#include "global.h"


#ifdef _WIN32
#include "../system/windows_include.h"
#else
#include <sys/time.h>
#endif
#include <float.h>
#include <stdlib.h>

IUINT16 rand_range_16(IUINT16 min, IUINT16 max) {
    if (min > max) {
        // 如果参数传反了，交换
        IUINT16 temp = min;
        min = max;
        max = temp;
    }
    return min + rand() % (max - min + 1);
}

void itimeofday(long *sec, long *usec)
{
#if defined(__unix)
    struct timeval time;
    gettimeofday(&time, NULL);
    if (sec) *sec = time.tv_sec;
    if (usec) *usec = time.tv_usec;
#else
    static long mode = 0, addsec = 0;
    BOOL retval;
    static IINT64 freq = 1;
    IINT64 qpc;
    if (mode == 0) {
        retval = QueryPerformanceFrequency((LARGE_INTEGER*)&freq);
        freq = (freq == 0)? 1 : freq;
        retval = QueryPerformanceCounter((LARGE_INTEGER*)&qpc);
        addsec = (long)time(NULL);
        addsec = addsec - (long)((qpc / freq) & 0x7fffffff);
        mode = 1;
    }
    retval = QueryPerformanceCounter((LARGE_INTEGER*)&qpc);
    retval = retval * 2;
    if (sec) *sec = (long)(qpc / freq) + addsec;
    if (usec) *usec = (long)((qpc % freq) * 1000000 / freq);
#endif
}

/* get clock in millisecond 64 */
IINT64 iclock64(void)
{
    long s, u;
    IINT64 value;
    itimeofday(&s, &u);
    value = ((IINT64)s) * 1000 + (u / 1000);
    return value;
}

IUINT32 iclock()
{
    return (IUINT32)(iclock64() & 0xfffffffful);
}

int check_cycle_0_9(const char *str, int len) {
    if (len <= 0) return false;

    for (int i = 1; i < len; i++) {
        // 上一个字符
        char prev = str[i - 1];
        char expected = (prev == '9') ? '0' : prev + 1;

        if (str[i] != expected) {
            return i;
        }
    }
    return 0;
}
void print_hex(const char* prefix, const uint8_t* data, int len, const char* suffix) {
    printf("%s", prefix);
    for (int i = 0; i < len; ++i) {
        printf("%02X ", data[i]);  // %02X: 打印两位十六进制数，前面补零，X为大写字母
    }
    printf("%s", suffix);
}