int main(int argc, char **argv) {
FILE *pFile = NULL;
int size;
long lSize;
unsigned char *buffer;
unsigned char *buf2 = calloc(300, sizeof(unsigned char));
if (argc < 2) {
fprintf(stderr, "Missing upload filename \n\n");
fprintf(stderr, "Usage: \n");
fprintf(stderr, "ISP808 <uploadfile> \n");
exit(1);;
}
pFile = fopen(argv[1], "rb");
if (pFile == NULL) {
fprintf(stderr, "ERROR: Unable to open file %s \n", argv[1]);
exit(1);
}
// obtain file size:
fseek(pFile, 0, SEEK_END);
lSize = ftell(pFile);
rewind(pFile);
// allocate memory to contain the whole file:
buffer = calloc(lSize, sizeof(unsigned char));
if (buffer == NULL) {
fputs("Memory error", stderr);
exit(2);
}
size = fread(buffer, 1, lSize, pFile);
if (size != lSize) {
fputs("Reading error", stderr);
exit(3);
}
libusb_context *context;
libusb_init(&context);
libusb_set_debug(context, 3);
device_handle = libusb_open_device_with_vid_pid(context, VID, PID);
if (!device_handle) {
fprintf(stderr, "ERROR: Unable to find device "
"(Vendor ID = %04x, Product ID = %04x)\n", VID, PID);
fprintf(stderr, "Press the Mode Button and connect the cam to USB \n");
return 1;
}
libusb_claim_interface(device_handle, 2);
libusb_set_interface_alt_setting(device_handle, 0, 0);
usleep(100);
// Get the installed version
fprintf(stdout, "\nRead 808 Version \n");
GetVersion();
GetVersion1();
GetVersion2();
fprintf(stdout, "\nStart Uploading the file: %s \n",argv[1]);
char defout[] = { 0x00, 0x80, 0x04, 0x00, 0x2d, 0x10, 0x00, 0x00 };
control_in_vendor_device(0x70, 0, 0, 5);
usleep(100);
control_out(0xfd, 0, 0x4f3, defout, 8);
usleep(200); // Fix me
// Download the code
fprintf(stdout, "\nDownload Code.... \n");
bulk_write(3, buffer, lSize);
usleep(200);
char defout2[] = { 0x00, 0x80, 0x04, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00,
0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00 };
control_out(0xfd, 0, 0x4f1, defout2, 0x10);
usleep(100);
// Dont know why
bulk_write(3, buf2, 256);
fprintf(stdout, "\nDownload Ready.... \n");
usleep(100);
if (pFile)
fclose(pFile);
free(buffer);
libusb_release_interface(device_handle, 0);
libusb_close(device_handle);
libusb_exit(context);
return 0;
}
int main(int argc, char **argv) {
const char *mode = "CGRAY";
int resolution = 100;
if(argc > 1) {
switch(*argv[1]) {
case 'c': mode = "CGRAY"; break;
case 'g': mode = "GRAY64"; break;
case 't': mode = "TEXT"; break;
case '-': mode = NULL; break;
default:
fprintf(stderr, "ERROR: unrecognised mode, "
"should be one of [cgt]\n");
return 1;
}
}
if(argc > 2) {
resolution = atoi(argv[2]);
if(resolution < 100 || resolution > 600 || resolution % 100) {
fprintf(stderr, "ERROR: resolution must be a positive "
"multiple of 100 no greater than 600\n");
return 1;
}
}
libusb_context *context;
libusb_init(&context);
device_handle = libusb_open_device_with_vid_pid(context, VID, PID);
if(!device_handle) {
fprintf(stderr, "ERROR: Unable to find device "
"(Vendor ID = %04x, Product ID = %04x)\n",
VID, PID);
return 1;
}
libusb_claim_interface(device_handle, 0);
libusb_set_interface_alt_setting(device_handle, 0, 0);
control_in_vendor_device(1, 2, 0, 255); /* returns 05 10 01 02 00 */
if(mode) {
char *config = build_config(
mode, MIN(resolution, 300), resolution,
PAGE_WIDTH * MIN(resolution, 300)/100,
PAGE_HEIGHT * resolution/100);
send_config(config); free(config);
}
int page = 1;
FILE *fp = NULL;
int sleep_time = 0;
while(1) {
unsigned char buf[0x1000];
int num_bytes = bulk_read(4, buf, 0x1000);
if(num_bytes) sleep_time = 0;
if(num_bytes > 2) {
if(!fp) {
char fname[8];
snprintf(fname, 8, "%03d.raw", page);
fprintf(stderr, "Opening '%s'...\n", fname);
fp = fopen(fname, "wb");
}
fwrite(buf, 1, num_bytes, fp);
} else if(num_bytes == 0 && sleep_time < 10) {
#ifdef DEBUG
fprintf(stderr, "Sleeping\n");
#endif
sleep_time++;
usleep(200 * 1000);
} else if(num_bytes == 2 && buf[0] == 0xc2 && buf[1] == 0x00) {
fprintf(stderr, "ERROR: Nothing to scan\n"); break;
} else if(num_bytes == 2 && buf[0] == 0xc3 && buf[1] == 0x00) {
fprintf(stderr, "ERROR: Paper jam\n"); break;
} else if(num_bytes == 1 && buf[0] == 0x80) {
fprintf(stderr, "No more pages\n"); break;
} else if((num_bytes == 1 && buf[0] == 0x81) || sleep_time >= 10) {
fprintf(stderr, "Feeding in another page");
if(sleep_time >= 10) fprintf(stderr, " (timeout)");
fprintf(stderr, "\n");
fclose(fp); fp = NULL;
send_config("");
page++;
sleep_time = 0;
} else if(num_bytes == 1 && buf[0] == 0xc3) {
fprintf(stderr, "Paper jam\n"); break;
} else if(num_bytes == 1 && buf[0] == 0xc4) {
fprintf(stderr, "Scan aborted\n"); break;
} else {
fprintf(stderr, "Received unknown data: %02x", buf[0]);
if(num_bytes == 2) fprintf(stderr, " %02x", buf[1]);
fprintf(stderr, "\n");
break;
}
}
if(fp) fclose(fp);
control_in_vendor_device(2, 2, 0, 255); /* returns 05 10 02 02 00 */
libusb_release_interface(device_handle, 0);
libusb_close(device_handle);
libusb_exit(context);
return 0;
}
void GetVersion2() {
control_in_vendor_device(0x20, 0, 2, 8);
}
