1 files changed, 35 insertions, 0 deletions
diff --git a/src/auth.h b/src/auth.h
new file mode 100644
index 0000000..462e77b
--- /dev/null
+++ b/src/auth.h
@@ -0,0 +1,35 @@
+/*
+ * auth.h
+ *
+ * Handles all authentication events via PAM
+ * Created by buzzert <buzzert@buzzert.net> 2019-01-19
+ */
+
+#pragma once
+
+typedef struct {
+    char *response_buffer;
+    int   response_code;
+} auth_prompt_response_t;
+
+// NOTE: These callbacks are called on a separate thread
+typedef void(*ShowInfo)(const char *info_msg, void *context);
+typedef void(*ShowError)(const char *error_msg, void *context);
+typedef void(*PromptUser)(const char *prompt, void *context);
+typedef void(*AuthenticationResult)(int result, void *context);
+
+typedef struct {
+    ShowInfo             info_handler;
+    ShowError            error_handler;
+    PromptUser           prompt_handler;
+    AuthenticationResult result_handler;
+} auth_callbacks_t;
+
+struct auth_handle_t;
+
+// Starts an authentication thread and returns immediately
+struct auth_handle_t* auth_begin_authentication(auth_callbacks_t callbacks, void *context);
+
+// Perform an authentication attempt
+void auth_attempt_authentication(struct auth_handle_t *handle, auth_prompt_response_t response);
+