config file source

src/config_file.c

@@ -0,0 +1,73 @@
+#include <hashmap.h>
+#include <stdlib.h>
+
+#include "config_file.h"
+#include "file.h"
+#include "types.h"
+
+static int item_compare(const void *a, const void *b,
+                        __attribute__((unused)) void *udata) {
+  const ConfigFileItem *c_item_a;
+  const ConfigFileItem *c_item_b;
+
+  c_item_a = a;
+  c_item_b = b;
+
+  return strcmp(c_item_a->key, c_item_b->key);
+}
+
+static uint64_t item_hash(const void *item, uint64_t seed0, uint64_t seed1) {
+  const ConfigFileItem *c_item;
+
+  c_item = item;
+
+  return hashmap_sip(c_item->key, strlen(c_item->key), seed0, seed1);
+}
+
+ConfigFile config_file_read(char *path, bool free_path) {
+  File file;
+  ConfigFile output;
+
+  file = file_read(path);
+
+  output.map = hashmap_new(sizeof(ConfigFileItem), 0, 0, 0, item_hash,
+                           item_compare, NULL, NULL);
+
+  // TODO
+
+  file_free(&file, free_path);
+
+  return output;
+}
+
+char *config_file_get_str(ConfigFile config, char *key, char *default_value) {
+  ConfigFileItem c_key;
+  ConfigFileItem *item;
+
+  c_key.key = key;
+
+  item = (ConfigFileItem *)hashmap_get(config.map, &c_key);
+
+  if (item == NULL) {
+    return default_value;
+  }
+
+  return item->value;
+}
+
+int config_file_get_int(ConfigFile config, char *key, int default_value) {
+  ConfigFileItem c_key;
+  ConfigFileItem *item;
+
+  c_key.key = key;
+
+  item = (ConfigFileItem *)hashmap_get(config.map, &c_key);
+
+  if (item == NULL) {
+    return default_value;
+  }
+
+  return atoi(item->value);
+}
+
+void config_file_free(ConfigFile config) { hashmap_free(config.map); }

src/config_file.h

@@ -0,0 +1,14 @@
+#include "types.h"
+
+#ifndef CONFIG_FILE_H
+#define CONFIG_FILE_H
+
+ConfigFile config_file_read(char *path, bool free_path);
+
+char *config_file_get_str(ConfigFile config, char *key, char *default_value);
+
+int config_file_get_int(ConfigFile config, char *key, int default_value);
+
+void config_file_free(ConfigFile config);
+
+#endif /* CONFIG_FILE_H */

src/types.h

@@ -1,5 +1,6 @@
 #include <GLFW/glfw3.h>
 #include <glad/gl.h>
+#include <hashmap.h>
 #include <linmath.h>
 #include <stdbool.h>
 #include <sys/time.h>
@@ -77,4 +78,13 @@ typedef struct Timer {
   unsigned int target;
 } Timer;
 
+typedef struct ConfigFile {
+  struct hashmap *map;
+} ConfigFile;
+
+typedef struct ConfigFileItem {
+  char *key;
+  char *value;
+} ConfigFileItem;
+
 #endif /* TYPES_H */