samgr_lite-h.md - Openharmony v1.0 / docs / docs-en / api / api-LinkIoT - 最全华为鸿蒙分布式操作系统技术资料库，手册，指南

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samgr_lite-h.md

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# samgr\_lite.h
## **Overview**
**Related Modules:**
[Samgr](samgr.md)
**Description:**
Manages system capabilities.
This is used when services, features, and functions are registered with and discovered by Samgr.
**Since:**
1.0
**Version:**
1.0
## **Summary**
## Data Structures

Data Structure Name	Description
SamgrLite	Represents the system ability management class.

## Macros

Macro Name and Value	Description
BOOTSTRAP_SERVICE "Bootstrap"	Starts a bootstrap service, which is used by samgr and implemented by system service developers.

## Typedefs

Typedef Name	Description
BootMessage	typedef enum BootMessage Enumerates the IDs of the message to be processed for starting the bootstrap service.
SamgrLite	typedef struct SamgrLite Represents the system ability management class.

Typedef Name

Description

BootMessage

typedef enum BootMessage

Enumerates the IDs of the message to be processed for starting the bootstrap service.

SamgrLite

typedef struct SamgrLite

Represents the system ability management class.

## Enumerations

Enumeration Name	Description
BootMessage { BOOT_SYS_COMPLETED, BOOT_APP_COMPLETED, BOOT_REG_SERVICE, BOOTSTRAP_BUTT }	Enumerates the IDs of the message to be processed for starting the bootstrap service.

## Functions

Function Name	Description
SAMGR_GetInstance (void)	SamgrLite * Obtains the singleton Samgr instance.
SAMGR_Bootstrap (void)	void Starts system services and features.

Function Name

Description

SAMGR_GetInstance (void)

SamgrLite *

Obtains the singleton Samgr instance.

SAMGR_Bootstrap (void)

void

Starts system services and features.