dll/win32/hhctrl.ocx/stream.h

   1 /*
   2  * Copyright 2007 Jacek Caban for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #ifndef HHCTRL_STREAM_H
  20 #define HHCTRL_STREAM_H
  21
  22 #define BLOCK_BITS 12
  23 #define BLOCK_SIZE (1 << BLOCK_BITS)
  24 #define BLOCK_MASK (BLOCK_SIZE-1)
  25
  26 typedef struct {
  27     char *buf;
  28     int size;
  29     int len;
  30 } strbuf_t;
  31
  32 typedef struct {
  33     IStream *str;
  34     char buf[BLOCK_SIZE];
  35     ULONG size;
  36     ULONG p;
  37 } stream_t;
  38
  39 void strbuf_init(strbuf_t *buf) DECLSPEC_HIDDEN;
  40 void strbuf_zero(strbuf_t *buf) DECLSPEC_HIDDEN;
  41 void strbuf_free(strbuf_t *buf) DECLSPEC_HIDDEN;
  42 void stream_init(stream_t *stream, IStream *str) DECLSPEC_HIDDEN;
  43 void get_node_name(strbuf_t *node, strbuf_t *name) DECLSPEC_HIDDEN;
  44 BOOL next_content(stream_t *stream, strbuf_t *buf) DECLSPEC_HIDDEN;
  45 BOOL next_node(stream_t *stream, strbuf_t *buf) DECLSPEC_HIDDEN;
  46 const char *get_attr(const char *node, const char *name, int *len) DECLSPEC_HIDDEN;
  47
  48 #endif