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/**************************************************************************/
/* */
/* Copyright (c) Microsoft Corporation. All rights reserved. */
/* */
/* This software is licensed under the Microsoft Software License */
/* Terms for Microsoft Azure RTOS. Full text of the license can be */
/* found in the LICENSE file at https://aka.ms/AzureRTOS_EULA */
/* and in the root directory of this software. */
/* */
/**************************************************************************/
/**************************************************************************/
/**************************************************************************/
/** */
/** USBX Component */
/** */
/** Host Stack */
/** */
/**************************************************************************/
/**************************************************************************/
/* Include necessary system files. */
#define UX_SOURCE_CODE
#include "ux_api.h"
#include "ux_host_stack.h"
/**************************************************************************/
/* */
/* FUNCTION RELEASE */
/* */
/* _ux_host_stack_interface_instance_create PORTABLE C */
/* 6.1 */
/* AUTHOR */
/* */
/* Chaoqiong Xiao, Microsoft Corporation */
/* */
/* DESCRIPTION */
/* */
/* This function will create an interface instance. It creates each */
/* endpoint associated with the interface. */
/* */
/* INPUT */
/* */
/* interface Pointer to interface */
/* */
/* OUTPUT */
/* */
/* Completion Status */
/* */
/* CALLS */
/* */
/* _ux_host_stack_endpoint_instance_create Create instance endpoint */
/* */
/* CALLED BY */
/* */
/* USBX Components */
/* */
/* RELEASE HISTORY */
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 05-19-2020 Chaoqiong Xiao Initial Version 6.0 */
/* 09-30-2020 Chaoqiong Xiao Modified comment(s), */
/* resulting in version 6.1 */
/* */
/**************************************************************************/
UINT _ux_host_stack_interface_instance_create(UX_INTERFACE *interface)
{
UX_ENDPOINT *endpoint;
UINT status;
/* If trace is enabled, insert this event into the trace buffer. */
UX_TRACE_IN_LINE_INSERT(UX_TRACE_HOST_STACK_INTERFACE_INSTANCE_CREATE, interface, 0, 0, 0, UX_TRACE_HOST_STACK_EVENTS, 0, 0)
/* Obtain the first endpoint for this alternate setting. */
endpoint = interface -> ux_interface_first_endpoint;
/* Loop to create each endpoint. */
while (endpoint != UX_NULL)
{
/* Create an endpoint for the instance. */
status = _ux_host_stack_endpoint_instance_create(endpoint);
/* Check status, the controller may have refused the endpoint creation. */
if (status != UX_SUCCESS)
/* An error occurred at the controller level. */
return(status);
/* Move to next endpoint. */
endpoint = endpoint -> ux_endpoint_next_endpoint;
}
/* If trace is enabled, register this object. */
UX_TRACE_OBJECT_REGISTER(UX_TRACE_HOST_OBJECT_TYPE_INTERFACE, interface, 0, 0, 0);
/* Return completion status. */
return(UX_SUCCESS);
}