104 lines
3.2 KiB
C
104 lines
3.2 KiB
C
/* microkernel/base_api.h */
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/*
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* Copyright (c) 1997-2014 Wind River Systems, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1) Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2) Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* 3) Neither the name of Wind River Systems nor the names of its contributors
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* may be used to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _BASE_API_H
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#define _BASE_API_H
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#include <stdint.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef int32_t ktask_t;
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typedef uint32_t ktask_group_t;
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typedef uint32_t kmutex_t;
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typedef uint32_t kmemory_map_t;
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typedef uint32_t kfifo_t;
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typedef uint32_t kmbox_t;
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typedef uint32_t kpipe_t;
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typedef int32_t ksem_t;
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typedef ksem_t *ksemg_t;
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typedef uint32_t ktimer_t;
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typedef uint32_t kpriority_t;
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typedef uint32_t kmemory_pool_t;
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typedef unsigned int kevent_t;
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typedef uint32_t kirq_t;
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typedef int (*kevent_handler_t)(int event);
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#define RC_OK 0
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#define RC_FAIL 1
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#define RC_TIME 2
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#define RC_ALIGNMENT 3
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#define RC_INCOMPLETE 4
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#define ANYTASK (-1) /* for mail sender or receiver parameter */
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#define ENDLIST (-1) /* this value terminates a semaphore list */
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struct k_args;
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struct k_block {
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kmemory_pool_t poolid;
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void *address_in_pool;
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void *pointer_to_data;
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uint32_t req_size;
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};
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struct k_msg {
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kmbox_t mailbox; /* Mailbox ID */
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uint32_t size; /* size of message (bytes) */
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uint32_t info; /* information field, free for user */
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void *tx_data; /* pointer to message data at sender side */
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void *rx_data; /* pointer to message data at receiver */
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struct k_block tx_block; /* for async message posting */
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ktask_t tx_task; /* sending task */
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ktask_t rx_task; /* receiving task */
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union { /* internal use only */
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struct k_args *transfer; /* for 2-steps data transfer operation
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*/
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ksem_t sema; /* semaphore to signal when asynchr. call */
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} extra;
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};
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typedef enum {
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_0_TO_N = 0x00000001,
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_1_TO_N = 0x00000002,
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_ALL_N = 0x00000004
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} K_PIPE_OPTION;
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#ifdef __cplusplus
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}
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#endif
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#endif /* _BASE_API_H */
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