usbdev_mock.h

/*
 * Copyright (C) 2019 Koen Zandberg <koen@bergzand.net>
 *
 * This file is subject to the terms and conditions of the GNU Lesser
 * General Public License v2.1. See the file LICENSE in the top level
 * directory for more details.
 */
 
#pragma once

 
#include <stdint.h>
 
#ifdef __cplusplus
extern "C" {
#endif

#define USBDEV_MOCK_NUM_EP      (1)

typedef enum {
    EP_STATE_READY,             
    EP_STATE_DATA_AVAILABLE,    
} usbdev_mock_ep_state_t;


typedef struct {
    usbdev_ep_t ep;                 
    usbdev_mock_ep_state_t state;   
    size_t available;               
    uint8_t *target_buf;            
    uint8_t *buf;                   
} usbdev_mock_ep_t;

typedef struct usbdev_mock usbdev_mock_t;

typedef void (*usbdev_mock_esr_cb_t)(usbdev_mock_t *dev);

typedef void (*usbdev_mock_ep_esr_cb_t)(usbdev_mock_t *dev,
                                        usbdev_mock_ep_t *ep);

typedef void (*usbdev_mock_ready_cb_t)(usbdev_mock_t *dev,
                                       usbdev_mock_ep_t *ep,
                                       size_t len);

struct usbdev_mock {
    usbdev_t usbdev;                          
    usbdev_mock_ep_t in[USBDEV_MOCK_NUM_EP];  
    usbdev_mock_ep_t out[USBDEV_MOCK_NUM_EP]; 
    uint8_t config_addr;                      
    size_t req_len;                           
    usbdev_mock_esr_cb_t esr_cb;              
    usbdev_mock_ep_esr_cb_t ep_esr_cb;        
    usbdev_mock_ready_cb_t ready_cb;          
};

void usbdev_mock_setup(usbdev_mock_esr_cb_t esr_cb,
                       usbdev_mock_ep_esr_cb_t ep_esr_cb,
                       usbdev_mock_ready_cb_t ready_cb);
 
#ifdef __cplusplus
}
#endif