unleashed-firmware/applications/plugins/mousejacker/mousejacker_ducky.c
2023-02-07 15:56:02 +01:00

383 lines
No EOL
16 KiB
C

#include "mousejacker_ducky.h"
static const char ducky_cmd_comment[] = {"REM"};
static const char ducky_cmd_delay[] = {"DELAY "};
static const char ducky_cmd_string[] = {"STRING "};
static const char ducky_cmd_repeat[] = {"REPEAT "};
static uint8_t LOGITECH_HID_TEMPLATE[] =
{0x00, 0xC1, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
static uint8_t LOGITECH_HELLO[] = {0x00, 0x4F, 0x00, 0x04, 0xB0, 0x10, 0x00, 0x00, 0x00, 0xED};
static uint8_t LOGITECH_KEEPALIVE[] = {0x00, 0x40, 0x00, 0x55, 0x6B};
uint8_t prev_hid = 0;
#define RT_THRESHOLD 50
#define LOGITECH_MIN_CHANNEL 2
#define LOGITECH_MAX_CHANNEL 83
#define LOGITECH_KEEPALIVE_SIZE 5
#define LOGITECH_HID_TEMPLATE_SIZE 10
#define LOGITECH_HELLO_SIZE 10
#define TAG "mousejacker_ducky"
MJDuckyKey mj_ducky_keys[] = {{" ", 44, 0}, {"!", 30, 2}, {"\"", 52, 2},
{"#", 32, 2}, {"$", 33, 2}, {"%", 34, 2},
{"&", 36, 2}, {"'", 52, 0}, {"(", 38, 2},
{")", 39, 2}, {"*", 37, 2}, {"+", 46, 2},
{",", 54, 0}, {"-", 45, 0}, {".", 55, 0},
{"/", 56, 0}, {"0", 39, 0}, {"1", 30, 0},
{"2", 31, 0}, {"3", 32, 0}, {"4", 33, 0},
{"5", 34, 0}, {"6", 35, 0}, {"7", 36, 0},
{"8", 37, 0}, {"9", 38, 0}, {":", 51, 2},
{";", 51, 0}, {"<", 54, 2}, {"=", 46, 0},
{">", 55, 2}, {"?", 56, 2}, {"@", 31, 2},
{"A", 4, 2}, {"B", 5, 2}, {"C", 6, 2},
{"D", 7, 2}, {"E", 8, 2}, {"F", 9, 2},
{"G", 10, 2}, {"H", 11, 2}, {"I", 12, 2},
{"J", 13, 2}, {"K", 14, 2}, {"L", 15, 2},
{"M", 16, 2}, {"N", 17, 2}, {"O", 18, 2},
{"P", 19, 2}, {"Q", 20, 2}, {"R", 21, 2},
{"S", 22, 2}, {"T", 23, 2}, {"U", 24, 2},
{"V", 25, 2}, {"W", 26, 2}, {"X", 27, 2},
{"Y", 28, 2}, {"Z", 29, 2}, {"[", 47, 0},
{"\\", 49, 0}, {"]", 48, 0}, {"^", 35, 2},
{"_", 45, 2}, {"`", 53, 0}, {"a", 4, 0},
{"b", 5, 0}, {"c", 6, 0}, {"d", 7, 0},
{"e", 8, 0}, {"f", 9, 0}, {"g", 10, 0},
{"h", 11, 0}, {"i", 12, 0}, {"j", 13, 0},
{"k", 14, 0}, {"l", 15, 0}, {"m", 16, 0},
{"n", 17, 0}, {"o", 18, 0}, {"p", 19, 0},
{"q", 20, 0}, {"r", 21, 0}, {"s", 22, 0},
{"t", 23, 0}, {"u", 24, 0}, {"v", 25, 0},
{"w", 26, 0}, {"x", 27, 0}, {"y", 28, 0},
{"z", 29, 0}, {"{", 47, 2}, {"|", 49, 2},
{"}", 48, 2}, {"~", 53, 2}, {"BACKSPACE", 42, 0},
{"", 0, 0}, {"ALT", 0, 4}, {"SHIFT", 0, 2},
{"CTRL", 0, 1}, {"GUI", 0, 8}, {"SCROLLLOCK", 71, 0},
{"ENTER", 40, 0}, {"F12", 69, 0}, {"HOME", 74, 0},
{"F10", 67, 0}, {"F9", 66, 0}, {"ESCAPE", 41, 0},
{"PAGEUP", 75, 0}, {"TAB", 43, 0}, {"PRINTSCREEN", 70, 0},
{"F2", 59, 0}, {"CAPSLOCK", 57, 0}, {"F1", 58, 0},
{"F4", 61, 0}, {"F6", 63, 0}, {"F8", 65, 0},
{"DOWNARROW", 81, 0}, {"DELETE", 42, 0}, {"RIGHT", 79, 0},
{"F3", 60, 0}, {"DOWN", 81, 0}, {"DEL", 76, 0},
{"END", 77, 0}, {"INSERT", 73, 0}, {"F5", 62, 0},
{"LEFTARROW", 80, 0}, {"RIGHTARROW", 79, 0}, {"PAGEDOWN", 78, 0},
{"PAUSE", 72, 0}, {"SPACE", 44, 0}, {"UPARROW", 82, 0},
{"F11", 68, 0}, {"F7", 64, 0}, {"UP", 82, 0},
{"LEFT", 80, 0}};
/*
static bool mj_ducky_get_number(const char* param, uint32_t* val) {
uint32_t value = 0;
if(sscanf(param, "%lu", &value) == 1) {
*val = value;
return true;
}
return false;
}
*/
static uint32_t mj_ducky_get_command_len(const char* line) {
uint32_t len = strlen(line);
for(uint32_t i = 0; i < len; i++) {
if(line[i] == ' ') return i;
}
return 0;
}
static bool mj_get_ducky_key(char* key, size_t keylen, MJDuckyKey* dk) {
//FURI_LOG_D(TAG, "looking up key %s with length %d", key, keylen);
for(uint i = 0; i < sizeof(mj_ducky_keys) / sizeof(MJDuckyKey); i++) {
if(!strncmp(mj_ducky_keys[i].name, key, keylen)) {
memcpy(dk, &mj_ducky_keys[i], sizeof(MJDuckyKey));
return true;
}
}
return false;
}
static void checksum(uint8_t* payload, uint len) {
// This is also from the KeyKeriki paper
// Thanks Thorsten and Max!
uint8_t cksum = 0xff;
for(uint n = 0; n < len - 2; n++) cksum = (cksum - payload[n]) & 0xff;
cksum = (cksum + 1) & 0xff;
payload[len - 1] = cksum;
}
static void inject_packet(
FuriHalSpiBusHandle* handle,
uint8_t* addr,
uint8_t addr_size,
uint8_t rate,
uint8_t* payload,
size_t payload_size,
PluginState* plugin_state) {
uint8_t rt_count = 0;
while(1) {
if(!plugin_state->is_thread_running || plugin_state->close_thread_please) {
return;
}
if(nrf24_txpacket(handle, payload, payload_size, true)) {
break;
}
rt_count++;
// retransmit threshold exceeded, scan for new channel
if(rt_count > RT_THRESHOLD) {
if(nrf24_find_channel(
handle,
addr,
addr,
addr_size,
rate,
LOGITECH_MIN_CHANNEL,
LOGITECH_MAX_CHANNEL,
true) > LOGITECH_MAX_CHANNEL) {
return; // fail
}
//FURI_LOG_D("mj", "find channel passed, %d", tessst);
rt_count = 0;
}
}
}
static void build_hid_packet(uint8_t mod, uint8_t hid, uint8_t* payload) {
memcpy(payload, LOGITECH_HID_TEMPLATE, LOGITECH_HID_TEMPLATE_SIZE);
payload[2] = mod;
payload[3] = hid;
checksum(payload, LOGITECH_HID_TEMPLATE_SIZE);
}
static void send_hid_packet(
FuriHalSpiBusHandle* handle,
uint8_t* addr,
uint8_t addr_size,
uint8_t rate,
uint8_t mod,
uint8_t hid,
PluginState* plugin_state) {
uint8_t hid_payload[LOGITECH_HID_TEMPLATE_SIZE] = {0};
build_hid_packet(0, 0, hid_payload);
if(hid == prev_hid)
inject_packet(
handle,
addr,
addr_size,
rate,
hid_payload,
LOGITECH_HID_TEMPLATE_SIZE,
plugin_state); // empty hid packet
prev_hid = hid;
build_hid_packet(mod, hid, hid_payload);
inject_packet(
handle, addr, addr_size, rate, hid_payload, LOGITECH_HID_TEMPLATE_SIZE, plugin_state);
furi_delay_ms(12);
}
// returns false if there was an error processing script line
static bool mj_process_ducky_line(
FuriHalSpiBusHandle* handle,
uint8_t* addr,
uint8_t addr_size,
uint8_t rate,
char* line,
char* prev_line,
PluginState* plugin_state) {
MJDuckyKey dk;
uint8_t hid_payload[LOGITECH_HID_TEMPLATE_SIZE] = {0};
char* line_tmp = line;
uint32_t line_len = strlen(line);
if(!plugin_state->is_thread_running || plugin_state->close_thread_please) {
return true;
}
for(uint32_t i = 0; i < line_len; i++) {
if((line_tmp[i] != ' ') && (line_tmp[i] != '\t') && (line_tmp[i] != '\n')) {
line_tmp = &line_tmp[i];
break; // Skip spaces and tabs
}
if(i == line_len - 1) return true; // Skip empty lines
}
FURI_LOG_D(TAG, "line: %s", line_tmp);
// General commands
if(strncmp(line_tmp, ducky_cmd_comment, strlen(ducky_cmd_comment)) == 0) {
// REM - comment line
return true;
} else if(strncmp(line_tmp, ducky_cmd_delay, strlen(ducky_cmd_delay)) == 0) {
// DELAY
line_tmp = &line_tmp[mj_ducky_get_command_len(line_tmp) + 1];
uint32_t delay_val = 0;
delay_val = atoi(line_tmp);
if(delay_val > 0) {
uint32_t delay_count = delay_val / 10;
build_hid_packet(0, 0, hid_payload);
inject_packet(
handle,
addr,
addr_size,
rate,
hid_payload,
LOGITECH_HID_TEMPLATE_SIZE,
plugin_state); // empty hid packet
for(uint32_t i = 0; i < delay_count; i++) {
if(!plugin_state->is_thread_running || plugin_state->close_thread_please) {
return true;
}
inject_packet(
handle,
addr,
addr_size,
rate,
LOGITECH_KEEPALIVE,
LOGITECH_KEEPALIVE_SIZE,
plugin_state);
furi_delay_ms(10);
}
return true;
}
return false;
} else if(strncmp(line_tmp, ducky_cmd_string, strlen(ducky_cmd_string)) == 0) {
// STRING
line_tmp = &line_tmp[mj_ducky_get_command_len(line_tmp) + 1];
for(size_t i = 0; i < strlen(line_tmp); i++) {
if(!mj_get_ducky_key(&line_tmp[i], 1, &dk)) return false;
send_hid_packet(handle, addr, addr_size, rate, dk.mod, dk.hid, plugin_state);
}
return true;
} else if(strncmp(line_tmp, ducky_cmd_repeat, strlen(ducky_cmd_repeat)) == 0) {
// REPEAT
uint32_t repeat_cnt = 0;
if(prev_line == NULL) return false;
line_tmp = &line_tmp[mj_ducky_get_command_len(line_tmp) + 1];
repeat_cnt = atoi(line_tmp);
if(repeat_cnt < 2) return false;
FURI_LOG_D(TAG, "repeating %s %ld times", prev_line, repeat_cnt);
for(uint32_t i = 0; i < repeat_cnt; i++)
mj_process_ducky_line(handle, addr, addr_size, rate, prev_line, NULL, plugin_state);
return true;
} else if(strncmp(line_tmp, "ALT", strlen("ALT")) == 0) {
line_tmp = &line_tmp[mj_ducky_get_command_len(line_tmp) + 1];
if(!mj_get_ducky_key(line_tmp, strlen(line_tmp), &dk)) return false;
send_hid_packet(handle, addr, addr_size, rate, dk.mod | 4, dk.hid, plugin_state);
return true;
} else if(
strncmp(line_tmp, "GUI", strlen("GUI")) == 0 ||
strncmp(line_tmp, "WINDOWS", strlen("WINDOWS")) == 0 ||
strncmp(line_tmp, "COMMAND", strlen("COMMAND")) == 0) {
line_tmp = &line_tmp[mj_ducky_get_command_len(line_tmp) + 1];
if(!mj_get_ducky_key(line_tmp, strlen(line_tmp), &dk)) return false;
send_hid_packet(handle, addr, addr_size, rate, dk.mod | 8, dk.hid, plugin_state);
return true;
} else if(
strncmp(line_tmp, "CTRL-ALT", strlen("CTRL-ALT")) == 0 ||
strncmp(line_tmp, "CONTROL-ALT", strlen("CONTROL-ALT")) == 0) {
line_tmp = &line_tmp[mj_ducky_get_command_len(line_tmp) + 1];
if(!mj_get_ducky_key(line_tmp, strlen(line_tmp), &dk)) return false;
send_hid_packet(handle, addr, addr_size, rate, dk.mod | 4 | 1, dk.hid, plugin_state);
return true;
} else if(
strncmp(line_tmp, "CTRL-SHIFT", strlen("CTRL-SHIFT")) == 0 ||
strncmp(line_tmp, "CONTROL-SHIFT", strlen("CONTROL-SHIFT")) == 0) {
line_tmp = &line_tmp[mj_ducky_get_command_len(line_tmp) + 1];
if(!mj_get_ducky_key(line_tmp, strlen(line_tmp), &dk)) return false;
send_hid_packet(handle, addr, addr_size, rate, dk.mod | 1 | 2, dk.hid, plugin_state);
return true;
} else if(
strncmp(line_tmp, "CTRL", strlen("CTRL")) == 0 ||
strncmp(line_tmp, "CONTROL", strlen("CONTROL")) == 0) {
line_tmp = &line_tmp[mj_ducky_get_command_len(line_tmp) + 1];
if(!mj_get_ducky_key(line_tmp, strlen(line_tmp), &dk)) return false;
send_hid_packet(handle, addr, addr_size, rate, dk.mod | 1, dk.hid, plugin_state);
return true;
} else if(strncmp(line_tmp, "SHIFT", strlen("SHIFT")) == 0) {
line_tmp = &line_tmp[mj_ducky_get_command_len(line_tmp) + 1];
if(!mj_get_ducky_key(line_tmp, strlen(line_tmp), &dk)) return false;
send_hid_packet(handle, addr, addr_size, rate, dk.mod | 2, dk.hid, plugin_state);
return true;
} else if(
strncmp(line_tmp, "ESC", strlen("ESC")) == 0 ||
strncmp(line_tmp, "APP", strlen("APP")) == 0 ||
strncmp(line_tmp, "ESCAPE", strlen("ESCAPE")) == 0) {
if(!mj_get_ducky_key("ESCAPE", 6, &dk)) return false;
send_hid_packet(handle, addr, addr_size, rate, dk.mod, dk.hid, plugin_state);
return true;
} else if(strncmp(line_tmp, "ENTER", strlen("ENTER")) == 0) {
if(!mj_get_ducky_key("ENTER", 5, &dk)) return false;
send_hid_packet(handle, addr, addr_size, rate, dk.mod, dk.hid, plugin_state);
return true;
} else if(
strncmp(line_tmp, "UP", strlen("UP")) == 0 ||
strncmp(line_tmp, "UPARROW", strlen("UPARROW")) == 0) {
if(!mj_get_ducky_key("UP", 2, &dk)) return false;
send_hid_packet(handle, addr, addr_size, rate, dk.mod, dk.hid, plugin_state);
return true;
} else if(
strncmp(line_tmp, "DOWN", strlen("DOWN")) == 0 ||
strncmp(line_tmp, "DOWNARROW", strlen("DOWNARROW")) == 0) {
if(!mj_get_ducky_key("DOWN", 4, &dk)) return false;
send_hid_packet(handle, addr, addr_size, rate, dk.mod, dk.hid, plugin_state);
return true;
} else if(
strncmp(line_tmp, "LEFT", strlen("LEFT")) == 0 ||
strncmp(line_tmp, "LEFTARROW", strlen("LEFTARROW")) == 0) {
if(!mj_get_ducky_key("LEFT", 4, &dk)) return false;
send_hid_packet(handle, addr, addr_size, rate, dk.mod, dk.hid, plugin_state);
return true;
} else if(
strncmp(line_tmp, "RIGHT", strlen("RIGHT")) == 0 ||
strncmp(line_tmp, "RIGHTARROW", strlen("RIGHTARROW")) == 0) {
if(!mj_get_ducky_key("RIGHT", 5, &dk)) return false;
send_hid_packet(handle, addr, addr_size, rate, dk.mod, dk.hid, plugin_state);
return true;
} else if(strncmp(line_tmp, "SPACE", strlen("SPACE")) == 0) {
if(!mj_get_ducky_key("SPACE", 5, &dk)) return false;
send_hid_packet(handle, addr, addr_size, rate, dk.mod, dk.hid, plugin_state);
return true;
}
return false;
}
void mj_process_ducky_script(
FuriHalSpiBusHandle* handle,
uint8_t* addr,
uint8_t addr_size,
uint8_t rate,
char* script,
PluginState* plugin_state) {
uint8_t hid_payload[LOGITECH_HID_TEMPLATE_SIZE] = {0};
char* prev_line = NULL;
inject_packet(
handle, addr, addr_size, rate, LOGITECH_HELLO, LOGITECH_HELLO_SIZE, plugin_state);
char* line = strtok(script, "\n");
while(line != NULL) {
if(strcmp(&line[strlen(line) - 1], "\r") == 0) line[strlen(line) - 1] = (char)0;
if(!mj_process_ducky_line(handle, addr, addr_size, rate, line, prev_line, plugin_state))
FURI_LOG_D(TAG, "unable to process ducky script line: %s", line);
prev_line = line;
line = strtok(NULL, "\n");
}
build_hid_packet(0, 0, hid_payload);
inject_packet(
handle,
addr,
addr_size,
rate,
hid_payload,
LOGITECH_HID_TEMPLATE_SIZE,
plugin_state); // empty hid packet at end
}