Function command_ctl_wr

libsigrok4DSL/hardware/DSL/command.c:27–45

#include "../../log.h"

SR_PRIV int command_ctl_wr(libusb_device_handle *devhdl, struct ctl_wr_cmd cmd)
{
    int ret;

    assert(devhdl);

    /* Send the control command. */
    ret = libusb_control_transfer(devhdl, LIBUSB_REQUEST_TYPE_VENDOR |
            LIBUSB_ENDPOINT_OUT, CMD_CTL_WR, 0x0000, 0x0000,
            (unsigned char *)&cmd, cmd.header.size+sizeof(struct ctl_header), 3000);
    if (ret < 0) {
        sr_err("Unable to send CMD_CTL_WR command(dest:%d/offset:%d/size:%d): %s.",
               cmd.header.dest, cmd.header.offset, cmd.header.size,
               libusb_error_name(ret));
        return SR_ERR;
    }

    return SR_OK;
}

SR_PRIV int command_ctl_rd(libusb_device_handle *devhdl, struct ctl_rd_cmd cmd)
{