Add iterators natives
This commit is contained in:
Arkshine
parent
b6cd247d12
commit
9ac3763267
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@ -414,6 +414,7 @@ int C_Spawn(edict_t *pent)
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VectorHolder.clear();
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g_TrieHandles.clear();
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g_TrieSnapshotHandles.clear();
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g_DataPackHandles.clear();
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char map_pluginsfile_path[256];
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@ -389,6 +389,7 @@
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<ClInclude Include="..\sh_list.h" />
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<ClInclude Include="..\sh_stack.h" />
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<ClInclude Include="..\sh_tinyhash.h" />
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<ClInclude Include="..\sm_memtable.h" />
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<ClInclude Include="..\sm_stringhashmap.h" />
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<ClInclude Include="..\svn_version.h" />
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<ClInclude Include="..\trie_natives.h" />
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@ -326,6 +326,9 @@
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<ClInclude Include="..\sm_stringhashmap.h">
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<Filter>Header Files</Filter>
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</ClInclude>
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<ClInclude Include="..\sm_memtable.h">
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<Filter>Header Files</Filter>
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</ClInclude>
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</ItemGroup>
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<ItemGroup>
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<ResourceCompile Include="..\version.rc">
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170
amxmodx/sm_memtable.h
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170
amxmodx/sm_memtable.h
Normal file
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@ -0,0 +1,170 @@
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/**
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* vim: set ts=4 sw=4 tw=99 noet :
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* =============================================================================
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* SourceMod
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* Copyright (C) 2004-2008 AlliedModders LLC. All rights reserved.
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* =============================================================================
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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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#ifndef _INCLUDE_SOURCEMOD_CORE_STRINGTABLE_H_
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#define _INCLUDE_SOURCEMOD_CORE_STRINGTABLE_H_
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#include <stdlib.h>
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#include <string.h>
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class BaseMemTable
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{
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public:
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BaseMemTable(unsigned int init_size)
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{
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membase = (unsigned char *)malloc(init_size);
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size = init_size;
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tail = 0;
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}
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~BaseMemTable()
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{
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free(membase);
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membase = NULL;
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}
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public:
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/**
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* Allocates 'size' bytes of memory.
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* Optionally outputs the address through 'addr'.
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* Returns an index >= 0 on success, < 0 on failure.
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*/
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int CreateMem(unsigned int addsize, void **addr)
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{
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int idx = (int)tail;
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while (tail + addsize >= size) {
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size *= 2;
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membase = (unsigned char *)realloc(membase, size);
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}
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tail += addsize;
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if (addr)
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*addr = (void *)&membase[idx];
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return idx;
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}
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/**
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* Given an index into the memory table, returns its address.
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* Returns NULL if invalid.
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*/
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void *GetAddress(int index)
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{
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if (index < 0 || (unsigned int)index >= tail)
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return NULL;
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return &membase[index];
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}
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/**
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* Scraps the memory table. For caching purposes, the memory
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* is not freed, however subsequent calls to CreateMem() will
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* begin at the first index again.
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*/
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void Reset()
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{
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tail = 0;
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}
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inline unsigned int GetMemUsage()
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{
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return size;
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}
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inline unsigned int GetActualMemUsed()
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{
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return tail;
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}
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private:
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unsigned char *membase;
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unsigned int size;
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unsigned int tail;
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};
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class BaseStringTable
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{
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public:
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BaseStringTable(unsigned int init_size) : m_table(init_size)
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{
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}
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public:
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/**
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* Adds a string to the string table and returns its index.
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*/
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int AddString(const char *string)
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{
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return AddString(string, strlen(string));
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}
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/**
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* Adds a string to the string table and returns its index.
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*/
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int AddString(const char *string, size_t length)
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{
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size_t len = length + 1;
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int idx;
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char *addr;
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idx = m_table.CreateMem(len, (void **)&addr);
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memcpy(addr, string, length + 1);
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return idx;
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}
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/**
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* Given an index into the string table, returns the associated string.
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*/
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inline const char *GetString(int str)
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{
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return (const char *)m_table.GetAddress(str);
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}
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/**
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* Scraps the string table. For caching purposes, the memory
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* is not freed, however subsequent calls to AddString() will
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* begin at the first index again.
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*/
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void Reset()
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{
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m_table.Reset();
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}
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/**
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* Returns the parent BaseMemTable that this string table uses.
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*/
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inline BaseMemTable *GetMemTable()
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{
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return &m_table;
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}
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private:
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BaseMemTable m_table;
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};
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#endif //_INCLUDE_SOURCEMOD_CORE_STRINGTABLE_H_
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@ -9,6 +9,7 @@
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using namespace SourceMod;
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TrieHandles<CellTrie> g_TrieHandles;
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TrieHandles<TrieSnapshot> g_TrieSnapshotHandles;
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// native Trie:TrieCreate();
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static cell AMX_NATIVE_CALL TrieCreate(AMX *amx, cell *params)
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@ -304,6 +305,7 @@ static cell AMX_NATIVE_CALL TrieDeleteKey(AMX *amx, cell *params)
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return 1;
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}
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//native TrieDestroy(&Trie:handle)
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static cell AMX_NATIVE_CALL TrieDestroy(AMX *amx, cell *params)
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{
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@ -339,6 +341,108 @@ static cell AMX_NATIVE_CALL TrieGetSize(AMX *amx, cell *params)
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return t->map.elements();
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}
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static cell AMX_NATIVE_CALL TrieSnapshotCreate(AMX *amx, cell *params)
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{
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CellTrie *t = g_TrieHandles.lookup(params[1]);
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if (t == NULL)
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{
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LogError(amx, AMX_ERR_NATIVE, "Invalid map handle provided (%d)", params[1]);
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return 0;
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}
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int index = g_TrieSnapshotHandles.create();
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TrieSnapshot *snapshot = g_TrieSnapshotHandles.lookup(index);
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snapshot->length = t->map.elements();
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snapshot->keys = new int[snapshot->length];
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size_t i = 0;
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for (StringHashMap<Entry>::iterator iter = t->map.iter(); !iter.empty(); iter.next(), i++)
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{
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snapshot->keys[i] = snapshot->strings.AddString(iter->key.chars(), iter->key.length());
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}
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assert(i == snapshot->length);
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return static_cast<cell>(index);
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}
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static cell AMX_NATIVE_CALL TrieSnapshotLength(AMX *amx, cell *params)
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{
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TrieSnapshot *snapshot = g_TrieSnapshotHandles.lookup(params[1]);
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if (snapshot == NULL)
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{
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LogError(amx, AMX_ERR_NATIVE, "Invalid snapshot handle provided (%d)", params[1]);
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return 0;
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}
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return snapshot->length;
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}
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static cell AMX_NATIVE_CALL TrieSnapshotKeyBufferSize(AMX *amx, cell *params)
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{
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TrieSnapshot *snapshot = g_TrieSnapshotHandles.lookup(params[1]);
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if (snapshot == NULL)
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{
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LogError(amx, AMX_ERR_NATIVE, "Invalid snapshot handle provided (%d)", params[1]);
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return 0;
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}
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unsigned index = params[2];
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if (index >= snapshot->length)
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{
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LogError(amx, AMX_ERR_NATIVE, "Invalid index %d", index);
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return 0;
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}
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return strlen(snapshot->strings.GetString(snapshot->keys[index])) + 1;
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}
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static cell AMX_NATIVE_CALL TrieSnapshotGetKey(AMX *amx, cell *params)
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{
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TrieSnapshot *snapshot = g_TrieSnapshotHandles.lookup(params[1]);
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if (snapshot == NULL)
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{
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LogError(amx, AMX_ERR_NATIVE, "Invalid snapshot handle provided (%d)", params[1]);
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return 0;
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}
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unsigned index = params[2];
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if (index >= snapshot->length)
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{
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LogError(amx, AMX_ERR_NATIVE, "Invalid index %d", index);
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return 0;
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}
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const char *str = snapshot->strings.GetString(snapshot->keys[index]);
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return set_amxstring_utf8(amx, params[3], str, strlen(str), params[4] + 1);
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}
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//native TrieSnapshotDestroy(&Snapshot:handle)
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static cell AMX_NATIVE_CALL TrieSnapshotDestroy(AMX *amx, cell *params)
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{
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cell *ptr = get_amxaddr(amx, params[1]);
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TrieSnapshot *t = g_TrieSnapshotHandles.lookup(*ptr);
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if (t == NULL)
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{
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return 0;
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}
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if (g_TrieSnapshotHandles.destroy(*ptr))
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{
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*ptr = 0;
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return 1;
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}
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return 0;
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}
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AMX_NATIVE_INFO trie_Natives[] =
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{
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{ "TrieCreate", TrieCreate },
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@ -355,9 +459,14 @@ AMX_NATIVE_INFO trie_Natives[] =
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{ "TrieDeleteKey", TrieDeleteKey },
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{ "TrieKeyExists", TrieKeyExists },
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{ "TrieDestroy", TrieDestroy },
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{ "TrieGetSize", TrieGetSize },
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{ "TrieSnapshotCreate", TrieSnapshotCreate },
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{ "TrieSnapshotLength", TrieSnapshotLength },
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{ "TrieSnapshotKeyBufferSize", TrieSnapshotKeyBufferSize },
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{ "TrieSnapshotGetKey", TrieSnapshotGetKey },
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{ "TrieSnapshotDestroy", TrieSnapshotDestroy },
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{ NULL, NULL }
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};
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@ -3,6 +3,7 @@
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#include "amxmodx.h"
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#include "sm_stringhashmap.h"
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#include "sm_memtable.h"
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#include "CVector.h"
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using namespace SourceMod;
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@ -135,6 +136,22 @@ struct CellTrie
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StringHashMap<Entry> map;
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};
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struct TrieSnapshot
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{
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TrieSnapshot()
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: strings(128)
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{ }
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size_t mem_usage()
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{
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return length * sizeof(int) + strings.GetMemTable()->GetMemUsage();
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}
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size_t length;
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ke::AutoArray<int> keys;
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BaseStringTable strings;
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};
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template <typename T>
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class TrieHandles
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{
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@ -208,6 +225,7 @@ public:
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extern TrieHandles<CellTrie> g_TrieHandles;
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extern TrieHandles<TrieSnapshot> g_TrieSnapshotHandles;
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extern AMX_NATIVE_INFO trie_Natives[];
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#endif
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@ -8,6 +8,11 @@ enum Trie
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Invalid_Trie = 0
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};
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enum Snapshot
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{
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Invalid_Snapshot = 0
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};
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/**
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* Creates a hash map. A hash map is a container that can map strings (called
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* "keys") to arbitrary values (cells, arrays, or strings). Keys in a hash map
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@ -156,3 +161,61 @@ native TrieDestroy(&Trie:handle);
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* @error Invalid Handle.
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*/
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native TrieGetSize(Trie:handle);
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/**
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* Creates a snapshot of all keys in the map. If the map is changed after this
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* call, the changes are not reflected in the snapshot. Keys are not sorted.
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*
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* @param handle Map handle.
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*
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* @return New map snapshot handle, which must be freed via TrieSnapshotDestroy().
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* @error Invalid handle.
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*/
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native Snapshot:TrieSnapshotCreate(Trie:handle);
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/**
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* Returns the number of keys in a map snapshot. Note that this may be
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* different from the size of the map, since the map can change after the
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* snapshot of its keys was taken.
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*
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* @param handle Map snapshot.
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*
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* @return Number of keys.
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* @error Invalid Handle.
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*/
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native TrieSnapshotLength(Snapshot:handle);
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/**
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* Returns the buffer size required to store a given key. That is, it returns
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* the length of the key plus one.
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*
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* @param handle Map snapshot.
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* @param index Key index (starting from 0).
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*
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* @return Buffer size required to store the key string.
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* @error Invalid Handle or index out of range.
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*/
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native TrieSnapshotKeyBufferSize(Snapshot:handle, index);
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/**
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* Retrieves the key string of a given key in a map snapshot.
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*
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* @param handle Map snapshot.
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* @param index Key index (starting from 0).
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* @param buffer String buffer.
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* @param maxlength Maximum buffer length.
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*
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* @return Number of bytes written to the buffer.
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* @error Invalid Handle or index out of range.
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*/
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native TrieSnapshotGetKey(Snapshot:handle, index, buffer[], maxlength);
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/**
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* Destroys a Map snapshot
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*
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* @param handle Map snapshot.
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*
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* @return True on success, false if the value was never set.
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* @error Invalid Handle.
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*/
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native TrieSnapshotDestroy(&Snapshot:handle);
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@ -45,7 +45,7 @@ public trietest()
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ok = false;
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}
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}
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for (new i = 0; i < 100; i++)
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{
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formatex(key, charsmax(key), "K%dK", i);
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@ -61,7 +61,7 @@ public trietest()
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ok = false;
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}
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}
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// Setting K42K without replace should fail.
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new value;
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if (TrieSetCell(t, "K42K", 999, false)) { ok = false; server_print("set trie K42K should fail"); }
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@ -74,12 +74,12 @@ public trietest()
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{
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server_print("Map size mismatch (1), expected: %d got: %d", 100, TrieGetSize(t)); ok = false;
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}
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if (TrieGetCell(t, "cat", value))
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{
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server_print("trie should not have a cat."); ok = false;
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}
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// Check that "K42K" is not a string or array.
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new array[32];
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new string[32];
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@ -88,16 +88,16 @@ public trietest()
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{
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server_print("entry K42K should not be an array or string"); ok = false;
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}
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TrieClear(t);
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if (TrieGetSize(t) != 0)
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{
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server_print("Map size mismatch (2), expected: %d got: %d", 0, TrieGetSize(t)); ok = false;
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}
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TrieDestroy(t);
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if (ok)
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pass("Cell tests");
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else
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@ -112,7 +112,7 @@ public trietest()
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fail("Recycle handles");
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ok = true;
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for (new i = 0; i < 100; i++)
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{
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static val[32];
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@ -120,7 +120,7 @@ public trietest()
|
|||
formatex(val, charsmax(val), "V%dV", i);
|
||||
TrieSetString(t, key, val);
|
||||
}
|
||||
|
||||
|
||||
for (new i = 0; i < 100; i++)
|
||||
{
|
||||
formatex(key, charsmax(key), "K%dK", i);
|
||||
|
|
@ -128,7 +128,7 @@ public trietest()
|
|||
static exp[32];
|
||||
formatex(exp, charsmax(exp), "V%dV", i);
|
||||
new size;
|
||||
|
||||
|
||||
if (!TrieGetString(t, key, val, charsmax(val), size))
|
||||
{
|
||||
server_print("TrieGetString(%d, '%s', %s) failed", t, key, val);
|
||||
|
|
@ -145,28 +145,28 @@ public trietest()
|
|||
ok = false;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
if (TrieGetCell(t, "K42K", value) ||
|
||||
TrieGetArray(t, "K42K", array, sizeof(array)))
|
||||
{
|
||||
server_print("entry K42K should not be an array or string"); ok = false;
|
||||
}
|
||||
|
||||
|
||||
if (TrieGetString(t, "cat", string, charsmax(string)))
|
||||
{
|
||||
server_print("trie should not have a cat."); ok = false;
|
||||
}
|
||||
|
||||
|
||||
if (ok)
|
||||
pass("String tests");
|
||||
else
|
||||
fail("String tests");
|
||||
|
||||
|
||||
|
||||
ok = true;
|
||||
|
||||
new data[5] = { 93, 1, 2, 3, 4 };
|
||||
|
||||
|
||||
if (!TrieSetArray(t, "K42K", data, sizeof data))
|
||||
{
|
||||
server_print("K42K should be a string."); ok = false;
|
||||
|
|
@ -175,7 +175,7 @@ public trietest()
|
|||
{
|
||||
server_print("K42K should be V42V."); ok = false;
|
||||
}
|
||||
for (new i = 0; i < sizeof data; i++)
|
||||
for (new i = 0; i < sizeof data; i++)
|
||||
{
|
||||
if (data[i] != array[i])
|
||||
{
|
||||
|
|
@ -186,7 +186,7 @@ public trietest()
|
|||
TrieGetString(t, "K42K", string, charsmax(string)))
|
||||
{
|
||||
server_print("entry K42K should not be an array or string"); ok = false;
|
||||
}
|
||||
}
|
||||
if (!TrieSetArray(t, "K42K", data, 1))
|
||||
{
|
||||
server_print("couldn't set K42K to 1-entry array"); ok = false;
|
||||
|
|
@ -199,15 +199,15 @@ public trietest()
|
|||
{
|
||||
server_print("array size mismatch (%d, expected %d)", value, 1); ok = false;
|
||||
}
|
||||
|
||||
|
||||
if (ok)
|
||||
pass("Array tests");
|
||||
else
|
||||
fail("Array tests");
|
||||
|
||||
|
||||
|
||||
|
||||
ok = true;
|
||||
|
||||
|
||||
// Remove "K42K".
|
||||
if (!TrieDeleteKey(t, "K42K"))
|
||||
{
|
||||
|
|
@ -223,11 +223,11 @@ public trietest()
|
|||
{
|
||||
server_print("map should not have a K42K"); ok = false;
|
||||
}
|
||||
|
||||
|
||||
TrieDestroy(t);
|
||||
|
||||
|
||||
t = TrieCreate();
|
||||
|
||||
|
||||
for (new i = 0; i < 1000; i++)
|
||||
{
|
||||
formatex(key, charsmax(key), "!%d!", i);
|
||||
|
|
@ -246,16 +246,60 @@ public trietest()
|
|||
server_print("Key '%s' could not be deleted", key); ok = false;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
if (ok)
|
||||
pass("Exists/Delete");
|
||||
else
|
||||
fail("Exists/Delete");
|
||||
|
||||
ok = true;
|
||||
|
||||
TrieClear(t);
|
||||
|
||||
if (TrieGetSize(t))
|
||||
{
|
||||
server_print("size should be 0"); ok = false
|
||||
}
|
||||
|
||||
TrieSetString(t, "adventure", "time!");
|
||||
TrieSetString(t, "butterflies", "bees");
|
||||
TrieSetString(t, "egg", "egg");
|
||||
|
||||
new Snapshot:keys = TrieSnapshotCreate(t);
|
||||
{
|
||||
if (TrieSnapshotLength(keys) != 3)
|
||||
{
|
||||
server_print("trie snapshot length should be 3"); ok = false;
|
||||
}
|
||||
|
||||
new bool:found[3], len = TrieSnapshotLength(keys);
|
||||
new buffer[32];
|
||||
for (new i = 0; i < len; i++)
|
||||
{
|
||||
new size = TrieSnapshotKeyBufferSize(keys, i); // Just to use it, otherwise you should use charsmax(buffer).
|
||||
TrieSnapshotGetKey(keys, i, buffer, size);
|
||||
|
||||
if (strcmp(buffer, "adventure") == 0) found[0] = true;
|
||||
else if (strcmp(buffer, "butterflies") == 0) found[1] = true;
|
||||
else if (strcmp(buffer, "egg") == 0) found[2] = true;
|
||||
else { server_print("unexpected key: %s", buffer); ok = false; }
|
||||
}
|
||||
|
||||
if (!found[0] || !found[1] || !found[2])
|
||||
{
|
||||
server_print("did not find all keys"); ok = false;
|
||||
}
|
||||
}
|
||||
|
||||
TrieSnapshotDestroy(keys);
|
||||
TrieDestroy(t);
|
||||
|
||||
if (ok)
|
||||
pass("Snapshot");
|
||||
else
|
||||
fail("Snapshot");
|
||||
|
||||
|
||||
done();
|
||||
|
||||
}
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user