|
0
|
1 #include <stdio.h> |
|
|
2 #include <stdlib.h> |
|
|
3 #include <unistd.h> |
|
|
4 #include <ctype.h> |
|
|
5 #include <string.h> |
|
|
6 |
|
|
7 |
|
|
8 #include "list.h" |
|
|
9 |
|
|
10 /* Definicion de tipos */ |
|
|
11 #define MAX_LENGHT_INPUT 1024 |
|
|
12 #define cfg_entry(n) list_entry(n, cfg_entry_t, list) |
|
|
13 |
|
|
14 typedef struct _cfg_entry_t { |
|
|
15 char *key; |
|
|
16 char *value; |
|
|
17 struct list_head list; |
|
|
18 } cfg_entry_t; |
|
|
19 |
|
|
20 static LIST_HEAD(cfg_list); |
|
|
21 |
|
|
22 |
|
|
23 void push_in_list(char *key, char *value) |
|
|
24 { |
|
|
25 cfg_entry_t *new_entry = calloc(1, sizeof(cfg_entry_t)); |
|
|
26 |
|
|
27 new_entry->key = (char *) calloc(1, strlen(key) + 1); |
|
|
28 new_entry->value = (char *) calloc(1, strlen(value) + 1); |
|
|
29 |
|
|
30 strcpy(new_entry->key, key); |
|
|
31 strcpy(new_entry->value, value); |
|
|
32 |
|
|
33 list_add(&new_entry->list, &cfg_list); |
|
|
34 } |
|
|
35 |
|
|
36 int cfg_file(char *filename) |
|
|
37 { |
|
|
38 FILE *fp; |
|
|
39 char *buf; |
|
|
40 char *line; |
|
|
41 char *value; |
|
|
42 |
|
|
43 buf = malloc(255); |
|
|
44 |
|
|
45 if ((fp = fopen(filename, "r")) == NULL) { |
|
|
46 perror("fopen (parsecfg.c:46)"); |
|
|
47 exit(EXIT_FAILURE); |
|
|
48 } |
|
|
49 |
|
|
50 while (fgets(buf, 255, fp) != NULL) { |
|
|
51 line = buf; |
|
|
52 |
|
|
53 while (isspace((int) *line)) |
|
|
54 line++; |
|
|
55 |
|
|
56 while ((strlen(line) > 0) |
|
|
57 && isspace((int) line[strlen(line) - 1])) |
|
|
58 line[strlen(line) - 1] = '\0'; |
|
|
59 |
|
|
60 if ((*line == '\n') || (*line == '\0') || (*line == '#')) |
|
|
61 continue; |
|
|
62 |
|
|
63 if ((strchr(line, '=') != NULL)) { |
|
|
64 value = strchr(line, '='); |
|
|
65 *value = '\0'; |
|
|
66 value++; |
|
|
67 |
|
|
68 while (isspace((int) *value)) |
|
|
69 value++; |
|
|
70 |
|
|
71 while ((strlen(line) > 0) |
|
|
72 && isspace((int) line[strlen(line) - 1])) |
|
|
73 line[strlen(line) - 1] = '\0'; |
|
|
74 |
|
|
75 push_in_list(line, value); |
|
|
76 continue; |
|
|
77 } |
|
|
78 fprintf(stderr, "CFG: orphaned line \"%s\"\n", line); |
|
|
79 } |
|
|
80 return 1; |
|
|
81 } |
|
|
82 |
|
|
83 char *cfg_read(char *key) |
|
|
84 { |
|
|
85 struct list_head *n, *pos; |
|
|
86 cfg_entry_t *search_entry = NULL; |
|
|
87 |
|
|
88 list_for_each_safe(pos, n, &cfg_list) { |
|
|
89 search_entry = cfg_entry(pos); |
|
|
90 if (search_entry->key) { |
|
|
91 if (!strcasecmp(search_entry->key, key)) { |
|
|
92 return search_entry->value; |
|
|
93 } |
|
|
94 } |
|
|
95 } |
|
|
96 return NULL; |
|
|
97 } |
