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-rw-r--r--libxcb/src/xcbint.h204
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diff --git a/libxcb/src/xcbint.h b/libxcb/src/xcbint.h
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+/*
+ * Copyright (C) 2001-2004 Bart Massey and Jamey Sharp.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Except as contained in this notice, the names of the authors or their
+ * institutions shall not be used in advertising or otherwise to promote the
+ * sale, use or other dealings in this Software without prior written
+ * authorization from the authors.
+ */
+
+#ifndef __XCBINT_H
+#define __XCBINT_H
+
+#include "bigreq.h"
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#ifdef GCC_HAS_VISIBILITY
+#pragma GCC visibility push(hidden)
+#endif
+
+enum workarounds {
+ WORKAROUND_NONE,
+ WORKAROUND_GLX_GET_FB_CONFIGS_BUG
+};
+
+enum lazy_reply_tag
+{
+ LAZY_NONE = 0,
+ LAZY_COOKIE,
+ LAZY_FORCED
+};
+
+#define XCB_PAD(i) (-(i) & 3)
+
+#define XCB_SEQUENCE_COMPARE(a,op,b) ((int) ((a) - (b)) op 0)
+
+/* xcb_list.c */
+
+typedef void (*xcb_list_free_func_t)(void *);
+
+typedef struct _xcb_map _xcb_map;
+
+_xcb_map *_xcb_map_new(void);
+void _xcb_map_delete(_xcb_map *q, xcb_list_free_func_t do_free);
+int _xcb_map_put(_xcb_map *q, unsigned int key, void *data);
+void *_xcb_map_remove(_xcb_map *q, unsigned int key);
+
+
+/* xcb_out.c */
+
+typedef struct _xcb_out {
+ pthread_cond_t cond;
+ int writing;
+
+ char queue[4096];
+ int queue_len;
+
+ unsigned int request;
+ unsigned int request_written;
+
+ pthread_mutex_t reqlenlock;
+ enum lazy_reply_tag maximum_request_length_tag;
+ union {
+ xcb_big_requests_enable_cookie_t cookie;
+ uint32_t value;
+ } maximum_request_length;
+} _xcb_out;
+
+int _xcb_out_init(_xcb_out *out);
+void _xcb_out_destroy(_xcb_out *out);
+
+int _xcb_out_send(xcb_connection_t *c, struct iovec **vector, int *count);
+int _xcb_out_flush_to(xcb_connection_t *c, unsigned int request);
+
+
+/* xcb_in.c */
+
+typedef struct _xcb_in {
+ pthread_cond_t event_cond;
+ int reading;
+
+ char queue[4096];
+ int queue_len;
+
+ unsigned int request_expected;
+ unsigned int request_read;
+ unsigned int request_completed;
+ struct reply_list *current_reply;
+ struct reply_list **current_reply_tail;
+
+ _xcb_map *replies;
+ struct event_list *events;
+ struct event_list **events_tail;
+ struct reader_list *readers;
+
+ struct pending_reply *pending_replies;
+ struct pending_reply **pending_replies_tail;
+} _xcb_in;
+
+int _xcb_in_init(_xcb_in *in);
+void _xcb_in_destroy(_xcb_in *in);
+
+int _xcb_in_expect_reply(xcb_connection_t *c, unsigned int request, enum workarounds workaround, int flags);
+
+int _xcb_in_read(xcb_connection_t *c);
+int _xcb_in_read_block(xcb_connection_t *c, void *buf, int nread);
+
+
+/* xcb_xlib.c */
+
+typedef struct _xcb_xlib {
+ int lock;
+ int sloppy_lock;
+ pthread_t thread;
+ pthread_cond_t cond;
+} _xcb_xlib;
+
+
+/* xcb_xid.c */
+
+typedef struct _xcb_xid {
+ pthread_mutex_t lock;
+ uint32_t last;
+ uint32_t base;
+ uint32_t max;
+ uint32_t inc;
+} _xcb_xid;
+
+int _xcb_xid_init(xcb_connection_t *c);
+void _xcb_xid_destroy(xcb_connection_t *c);
+
+
+/* xcb_ext.c */
+
+typedef struct _xcb_ext {
+ pthread_mutex_t lock;
+ struct lazyreply *extensions;
+ int extensions_size;
+} _xcb_ext;
+
+int _xcb_ext_init(xcb_connection_t *c);
+void _xcb_ext_destroy(xcb_connection_t *c);
+
+
+/* xcb_conn.c */
+
+struct xcb_connection_t {
+ int has_error;
+
+ /* constant data */
+ xcb_setup_t *setup;
+ int fd;
+
+ /* I/O data */
+ pthread_mutex_t iolock;
+ _xcb_xlib xlib;
+ _xcb_in in;
+ _xcb_out out;
+
+ /* misc data */
+ _xcb_ext ext;
+ _xcb_xid xid;
+};
+
+void _xcb_conn_shutdown(xcb_connection_t *c);
+void _xcb_wait_io(xcb_connection_t *c, pthread_cond_t *cond);
+int _xcb_conn_wait(xcb_connection_t *c, pthread_cond_t *cond, struct iovec **vector, int *count);
+
+
+/* xcb_auth.c */
+
+int _xcb_get_auth_info(int fd, xcb_auth_info_t *info, int display);
+
+#ifdef GCC_HAS_VISIBILITY
+#pragma GCC visibility pop
+#endif
+
+
+/* xcb_conn.c symbols visible to xcb-xlib */
+
+void _xcb_lock_io(xcb_connection_t *c);
+void _xcb_unlock_io(xcb_connection_t *c);
+
+#endif