284 lines
9.1 KiB
SourcePawn
284 lines
9.1 KiB
SourcePawn
/**
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* vim: set ts=4 :
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* =============================================================================
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* SourceMod (C)2004-2008 AlliedModders LLC. All rights reserved.
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* =============================================================================
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*
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* This file is part of the SourceMod/SourcePawn SDK.
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*
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* This program is free software; you can redistribute it and/or modify it under
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* the terms of the GNU General Public License, version 3.0, as published by the
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* Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* As a special exception, AlliedModders LLC gives you permission to link the
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* code of this program (as well as its derivative works) to "Half-Life 2," the
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* "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
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* by the Valve Corporation. You must obey the GNU General Public License in
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* all respects for all other code used. Additionally, AlliedModders LLC grants
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* this exception to all derivative works. AlliedModders LLC defines further
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* exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
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* or <http://www.sourcemod.net/license.php>.
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*
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* Version: $Id$
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*/
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#if defined _adt_array_included
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#endinput
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#endif
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#define _adt_array_included
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/**
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* Given a maximum string size (including the null terminator),
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* returns the number of cells required to fit that string.
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*
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* @param size Number of bytes.
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* @return Minimum number of cells required to fit the byte count.
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*/
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stock ByteCountToCells(size)
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{
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if (!size)
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{
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return 1;
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}
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return (size + 3) / 4;
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}
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/**
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* Creates a dynamic global cell array. While slower than a normal array,
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* it can be used globally AND dynamically, which is otherwise impossible.
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*
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* The contents of the array are uniform; i.e. storing a string at index X
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* and then retrieving it as an integer is NOT the same as StringToInt()!
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* The "blocksize" determines how many cells each array slot has; it cannot
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* be changed after creation.
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*
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* @param blocksize The number of cells each member of the array can
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* hold. For example, 32 cells is equivalent to:
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* new Array[X][32]
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* @param startsize Initial size of the array. Note that data will
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* NOT be auto-intialized.
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* @return New Handle to the array object.
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*/
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native Handle:CreateArray(blocksize=1, startsize=0);
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/**
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* Clears an array of all entries. This is the same as ResizeArray(0).
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*
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* @param array Array Handle.
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* @noreturn
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* @error Invalid Handle.
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*/
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native ClearArray(Handle:array);
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/**
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* Clones an array, returning a new handle with the same size and data. This should NOT
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* be confused with CloneHandle. This is a completely new handle with the same data but
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* no relation to the original. You MUST close it.
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*
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* @param array Array handle to be cloned
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* @return New handle to the cloned array object
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* @error Invalid Handle
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*/
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native Handle:CloneArray(Handle:array);
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/**
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* Resizes an array. If the size is smaller than the current size,
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* the array is truncated.
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*
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* @param array Array Handle.
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* @param newsize New size.
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* @noreturn
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* @error Invalid Handle or out of memory.
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*/
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native bool:ResizeArray(Handle:array, newsize);
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/**
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* Returns the array size.
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*
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* @param array Array Handle.
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* @return Number of elements in the array.
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* @error Invalid Handle.
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*/
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native GetArraySize(Handle:array);
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/**
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* Pushes a value onto the end of an array, adding a new index.
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*
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* This may safely be used even if the array has a blocksize
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* greater than 1.
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*
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* @param array Array Handle.
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* @param value Value to push.
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* @return Index of the new entry.
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* @error Invalid Handle or out of memory.
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*/
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native PushArrayCell(Handle:array, any:value);
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/**
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* Pushes a string onto the end of an array, truncating it
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* if it is too big.
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*
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* @param array Array Handle.
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* @param value String to push.
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* @return Index of the new entry.
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* @error Invalid Handle or out of memory.
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*/
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native PushArrayString(Handle:array, const String:value[]);
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/**
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* Pushes an array of cells onto the end of an array. The cells
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* are pushed as a block (i.e. the entire array sits at the index),
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* rather than pushing each cell individually.
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*
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* @param array Array Handle.
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* @param values Block of values to copy.
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* @param size If not set, the number of elements copied from the array
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* will be equal to the blocksize. If set higher than the
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* blocksize, the operation will be truncated.
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* @return Index of the new entry.
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* @error Invalid Handle or out of memory.
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*/
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native PushArrayArray(Handle:array, const any:values[], size=-1);
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/**
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* Retrieves a cell value from an array.
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*
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* @param array Array Handle.
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* @param index Index in the array.
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* @param block Optionally specify which block to read from
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* (useful if the blocksize > 0).
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* @param asChar Optionally read as a byte instead of a cell.
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* @return Value read.
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* @error Invalid Handle, invalid index, or invalid block.
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*/
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native any:GetArrayCell(Handle:array, index, block=0, bool:asChar=false);
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/**
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* Retrieves a string value from an array.
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*
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* @param array Array Handle.
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* @param index Index in the array.
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* @param buffer Buffer to copy to.
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* @param maxlength Maximum size of the buffer.
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* @return Number of characters copied.
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* @error Invalid Handle or invalid index.
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*/
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native GetArrayString(Handle:array, index, String:buffer[], maxlength);
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/**
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* Retrieves an array of cells from an array.
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*
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* @param array Array Handle.
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* @param index Index in the array.
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* @param buffer Buffer to store the array in.
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* @param size If not set, assumes the buffer size is equal to the
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* blocksize. Otherwise, the size passed is used.
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* @return Number of cells copied.
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* @error Invalid Handle or invalid index.
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*/
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native GetArrayArray(Handle:array, index, any:buffer[], size=-1);
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/**
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* Sets a cell value in an array.
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*
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* @param array Array Handle.
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* @param index Index in the array.
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* @param value Cell value to set.
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* @param block Optionally specify which block to write to
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* (useful if the blocksize > 0).
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* @param asChar Optionally set as a byte instead of a cell.
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* @noreturn
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* @error Invalid Handle, invalid index, or invalid block.
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*/
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native SetArrayCell(Handle:array, index, any:value, block=0, bool:asChar=false);
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/**
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* Sets a string value in an array.
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*
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* @param array Array Handle.
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* @param index Index in the array.
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* @param value String value to set.
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* @return Number of characters copied.
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* @error Invalid Handle or invalid index.
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*/
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native SetArrayString(Handle:array, index, const String:buffer[]);
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/**
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* Sets an array of cells in an array.
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*
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* @param array Array Handle.
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* @param index Index in the array.
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* @param buffer Array to copy.
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* @param size If not set, assumes the buffer size is equal to the
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* blocksize. Otherwise, the size passed is used.
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* @return Number of cells copied.
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* @error Invalid Handle or invalid index.
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*/
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native SetArrayArray(Handle:array, index, const any:values[], size=-1);
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/**
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* Shifts an array up. All array contents after and including the given
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* index are shifted up by one, and the given index is then "free."
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* After shifting, the contents of the given index is undefined.
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*
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* @param array Array Handle.
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* @param index Index in the array to shift up from.
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* @noreturn
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* @error Invalid Handle or invalid index.
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*/
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native ShiftArrayUp(Handle:array, index);
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/**
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* Removes an array index, shifting the entire array down from that position
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* on. For example, if item 8 of 10 is removed, the last 3 items will then be
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* (6,7,8) instead of (7,8,9), and all indexes before 8 will remain unchanged.
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*
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* @param array Array Handle.
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* @param index Index in the array to remove at.
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* @noreturn
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* @error Invalid Handle or invalid index.
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*/
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native RemoveFromArray(Handle:array, index);
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/**
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* Swaps two items in the array.
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*
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* @param array Array Handle.
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* @param index1 First index.
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* @param index2 Second index.
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* @noreturn
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* @error Invalid Handle or invalid index.
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*/
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native SwapArrayItems(Handle:array, index1, index2);
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/**
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* Returns the index for the first occurance of the provided string. If the string
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* cannot be located, -1 will be returned.
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*
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* @param array Array Handle.
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* @param item String to search for
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* @return Array index, or -1 on failure
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* @error Invalid Handle
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*/
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native FindStringInArray(Handle:array, const String:item[]);
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/**
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* Returns the index for the first occurance of the provided value. If the value
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* cannot be located, -1 will be returned.
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*
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* @param array Array Handle.
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* @param item Value to search for
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* @return Array index, or -1 on failure
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* @error Invalid Handle
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*/
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native FindValueInArray(Handle:array, any:item);
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