> ## Documentation Index
> Fetch the complete documentation index at: https://dragonwingdocs-staging.qualcomm.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Write Shared Memory Client API

> This file contains Shared mem Client module APIs.

**Header:** `spf/api/modules/wr_sh_mem_client_api.h`

## Macros

### `PORT_ID_WR_SHARED_MEM_CLIENT_OUTPUT`

```c theme={null}
#define PORT_ID_WR_SHARED_MEM_CLIENT_OUTPUT 0x1
```

### `PORT_ID_WR_SHARED_MEM_CLIENT_INPUT`

Input port ID of the Write Shared Memory Client module.

```c theme={null}
#define PORT_ID_WR_SHARED_MEM_CLIENT_INPUT 0x2
```

### `MODULE_ID_WR_SHARED_MEM_CLIENT`

ID of the Write Shared Memory Client Module.

```c theme={null}
#define MODULE_ID_WR_SHARED_MEM_CLIENT 0x0700105C
```