-static void lock_dbg_cb(int mode, int type, const char *file, int line)
-{
- static int modes[CRYPTO_NUM_LOCKS];
- const char *errstr = NULL;
- int rw = mode & (CRYPTO_READ | CRYPTO_WRITE);
-
- if (rw != CRYPTO_READ && rw != CRYPTO_WRITE) {
- errstr = "invalid mode";
- goto err;
- }
-
- if (type < 0 || type >= CRYPTO_NUM_LOCKS) {
- errstr = "type out of bounds";
- goto err;
- }
-
- if (mode & CRYPTO_LOCK) {
- if (modes[type]) {
- errstr = "already locked";
- /* must not happen in a single-threaded program --> deadlock! */
- goto err;
- }
- modes[type] = rw;
- } else if (mode & CRYPTO_UNLOCK) {
- if (!modes[type]) {
- errstr = "not locked";
- goto err;
- }
-
- if (modes[type] != rw) {
- errstr = (rw == CRYPTO_READ) ?
- "CRYPTO_r_unlock on write lock" :
- "CRYPTO_w_unlock on read lock";
- }
-
- modes[type] = 0;
- } else {
- errstr = "invalid mode";
- goto err;
- }
-
- err:
- if (errstr) {
- BIO_printf(bio_err,
- "openssl (lock_dbg_cb): %s (mode=%d, type=%d) at %s:%d\n",
- errstr, mode, type, file, line);
- }
-}
-
-#if defined( OPENSSL_SYS_VMS)
-extern char **copy_argv(int *argc, char **argv);
-#endif
-