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- /****************************************************************************
- * drivers/wireless/ieee80211/bcmf_utils.h
- *
- * Copyright (C) 2017 Gregory Nutt. All rights reserved.
- * Author: Simon Piriou <spiriou31@gmail.com>
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * 3. Neither the name NuttX nor the names of its contributors may be
- * used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
- * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- *
- ****************************************************************************/
- #ifndef __DRIVERS_WIRELESS_IEEE80211_BCMF_UTILS_H
- #define __DRIVERS_WIRELESS_IEEE80211_BCMF_UTILS_H
- /****************************************************************************
- * Included Files
- ****************************************************************************/
- #include <stdint.h>
- #include <semaphore.h>
- #include <queue.h>
- #define container_of(ptr, type, member) \
- (type *)((uint8_t *)(ptr) - offsetof(type, member))
- #ifndef min
- #define min(a,b) ((a) < (b) ? (a) : (b))
- #endif
- #ifndef max
- #define max(a,b) ((a) > (b) ? (a) : (b))
- #endif
- /****************************************************************************
- * Public Function Prototypes
- ****************************************************************************/
- void bcmf_hexdump(uint8_t *data, unsigned int len, unsigned long offset);
- int bcmf_sem_wait(sem_t *sem, unsigned int timeout_ms);
- dq_entry_t *bcmf_dqueue_pop_tail(dq_queue_t *queue);
- void bcmf_dqueue_push(dq_queue_t *queue, dq_entry_t *entry);
- static inline uint16_t bcmf_getle16(uint16_t *val)
- {
- uint8_t *valb = (uint8_t *)val;
- return (uint16_t)valb[0] << 8 | (uint16_t)valb[1];
- }
- static inline uint16_t bcmf_getle32(uint32_t *val)
- {
- uint16_t *valw = (uint16_t *)val;
- return (uint32_t)bcmf_getle16(valw) << 16 | bcmf_getle16(valw + 1);
- }
- #endif /* __DRIVERS_WIRELESS_IEEE80211_BCMF_UTILS_H */
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