Something happens if you start explore right after plugging in 4set

This commit is contained in:
Neale Pickett 2013-09-08 22:43:24 -06:00
parent 3faaf4ab07
commit 811d225a31
2 changed files with 109 additions and 1 deletions

View File

@ -2,12 +2,15 @@ CFLAGS += -Wall
CFLAGS += -Werror CFLAGS += -Werror
CFLAGS += -g CFLAGS += -g
all: hdjd aac123 all: hdjd aac123 explore
hdjd: LDFLAGS += $(shell pkg-config --libs libusb-1.0) hdjd: LDFLAGS += $(shell pkg-config --libs libusb-1.0)
hdjd: LDFLAGS += $(shell pkg-config --libs alsa) hdjd: LDFLAGS += $(shell pkg-config --libs alsa)
hdjd: hdjd.o usb.o alsa.o hdjd: hdjd.o usb.o alsa.o
explore: LDFLAGS += $(shell pkg-config --libs libusb-1.0)
explore.o: CFLAGS += $(shell pkg-config --cflags libusb-1.0)
alsa.o: CFLAGS += $(shell pkg-config --cflags alsa) alsa.o: CFLAGS += $(shell pkg-config --cflags alsa)
usb.o: CFLAGS += $(shell pkg-config --cflags libusb-1.0) usb.o: CFLAGS += $(shell pkg-config --cflags libusb-1.0)

105
explore.c Normal file
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@ -0,0 +1,105 @@
#include <stdio.h>
#include <stdint.h>
#include <libusb.h>
#include <string.h>
/*
* Some things I use for debugging
*/
#ifdef NODUMP
#define DUMPf(fmt, args...)
#else
#define DUMPf(fmt, args...) fprintf(stderr, "%s:%s:%d " fmt "\n", __FILE__, __FUNCTION__, __LINE__, ##args)
#endif
#define DUMP() DUMPf("")
#define DUMP_d(v) DUMPf("%s = %d", #v, v)
#define DUMP_x(v) DUMPf("%s = 0x%x", #v, v)
#define DUMP_s(v) DUMPf("%s = %s", #v, v)
#define DUMP_c(v) DUMPf("%s = '%c' (0x%02x)", #v, v, v)
#define DUMP_p(v) DUMPf("%s = %p", #v, v)
struct device {
uint16_t product_id;
uint8_t ep_in;
uint8_t ep_out;
};
const struct device devices[] = {
{0xb102, 0x83, 0x04},
{0xb105, 0x82, 0x03},
{0xb10c, 0x84, 0x02},
{0, 0, 0}
};
int
main(int argc, char **argv)
{
struct libusb_device_handle *dev;
struct libusb_device_descriptor ddesc;
unsigned char name[100];
const struct device *d;
int ret;
if (libusb_init(NULL) < 0) {
return 69;
}
for (d = devices; d->product_id; d += 1) {
dev = libusb_open_device_with_vid_pid(NULL, 0x6f8, d->product_id);
if (dev) {
break;
}
}
if (!dev) {
printf("Couldn't find a controller\n");
return 69;
}
// Figure out what this thing is called
libusb_get_device_descriptor(libusb_get_device(dev), &ddesc);
{
unsigned char *p = name;
ret = libusb_get_string_descriptor_ascii(dev, ddesc.iManufacturer, name, sizeof(name));
if (ret > 0) {
p = name + ret;
*p = ' ';
p += 1;
ret = libusb_get_string_descriptor_ascii(dev, ddesc.iProduct, p, sizeof(name) - ret - 1);
}
if (ret < 0) {
printf("Can't figure out what to call this thing.\n");
return 69;
}
}
printf("Opened a %s\n", name);
while (1) {
uint8_t data[8];
int transferred;
int i;
if ((ret = libusb_bulk_transfer(dev, d->ep_in, data, sizeof data, &transferred, 0))) {
break;
}
for (i = 0; i < transferred; i += 1) {
printf("%02x ", data[i]);
}
printf("\n");
//memset(data, 0xff, sizeof data);
libusb_bulk_transfer(dev, d->ep_out, data, sizeof data, &transferred, 0);
}
if (ret < 0) {
printf("ERROR: %s\n", libusb_error_name(ret));
}
libusb_exit(NULL);
return 0;
}