Use enums to make it obvious what boolean params mean

[elogind.git] / src / shared / unit-name.h

diff --git a/src/shared/unit-name.h b/src/shared/unit-name.h
index 4dfb9fa3ce922f8c2b5b681f8e484544d1bee819..d06d2b23537708bd394751b217afbb5443fdbff1 100644 (file)
--- a/src/shared/unit-name.h
+++ b/src/shared/unit-name.h
@@ -1,7 +1,6 @@
 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
 
-#ifndef foounitnamehfoo
-#define foounitnamehfoo
+#pragma once
 
 /***
   This file is part of systemd.
@@ -24,27 +23,74 @@
 
 #include <stdbool.h>
 
+#include "macro.h"
+
 #define UNIT_NAME_MAX 256
 
+typedef enum UnitType UnitType;
+typedef enum UnitLoadState UnitLoadState;
+
+enum UnitType {
+        UNIT_SERVICE = 0,
+        UNIT_SOCKET,
+        UNIT_BUSNAME,
+        UNIT_TARGET,
+        UNIT_SNAPSHOT,
+        UNIT_DEVICE,
+        UNIT_MOUNT,
+        UNIT_AUTOMOUNT,
+        UNIT_SWAP,
+        UNIT_TIMER,
+        UNIT_PATH,
+        UNIT_SLICE,
+        UNIT_SCOPE,
+        _UNIT_TYPE_MAX,
+        _UNIT_TYPE_INVALID = -1
+};
+
+enum UnitLoadState {
+        UNIT_STUB = 0,
+        UNIT_LOADED,
+        UNIT_NOT_FOUND,
+        UNIT_ERROR,
+        UNIT_MERGED,
+        UNIT_MASKED,
+        _UNIT_LOAD_STATE_MAX,
+        _UNIT_LOAD_STATE_INVALID = -1
+};
+
+const char *unit_type_to_string(UnitType i) _const_;
+UnitType unit_type_from_string(const char *s) _pure_;
+
+const char *unit_load_state_to_string(UnitLoadState i) _const_;
+UnitLoadState unit_load_state_from_string(const char *s) _pure_;
+
 int unit_name_to_instance(const char *n, char **instance);
 char* unit_name_to_prefix(const char *n);
 char* unit_name_to_prefix_and_instance(const char *n);
 
-bool unit_name_is_valid_no_type(const char *n, bool template_ok);
-bool unit_prefix_is_valid(const char *p);
-bool unit_instance_is_valid(const char *i);
+enum template_valid {
+        TEMPLATE_INVALID,
+        TEMPLATE_VALID,
+};
+
+bool unit_name_is_valid(const char *n, enum template_valid template_ok) _pure_;
+bool unit_prefix_is_valid(const char *p) _pure_;
+bool unit_instance_is_valid(const char *i) _pure_;
+
+UnitType unit_name_to_type(const char *n) _pure_;
 
 char *unit_name_change_suffix(const char *n, const char *suffix);
 
 char *unit_name_build(const char *prefix, const char *instance, const char *suffix);
-char *unit_name_build_escape(const char *prefix, const char *instance, const char *suffix);
 
 char *unit_name_escape(const char *f);
 char *unit_name_unescape(const char *f);
-
+char *unit_name_path_escape(const char *f);
 char *unit_name_path_unescape(const char *f);
 
-bool unit_name_is_template(const char *n);
+bool unit_name_is_template(const char *n) _pure_;
+bool unit_name_is_instance(const char *n) _pure_;
 
 char *unit_name_replace_instance(const char *f, const char *i);
 
@@ -54,4 +100,15 @@ char *unit_name_from_path(const char *path, const char *suffix);
 char *unit_name_from_path_instance(const char *prefix, const char *path, const char *suffix);
 char *unit_name_to_path(const char *name);
 
-#endif
+char *unit_dbus_path_from_name(const char *name);
+int unit_name_from_dbus_path(const char *path, char **name);
+
+enum unit_name_mangle {
+        MANGLE_NOGLOB,
+        MANGLE_GLOB,
+};
+
+char *unit_name_mangle(const char *name, enum unit_name_mangle allow_globs);
+char *unit_name_mangle_with_suffix(const char *name, enum unit_name_mangle allow_globs, const char *suffix);
+
+int build_subslice(const char *slice, const char*name, char **subslice);