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-rw-r--r--src/shared/condition.h96
1 files changed, 96 insertions, 0 deletions
diff --git a/src/shared/condition.h b/src/shared/condition.h
new file mode 100644
index 0000000..e69fc36
--- /dev/null
+++ b/src/shared/condition.h
@@ -0,0 +1,96 @@
+/* SPDX-License-Identifier: LGPL-2.1+ */
+#pragma once
+
+#include <stdbool.h>
+#include <stdio.h>
+
+#include "list.h"
+#include "macro.h"
+
+typedef enum ConditionType {
+ CONDITION_ARCHITECTURE,
+ CONDITION_VIRTUALIZATION,
+ CONDITION_HOST,
+ CONDITION_KERNEL_COMMAND_LINE,
+ CONDITION_KERNEL_VERSION,
+ CONDITION_SECURITY,
+ CONDITION_CAPABILITY,
+ CONDITION_AC_POWER,
+
+ CONDITION_NEEDS_UPDATE,
+ CONDITION_FIRST_BOOT,
+
+ CONDITION_PATH_EXISTS,
+ CONDITION_PATH_EXISTS_GLOB,
+ CONDITION_PATH_IS_DIRECTORY,
+ CONDITION_PATH_IS_SYMBOLIC_LINK,
+ CONDITION_PATH_IS_MOUNT_POINT,
+ CONDITION_PATH_IS_READ_WRITE,
+ CONDITION_DIRECTORY_NOT_EMPTY,
+ CONDITION_FILE_NOT_EMPTY,
+ CONDITION_FILE_IS_EXECUTABLE,
+
+ CONDITION_NULL,
+
+ CONDITION_USER,
+ CONDITION_GROUP,
+
+ CONDITION_CONTROL_GROUP_CONTROLLER,
+
+ _CONDITION_TYPE_MAX,
+ _CONDITION_TYPE_INVALID = -1
+} ConditionType;
+
+typedef enum ConditionResult {
+ CONDITION_UNTESTED,
+ CONDITION_SUCCEEDED,
+ CONDITION_FAILED,
+ CONDITION_ERROR,
+ _CONDITION_RESULT_MAX,
+ _CONDITION_RESULT_INVALID = -1
+} ConditionResult;
+
+typedef struct Condition {
+ ConditionType type:8;
+
+ bool trigger:1;
+ bool negate:1;
+
+ ConditionResult result:6;
+
+ char *parameter;
+
+ LIST_FIELDS(struct Condition, conditions);
+} Condition;
+
+Condition* condition_new(ConditionType type, const char *parameter, bool trigger, bool negate);
+void condition_free(Condition *c);
+Condition* condition_free_list(Condition *c);
+
+int condition_test(Condition *c);
+
+void condition_dump(Condition *c, FILE *f, const char *prefix, const char *(*to_string)(ConditionType t));
+void condition_dump_list(Condition *c, FILE *f, const char *prefix, const char *(*to_string)(ConditionType t));
+
+const char* condition_type_to_string(ConditionType t) _const_;
+ConditionType condition_type_from_string(const char *s) _pure_;
+
+const char* assert_type_to_string(ConditionType t) _const_;
+ConditionType assert_type_from_string(const char *s) _pure_;
+
+const char* condition_result_to_string(ConditionResult r) _const_;
+ConditionResult condition_result_from_string(const char *s) _pure_;
+
+static inline bool condition_takes_path(ConditionType t) {
+ return IN_SET(t,
+ CONDITION_PATH_EXISTS,
+ CONDITION_PATH_EXISTS_GLOB,
+ CONDITION_PATH_IS_DIRECTORY,
+ CONDITION_PATH_IS_SYMBOLIC_LINK,
+ CONDITION_PATH_IS_MOUNT_POINT,
+ CONDITION_PATH_IS_READ_WRITE,
+ CONDITION_DIRECTORY_NOT_EMPTY,
+ CONDITION_FILE_NOT_EMPTY,
+ CONDITION_FILE_IS_EXECUTABLE,
+ CONDITION_NEEDS_UPDATE);
+}