write_string(buf + pos, "\r\n");
return pos;
}