From 1b9a3e8c4bdb99f7713958a3f284e06438b95bb1 Mon Sep 17 00:00:00 2001
From: Julien Dessaux
Date: Thu, 14 Mar 2019 23:34:55 +0100
Subject: Made all settings customisable through a config file.

---
 common/config.c | 86 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 86 insertions(+)
 create mode 100644 common/config.c

(limited to 'common/config.c')

diff --git a/common/config.c b/common/config.c
new file mode 100644
index 0000000..e8196ce
--- /dev/null
+++ b/common/config.c
@@ -0,0 +1,86 @@
+#include <libconfig.h>
+#include <stdlib.h>
+
+#include "config.h"
+
+config_t * config = NULL;
+
+char // returns 0 if ok, greater than 0 otherwise
+config_load(void)
+{
+    config = malloc(sizeof(config_t));
+    config_init(config);
+    config_set_tab_width(config, 4);
+    if (config_read_file(config, CONFIG_PATH) != CONFIG_TRUE) {
+        switch(config_error_type(config)) {
+          case CONFIG_ERR_NONE:
+            fprintf(stderr, "Configuration read error with none type reported... This shouldn't happen!\n");
+            break;
+          case CONFIG_ERR_FILE_IO:
+            fprintf(stderr, "Configuration I/O error, the most common cause is a file not found at %s\n", CONFIG_PATH);
+            break;
+          case CONFIG_ERR_PARSE:
+            fprintf(stderr, "Configuration parse error\n");
+            break;
+        }
+        fprintf(stderr, "Configuration read error occured at %s:%d %s\n", config_error_file(config), config_error_line(config), config_error_text(config));
+        return 1;
+    }
+    return 0;
+}
+
+int config_get_port(void)
+{
+    int port;
+    if (config_lookup_int(config, "port", &port) != CONFIG_TRUE) {
+        return DEFAULT_PORT;
+    }
+    return port;
+}
+
+const char * config_get_key_dsa(void)
+{
+    const char * key;
+    if (config_lookup_string(config, "keys.dsa", &key) != CONFIG_TRUE) {
+        return DEFAULT_DSAKEY_PATH;
+    }
+    return key;
+}
+
+const char * config_get_key_rsa(void)
+{
+    const char * key;
+    if (config_lookup_string(config, "keys.rsa", &key) != CONFIG_TRUE) {
+        return DEFAULT_RSAKEY_PATH;
+    }
+    return key;
+}
+
+const char * config_get_key_ecdsa(void)
+{
+    const char * key;
+    if (config_lookup_string(config, "keys.ecdsa", &key) != CONFIG_TRUE) {
+        return DEFAULT_ECDSAKEY_PATH;
+    }
+    return key;
+}
+
+#ifdef SESSION_RECORDING
+const char * config_get_session_recording_path(void)
+{
+    const char * key;
+    if (config_lookup_string(config, "session_recording.path", &key) != CONFIG_TRUE) {
+        return DEFAULT_SESSION_RECORDING_PATH;
+    }
+    return key;
+}
+#endif
+
+void config_clean(void)
+{
+    if (config != NULL) {
+        config_destroy(config);
+        free(config);
+        config = NULL;
+    }
+}
-- 
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