static void LoadConfigFromFile(FILE *f) { char curSection[128] = ""; char *buffer = NULL; size_t maxlen = 0; ConfigEntry *ent; while(readline(f, &buffer, &maxlen)) { char *line, *comment; char key[256] = ""; char value[256] = ""; comment = strchr(buffer, '#'); if(comment) *(comment++) = 0; line = rstrip(lstrip(buffer)); if(!line[0]) continue; if(line[0] == '[') { char *section = line+1; char *endsection; endsection = strchr(section, ']'); if(!endsection || section == endsection || endsection[1] != 0) { ERR("config parse error: bad line \"%s\"\n", line); continue; } *endsection = 0; if(strcasecmp(section, "general") == 0) curSection[0] = 0; else { strncpy(curSection, section, sizeof(curSection)-1); curSection[sizeof(curSection)-1] = 0; } continue; } if(sscanf(line, "%255[^=] = \"%255[^\"]\"", key, value) == 2 || sscanf(line, "%255[^=] = '%255[^\']'", key, value) == 2 || sscanf(line, "%255[^=] = %255[^\n]", key, value) == 2) { /* sscanf doesn't handle '' or "" as empty values, so clip it * manually. */ if(strcmp(value, "\"\"") == 0 || strcmp(value, "''") == 0) value[0] = 0; } else if(sscanf(line, "%255[^=] %255[=]", key, value) == 2) { /* Special case for 'key =' */ value[0] = 0; } else { ERR("config parse error: malformed option line: \"%s\"\n\n", line); continue; } rstrip(key); if(curSection[0] != 0) { size_t len = strlen(curSection); memmove(&key[len+1], key, sizeof(key)-1-len); key[len] = '/'; memcpy(key, curSection, len); } /* Check if we already have this option set */ ent = cfgBlock.entries; while((unsigned int)(ent-cfgBlock.entries) < cfgBlock.entryCount) { if(strcasecmp(ent->key, key) == 0) break; ent++; } if((unsigned int)(ent-cfgBlock.entries) >= cfgBlock.entryCount) { /* Allocate a new option entry */ ent = realloc(cfgBlock.entries, (cfgBlock.entryCount+1)*sizeof(ConfigEntry)); if(!ent) { ERR("config parse error: error reallocating config entries\n"); continue; } cfgBlock.entries = ent; ent = cfgBlock.entries + cfgBlock.entryCount; cfgBlock.entryCount++; ent->key = strdup(key); ent->value = NULL; } free(ent->value); ent->value = expdup(value); TRACE("found '%s' = '%s'\n", ent->key, ent->value); } free(buffer); }
static void LoadConfigFromFile(FILE *f) { char curSection[128] = ""; char *buffer = NULL; size_t maxlen = 0; ConfigEntry *ent; while(readline(f, &buffer, &maxlen)) { char *line, *comment; char key[256] = ""; char value[256] = ""; line = rstrip(lstrip(buffer)); if(!line[0]) continue; if(line[0] == '[') { char *section = line+1; char *endsection; endsection = strchr(section, ']'); if(!endsection || section == endsection) { ERR("config parse error: bad line \"%s\"\n", line); continue; } if(endsection[1] != 0) { char *end = endsection+1; while(isspace(*end)) ++end; if(*end != 0 && *end != '#') { ERR("config parse error: bad line \"%s\"\n", line); continue; } } *endsection = 0; if(strcasecmp(section, "general") == 0) curSection[0] = 0; else { size_t len, p = 0; do { char *nextp = strchr(section, '%'); if(!nextp) { strncpy(curSection+p, section, sizeof(curSection)-1-p); break; } len = nextp - section; if(len > sizeof(curSection)-1-p) len = sizeof(curSection)-1-p; strncpy(curSection+p, section, len); p += len; section = nextp; if(((section[1] >= '0' && section[1] <= '9') || (section[1] >= 'a' && section[1] <= 'f') || (section[1] >= 'A' && section[1] <= 'F')) && ((section[2] >= '0' && section[2] <= '9') || (section[2] >= 'a' && section[2] <= 'f') || (section[2] >= 'A' && section[2] <= 'F'))) { unsigned char b = 0; if(section[1] >= '0' && section[1] <= '9') b = (section[1]-'0') << 4; else if(section[1] >= 'a' && section[1] <= 'f') b = (section[1]-'a'+0xa) << 4; else if(section[1] >= 'A' && section[1] <= 'F') b = (section[1]-'A'+0x0a) << 4; if(section[2] >= '0' && section[2] <= '9') b |= (section[2]-'0'); else if(section[2] >= 'a' && section[2] <= 'f') b |= (section[2]-'a'+0xa); else if(section[2] >= 'A' && section[2] <= 'F') b |= (section[2]-'A'+0x0a); if(p < sizeof(curSection)-1) curSection[p++] = b; section += 3; } else if(section[1] == '%') { if(p < sizeof(curSection)-1) curSection[p++] = '%'; section += 2; } else { if(p < sizeof(curSection)-1) curSection[p++] = '%'; section += 1; } if(p < sizeof(curSection)-1) curSection[p] = 0; } while(p < sizeof(curSection)-1 && *section != 0); curSection[sizeof(curSection)-1] = 0; } continue; } comment = strchr(line, '#'); if(comment) *(comment++) = 0; if(!line[0]) continue; if(sscanf(line, "%255[^=] = \"%255[^\"]\"", key, value) == 2 || sscanf(line, "%255[^=] = '%255[^\']'", key, value) == 2 || sscanf(line, "%255[^=] = %255[^\n]", key, value) == 2) { /* sscanf doesn't handle '' or "" as empty values, so clip it * manually. */ if(strcmp(value, "\"\"") == 0 || strcmp(value, "''") == 0) value[0] = 0; } else if(sscanf(line, "%255[^=] %255[=]", key, value) == 2) { /* Special case for 'key =' */ value[0] = 0; } else { ERR("config parse error: malformed option line: \"%s\"\n\n", line); continue; } rstrip(key); if(curSection[0] != 0) { size_t len = strlen(curSection); memmove(&key[len+1], key, sizeof(key)-1-len); key[len] = '/'; memcpy(key, curSection, len); } /* Check if we already have this option set */ ent = cfgBlock.entries; while((unsigned int)(ent-cfgBlock.entries) < cfgBlock.entryCount) { if(strcasecmp(ent->key, key) == 0) break; ent++; } if((unsigned int)(ent-cfgBlock.entries) >= cfgBlock.entryCount) { /* Allocate a new option entry */ ent = realloc(cfgBlock.entries, (cfgBlock.entryCount+1)*sizeof(ConfigEntry)); if(!ent) { ERR("config parse error: error reallocating config entries\n"); continue; } cfgBlock.entries = ent; ent = cfgBlock.entries + cfgBlock.entryCount; cfgBlock.entryCount++; ent->key = strdup(key); ent->value = NULL; } free(ent->value); ent->value = expdup(value); TRACE("found '%s' = '%s'\n", ent->key, ent->value); } free(buffer); }