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
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
|
#include <string.h>
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include "triton_p.h"
#include "memdebug.h"
struct sect_t
{
struct list_head entry;
struct conf_sect_t *sect;
};
static LIST_HEAD(sections);
static char* skip_space(char *str);
static char* skip_word(char *str);
static struct conf_sect_t *find_sect(const char *name);
static struct conf_sect_t *create_sect(const char *name);
static void sect_add_item(struct conf_sect_t *sect, const char *name, const char *val);
static struct conf_option_t *find_item(struct conf_sect_t *, const char *name);
int conf_load(const char *fname)
{
char *buf,*str,*str2;
char *path0,*path;
int cur_line = 0;
static struct conf_sect_t *cur_sect = NULL;
FILE *f = fopen(fname, "r");
if (!f) {
perror("conf_file:open");
return -1;
}
buf = _malloc(1024);
path0 = _malloc(4096);
path = _malloc(4096);
getcwd(path0, 1024);
while(!feof(f)) {
if (!fgets(buf, 1024, f))
break;
++cur_line;
if (buf[strlen(buf) - 1] == '\n')
buf[strlen(buf) - 1] = 0;
str = skip_space(buf);
if (*str == '#' || *str == 0)
continue;
if (strncmp(str, "$include", 8) == 0) {
str = skip_word(str);
str = skip_space(str);
conf_load(str);
continue;
}
if (*str == '[') {
for (str2 = ++str; *str2 && *str2 != ']'; str2++);
if (*str2 != ']') {
fprintf(stderr, "conf_file:%s:%i: sintax error\n", fname, cur_line);
return -1;
}
*str2 = 0;
cur_sect = find_sect(str);
if (!cur_sect)
cur_sect = create_sect(str);
continue;
}
if (!cur_sect) {
fprintf(stderr, "conf_file:%s:%i: no section opened\n", fname, cur_line);
return -1;
}
str2 = skip_word(str);
if (*str2 == ' ') {
*str2 = 0;
++str2;
}
str2 = skip_space(str2);
if (*str2 == '=' || *str2 == ',') {
*str2 = 0;
str2 = skip_space(str2 + 1);
if (*str2 && *(str2 + 1) && *str2 == '$' && *(str2 + 1) == '{') {
char *s;
struct conf_option_t *opt;
for (s = str2+2; *s && *s != '}'; s++);
if (*s == '}') {
*s = 0;
str2 += 2;
}
opt = find_item(cur_sect, str2);
if (!opt) {
fprintf(stderr, "conf_file:%s:%i: parent option not found\n", fname, cur_line);
return -1;
}
str2 = opt->val;
}
} else
str2 = NULL;
sect_add_item(cur_sect, str, str2);
}
_free(buf);
_free(path);
_free(path0);
fclose(f);
return 0;
}
static char* skip_space(char *str)
{
for (; *str && *str == ' '; str++);
return str;
}
static char* skip_word(char *str)
{
for (; *str && (*str != ' ' && *str != '='); str++);
return str;
}
static struct conf_sect_t *find_sect(const char *name)
{
struct sect_t *s;
list_for_each_entry(s, §ions, entry)
if (strcmp(s->sect->name, name) == 0) return s->sect;
return NULL;
}
static struct conf_sect_t *create_sect(const char *name)
{
struct sect_t *s = _malloc(sizeof(struct sect_t));
s->sect = _malloc(sizeof(struct conf_sect_t));
s->sect->name = (char*)strdup(name);
INIT_LIST_HEAD(&s->sect->items);
list_add_tail(&s->entry, §ions);
return s->sect;
}
static void sect_add_item(struct conf_sect_t *sect, const char *name, const char *val)
{
struct conf_option_t *opt = _malloc(sizeof(struct conf_option_t));
opt->name = _strdup(name);
opt->val = val ? _strdup(val) : NULL;
list_add_tail(&opt->entry, §->items);
}
static struct conf_option_t *find_item(struct conf_sect_t *sect, const char *name)
{
struct conf_option_t *opt;
list_for_each_entry(opt, §->items, entry) {
if (strcmp(opt->name, name) == 0)
return opt;
}
return NULL;
}
__export struct conf_sect_t * conf_get_section(const char *name)
{
return find_sect(name);
}
__export char * conf_get_opt(const char *sect, const char *name)
{
struct conf_option_t *opt;
struct conf_sect_t *s = conf_get_section(sect);
if (!s)
return NULL;
opt = find_item(s, name);
if (!opt)
return NULL;
return opt->val;
}
|
