2011-04-22 15:09:32 +00:00
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#ifndef PSYC_RENDER_H
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# define PSYC_RENDER_H
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2011-04-25 21:14:22 +00:00
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/**
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* @file psyc/render.h
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* @brief Interface for PSYC packet rendering.
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*
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* All rendering functions and the definitions they use are
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* defined in this file.
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*/
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2011-04-22 09:50:13 +00:00
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2011-04-25 21:14:22 +00:00
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/**
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* @defgroup rendering Rendering Functions
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*
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* This module contains all rendering functions.
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* @{
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*/
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/**
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* Return codes for PSYC_render.
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*/
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typedef enum
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{
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//PSYC_RENDER_ERROR_ROUTING = -2,
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PSYC_RENDER_ERROR = -1,
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PSYC_RENDER_SUCCESS = 0,
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} PSYC_RenderRC;
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/**
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* Render a PSYC packet into a buffer.
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*/
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PSYC_RenderRC PSYC_render(PSYC_Packet *packet, char *buffer, size_t buflen);
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/*
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2011-04-22 15:09:32 +00:00
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typedef enum
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{
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2011-04-22 18:22:20 +00:00
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PSYC_RENDER_CHECK_LENGTH = 0,
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PSYC_RENDER_NEED_LENGTH = 1,
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PSYC_RENDER_NO_LENGTH = 2,
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2011-04-22 15:09:32 +00:00
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PSYC_RENDER_ROUTING = 3,
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2011-04-20 20:22:55 +00:00
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} PSYC_RenderFlag;
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2011-04-25 21:14:22 +00:00
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*/
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2011-04-22 09:50:13 +00:00
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2011-04-22 15:09:32 +00:00
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/**
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* Struct for keeping render state.
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*/
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2011-04-25 21:14:22 +00:00
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/*
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2011-04-22 15:09:32 +00:00
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typedef struct
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{
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2011-04-20 20:22:55 +00:00
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PSYC_RenderFlag flag; ///< flags for the renderer
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2011-04-21 12:20:24 +00:00
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PSYC_Part part; ///< part of the packet being rendered
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2011-04-20 20:22:55 +00:00
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size_t cursor; ///< current position in buffer
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2011-04-22 09:50:13 +00:00
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size_t spot; ///< space for rendered length between the headers
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2011-04-21 12:20:24 +00:00
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size_t contentLength; ///< length of the content part
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2011-04-20 20:22:55 +00:00
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size_t length; ///< how big is the buffer we allocated
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2011-04-22 09:50:13 +00:00
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char buffer[]; ///< OMG a C99 feature! variable size buffer!
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2011-04-20 20:22:55 +00:00
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} PSYC_RenderState;
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2011-04-25 21:14:22 +00:00
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*/
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2011-04-22 15:09:32 +00:00
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/**
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* Initiates the state struct.
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*
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* @param state Pointer to the state struct that should be initiated.
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*/
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2011-04-25 12:20:13 +00:00
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/*
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2011-04-22 18:33:22 +00:00
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inline void PSYC_initRenderState (PSYC_RenderState* state);
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2011-04-22 15:09:32 +00:00
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2011-04-22 21:16:50 +00:00
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int PSYC_renderModifier(PSYC_RenderState* render,
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2011-04-22 09:50:13 +00:00
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const char* name, size_t nlength,
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const char* value, size_t vlength,
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2011-04-22 20:59:15 +00:00
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PSYC_RenderFlag flags, char oper);
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2011-04-18 14:54:56 +00:00
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2011-04-21 12:20:24 +00:00
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int PSYC_renderBody(PSYC_RenderState* render,
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2011-04-22 09:50:13 +00:00
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const char* method, size_t mlength,
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const char* data, size_t dlength);
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2011-04-25 12:20:13 +00:00
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*/
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2011-04-22 15:09:32 +00:00
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#endif // PSYC_RENDER_H
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2011-04-25 21:14:22 +00:00
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/** @} */ // end of rendering group
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