0,0 → 1,136 |
/* |
* Copyright (c) 2008 Lukas Mejdrech |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
|
/** @addtogroup net |
* @{ |
*/ |
|
/** @file |
* A character string with measured length header file. |
* This structure has been designed for serialization of character strings between modules. |
*/ |
|
#ifndef __MEASURED_STRINGS_H__ |
#define __MEASURED_STRINGS_H__ |
|
/** A type definition of a character string with measured length. |
* @see measured_string |
*/ |
typedef struct measured_string measured_string_t; |
|
/** A type definition of a character string with measured length pointer. |
* @see measured_string |
*/ |
typedef measured_string_t * measured_string_ref; |
|
/** A character string with measured length. |
* This structure has been designed for serialization of character strings between modules. |
*/ |
struct measured_string{ |
|
/** The character string data. |
*/ |
char * value; |
|
/** The character string length. |
*/ |
size_t length; |
}; |
|
/** Creates a new measured string bundled with a copy of the given string itself as one memory block. |
* If the measured string is being freed, whole memory block is freed. |
* The measured string should be used only as a constant. |
* @param string The initial character string to be stored. Input parameter. |
* @param length The length of the given string without the terminating zero ('/0') character. If the length is zero (0), the actual length is computed. The given length is used and appended with the terminating zero ('\0') character otherwise. Input parameter. |
* @returns The new bundled charecter string with measured length. |
* @returns NULL if there is no memory left. |
*/ |
measured_string_ref measured_string_create_bulk( const char * string, size_t length ); |
|
/** Receives a measured strings array from a calling module. |
* Creates the array and the data memory blocks. |
* This method should be used only while processing IPC messages as the array size has to be negotiated in advance. |
* @param strings The received measured strings array. Output parameter. |
* @param data The measured strings data. This memory block stores the actual character strings. Output parameter. |
* @param count The size of the measured strings array. Input parameter. |
* @returns EOK on success. |
* @returns EINVAL if the strings or data parameter is NULL. |
* @returns EINVAL if the count parameter is zero (0). |
* @returns EINVAL if the sent array differs in size. |
* @returns EINVAL if there is inconsistency in sent measured strings' lengths (should not occur). |
* @returns ENOMEM if there is no memory left. |
* @returns Other error codes as defined for the ipc_data_write_finalize() function. |
*/ |
int measured_strings_receive( measured_string_ref * strings, char ** data, size_t count ); |
|
/** Replies the given measured strings array to a calling module. |
* This method should be used only while processing IPC messages as the array size has to be negotiated in advance. |
* @param strings The measured strings array to be transferred. Input parameter. |
* @param count The measured strings array size. Input parameter. |
* @returns EOK on success. |
* @returns EINVAL if the strings parameter is NULL. |
* @returns EINVAL if the count parameter is zero (0). |
* @returns EINVAL if the calling module does not accept the given array size. |
* @returns EINVAL if there is inconsistency in sent measured strings' lengths (should not occur). |
* @returns Other error codes as defined for the ipc_data_read_finalize() function. |
*/ |
int measured_strings_reply( const measured_string_ref strings, size_t count ); |
|
/** Receives a measured strings array from another module. |
* Creates the array and the data memory blocks. |
* This method should be used only following other IPC messages as the array size has to be negotiated in advance. |
* @param phone The other module phone. Input parameter. |
* @param strings The returned measured strings array. Output parameter. |
* @param data The measured strings data. This memory block stores the actual character strings. Output parameter. |
* @param count The size of the measured strings array. Input parameter. |
* @returns EOK on success. |
* @returns EINVAL if the strings or data parameter is NULL. |
* @returns EINVAL if the phone or count parameter is not positive (<=0). |
* @returns EINVAL if the sent array differs in size. |
* @returns ENOMEM if there is no memory left. |
* @returns Other error codes as defined for the ipc_data_read_start() function. |
*/ |
int measured_strings_return( int phone, measured_string_ref * strings, char ** data, size_t count ); |
|
/** Sends the given measured strings array to another module. |
* This method should be used only following other IPC messages as the array size has to be negotiated in advance. |
* @param phone The other module phone. Input parameter. |
* @param strings The measured strings array to be transferred. Input parameter. |
* @param count The measured strings array size. Input parameter. |
* @returns EOK on success. |
* @returns EINVAL if the strings parameter is NULL. |
* @returns EINVAL if the phone or count parameter is not positive (<=0). |
* @returns Other error codes as defined for the ipc_data_write_start() function. |
*/ |
int measured_strings_send( int phone, const measured_string_ref strings, size_t count ); |
|
#endif |
|
/** @} |
*/ |
|
Property changes: |
Added: svn:eol-style |
+native |
\ No newline at end of property |
Added: svn:mergeinfo |