Move APIs into libgs dirHEADmaster

1 files changed, 38 insertions, 0 deletions

diff --git a/libgs/src/instance_info.c b/libgs/src/instance_info.c
new file mode 100644
index 0000000..40f07c6
--- /dev/null
+++ b/libgs/src/instance_info.c
@@ -0,0 +1,38 @@
+#define _POSIX_C_SOURCE 200809L
+#include <string.h>
+#include <jansson.h>
+#include "instance_info.h"
+#include "log.h"
+
+struct instance_info *instance_info_from_json(char *json_data)
+{
+    struct instance_info *info;
+    info = malloc(sizeof(struct instance_info));
+
+    json_t *root;
+    json_error_t error;
+
+    root = json_loads(json_data, 0, &error);
+
+    if (!root) {
+        gs_log(GS_WARNING, "instance_info_from_json", "error: on line %d: %s",
+                error.line, error.text);
+        return NULL;
+    }
+
+    if (!json_is_object(root)) {
+        gs_log(GS_WARNING, "instance_info_from_json", "root is not object");
+        json_decref(root);
+        return NULL;
+    }
+
+    json_t *title = json_object_get(root, "title");
+    if (!json_is_string(title)) {
+        gs_log(GS_WARNING, "instance_info_from_json", "title is not string");
+        return NULL;
+    }
+    info->title = strdup(json_string_value(title));
+
+    json_decref(root);
+    return info;
+}