Repository navigation
Expand file tree
/
Copy pathmisc.c
More file actions
88 lines (74 loc) · 1.96 KB
/
Copy pathmisc.c
File metadata and controls
88 lines (74 loc) · 1.96 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
#include <stdlib.h>
#include <ctype.h>
#include <stdint.h>
#include <string.h>
#include <unistd.h>
#include <sys/types.h>
#include "linkedlist.h"
#include "logging.h"
#include "minieap_common.h"
//#define ICONV
#ifdef ICONV
#include <iconv.h>
#endif
void chk_free(void** pptr) {
if (pptr == NULL || *pptr == NULL)
return;
free(*pptr);
*pptr = NULL;
}
uint8_t char2hex(const char* str) {
#define LOWER2HEX(digit) ((digit >= 'a') ? (10 + (digit - 'a')) : (digit - '0'))
const char digit0 = tolower(str[0]);
const char digit1 = tolower(str[1]);
if (digit1 == 0) {
return LOWER2HEX(digit0);
}
return 16 * LOWER2HEX(digit0) + LOWER2HEX(digit1);
}
uint8_t bit_reverse(uint8_t in) {
static const uint8_t half_reverse_table[] = {
0x0, 0x8, 0x4, 0xc, 0x2, 0xa, 0x6, 0xe,
0x1, 0x9, 0x5, 0xd, 0x3, 0xb, 0x7, 0xf
};
return half_reverse_table[in & 0xf] << 4 | half_reverse_table[(in & 0xf0) >> 4];
}
void gbk2utf8(char* in, size_t inlen, char* out, size_t outlen) {
#ifdef ICONV
iconv_t _cd = iconv_open("utf-8", "gbk");
if (_cd < 0) {
PR_WARN("无法从 iconv 获取编码描述符，服务器消息可能会出现乱码");
goto legacy;
} else {
iconv(_cd, &in, &inlen, &out, &outlen);
iconv_close(_cd);
return;
}
legacy:
#endif
memmove(out, in, inlen);
}
void pr_info_gbk(char* in, size_t inlen) {
size_t _utf8_size = (inlen >> 1) * 3;
char* _utf8_buf = (char*)malloc(_utf8_size);
memset(_utf8_buf, 0, _utf8_size);
if (_utf8_buf > 0) {
gbk2utf8(in, inlen, _utf8_buf, _utf8_size);
PR_INFO("%s", _utf8_buf);
free(_utf8_buf);
} else {
_utf8_buf = in;
PR_INFO("%s", _utf8_buf);
}
}
RESULT go_background() {
pid_t pid;
pid = fork();
if (pid < 0)
return FAILURE;
if (pid > 0)
_exit(0); /* Do not call exit_handler() */
if (setsid() < 0)
return FAILURE;
return SUCCESS;
}