-static int mh_mode=CRYPTO_MEM_CHECK_OFF;
-static unsigned long order=0;
-
-static LHASH *mh=NULL;
-
-typedef struct mem_st
- {
- char *addr;
- int num;
- char *file;
- int line;
- unsigned long order;
- } MEM;
-
-int CRYPTO_mem_ctrl(mode)
-int mode;
- {
- int ret=mh_mode;
-
- CRYPTO_w_lock(CRYPTO_LOCK_MALLOC);
- switch (mode)
- {
- case CRYPTO_MEM_CHECK_ON:
- mh_mode|=CRYPTO_MEM_CHECK_ON;
- break;
- case CRYPTO_MEM_CHECK_OFF:
- mh_mode&= ~CRYPTO_MEM_CHECK_ON;
- break;
- default:
- break;
- }
- CRYPTO_w_unlock(CRYPTO_LOCK_MALLOC);
- return(ret);
- }
-
-static int mem_cmp(a,b)
-MEM *a,*b;
- {
- return(a->addr - b->addr);
- }
-
-static unsigned long mem_hash(a)
-MEM *a;
- {
- unsigned long ret;
-
- ret=(unsigned long)a->addr;
-
- ret=ret*17851+(ret>>14)*7+(ret>>4)*251;
- return(ret);
- }
-
-static char *(*malloc_func)()= (char *(*)())malloc;
-static char *(*realloc_func)()= (char *(*)())realloc;
-static void (*free_func)()= (void (*)())free;
-
-void CRYPTO_set_mem_functions(m,r,f)
-char *(*m)();
-char *(*r)();
-void (*f)();
- {
- if ((m == NULL) || (r == NULL) || (f == NULL)) return;
- malloc_func=m;
- realloc_func=r;
- free_func=f;
- }
-
-void CRYPTO_get_mem_functions(m,r,f)
-char *(**m)();
-char *(**r)();
-void (**f)();
- {
- if (m != NULL) *m=malloc_func;
- if (r != NULL) *r=realloc_func;
- if (f != NULL) *f=free_func;
- }
-
-char *CRYPTO_malloc(num)
-int num;
- {
- return(malloc_func(num));
- }
-
-char *CRYPTO_realloc(str,num)
-char *str;
-int num;
- {
- return(realloc_func(str,num));
- }
-
-void CRYPTO_free(str)
-char *str;
- {
- free_func(str);
- }
-
-char *CRYPTO_dbg_malloc(num,file,line)
-int num;
-char *file;
-int line;
- {
- char *ret;
- MEM *m;
-
- if ((ret=malloc_func(num)) == NULL)
- return(NULL);
-
- if (mh_mode & CRYPTO_MEM_CHECK_ON)
- {
- if ((m=(MEM *)malloc(sizeof(MEM))) == NULL)
- {
- free(ret);
- return(NULL);
- }
- CRYPTO_w_lock(CRYPTO_LOCK_MALLOC);
- if (mh == NULL)
- {
- if ((mh=lh_new(mem_hash,mem_cmp)) == NULL)
- {
- free(ret);
- free(m);
- return(NULL);
- }
- }
-
- m->addr=ret;
- m->file=file;
- m->line=line;
- m->num=num;
- m->order=order++;
- if (lh_insert(mh,(char *)m) != NULL)
- {
- free(m);
- free(ret);
- /* abort(); */
- ret=NULL;
- }
- CRYPTO_w_unlock(CRYPTO_LOCK_MALLOC);
- }
- return(ret);
- }
-
-void CRYPTO_dbg_free(addr)
-char *addr;
- {
- MEM m,*mp;
-
- if ((mh_mode & CRYPTO_MEM_CHECK_ON) && (mh != NULL))
- {
- CRYPTO_w_lock(CRYPTO_LOCK_MALLOC);
- m.addr=addr;
- mp=(MEM *)lh_delete(mh,(char *)&m);
- if (mp != NULL)
- free(mp);
- CRYPTO_w_unlock(CRYPTO_LOCK_MALLOC);
- }
- free_func(addr);
- }
-
-char *CRYPTO_dbg_realloc(addr,num,file,line)
-char *addr;
-int num;
-char *file;
-int line;
- {
- char *ret;
- MEM m,*mp;
-
- ret=realloc_func(addr,num);
- if (ret == addr) return(ret);
-
- if (mh_mode & CRYPTO_MEM_CHECK_ON)
- {
- if (ret == NULL) return(NULL);
- m.addr=addr;
- CRYPTO_w_lock(CRYPTO_LOCK_MALLOC);
- mp=(MEM *)lh_delete(mh,(char *)&m);
- if (mp != NULL)
- {
- mp->addr=ret;
- lh_insert(mh,(char *)mp);
- }
- CRYPTO_w_unlock(CRYPTO_LOCK_MALLOC);
- }
- return(ret);
- }
-
-char *CRYPTO_remalloc(a,n)
-char *a;
-int n;
- {
- if (a != NULL) Free(a);
- a=(char *)Malloc(n);
- return(a);
- }
-
-char *CRYPTO_dbg_remalloc(a,n,file,line)
-char *a;
-int n;
-char *file;
-int line;
- {
- if (a != NULL) CRYPTO_dbg_free(a);
- a=(char *)CRYPTO_dbg_malloc(n,file,line);
- return(a);
- }
-
-
-typedef struct mem_leak_st
- {
- BIO *bio;
- int chunks;
- long bytes;
- } MEM_LEAK;
-
-static void print_leak(m,l)
-MEM *m;
-MEM_LEAK *l;
- {
- char buf[128];
-
- sprintf(buf,"%5ld file=%s, line=%d, number=%d, address=%08lX\n",
- m->order,m->file,m->line,m->num,(long)m->addr);
- BIO_puts(l->bio,buf);
- l->chunks++;
- l->bytes+=m->num;
- }
-
-void CRYPTO_mem_leaks(b)
-BIO *b;
- {
- MEM_LEAK ml;
- char buf[80];
-
- if (mh == NULL) return;
- ml.bio=b;
- ml.bytes=0;
- ml.chunks=0;
- CRYPTO_w_lock(CRYPTO_LOCK_MALLOC);
- lh_doall_arg(mh,(void (*)())print_leak,(char *)&ml);
- CRYPTO_w_unlock(CRYPTO_LOCK_MALLOC);
- if (ml.chunks != 0)
- {
- sprintf(buf,"%ld bytes leaked in %d chunks\n",
- ml.bytes,ml.chunks);
- BIO_puts(b,buf);
- }
- /*
- lh_stats_bio(mh,b);
- lh_node_stats_bio(mh,b);
- lh_node_usage_stats_bio(mh,b);
- */
- }
-
-static void (*mem_cb)()=NULL;
-
-static void cb_leak(m,cb)
-MEM *m;
-char *cb;
- {
- void (*mem_callback)()=(void (*)())cb;
- mem_callback(m->order,m->file,m->line,m->num,m->addr);
- }
-
-void CRYPTO_mem_leaks_cb(cb)
-void (*cb)();
- {
- if (mh == NULL) return;
- CRYPTO_w_lock(CRYPTO_LOCK_MALLOC);
- mem_cb=cb;
- lh_doall_arg(mh,(void (*)())cb_leak,(char *)mem_cb);
- mem_cb=NULL;
- CRYPTO_w_unlock(CRYPTO_LOCK_MALLOC);
- }
-
-#ifndef WIN16
-void CRYPTO_mem_leaks_fp(fp)
-FILE *fp;
- {
- BIO *b;