// Init service-configuration declarations. services.ini is strict policy owned by init.

#pragma once

#include <stdbool.h>
#include <stdint.h>
#include <ntlite/syscall.h>
#include <ntlite/service_control.h>

#define INIT_SERVICES_PATH                  "system/services.ini"
#define INIT_SERVICES_MAX_FILE_BYTES        (64u * 1024u)
#define INIT_SERVICE_MAX_COUNT              32u
#define INIT_SERVICE_ID_MAX                 31u
#define INIT_SERVICE_DEPENDENCY_MAX         8u
#define INIT_SERVICE_GRANT_MAX              8u
#define INIT_SERVICE_GRANT_NAME_MAX         SYS_STARTUP_CAPABILITY_NAME_MAX
#define INIT_SERVICE_EXPORT_MAX             8u

typedef enum INIT_SERVICE_START_POLICY {
    InitServiceStartAuto = 0,
    InitServiceStartDisabled,
} INIT_SERVICE_START_POLICY;

typedef enum INIT_SERVICE_RESTART_POLICY {
    InitServiceRestartNever = 0,
    InitServiceRestartOnFailure,
} INIT_SERVICE_RESTART_POLICY;

typedef struct INIT_SERVICE_DESCRIPTOR {
    char Id[INIT_SERVICE_ID_MAX + 1u];
    char ImagePath[SYS_PATH_MAX];
    INIT_SERVICE_START_POLICY StartPolicy;
    bool Critical;
    INIT_SERVICE_RESTART_POLICY RestartPolicy;
    uint32_t ReadyTimeoutMilliseconds;
    uint32_t StopTimeoutMilliseconds;
    uint32_t DependencyCount;
    uint16_t Dependencies[INIT_SERVICE_DEPENDENCY_MAX];
    uint32_t GrantCount;
    char Grants[INIT_SERVICE_GRANT_MAX][INIT_SERVICE_GRANT_NAME_MAX + 1u];
    uint32_t ExportCount;
    char Exports[INIT_SERVICE_EXPORT_MAX][NTL_SERVICE_EXPORT_NAME_MAX + 1u];
} INIT_SERVICE_DESCRIPTOR;

typedef struct INIT_SERVICE_CONFIG {
    INIT_SERVICE_DESCRIPTOR Services[INIT_SERVICE_MAX_COUNT];
    uint16_t StartupOrder[INIT_SERVICE_MAX_COUNT];
    uint32_t ServiceCount;
    uint32_t StartupCount;
} INIT_SERVICE_CONFIG;

// Loads, strictly parses, and validates services.ini beneath the bootstrap system volume.
KSTATUS InitLoadServiceConfig(SYS_HANDLE systemVolume,
                              INIT_SERVICE_CONFIG* configOut,
                              uint32_t* errorLineOut);