C++ (Cpp) __first_str_to_u32 Examples

Example #1

File: i2c_device_debug.c Project: Vassilko/lichee

static int __parse_device_str(const char *buf, size_t size, u32 *twi_id, u32 *dev_addr)
{
	char 	*ptr = (char *)buf;

	if(NULL == strchr(ptr, ',')) { 
	        return -EINVAL;
	}

	ptr = __first_str_to_u32(ptr, ',', twi_id);
	if(NULL == ptr)
		return -EINVAL;

	ptr += 1;
	if(strict_strtoul(ptr, 16, (long unsigned int *)dev_addr))
		return -EINVAL;

	return 0;
}

Example #2

File: sunxi_dump_reg.c Project: Yongci/CC-A80-kernel-source

/**
 * __parse_dump_str - parse the input string for dump attri.
 * @buf:     the input string, eg: "0x01c20000,0x01c20300".
 * @size:    buf size.
 * @start:   store the start reg's addr parsed from buf, eg 0x01c20000.
 * @end:     store the end reg's addr parsed from buf, eg 0x01c20300.
 *
 * return 0 if success, otherwise failed.
 */
int __parse_dump_str(const char *buf, size_t size, u32 *start, u32 *end)
{
	char 	*ptr = (char *)buf;

	if(NULL == strchr(ptr, ',')) { /* only one reg to dump */
		if(strict_strtoul(ptr, 16, (long unsigned int *)start))
			return -EINVAL;
		*end = *start;
		return 0;
	}

	ptr = __first_str_to_u32(ptr, ',', start);
	if(NULL == ptr)
		return -EINVAL;

	ptr += 1;
	if(strict_strtoul(ptr, 16, (long unsigned int *)end))
		return -EINVAL;

	return 0;
}