Fossil

** to load the encryption key for the open Fossil database.  The memory that
** is pointed to by the value placed in pzKey must be obtained from malloc.
*/
void fossil_key(const char **pzKey, int *pnKey){
  char *zSavedKey = db_get_saved_encryption_key();
  char *zKey;
  size_t savedKeySize = db_get_saved_encryption_key_size();
  size_t nByte;

  if( zSavedKey==0 || savedKeySize==0 ) return;
  nByte = savedKeySize * sizeof(char);
  zKey = (char*)malloc( nByte );
  if( zKey ){
    memcpy(zKey, zSavedKey, nByte);
    *pzKey = zKey;
    if( fossil_getenv("FOSSIL_USE_SEE_TEXTKEY")==0 ){
      *pnKey = (int)strlen(zKey);
    }else{
      *pnKey = -1;
    }
  }else{
    fossil_fatal("failed to allocate %u bytes for key", nByte);
  }
}
#endif

/*
** This routine closes the Fossil databases and/or invalidates the global
** state variables that keep track of them.