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#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
char *read_file(const char *filename, long *size) {
FILE *fp = fopen(filename, "r");
long filesize = 0;
if (fp == NULL) {
fclose(fp);
return NULL;
}
if (fseek(fp, 0L, SEEK_END)) {
fclose(fp);
return NULL;
}
filesize = ftell(fp);
if (*filesize < 0) {
fclose(fp);
return NULL;
}
buf = malloc(filesize+1);
if (buf == NULL) {
fclose(fp);
free(cfg);
return NULL;
}
memset(buf, 0, filesize+1);
rewind(fp);
fread(buf, sizeof(char), filesize, fp);
fclose(fp);
*size = filesize;
return buf;
}
char *find_line(char *str) {
for (; *str != '\n' && *str != '\0'; str++);
return str;
}
config *parse_config(const char *filename) {
long filesize = 0;
config *cfg;
char *buf = read_file(filename, &filesize);
if (buf == NULL) {
return NULL;
}
cfg = malloc(sizeof(config));
if (cfg == NULL) {
free(buf);
return NULL;
}
for (; *buf != '\0'; buf = find_line(buf)) {
char *value;
char *name = strtok_r(buf, "=", &value);
}
}
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