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moar documentation & fix PSYC_parse return type

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This commit is contained in:
Gabor Adam Toth 2011-04-20 14:52:40 +02:00
parent cbcedb05d9
commit 7113d6e68c
1 changed files with 39 additions and 18 deletions
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57
include/psyc/parser.h
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@ -1,15 +1,16 @@
/**
/**
* @file psyc/parser.h
* @brief Interface for various psyc parser functions
* @brief Interface for various psyc parser functions.
*
* All parsing functions and the definitions they use are
* All parsing functions and the definitions they use are
* defined in this file.
*/
/** @defgroup parsing Parsing Functions
*
* This module contains all parsing functions
* @{
/**
* @defgroup parsing Parsing Functions
*
* This module contains all parsing functions.
* @{
*/
#ifndef PSYC_PARSER_H
@ -18,10 +19,11 @@
#include <stdint.h>
#include <string.h>
/** Different types that a variable can have
/**
* Different types that a variable can have.
*
* This enum lists all the types that a variable
* in a psyc packet can have
* in a psyc packet can have.
*/
enum PSYC_Types {
PSYC_TYPE_AMOUNT,
@ -43,8 +45,9 @@ enum PSYC_Flags
PSYC_HEADER_ONLY = 1,
};
/** The return value definitions for packet parsing function
* @see PSYC_parse()
/**
* The return value definitions for the packet parsing function.
* @see PSYC_parse()
*/
enum PSYC_ReturnCodes
{
@ -67,6 +70,10 @@ enum PSYC_ReturnCodes
PSYC_INCOMPLETE = 9,
};
/**
* The return value definitions for the list parsing function.
* @see PSYC_parseList()
*/
enum PSYC_ListReturnCodes
{
PSYC_ERROR_LIST_DELIM = -5,
@ -79,6 +86,9 @@ enum PSYC_ListReturnCodes
PSYC_LIST_INCOMPLETE = 3,
};
/**
* PSYC packet parts.
*/
enum PSYC_Parts
{
PSYC_PART_RESET = -1,
@ -90,6 +100,10 @@ enum PSYC_Parts
PSYC_PART_END,
};
/**
* List types.
* Possible types are text and binary.
*/
enum PSYC_ListTypes
{
PSYC_LIST_TEXT = 1,
@ -102,7 +116,9 @@ typedef struct
const uint8_t * ptr;
} PSYC_Array;
/**
* Struct for keeping parser state.
*/
typedef struct
{
size_t cursor; ///< current position in buffer
@ -118,6 +134,9 @@ typedef struct
size_t valueLength; ///< expected length of the value
} PSYC_State;
/**
* Struct for keeping list parser state.
*/
typedef struct
{
size_t cursor; ///< current position in buffer
@ -195,13 +214,14 @@ inline size_t PSYC_getContentLength (PSYC_State* s)
#endif
/** Parse PSYC packets.
*
/**
* Parse PSYC packets.
*
* Generalized line-based packet parser.
*
*
* @param state An initialized PSYC_State
* @param modifier A pointer to a character. In case of a variable, it will
* be set to the modifier of that variable
* be set to the modifier of that variable
* @param name A pointer to a PSYC_Array. It will point to the name of
* the variable or method and its length will be set accordingly
* @param value A pointer to a PSYC_Array. It will point to the
@ -212,11 +232,12 @@ inline size_t PSYC_getContentLength (PSYC_State* s)
* @see PSYC_State
* @see PSYC_Array
*/
PSYC_ReturnCodes PSYC_parse(PSYC_State* state, uint8_t* modifier, PSYC_Array* name, PSYC_Array* value);
int PSYC_parse(PSYC_State* state, uint8_t* modifier, PSYC_Array* name, PSYC_Array* value);
/**
* List value parser.
* @return see PSYC_ListReturnCodes.
* @return one of PSYC_ReturnCodes
* @see PSYC_ListReturnCodes
*/
int PSYC_parseList(PSYC_ListState* state, PSYC_Array *name, PSYC_Array* value, PSYC_Array* elem);