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libpsyc/include/psyc/render.h

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#ifndef PSYC_RENDER_H
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#define PSYC_RENDER_H
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#include "packet.h"
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/**
* @file psyc/render.h
* @brief Interface for PSYC packet rendering.
*
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* All rendering functions and the definitions they use are defined here.
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*/
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/**
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* @defgroup render Rendering Functions
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*
* This module contains all rendering functions.
* @{
*/
/**
* Return codes for psyc_render.
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*/
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typedef enum {
/// Error, method is missing, but data is present.
PSYC_RENDER_ERROR_METHOD_MISSING = -3,
/// Error, a modifier name is missing.
PSYC_RENDER_ERROR_MODIFIER_NAME_MISSING = -2,
/// Error, buffer is too small to render the packet.
PSYC_RENDER_ERROR = -1,
/// Packet is rendered successfully in the buffer.
PSYC_RENDER_SUCCESS = 0,
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} PsycRenderRC;
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/**
* Render a PSYC packet into a buffer.
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*
* The packet structure should contain the packet parts, either routing, entity,
* method & data, or routing & content when rendering raw content.
* It should also contain the contentLength & total length of the packet,
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* you can use psyc_packet_length_set() for calculating & setting these values.
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* This function renders packet->length bytes to the buffer,
* if buflen is less than that an error is returned.
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*
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* @see psyc_packet_init()
* @see psyc_packet_init_raw()
* @see psyc_packet_length_set()
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*/
#ifdef __INLINE_PSYC_RENDER
static inline
#endif
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PsycRenderRC
psyc_render (PsycPacket *packet, char *buffer, size_t buflen);
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/**
* Render a PSYC list into a buffer.
*/
#ifdef __INLINE_PSYC_RENDER
static inline
#endif
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PsycRenderRC
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psyc_render_list (PsycList *list, char *buffer, size_t buflen);
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PsycRenderRC
psyc_render_table (PsycTable *table, char *buffer, size_t buflen);
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PsycRenderRC
psyc_render_packet_id (char *context, size_t contextlen,
char *source, size_t sourcelen,
char *target, size_t targetlen,
char *counter, size_t counterlen,
char *fragment, size_t fragmentlen,
char *buffer, size_t buflen);
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/** @} */ // end of render group
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#endif