harmony 鸿蒙ddk_api.h

2025-06-12 浏览 (1)

ddk_api.h

Overview

Declares the BASE DDK APIs used by the host to access the device.

System capability: SystemCapability.Driver.DDK.Extension

Since: 12

Related module: Base DDK

Summary

Functions

NameDescription
OH_DDK_CreateAshmem (const uint8_t *name, DDK_Ashmem **ashmem)Creates an Ashmem object.
OH_DDK_MapAshmem (DDK_Ashmem *ashmem), const uint8_t ashmemMapTypeMaps an Ashmem object.
OH_DDK_UnmapAshmem (DDK_Ashmem *ashmem)Unmaps an Ashmem object.
OH_DDK_DestroyAshmem (DDK_Ashmem *ashmem)Destroys an Ashmem object.

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