85 lines
2.0 KiB
C++
85 lines
2.0 KiB
C++
#include "global.h"
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#ifdef _WIN32
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#include "../system/windows_include.h"
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#else
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#include <sys/time.h>
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#endif
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#include <float.h>
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#include <stdlib.h>
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IUINT16 rand_range_16(IUINT16 min, IUINT16 max) {
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if (min > max) {
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// 如果参数传反了，交换
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IUINT16 temp = min;
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min = max;
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max = temp;
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}
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return min + rand() % (max - min + 1);
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}
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void itimeofday(long *sec, long *usec)
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{
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#if defined(__unix)
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struct timeval time;
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gettimeofday(&time, NULL);
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if (sec) *sec = time.tv_sec;
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if (usec) *usec = time.tv_usec;
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#else
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static long mode = 0, addsec = 0;
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BOOL retval;
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static IINT64 freq = 1;
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IINT64 qpc;
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if (mode == 0) {
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retval = QueryPerformanceFrequency((LARGE_INTEGER*)&freq);
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freq = (freq == 0)? 1 : freq;
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retval = QueryPerformanceCounter((LARGE_INTEGER*)&qpc);
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addsec = (long)time(NULL);
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addsec = addsec - (long)((qpc / freq) & 0x7fffffff);
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mode = 1;
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}
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retval = QueryPerformanceCounter((LARGE_INTEGER*)&qpc);
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retval = retval * 2;
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if (sec) *sec = (long)(qpc / freq) + addsec;
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if (usec) *usec = (long)((qpc % freq) * 1000000 / freq);
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#endif
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}
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/* get clock in millisecond 64 */
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IINT64 iclock64(void)
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{
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long s, u;
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IINT64 value;
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itimeofday(&s, &u);
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value = ((IINT64)s) * 1000 + (u / 1000);
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return value;
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}
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IUINT32 iclock()
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{
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return (IUINT32)(iclock64() & 0xfffffffful);
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}
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int check_cycle_0_9(const char *str, int len) {
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if (len <= 0) return false;
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for (int i = 1; i < len; i++) {
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// 上一个字符
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char prev = str[i - 1];
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char expected = (prev == '9') ? '0' : prev + 1;
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if (str[i] != expected) {
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return i;
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}
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}
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return 0;
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}
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void print_hex(const char* prefix, const uint8_t* data, int len, const char* suffix) {
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printf("%s", prefix);
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for (int i = 0; i < len; ++i) {
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printf("%02X ", data[i]); // %02X: 打印两位十六进制数，前面补零，X为大写字母
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}
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printf("%s", suffix);
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}
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