mirror of
https://github.com/wiidev/usbloadergx.git
synced 2024-11-16 00:15:08 +01:00
238 lines
10 KiB
C
238 lines
10 KiB
C
/* memory.h
|
|
*
|
|
* Copyright (C) 2006-2020 wolfSSL Inc.
|
|
*
|
|
* This file is part of wolfSSL.
|
|
*
|
|
* wolfSSL 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.
|
|
*
|
|
* wolfSSL 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 this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
|
|
*/
|
|
|
|
|
|
/* submitted by eof */
|
|
|
|
/*!
|
|
\file wolfssl/wolfcrypt/memory.h
|
|
*/
|
|
|
|
#ifndef WOLFSSL_MEMORY_H
|
|
#define WOLFSSL_MEMORY_H
|
|
|
|
#if !defined(STRING_USER) && !defined(WOLFSSL_LINUXKM)
|
|
#include <stdlib.h>
|
|
#endif
|
|
#include <libs/libwolfssl/wolfcrypt/types.h>
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
#ifdef WOLFSSL_FORCE_MALLOC_FAIL_TEST
|
|
WOLFSSL_API void wolfSSL_SetMemFailCount(int memFailCount);
|
|
#endif
|
|
|
|
#ifdef WOLFSSL_STATIC_MEMORY
|
|
#ifdef WOLFSSL_DEBUG_MEMORY
|
|
typedef void *(*wolfSSL_Malloc_cb)(size_t size, void* heap, int type, const char* func, unsigned int line);
|
|
typedef void (*wolfSSL_Free_cb)(void *ptr, void* heap, int type, const char* func, unsigned int line);
|
|
typedef void *(*wolfSSL_Realloc_cb)(void *ptr, size_t size, void* heap, int type, const char* func, unsigned int line);
|
|
WOLFSSL_API void* wolfSSL_Malloc(size_t size, void* heap, int type, const char* func, unsigned int line);
|
|
WOLFSSL_API void wolfSSL_Free(void *ptr, void* heap, int type, const char* func, unsigned int line);
|
|
WOLFSSL_API void* wolfSSL_Realloc(void *ptr, size_t size, void* heap, int type, const char* func, unsigned int line);
|
|
#else
|
|
typedef void *(*wolfSSL_Malloc_cb)(size_t size, void* heap, int type);
|
|
typedef void (*wolfSSL_Free_cb)(void *ptr, void* heap, int type);
|
|
typedef void *(*wolfSSL_Realloc_cb)(void *ptr, size_t size, void* heap, int type);
|
|
WOLFSSL_API void* wolfSSL_Malloc(size_t size, void* heap, int type);
|
|
WOLFSSL_API void wolfSSL_Free(void *ptr, void* heap, int type);
|
|
WOLFSSL_API void* wolfSSL_Realloc(void *ptr, size_t size, void* heap, int type);
|
|
#endif /* WOLFSSL_DEBUG_MEMORY */
|
|
#else
|
|
#ifdef WOLFSSL_DEBUG_MEMORY
|
|
typedef void *(*wolfSSL_Malloc_cb)(size_t size, const char* func, unsigned int line);
|
|
typedef void (*wolfSSL_Free_cb)(void *ptr, const char* func, unsigned int line);
|
|
typedef void *(*wolfSSL_Realloc_cb)(void *ptr, size_t size, const char* func, unsigned int line);
|
|
|
|
/* Public in case user app wants to use XMALLOC/XFREE */
|
|
WOLFSSL_API void* wolfSSL_Malloc(size_t size, const char* func, unsigned int line);
|
|
WOLFSSL_API void wolfSSL_Free(void *ptr, const char* func, unsigned int line);
|
|
WOLFSSL_API void* wolfSSL_Realloc(void *ptr, size_t size, const char* func, unsigned int line);
|
|
#else
|
|
typedef void *(*wolfSSL_Malloc_cb)(size_t size);
|
|
typedef void (*wolfSSL_Free_cb)(void *ptr);
|
|
typedef void *(*wolfSSL_Realloc_cb)(void *ptr, size_t size);
|
|
/* Public in case user app wants to use XMALLOC/XFREE */
|
|
WOLFSSL_API void* wolfSSL_Malloc(size_t size);
|
|
WOLFSSL_API void wolfSSL_Free(void *ptr);
|
|
WOLFSSL_API void* wolfSSL_Realloc(void *ptr, size_t size);
|
|
#endif /* WOLFSSL_DEBUG_MEMORY */
|
|
#endif /* WOLFSSL_STATIC_MEMORY */
|
|
|
|
/* Public get/set functions */
|
|
WOLFSSL_API int wolfSSL_SetAllocators(wolfSSL_Malloc_cb,
|
|
wolfSSL_Free_cb,
|
|
wolfSSL_Realloc_cb);
|
|
WOLFSSL_API int wolfSSL_GetAllocators(wolfSSL_Malloc_cb*,
|
|
wolfSSL_Free_cb*,
|
|
wolfSSL_Realloc_cb*);
|
|
|
|
#ifdef WOLFSSL_STATIC_MEMORY
|
|
#define WOLFSSL_STATIC_TIMEOUT 1
|
|
#ifndef WOLFSSL_STATIC_ALIGN
|
|
#define WOLFSSL_STATIC_ALIGN 16
|
|
#endif
|
|
#ifndef WOLFMEM_MAX_BUCKETS
|
|
#define WOLFMEM_MAX_BUCKETS 9
|
|
#endif
|
|
#define WOLFMEM_DEF_BUCKETS 9 /* number of default memory blocks */
|
|
#ifndef WOLFMEM_IO_SZ
|
|
#define WOLFMEM_IO_SZ 16992 /* 16 byte aligned */
|
|
#endif
|
|
#ifndef WOLFMEM_BUCKETS
|
|
#ifndef SESSION_CERTS
|
|
/* default size of chunks of memory to separate into */
|
|
#ifndef LARGEST_MEM_BUCKET
|
|
#define LARGEST_MEM_BUCKET 16128
|
|
#endif
|
|
#define WOLFMEM_BUCKETS 64,128,256,512,1024,2432,3456,4544,\
|
|
LARGEST_MEM_BUCKET
|
|
#elif defined (OPENSSL_EXTRA)
|
|
/* extra storage in structs for multiple attributes and order */
|
|
#ifndef LARGEST_MEM_BUCKET
|
|
#ifdef WOLFSSL_TLS13
|
|
#define LARGEST_MEM_BUCKET 30400
|
|
#else
|
|
#define LARGEST_MEM_BUCKET 25600
|
|
#endif
|
|
#endif
|
|
#define WOLFMEM_BUCKETS 64,128,256,512,1024,2432,3360,4480,\
|
|
LARGEST_MEM_BUCKET
|
|
#elif defined (WOLFSSL_CERT_EXT)
|
|
/* certificate extensions requires 24k for the SSL struct */
|
|
#ifndef LARGEST_MEM_BUCKET
|
|
#define LARGEST_MEM_BUCKET 24576
|
|
#endif
|
|
#define WOLFMEM_BUCKETS 64,128,256,512,1024,2432,3456,4544,\
|
|
LARGEST_MEM_BUCKET
|
|
#else
|
|
/* increase 23k for object member of WOLFSSL_X509_NAME_ENTRY */
|
|
#ifndef LARGEST_MEM_BUCKET
|
|
#define LARGEST_MEM_BUCKET 23440
|
|
#endif
|
|
#define WOLFMEM_BUCKETS 64,128,256,512,1024,2432,3456,4544,\
|
|
LARGEST_MEM_BUCKET
|
|
#endif
|
|
#endif
|
|
#ifndef WOLFMEM_DIST
|
|
#ifndef WOLFSSL_STATIC_MEMORY_SMALL
|
|
#define WOLFMEM_DIST 49,10,6,14,5,6,9,1,1
|
|
#else
|
|
/* Low resource and not RSA */
|
|
#define WOLFMEM_DIST 29, 7,6, 9,4,4,0,0,0
|
|
#endif
|
|
#endif
|
|
|
|
/* flags for loading static memory (one hot bit) */
|
|
#define WOLFMEM_GENERAL 0x01
|
|
#define WOLFMEM_IO_POOL 0x02
|
|
#define WOLFMEM_IO_POOL_FIXED 0x04
|
|
#define WOLFMEM_TRACK_STATS 0x08
|
|
|
|
#ifndef WOLFSSL_MEM_GUARD
|
|
#define WOLFSSL_MEM_GUARD
|
|
typedef struct WOLFSSL_MEM_STATS WOLFSSL_MEM_STATS;
|
|
typedef struct WOLFSSL_MEM_CONN_STATS WOLFSSL_MEM_CONN_STATS;
|
|
#endif
|
|
|
|
struct WOLFSSL_MEM_CONN_STATS {
|
|
word32 peakMem; /* peak memory usage */
|
|
word32 curMem; /* current memory usage */
|
|
word32 peakAlloc; /* peak memory allocations */
|
|
word32 curAlloc; /* current memory allocations */
|
|
word32 totalAlloc;/* total memory allocations for lifetime */
|
|
word32 totalFr; /* total frees for lifetime */
|
|
};
|
|
|
|
struct WOLFSSL_MEM_STATS {
|
|
word32 curAlloc; /* current memory allocations */
|
|
word32 totalAlloc;/* total memory allocations for lifetime */
|
|
word32 totalFr; /* total frees for lifetime */
|
|
word32 totalUse; /* total amount of memory used in blocks */
|
|
word32 avaIO; /* available IO specific pools */
|
|
word32 maxHa; /* max number of concurrent handshakes allowed */
|
|
word32 maxIO; /* max number of concurrent IO connections allowed */
|
|
word32 blockSz[WOLFMEM_MAX_BUCKETS]; /* block sizes in stacks */
|
|
word32 avaBlock[WOLFMEM_MAX_BUCKETS];/* ava block sizes */
|
|
word32 usedBlock[WOLFMEM_MAX_BUCKETS];
|
|
int flag; /* flag used */
|
|
};
|
|
|
|
typedef struct wc_Memory wc_Memory; /* internal structure for mem bucket */
|
|
typedef struct WOLFSSL_HEAP {
|
|
wc_Memory* ava[WOLFMEM_MAX_BUCKETS];
|
|
wc_Memory* io; /* list of buffers to use for IO */
|
|
word32 maxHa; /* max concurrent handshakes */
|
|
word32 curHa;
|
|
word32 maxIO; /* max concurrent IO connections */
|
|
word32 curIO;
|
|
word32 sizeList[WOLFMEM_MAX_BUCKETS];/* memory sizes in ava list */
|
|
word32 distList[WOLFMEM_MAX_BUCKETS];/* general distribution */
|
|
word32 inUse; /* amount of memory currently in use */
|
|
word32 ioUse;
|
|
word32 alloc; /* total number of allocs */
|
|
word32 frAlc; /* total number of frees */
|
|
int flag;
|
|
wolfSSL_Mutex memory_mutex;
|
|
} WOLFSSL_HEAP;
|
|
|
|
/* structure passed into XMALLOC as heap hint
|
|
* having this abstraction allows tracking statistics of individual ssl's
|
|
*/
|
|
typedef struct WOLFSSL_HEAP_HINT {
|
|
WOLFSSL_HEAP* memory;
|
|
WOLFSSL_MEM_CONN_STATS* stats; /* hold individual connection stats */
|
|
wc_Memory* outBuf; /* set if using fixed io buffers */
|
|
wc_Memory* inBuf;
|
|
byte haFlag; /* flag used for checking handshake count */
|
|
} WOLFSSL_HEAP_HINT;
|
|
|
|
WOLFSSL_API int wc_LoadStaticMemory(WOLFSSL_HEAP_HINT** pHint,
|
|
unsigned char* buf, unsigned int sz, int flag, int max);
|
|
|
|
WOLFSSL_LOCAL int wolfSSL_init_memory_heap(WOLFSSL_HEAP* heap);
|
|
WOLFSSL_LOCAL int wolfSSL_load_static_memory(byte* buffer, word32 sz,
|
|
int flag, WOLFSSL_HEAP* heap);
|
|
WOLFSSL_LOCAL int wolfSSL_GetMemStats(WOLFSSL_HEAP* heap,
|
|
WOLFSSL_MEM_STATS* stats);
|
|
WOLFSSL_LOCAL int SetFixedIO(WOLFSSL_HEAP* heap, wc_Memory** io);
|
|
WOLFSSL_LOCAL int FreeFixedIO(WOLFSSL_HEAP* heap, wc_Memory** io);
|
|
|
|
WOLFSSL_API int wolfSSL_StaticBufferSz(byte* buffer, word32 sz, int flag);
|
|
WOLFSSL_API int wolfSSL_MemoryPaddingSz(void);
|
|
#endif /* WOLFSSL_STATIC_MEMORY */
|
|
|
|
#ifdef WOLFSSL_STACK_LOG
|
|
WOLFSSL_API void __attribute__((no_instrument_function))
|
|
__cyg_profile_func_enter(void *func, void *caller);
|
|
WOLFSSL_API void __attribute__((no_instrument_function))
|
|
__cyg_profile_func_exit(void *func, void *caller);
|
|
#endif /* WOLFSSL_STACK_LOG */
|
|
|
|
#ifdef __cplusplus
|
|
} /* extern "C" */
|
|
#endif
|
|
|
|
#endif /* WOLFSSL_MEMORY_H */
|
|
|