-DECLARE_STACK_OF(CRYPTO_dynlock)
-IMPLEMENT_STACK_OF(CRYPTO_dynlock)
-
-/* real #defines in crypto.h, keep these upto date */
-static const char* lock_names[CRYPTO_NUM_LOCKS] =
- {
- "<<ERROR>>",
- "err",
- "ex_data",
- "x509",
- "x509_info",
- "x509_pkey",
- "x509_crl",
- "x509_req",
- "dsa",
- "rsa",
- "evp_pkey",
- "x509_store",
- "ssl_ctx",
- "ssl_cert",
- "ssl_session",
- "ssl_sess_cert",
- "ssl",
- "ssl_method",
- "rand",
- "rand2",
- "debug_malloc",
- "BIO",
- "gethostbyname",
- "getservbyname",
- "readdir",
- "RSA_blinding",
- "dh",
- "debug_malloc2",
- "dso",
- "dynlock",
- "engine",
- "ui",
- "ecdsa",
- "ec",
- "ecdh",
- "bn",
- "ec_pre_comp",
- "store",
- "comp",
-#if CRYPTO_NUM_LOCKS != 39
-# error "Inconsistency between crypto.h and cryptlib.c"
-#endif
- };
-
-/* This is for applications to allocate new type names in the non-dynamic
- array of lock names. These are numbered with positive numbers. */
-static STACK *app_locks=NULL;
-
-/* For applications that want a more dynamic way of handling threads, the
- following stack is used. These are externally numbered with negative
- numbers. */
-static STACK_OF(CRYPTO_dynlock) *dyn_locks=NULL;
-
-
-static void (MS_FAR *locking_callback)(int mode,int type,
- const char *file,int line)=NULL;
-static int (MS_FAR *add_lock_callback)(int *pointer,int amount,
- int type,const char *file,int line)=NULL;
-static unsigned long (MS_FAR *id_callback)(void)=NULL;
-static struct CRYPTO_dynlock_value *(MS_FAR *dynlock_create_callback)
- (const char *file,int line)=NULL;
-static void (MS_FAR *dynlock_lock_callback)(int mode,
- struct CRYPTO_dynlock_value *l, const char *file,int line)=NULL;
-static void (MS_FAR *dynlock_destroy_callback)(struct CRYPTO_dynlock_value *l,
- const char *file,int line)=NULL;
-
-int CRYPTO_get_new_lockid(char *name)
- {
- char *str;
- int i;
-
-#if defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN16)
- /* A hack to make Visual C++ 5.0 work correctly when linking as
- * a DLL using /MT. Without this, the application cannot use
- * and floating point printf's.
- * It also seems to be needed for Visual C 1.5 (win16) */
- SSLeay_MSVC5_hack=(double)name[0]*(double)name[1];
-#endif
-
- if ((app_locks == NULL) && ((app_locks=sk_new_null()) == NULL))
- {
- CRYPTOerr(CRYPTO_F_CRYPTO_GET_NEW_LOCKID,ERR_R_MALLOC_FAILURE);
- return(0);
- }
- if ((str=BUF_strdup(name)) == NULL)
- {
- CRYPTOerr(CRYPTO_F_CRYPTO_GET_NEW_LOCKID,ERR_R_MALLOC_FAILURE);
- return(0);
- }
- i=sk_push(app_locks,str);
- if (!i)
- OPENSSL_free(str);
- else
- i+=CRYPTO_NUM_LOCKS; /* gap of one :-) */
- return(i);
- }
-
-int CRYPTO_num_locks(void)
- {
- return CRYPTO_NUM_LOCKS;
- }
-
-int CRYPTO_get_new_dynlockid(void)
- {
- int i = 0;
- CRYPTO_dynlock *pointer = NULL;
-
- if (dynlock_create_callback == NULL)
- {
- CRYPTOerr(CRYPTO_F_CRYPTO_GET_NEW_DYNLOCKID,CRYPTO_R_NO_DYNLOCK_CREATE_CALLBACK);
- return(0);
- }
- CRYPTO_w_lock(CRYPTO_LOCK_DYNLOCK);
- if ((dyn_locks == NULL)
- && ((dyn_locks=sk_CRYPTO_dynlock_new_null()) == NULL))
- {
- CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK);
- CRYPTOerr(CRYPTO_F_CRYPTO_GET_NEW_DYNLOCKID,ERR_R_MALLOC_FAILURE);
- return(0);
- }
- CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK);
-
- pointer = (CRYPTO_dynlock *)OPENSSL_malloc(sizeof(CRYPTO_dynlock));
- if (pointer == NULL)
- {
- CRYPTOerr(CRYPTO_F_CRYPTO_GET_NEW_DYNLOCKID,ERR_R_MALLOC_FAILURE);
- return(0);
- }
- pointer->references = 1;
- pointer->data = dynlock_create_callback(__FILE__,__LINE__);
- if (pointer->data == NULL)
- {
- OPENSSL_free(pointer);
- CRYPTOerr(CRYPTO_F_CRYPTO_GET_NEW_DYNLOCKID,ERR_R_MALLOC_FAILURE);
- return(0);
- }
-
- CRYPTO_w_lock(CRYPTO_LOCK_DYNLOCK);
- /* First, try to find an existing empty slot */
- i=sk_CRYPTO_dynlock_find(dyn_locks,NULL);
- /* If there was none, push, thereby creating a new one */
- if (i == -1)
- /* Since sk_push() returns the number of items on the
- stack, not the location of the pushed item, we need
- to transform the returned number into a position,
- by decreasing it. */
- i=sk_CRYPTO_dynlock_push(dyn_locks,pointer) - 1;
- else
- /* If we found a place with a NULL pointer, put our pointer
- in it. */
- sk_CRYPTO_dynlock_set(dyn_locks,i,pointer);
- CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK);
-
- if (i == -1)
- {
- dynlock_destroy_callback(pointer->data,__FILE__,__LINE__);
- OPENSSL_free(pointer);
- }
- else
- i += 1; /* to avoid 0 */
- return -i;
- }
-
-void CRYPTO_destroy_dynlockid(int i)
- {
- CRYPTO_dynlock *pointer = NULL;
- if (i)
- i = -i-1;
- if (dynlock_destroy_callback == NULL)
- return;
-
- CRYPTO_w_lock(CRYPTO_LOCK_DYNLOCK);
-
- if (dyn_locks == NULL || i >= sk_CRYPTO_dynlock_num(dyn_locks))
- {
- CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK);
- return;
- }
- pointer = sk_CRYPTO_dynlock_value(dyn_locks, i);
- if (pointer != NULL)
- {
- --pointer->references;
-#ifdef REF_CHECK
- if (pointer->references < 0)
- {
- fprintf(stderr,"CRYPTO_destroy_dynlockid, bad reference count\n");
- abort();
- }
- else
-#endif
- if (pointer->references <= 0)
- {
- sk_CRYPTO_dynlock_set(dyn_locks, i, NULL);
- }
- else
- pointer = NULL;
- }
- CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK);
-
- if (pointer)
- {
- dynlock_destroy_callback(pointer->data,__FILE__,__LINE__);
- OPENSSL_free(pointer);
- }
- }
-
-struct CRYPTO_dynlock_value *CRYPTO_get_dynlock_value(int i)
- {
- CRYPTO_dynlock *pointer = NULL;
- if (i)
- i = -i-1;
-
- CRYPTO_w_lock(CRYPTO_LOCK_DYNLOCK);
-
- if (dyn_locks != NULL && i < sk_CRYPTO_dynlock_num(dyn_locks))
- pointer = sk_CRYPTO_dynlock_value(dyn_locks, i);
- if (pointer)
- pointer->references++;
-
- CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK);
-
- if (pointer)
- return pointer->data;
- return NULL;
- }
-
-struct CRYPTO_dynlock_value *(*CRYPTO_get_dynlock_create_callback(void))
- (const char *file,int line)
- {
- return(dynlock_create_callback);
- }
-
-void (*CRYPTO_get_dynlock_lock_callback(void))(int mode,
- struct CRYPTO_dynlock_value *l, const char *file,int line)
- {
- return(dynlock_lock_callback);
- }
-
-void (*CRYPTO_get_dynlock_destroy_callback(void))
- (struct CRYPTO_dynlock_value *l, const char *file,int line)
- {
- return(dynlock_destroy_callback);
- }
-
-void CRYPTO_set_dynlock_create_callback(struct CRYPTO_dynlock_value *(*func)
- (const char *file, int line))
- {
- dynlock_create_callback=func;
- }
-
-void CRYPTO_set_dynlock_lock_callback(void (*func)(int mode,
- struct CRYPTO_dynlock_value *l, const char *file, int line))
- {
- dynlock_lock_callback=func;
- }
-
-void CRYPTO_set_dynlock_destroy_callback(void (*func)
- (struct CRYPTO_dynlock_value *l, const char *file, int line))
- {
- dynlock_destroy_callback=func;
- }
-
-
-void (*CRYPTO_get_locking_callback(void))(int mode,int type,const char *file,
- int line)
- {
- return(locking_callback);
- }
-
-int (*CRYPTO_get_add_lock_callback(void))(int *num,int mount,int type,
- const char *file,int line)
- {
- return(add_lock_callback);
- }
-
-void CRYPTO_set_locking_callback(void (*func)(int mode,int type,
- const char *file,int line))
- {
- locking_callback=func;
- }
-
-void CRYPTO_set_add_lock_callback(int (*func)(int *num,int mount,int type,
- const char *file,int line))
- {
- add_lock_callback=func;
- }
-
-unsigned long (*CRYPTO_get_id_callback(void))(void)
- {
- return(id_callback);
- }
-
-void CRYPTO_set_id_callback(unsigned long (*func)(void))
- {
- id_callback=func;
- }
-
-unsigned long CRYPTO_thread_id(void)
- {
- unsigned long ret=0;
-
- if (id_callback == NULL)
- {
-#ifdef OPENSSL_SYS_WIN16
- ret=(unsigned long)GetCurrentTask();
-#elif defined(OPENSSL_SYS_WIN32)
- ret=(unsigned long)GetCurrentThreadId();
-#elif defined(GETPID_IS_MEANINGLESS)
- ret=1L;
-#else
- ret=(unsigned long)getpid();
-#endif
- }
- else
- ret=id_callback();
- return(ret);
- }
-
-void CRYPTO_lock(int mode, int type, const char *file, int line)
- {
-#ifdef LOCK_DEBUG
- {
- char *rw_text,*operation_text;
-
- if (mode & CRYPTO_LOCK)
- operation_text="lock ";
- else if (mode & CRYPTO_UNLOCK)
- operation_text="unlock";
- else
- operation_text="ERROR ";
-
- if (mode & CRYPTO_READ)
- rw_text="r";
- else if (mode & CRYPTO_WRITE)
- rw_text="w";
- else
- rw_text="ERROR";
-
- fprintf(stderr,"lock:%08lx:(%s)%s %-18s %s:%d\n",
- CRYPTO_thread_id(), rw_text, operation_text,
- CRYPTO_get_lock_name(type), file, line);
- }
-#endif
- if (type < 0)
- {
- if (dynlock_lock_callback != NULL)
- {
- struct CRYPTO_dynlock_value *pointer
- = CRYPTO_get_dynlock_value(type);
-
- OPENSSL_assert(pointer != NULL);
-
- dynlock_lock_callback(mode, pointer, file, line);
-
- CRYPTO_destroy_dynlockid(type);
- }
- }
- else
- if (locking_callback != NULL)
- locking_callback(mode,type,file,line);
- }
-
-int CRYPTO_add_lock(int *pointer, int amount, int type, const char *file,
- int line)
- {
- int ret = 0;
-
- if (add_lock_callback != NULL)
- {
-#ifdef LOCK_DEBUG
- int before= *pointer;
-#endif