91 lines
2.4 KiB
C
91 lines
2.4 KiB
C
/******************************************************************************
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*
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* Copyright (c) 2017-2019 by Löwenware Ltd
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* Please, refer LICENSE file for legal information
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*
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******************************************************************************/
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/**
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* @file interface.h
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* @author Ilja Kartašov <ik@lowenware.com>
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* @brief Interface header file for AISL SDK modules
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*
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* @see https://lowenware.com/aisl/
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*/
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#ifndef AISL_SDK_MODS_INTERFACE_H_1AEFECA5_9341_431B_8194_EA0C2E76B5EA
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#define AISL_SDK_MODS_INTERFACE_H_1AEFECA5_9341_431B_8194_EA0C2E76B5EA
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#include <aisl/aisl.h>
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#define AISLX_MOD_INIT(MOD, END_POINT) \
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do { \
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((aislx_mod_t) mod)->end_point = END_POINT; \
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((aislx_mod_t) mod)->ep_length = strlen(END_POINT); \
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((aislx_mod_t) mod)->on_stream_event = MOD##_on_event; \
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((aislx_mod_t) mod)->ctx_size = sizeof(struct context); \
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} while(0) \
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/** @brief AISL mod structure pointer
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*/
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typedef struct aislx_mod * aislx_mod_t;
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/** @brief Pointer to AISL stream event observer
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*/
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typedef aisl_status_t
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(* aislx_mod_observer_t)(aislx_mod_t mod, aisl_evt_t const evt);
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/** @brief Root level AISL mod's structure
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*/
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struct aislx_mod
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{
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const char * end_point; /**< Root mod's URL or NULL */
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aislx_mod_observer_t on_event; /**< Mod's stream event observer */
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size_t ctx_size; /**< Mod's context size */
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uint8_t ep_length; /**< Mod's context size */
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};
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/** @brief Root level ASIL mod's context structure
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*/
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struct aislx_mod_ctx
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{
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aislx_mod_t mod; /**< Mod's pointer */
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};
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/** @brief Root level ASIL mod's context structure pointer
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*/
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typedef struct aislx_mod_ctx * aislx_mod_ctx_t;
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/** @brief Allocates zeroed #aislx_mod_t context
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* @param mod an instance of #aislx_mod_t
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* @return pointer to newly allocated #aisl_mox_ctx_t
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*/
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aislx_mod_ctx_t
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aislx_mod_ctx_new(aislx_mod_t mod);
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/** @brief Frees previosly allocated #aislx_mod_ctx_t
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* @param ctx an instance of mod's context structure
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* */
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void
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aislx_mod_ctx_free(aislx_mod_ctx_t ctx);
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/** @brief Wrapper function that calles mod's observer
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* @param mod an instance of #aislx_mod_t
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* @param evt an AISL stream event
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* @return AISL_SUCCESS if event handled, AISL_IDLE if event not handled or an
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* error code
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*/
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aisl_status_t
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aislx_mod_on_event(aislx_mod_t mod, aisl_evt_t const evt);
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#endif /* !AISL_SDK_MODS_INTERFACE_H */
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