#include <stdio.h>
#include <errno.h>
#include <string.h>
-#include "sigrok.h"
-#include "sigrok-internal.h"
+#include "libsigrok.h"
+#include "libsigrok-internal.h"
SR_PRIV int ezusb_reset(struct libusb_device_handle *hdl, int set_clear)
{
- int err;
+ int ret;
unsigned char buf[1];
- sr_info("setting CPU reset mode %s...", set_clear ? "on" : "off");
+ sr_info("ezusb: setting CPU reset mode %s...",
+ set_clear ? "on" : "off");
buf[0] = set_clear ? 1 : 0;
- err = libusb_control_transfer(hdl, LIBUSB_REQUEST_TYPE_VENDOR, 0xa0,
+ ret = libusb_control_transfer(hdl, LIBUSB_REQUEST_TYPE_VENDOR, 0xa0,
0xe600, 0x0000, buf, 1, 100);
- if (err < 0)
- sr_err("Unable to send control request: %d", err);
+ if (ret < 0)
+ sr_err("ezusb: Unable to send control request: %d", ret);
- return err;
+ return ret;
}
SR_PRIV int ezusb_install_firmware(libusb_device_handle *hdl,
const char *filename)
{
FILE *fw;
- int offset, chunksize, err, result;
+ int offset, chunksize, ret, result;
unsigned char buf[4096];
- sr_info("Uploading firmware at %s", filename);
+ sr_info("ezusb: Uploading firmware at %s", filename);
if ((fw = g_fopen(filename, "rb")) == NULL) {
- sr_err("Unable to open firmware file %s for reading: %s",
+ sr_err("ezusb: Unable to open firmware file %s for reading: %s",
filename, strerror(errno));
return SR_ERR;
}
chunksize = fread(buf, 1, 4096, fw);
if (chunksize == 0)
break;
- err = libusb_control_transfer(hdl, LIBUSB_REQUEST_TYPE_VENDOR |
+ ret = libusb_control_transfer(hdl, LIBUSB_REQUEST_TYPE_VENDOR |
LIBUSB_ENDPOINT_OUT, 0xa0, offset,
0x0000, buf, chunksize, 100);
- if (err < 0) {
- sr_err("Unable to send firmware to device: %d", err);
+ if (ret < 0) {
+ sr_err("ezusb: Unable to send firmware to device: %d",
+ ret);
result = SR_ERR;
break;
}
- sr_info("Uploaded %d bytes", chunksize);
+ sr_info("ezusb: Uploaded %d bytes", chunksize);
offset += chunksize;
}
fclose(fw);
- sr_info("Firmware upload done");
+ sr_info("ezusb: Firmware upload done");
return result;
}
const char *filename)
{
struct libusb_device_handle *hdl;
- int err;
+ int ret;
- sr_info("uploading firmware to device on %d.%d",
- libusb_get_bus_number(dev), libusb_get_device_address(dev));
+ sr_info("ezusb: uploading firmware to device on %d.%d",
+ libusb_get_bus_number(dev), libusb_get_device_address(dev));
- if ((err = libusb_open(dev, &hdl)) < 0) {
- sr_err("failed to open device: %d", err);
+ if ((ret = libusb_open(dev, &hdl)) < 0) {
+ sr_err("ezusb: failed to open device: %d", ret);
return SR_ERR;
}
/* Neither Windows/MinGW nor Darwin/Mac support these libusb-1.0 calls. */
#if !defined(_WIN32) && !defined(__APPLE__)
if (libusb_kernel_driver_active(hdl, 0)) {
- if ((err = libusb_detach_kernel_driver(hdl, 0)) < 0) {
- sr_err("failed to detach kernel driver: %d", err);
+ if ((ret = libusb_detach_kernel_driver(hdl, 0)) < 0) {
+ sr_err("ezusb: failed to detach kernel driver: %d", ret);
return SR_ERR;
}
}
#endif
- if ((err = libusb_set_configuration(hdl, configuration)) < 0) {
- sr_err("Unable to set configuration: %d", err);
+ if ((ret = libusb_set_configuration(hdl, configuration)) < 0) {
+ sr_err("ezusb: Unable to set configuration: %d", ret);
return SR_ERR;
}