xboxdrv/tools/usbdebug.cpp
2008-11-06 15:40:11 +01:00

832 lines
20 KiB
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#include <string.h>
#include <boost/format.hpp>
#include <signal.h>
#include <usb.h>
#include <sstream>
#include <pthread.h>
#include <stdexcept>
#include <string>
#include <vector>
#include <iostream>
class USBDevice;
class EndpointListenerThread;
void print_raw_data(std::ostream& out, uint8_t* data, int len);
bool global_interrupt = false;
struct usb_device*
find_usb_device(uint16_t idVendor, uint16_t idProduct)
{
struct usb_bus* busses = usb_get_busses();
for (struct usb_bus* bus = busses; bus; bus = bus->next)
{
for (struct usb_device* dev = bus->devices; dev; dev = dev->next)
{
if (dev->descriptor.idVendor == idVendor &&
dev->descriptor.idProduct == idProduct)
{
return dev;
}
}
}
return 0;
}
class USBDevice
{
private:
static USBDevice* current_;
public:
static USBDevice* current() { return current_; }
private:
struct usb_device* dev;
struct usb_dev_handle* handle;
std::vector<EndpointListenerThread*> threads;
public:
USBDevice(struct usb_device* dev_)
: dev(dev_)
{
USBDevice:: current_ = this;
handle = usb_open(dev);
if (!handle)
{
throw std::runtime_error("Error opening usb device");
}
}
~USBDevice()
{
usb_close(handle);
}
void detach_kernel_driver(int iface)
{
if (usb_detach_kernel_driver_np(handle, iface) < 0)
{
std::ostringstream str;
str << "Couldn't detcach interface " << iface;
throw std::runtime_error(str.str());
}
}
void claim_interface(int iface)
{
if (usb_claim_interface(handle, iface) != 0)
{
std::ostringstream str;
str << "Couldn't claim interface " << iface;
throw std::runtime_error(str.str());
}
}
int read(int endpoint, uint8_t* data, int len)
{
return usb_interrupt_read(handle, endpoint, (char*)data, len, 0);
}
int write(int endpoint, uint8_t* data, int len)
{
return usb_interrupt_write(handle, endpoint, (char*)data, len, 0);
}
/* uint8_t requesttype
uint8_t request
uint16_t value;
uint16_t index;
uint16_t length;
*/
int ctrl_msg(int requesttype, int request,
int value, int index,
uint8_t* data, int size)
{
return usb_control_msg(handle,
requesttype, request,
value, index,
(char*)data, size,
0 /* timeout */);
}
void print_info()
{
for(int i = 0; i < dev->descriptor.bNumConfigurations; ++i)
{
std::cout << "Configuration: " << i << std::endl;
for(int j = 0; j < dev->config[i].bNumInterfaces; ++j)
{
std::cout << " Interface " << j << ":" << std::endl;
for(int k = 0; k < dev->config[i].interface[j].num_altsetting; ++k)
{
for(int l = 0; l < dev->config[i].interface[j].altsetting[k].bNumEndpoints; ++l)
{
std::cout << " Endpoint: "
<< int(dev->config[i].interface[j].altsetting[k].endpoint[l].bEndpointAddress & USB_ENDPOINT_ADDRESS_MASK)
<< ((dev->config[i].interface[j].altsetting[k].endpoint[l].bEndpointAddress & USB_ENDPOINT_DIR_MASK) ? " (IN)" : " (OUT)")
<< std::endl;
}
}
}
}
}
void launch_listener_thread(int endpoint);
};
USBDevice* USBDevice::current_ = 0;
class EndpointListenerThread
{
private:
pthread_t thread;
int endpoint;
bool running;
public:
EndpointListenerThread(int endpoint_)
: endpoint(endpoint_),
running(false)
{
}
~EndpointListenerThread()
{
}
void start()
{
running = true;
pthread_create(&thread, NULL, &EndpointListenerThread::callback, this);
}
static void* callback(void* userdata)
{
EndpointListenerThread* thread = static_cast<EndpointListenerThread*>(userdata);
thread->run();
pthread_exit(NULL);
}
void run()
{
bool this_quit = false;
std::cout << "Reading from endpoint " << endpoint << std::endl;;
while(!this_quit)
{
uint8_t data[8192];
int ret = USBDevice::current()->read(endpoint, data, sizeof(data));
if (ret < 0)
{
std::cerr << "USBError: " << ret << "\n" << usb_strerror() << std::endl;
std::cerr << "Shutting down" << std::endl;
this_quit = true;
}
else
{
std::cout << ">>> Ep" << endpoint << ": ";
print_raw_data(std::cout, data, ret);
std::cout << std::endl;
}
}
}
};
void
USBDevice::launch_listener_thread(int endpoint)
{
try {
EndpointListenerThread* thread = new EndpointListenerThread(endpoint);
threads.push_back(thread);
thread->start();
} catch(std::exception& err) {
std::cout << "Error: " << err.what() << std::endl;
}
}
bool has_prefix(const std::string& lhs, const std::string rhs)
{
if (lhs.length() < rhs.length())
return false;
else
return lhs.compare(0, rhs.length(), rhs) == 0;
}
bool readline(const std::string& prompt,
std::string& line)
{
std::cout << prompt << std::flush;
bool ret = !std::getline(std::cin, line).eof();
//line = strip(line);
return ret;
}
std::vector<std::string>
tokenize(const std::string& str, const std::string& delimiters = " ")
{
std::vector<std::string> tokens;
// Skip delimiters at beginning.
std::string::size_type lastPos = str.find_first_not_of(delimiters, 0);
// Find first "non-delimiter".
std::string::size_type pos = str.find_first_of(delimiters, lastPos);
while (std::string::npos != pos || std::string::npos != lastPos)
{
// Found a token, add it to the vector.
tokens.push_back(str.substr(lastPos, pos - lastPos));
// Skip delimiters. Note the "not_of"
lastPos = str.find_first_not_of(delimiters, pos);
// Find next "non-delimiter"
pos = str.find_first_of(delimiters, lastPos);
}
return tokens;
}
void print_raw_data(std::ostream& out, uint8_t* data, int len)
{
std::cout << "[" << len
<< "] { ";
for(int i = 0; i < len; ++i)
{
std::cout << boost::format("0x%02x") % int(data[i]);
if (i != len-1)
std::cout << ", ";
}
std::cout << " }";
}
void console_listen_cmd(const std::vector<std::string>& args)
{
if (args.size() < 2)
{
std::cout << "Usage: listen [ENDPOINT]..." << std::endl;
}
else
{
for(size_t i = 1; i < args.size(); ++i)
{
int endpoint = atoi(args[i].c_str());
USBDevice::current()->launch_listener_thread(endpoint);
}
}
}
void console_claim_cmd(const std::vector<std::string>& args)
{
if (args.size() < 2)
{
std::cout << "Usage: claim [INTERFACE]..." << std::endl;
}
else
{
for(size_t i = 1; i < args.size(); ++i)
{
int interface = atoi(args[i].c_str());
try {
USBDevice::current()->claim_interface(interface);
} catch (std::exception& err) {
std::cout << "Error: " << err.what() << std::endl;
goto end;
}
std::cout << "Interface " << interface << " successfully claimed" << std::endl;
end:;
}
}
}
void console_detach_cmd(const std::vector<std::string>& args)
{
if (args.size() < 2)
{
std::cout << "Usage: detach [INTERFACE]..." << std::endl;
}
else
{
for(size_t i = 1; i < args.size(); ++i)
{
int interface = atoi(args[i].c_str());
try {
USBDevice::current()->detach_kernel_driver(interface);
} catch (std::exception& err) {
std::cout << "Error: " << err.what() << std::endl;
goto end;
}
std::cout << "Interface " << interface << " successfully detached" << std::endl;
end:;
}
}
}
void console_info_cmd(const std::vector<std::string>& args)
{
USBDevice::current()->print_info();
}
class Sequence
{
private:
int start;
int end;
int idx;
public:
Sequence(int start_, int end_)
: start(start_), end(end_), idx(start_)
{}
Sequence(int start_)
: start(start_), end(start_), idx(start_)
{}
int get() {
if (eol())
return end;
else
return idx;
}
void next() {
if (!eol())
{
if (start <= end)
idx += 1;
else
idx -= 1;
}
}
bool eol() {
if (start <= end)
return idx > end;
else
return idx < end;
}
void reset() {
idx = start;
}
std::string to_string() const
{
std::ostringstream str;
if (start == end)
{
str << start;
}
else
{
str << start << "-" << end;
}
return str.str();
}
};
class SequenceGenerator
{
private:
std::vector<Sequence> sequences;
std::vector<Sequence>::size_type idx;
public:
/** spec: NUM or [NUM, NUM, NUM-NUM]*/
SequenceGenerator(const std::string& spec)
{
std::vector<std::string> tokens = tokenize(spec, ",");
for(std::vector<std::string>::iterator i = tokens.begin(); i != tokens.end(); ++i)
{
int start, end;
if (sscanf(i->c_str(), "%x-%x", &start, &end) == 2)
{
sequences.push_back(Sequence(start, end));
}
else if (sscanf(i->c_str(), "%x", &start) == 1)
{
sequences.push_back(Sequence(start));
}
else
{
throw std::runtime_error("Syntax Error in sequence, couldn't convert: " + *i);
}
}
idx = 0;
}
bool eol() {
return (idx == sequences.size());
}
void reset() {
for(std::vector<Sequence>::iterator i = sequences.begin(); i != sequences.end(); ++i)
i->reset();
idx = 0;
}
int get() {
if (eol())
return sequences.back().get();
else
return sequences[idx].get();
}
void next() {
if (!eol())
{
if (sequences[idx].eol())
{
++idx;
if (idx < sequences.size())
sequences[idx].next();
}
else
{
return sequences[idx].next();
}
}
}
std::string to_string() const
{
std::ostringstream str;
std::vector<Sequence>::const_iterator i = sequences.begin();
str << "{ ";
while (i != sequences.end())
{
const Sequence& seq = *i;
str << seq.to_string();
++i;
if (i != sequences.end())
str << ", ";
}
str << " }";
return str.str();
}
};
bool eol(std::vector<SequenceGenerator>& sequences)
{
if (sequences.empty())
return true;
else
return sequences.back().eol();
}
void next(std::vector<SequenceGenerator>& sequences, int idx)
{
if (idx < int(sequences.size()))
{
if (!sequences[idx].eol())
{
sequences[idx].next();
if (sequences[idx].eol())
{
if (idx+1 < int(sequences.size()))
{
sequences[idx].reset();
next(sequences, idx+1);
}
}
}
}
}
void next(std::vector<SequenceGenerator>& sequences)
{
if (!sequences.empty())
{
next(sequences, 0);
}
}
void console_probe_cmd(const std::vector<std::string>& args)
{
if (args.size() < 3)
{
std::cout << "Usage: send [EP] [DATA]..." << std::endl;
}
else
{
std::vector<uint8_t> data;
std::vector<SequenceGenerator> sequences;
int endpoint = atoi(args[1].c_str());
for(int i = 2; i < int(args.size()); ++i)
{
SequenceGenerator gen(args[i]);
sequences.push_back(gen);
std::cout << gen.to_string() << std::endl;
}
data.resize(sequences.size());
while(!eol(sequences) && !global_interrupt)
{
for(int i = 0; i < int(sequences.size()); ++i)
data[i] = sequences[i].get();
std::cout << "Data Ep: " << endpoint << ": ";
print_raw_data(std::cout, &*data.begin(), data.size());
int ret = USBDevice::current()->write(endpoint, &*data.begin(), data.size());
std::cout << " -> " << ret;
std::cout << std::endl;
next(sequences);
//usleep(100 * 1000);
usleep(10 * 1000);
}
}
}
void console_wait_cmd(const std::vector<std::string>& args)
{
if (args.size() != 2)
{
std::cout << "Usage: wait [SECONDS]" << std::endl;
}
else
{
float seconds = atof(args[1].c_str());
std::cout << "Waiting for " << seconds << " seconds... " << std::flush;
usleep(static_cast<useconds_t>(1000 * 1000 * seconds));
std::cout << "done" << std::endl;
}
}
void console_send_cmd(const std::vector<std::string>& args)
{
if (args.size() < 3)
{
std::cout << "Usage: send [EP] [DATA]..." << std::endl;
}
else
{
int endpoint = atoi(args[1].c_str());
std::vector<uint8_t> data;
for(int i = 2; i < int(args.size()); ++i)
{
data.push_back(strtol(args[i].c_str(), NULL, 16));
}
std::cout << "Sending to endpoint " << endpoint << ": ";
print_raw_data(std::cout, &*data.begin(), data.size());
int ret = USBDevice::current()->write(endpoint, &*data.begin(), data.size());
std::cout << " -> " << ret << std::endl;
}
}
void console_ctrlreq_cmd(const std::vector<std::string>& args)
{
if (args.size() < 5)
{
std::cout << "Usage: ctrlreq REQUESTTYPE REQUEST VALUE INDEX LEN" << std::endl;
}
else
{ // See USB Specification (usb_20.pdf) page 248
int requesttype = strtol(args[1].c_str(), NULL, 16);
int request = strtol(args[2].c_str(), NULL, 16);
int value = strtol(args[3].c_str(), NULL, 16);
int index = strtol(args[4].c_str(), NULL, 16);
int len = strtol(args[5].c_str(), NULL, 16);
std::cout << "Sending to ctrl: "
<< requesttype << " "
<< request << " "
<< value << " "
<< index << " "
<< len << ": ";
uint8_t* data = (len == 0) ? NULL : new uint8_t[len];
memset(data, 0, len*sizeof(uint8_t));
int ret = USBDevice::current()->ctrl_msg(requesttype, request,
value, index,
data,
len);
std::cout << " -> " << ret << " '" << strerror(-ret) << "'" << std::endl;
if (!data)
std::cout << "no data";
else
print_raw_data(std::cout, data, len);
std::cout << std::endl;
delete[] data;
}
}
void console_ctrl_cmd(const std::vector<std::string>& args)
{
if (args.size() < 5)
{
std::cout << "Usage: ctrl REQUESTTYPE REQUEST VALUE INDEX [DATA]..." << std::endl;
}
else
{ // See USB Specification (usb_20.pdf) page 248
int requesttype = strtol(args[1].c_str(), NULL, 16);
int request = strtol(args[2].c_str(), NULL, 16);
int value = strtol(args[3].c_str(), NULL, 16);
int index = strtol(args[4].c_str(), NULL, 16);
std::vector<uint8_t> data;
for(int i = 5; i < int(args.size()); ++i)
data.push_back(strtol(args[i].c_str(), NULL, 16));
std::cout << "Sending to ctrl: "
<< requesttype << " "
<< request << " "
<< value << " "
<< index << ": ";
if (data.empty())
std::cout << "no data";
else
print_raw_data(std::cout, &*data.begin(), data.size());
int ret = USBDevice::current()->ctrl_msg(requesttype, request,
value, index,
data.empty() ? NULL : &*data.begin(),
data.size());
std::cout << " -> " << ret << " '" << strerror(-ret) << "'" << std::endl;
}
}
std::string strip_comment(const std::string& line)
{
std::string::size_type p = line.find_first_of('#');
if (p != std::string::npos)
{
return line.substr(0, p);
}
else
{
return line;
}
}
bool quit = false;
void dispatch_command(const std::vector<std::string>& args)
{
if (0)
{
for(int i = 0; i < int(args.size()); ++i)
{
std::cout << i << ":'" << args[i] << "' ";
}
std::cout << std::endl;
}
if (args[0] == "help")
{
std::cout << "help:\n Print this help\n" << std::endl;
std::cout << "quit:\n Exit usbdebug\n" << std::endl;
std::cout << "claim [INTERFACE]...\n Claim the given interfaces\n" << std::endl;
std::cout << "detach [INTERFACE]...\n Detach kernel driver from interfaces\n" << std::endl;
std::cout << "listen [ENDPOINT]...\n On the given endpoints\n" << std::endl;
std::cout << "info\n Print some info on the current device\n" << std::endl;
std::cout << "send [ENDPOINT] [DATA]...\n Send data to an USB Endpoint\n" << std::endl;
}
else if (args[0] == "listen")
{
console_listen_cmd(args);
}
else if (args[0] == "info")
{
console_info_cmd(args);
}
else if (args[0] == "claim")
{
console_claim_cmd(args);
}
else if (args[0] == "probe")
{
console_probe_cmd(args);
}
else if (args[0] == "detach")
{
console_detach_cmd(args);
}
else if (args[0] == "ctrl")
{
console_ctrl_cmd(args);
}
else if (args[0] == "ctrlreq")
{
console_ctrlreq_cmd(args);
}
else if (args[0] == "wait")
{
console_wait_cmd(args);
}
else if (args[0] == "send")
{
console_send_cmd(args);
}
else if (args[0] == "quit")
{
std::cout << "Exiting" << std::endl;
quit = true;
}
else
{
std::cout << "Unknown command '" << args[0] << "', type 'help' to list all available commands" << std::endl;
}
}
void eval_console_cmd(const std::string& line_)
{
std::string line = strip_comment(line_);
std::vector<std::string> lines = tokenize(line, ";");
for(std::vector<std::string>::iterator i = lines.begin(); i != lines.end(); ++i)
{
std::vector<std::string> args = tokenize(*i);
if (!args.empty())
{
dispatch_command(args);
}
}
}
void run_console()
{
std::cout << "Type 'help' to list all available commands" << std::endl;
std::string line;
while (!quit && readline("\033[32musb\033[0m> ", line))
{
std::vector<std::string> cmds = tokenize(line, ";");
for(std::vector<std::string>::iterator i = cmds.begin(); i != cmds.end(); ++i)
eval_console_cmd(*i);
global_interrupt = false;
}
std::cout << std::endl;
}
void signal_callback(int)
{
if (global_interrupt)
{
exit(EXIT_FAILURE);
}
else
{
global_interrupt = true;
std::cout << "INTERRUPT" << std::endl;
}
}
int main(int argc, char** argv)
{
if (argc != 2)
{
std::cout << "Usage: " << argv[0] << " [idVendor:idProduct]" << std::endl;
}
else
{
usb_init();
usb_find_busses();
usb_find_devices();
uint16_t idVendor;
uint16_t idProduct;
if (sscanf(argv[1], "%hx:%hx", &idVendor, &idProduct) == 2)
{
struct usb_device* dev = find_usb_device(idVendor, idProduct);
if (dev)
{
std::cout << boost::format("Opening device with idVendor: 0x%h04x, idProduct: 0x%h04x") % idVendor % idProduct << std::endl;
USBDevice* usbdev = new USBDevice(dev);
signal(SIGINT, signal_callback);
run_console();
delete usbdev;
}
else
{
std::cout << "Couldn't device with " << argv[1] << std::endl;
}
}
else
{
std::cout << "Syntax error, must be idVendor:idProduct (ex: 045e:028e)" << std::endl;
}
}
return 0;
}
/* EOF */