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Diffstat (limited to 'src/botlib/l_memory.c')
| -rw-r--r-- | src/botlib/l_memory.c | 464 |
1 files changed, 0 insertions, 464 deletions
diff --git a/src/botlib/l_memory.c b/src/botlib/l_memory.c deleted file mode 100644 index cb9a4664..00000000 --- a/src/botlib/l_memory.c +++ /dev/null @@ -1,464 +0,0 @@ -/* -=========================================================================== -Copyright (C) 1999-2005 Id Software, Inc. -Copyright (C) 2000-2006 Tim Angus - -This file is part of Tremulous. - -Tremulous is free software; you can redistribute it -and/or modify it under the terms of the GNU General Public License as -published by the Free Software Foundation; either version 2 of the License, -or (at your option) any later version. - -Tremulous is distributed in the hope that it will be -useful, but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. - -You should have received a copy of the GNU General Public License -along with Tremulous; if not, write to the Free Software -Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA -=========================================================================== -*/ - -/***************************************************************************** - * name: l_memory.c - * - * desc: memory allocation - * - * $Archive: /MissionPack/code/botlib/l_memory.c $ - * - *****************************************************************************/ - -#include "../qcommon/q_shared.h" -#include "botlib.h" -#include "l_log.h" -#include "be_interface.h" - -//#define MEMDEBUG -//#define MEMORYMANEGER - -#define MEM_ID 0x12345678l -#define HUNK_ID 0x87654321l - -int allocatedmemory; -int totalmemorysize; -int numblocks; - -#ifdef MEMORYMANEGER - -typedef struct memoryblock_s -{ - unsigned long int id; - void *ptr; - int size; -#ifdef MEMDEBUG - char *label; - char *file; - int line; -#endif //MEMDEBUG - struct memoryblock_s *prev, *next; -} memoryblock_t; - -memoryblock_t *memory; - -//=========================================================================== -// -// Parameter: - -// Returns: - -// Changes Globals: - -//=========================================================================== -void LinkMemoryBlock(memoryblock_t *block) -{ - block->prev = NULL; - block->next = memory; - if (memory) memory->prev = block; - memory = block; -} //end of the function LinkMemoryBlock -//=========================================================================== -// -// Parameter: - -// Returns: - -// Changes Globals: - -//=========================================================================== -void UnlinkMemoryBlock(memoryblock_t *block) -{ - if (block->prev) block->prev->next = block->next; - else memory = block->next; - if (block->next) block->next->prev = block->prev; -} //end of the function UnlinkMemoryBlock -//=========================================================================== -// -// Parameter: - -// Returns: - -// Changes Globals: - -//=========================================================================== -#ifdef MEMDEBUG -void *GetMemoryDebug(unsigned long size, char *label, char *file, int line) -#else -void *GetMemory(unsigned long size) -#endif //MEMDEBUG -{ - void *ptr; - memoryblock_t *block; - assert(botimport.GetMemory); // bk001129 - was NULL'ed - ptr = botimport.GetMemory(size + sizeof(memoryblock_t)); - block = (memoryblock_t *) ptr; - block->id = MEM_ID; - block->ptr = (char *) ptr + sizeof(memoryblock_t); - block->size = size + sizeof(memoryblock_t); -#ifdef MEMDEBUG - block->label = label; - block->file = file; - block->line = line; -#endif //MEMDEBUG - LinkMemoryBlock(block); - allocatedmemory += block->size; - totalmemorysize += block->size + sizeof(memoryblock_t); - numblocks++; - return block->ptr; -} //end of the function GetMemoryDebug -//=========================================================================== -// -// Parameter: - -// Returns: - -// Changes Globals: - -//=========================================================================== -#ifdef MEMDEBUG -void *GetClearedMemoryDebug(unsigned long size, char *label, char *file, int line) -#else -void *GetClearedMemory(unsigned long size) -#endif //MEMDEBUG -{ - void *ptr; -#ifdef MEMDEBUG - ptr = GetMemoryDebug(size, label, file, line); -#else - ptr = GetMemory(size); -#endif //MEMDEBUG - Com_Memset(ptr, 0, size); - return ptr; -} //end of the function GetClearedMemory -//=========================================================================== -// -// Parameter: - -// Returns: - -// Changes Globals: - -//=========================================================================== -#ifdef MEMDEBUG -void *GetHunkMemoryDebug(unsigned long size, char *label, char *file, int line) -#else -void *GetHunkMemory(unsigned long size) -#endif //MEMDEBUG -{ - void *ptr; - memoryblock_t *block; - - ptr = botimport.HunkAlloc(size + sizeof(memoryblock_t)); - block = (memoryblock_t *) ptr; - block->id = HUNK_ID; - block->ptr = (char *) ptr + sizeof(memoryblock_t); - block->size = size + sizeof(memoryblock_t); -#ifdef MEMDEBUG - block->label = label; - block->file = file; - block->line = line; -#endif //MEMDEBUG - LinkMemoryBlock(block); - allocatedmemory += block->size; - totalmemorysize += block->size + sizeof(memoryblock_t); - numblocks++; - return block->ptr; -} //end of the function GetHunkMemoryDebug -//=========================================================================== -// -// Parameter: - -// Returns: - -// Changes Globals: - -//=========================================================================== -#ifdef MEMDEBUG -void *GetClearedHunkMemoryDebug(unsigned long size, char *label, char *file, int line) -#else -void *GetClearedHunkMemory(unsigned long size) -#endif //MEMDEBUG -{ - void *ptr; -#ifdef MEMDEBUG - ptr = GetHunkMemoryDebug(size, label, file, line); -#else - ptr = GetHunkMemory(size); -#endif //MEMDEBUG - Com_Memset(ptr, 0, size); - return ptr; -} //end of the function GetClearedHunkMemory -//=========================================================================== -// -// Parameter: - -// Returns: - -// Changes Globals: - -//=========================================================================== -memoryblock_t *BlockFromPointer(void *ptr, char *str) -{ - memoryblock_t *block; - - if (!ptr) - { -#ifdef MEMDEBUG - //char *crash = (char *) NULL; - //crash[0] = 1; - botimport.Print(PRT_FATAL, "%s: NULL pointer\n", str); -#endif // MEMDEBUG - return NULL; - } //end if - block = (memoryblock_t *) ((char *) ptr - sizeof(memoryblock_t)); - if (block->id != MEM_ID && block->id != HUNK_ID) - { - botimport.Print(PRT_FATAL, "%s: invalid memory block\n", str); - return NULL; - } //end if - if (block->ptr != ptr) - { - botimport.Print(PRT_FATAL, "%s: memory block pointer invalid\n", str); - return NULL; - } //end if - return block; -} //end of the function BlockFromPointer -//=========================================================================== -// -// Parameter: - -// Returns: - -// Changes Globals: - -//=========================================================================== -void FreeMemory(void *ptr) -{ - memoryblock_t *block; - - block = BlockFromPointer(ptr, "FreeMemory"); - if (!block) return; - UnlinkMemoryBlock(block); - allocatedmemory -= block->size; - totalmemorysize -= block->size + sizeof(memoryblock_t); - numblocks--; - // - if (block->id == MEM_ID) - { - botimport.FreeMemory(block); - } //end if -} //end of the function FreeMemory -//=========================================================================== -// -// Parameter: - -// Returns: - -// Changes Globals: - -//=========================================================================== -int AvailableMemory(void) -{ - return botimport.AvailableMemory(); -} //end of the function AvailableMemory -//=========================================================================== -// -// Parameter: - -// Returns: - -// Changes Globals: - -//=========================================================================== -int MemoryByteSize(void *ptr) -{ - memoryblock_t *block; - - block = BlockFromPointer(ptr, "MemoryByteSize"); - if (!block) return 0; - return block->size; -} //end of the function MemoryByteSize -//=========================================================================== -// -// Parameter: - -// Returns: - -// Changes Globals: - -//=========================================================================== -void PrintUsedMemorySize(void) -{ - botimport.Print(PRT_MESSAGE, "total allocated memory: %d KB\n", allocatedmemory >> 10); - botimport.Print(PRT_MESSAGE, "total botlib memory: %d KB\n", totalmemorysize >> 10); - botimport.Print(PRT_MESSAGE, "total memory blocks: %d\n", numblocks); -} //end of the function PrintUsedMemorySize -//=========================================================================== -// -// Parameter: - -// Returns: - -// Changes Globals: - -//=========================================================================== -void PrintMemoryLabels(void) -{ - memoryblock_t *block; - int i; - - PrintUsedMemorySize(); - i = 0; - Log_Write("============= Botlib memory log ==============\r\n"); - Log_Write("\r\n"); - for (block = memory; block; block = block->next) - { -#ifdef MEMDEBUG - if (block->id == HUNK_ID) - { - Log_Write("%6d, hunk %p, %8d: %24s line %6d: %s\r\n", i, block->ptr, block->size, block->file, block->line, block->label); - } //end if - else - { - Log_Write("%6d, %p, %8d: %24s line %6d: %s\r\n", i, block->ptr, block->size, block->file, block->line, block->label); - } //end else -#endif //MEMDEBUG - i++; - } //end for -} //end of the function PrintMemoryLabels -//=========================================================================== -// -// Parameter: - -// Returns: - -// Changes Globals: - -//=========================================================================== -void DumpMemory(void) -{ - memoryblock_t *block; - - for (block = memory; block; block = memory) - { - FreeMemory(block->ptr); - } //end for - totalmemorysize = 0; - allocatedmemory = 0; -} //end of the function DumpMemory - -#else - -//=========================================================================== -// -// Parameter: - -// Returns: - -// Changes Globals: - -//=========================================================================== -#ifdef MEMDEBUG -void *GetMemoryDebug(unsigned long size, char *label, char *file, int line) -#else -void *GetMemory(unsigned long size) -#endif //MEMDEBUG -{ - void *ptr; - unsigned long int *memid; - - ptr = botimport.GetMemory(size + sizeof(unsigned long int)); - if (!ptr) return NULL; - memid = (unsigned long int *) ptr; - *memid = MEM_ID; - return (unsigned long int *) ((char *) ptr + sizeof(unsigned long int)); -} //end of the function GetMemory -//=========================================================================== -// -// Parameter: - -// Returns: - -// Changes Globals: - -//=========================================================================== -#ifdef MEMDEBUG -void *GetClearedMemoryDebug(unsigned long size, char *label, char *file, int line) -#else -void *GetClearedMemory(unsigned long size) -#endif //MEMDEBUG -{ - void *ptr; -#ifdef MEMDEBUG - ptr = GetMemoryDebug(size, label, file, line); -#else - ptr = GetMemory(size); -#endif //MEMDEBUG - Com_Memset(ptr, 0, size); - return ptr; -} //end of the function GetClearedMemory -//=========================================================================== -// -// Parameter: - -// Returns: - -// Changes Globals: - -//=========================================================================== -#ifdef MEMDEBUG -void *GetHunkMemoryDebug(unsigned long size, char *label, char *file, int line) -#else -void *GetHunkMemory(unsigned long size) -#endif //MEMDEBUG -{ - void *ptr; - unsigned long int *memid; - - ptr = botimport.HunkAlloc(size + sizeof(unsigned long int)); - if (!ptr) return NULL; - memid = (unsigned long int *) ptr; - *memid = HUNK_ID; - return (unsigned long int *) ((char *) ptr + sizeof(unsigned long int)); -} //end of the function GetHunkMemory -//=========================================================================== -// -// Parameter: - -// Returns: - -// Changes Globals: - -//=========================================================================== -#ifdef MEMDEBUG -void *GetClearedHunkMemoryDebug(unsigned long size, char *label, char *file, int line) -#else -void *GetClearedHunkMemory(unsigned long size) -#endif //MEMDEBUG -{ - void *ptr; -#ifdef MEMDEBUG - ptr = GetHunkMemoryDebug(size, label, file, line); -#else - ptr = GetHunkMemory(size); -#endif //MEMDEBUG - Com_Memset(ptr, 0, size); - return ptr; -} //end of the function GetClearedHunkMemory -//=========================================================================== -// -// Parameter: - -// Returns: - -// Changes Globals: - -//=========================================================================== -void FreeMemory(void *ptr) -{ - unsigned long int *memid; - - memid = (unsigned long int *) ((char *) ptr - sizeof(unsigned long int)); - - if (*memid == MEM_ID) - { - botimport.FreeMemory(memid); - } //end if -} //end of the function FreeMemory -//=========================================================================== -// -// Parameter: - -// Returns: - -// Changes Globals: - -//=========================================================================== -int AvailableMemory(void) -{ - return botimport.AvailableMemory(); -} //end of the function AvailableMemory -//=========================================================================== -// -// Parameter: - -// Returns: - -// Changes Globals: - -//=========================================================================== -void PrintUsedMemorySize(void) -{ -} //end of the function PrintUsedMemorySize -//=========================================================================== -// -// Parameter: - -// Returns: - -// Changes Globals: - -//=========================================================================== -void PrintMemoryLabels(void) -{ -} //end of the function PrintMemoryLabels - -#endif |