From 3562e78743202e43aec8727005182a2558117eca Mon Sep 17 00:00:00 2001 From: marha Date: Sun, 28 Jun 2009 22:07:26 +0000 Subject: Checked in the following released items: xkeyboard-config-1.4.tar.gz ttf-bitstream-vera-1.10.tar.gz font-alias-1.0.1.tar.gz font-sun-misc-1.0.0.tar.gz font-sun-misc-1.0.0.tar.gz font-sony-misc-1.0.0.tar.gz font-schumacher-misc-1.0.0.tar.gz font-mutt-misc-1.0.0.tar.gz font-misc-misc-1.0.0.tar.gz font-misc-meltho-1.0.0.tar.gz font-micro-misc-1.0.0.tar.gz font-jis-misc-1.0.0.tar.gz font-isas-misc-1.0.0.tar.gz font-dec-misc-1.0.0.tar.gz font-daewoo-misc-1.0.0.tar.gz font-cursor-misc-1.0.0.tar.gz font-arabic-misc-1.0.0.tar.gz font-winitzki-cyrillic-1.0.0.tar.gz font-misc-cyrillic-1.0.0.tar.gz font-cronyx-cyrillic-1.0.0.tar.gz font-screen-cyrillic-1.0.1.tar.gz font-xfree86-type1-1.0.1.tar.gz font-adobe-utopia-type1-1.0.1.tar.gz font-ibm-type1-1.0.0.tar.gz font-bitstream-type1-1.0.0.tar.gz font-bitstream-speedo-1.0.0.tar.gz font-bh-ttf-1.0.0.tar.gz font-bh-type1-1.0.0.tar.gz font-bitstream-100dpi-1.0.0.tar.gz font-bh-lucidatypewriter-100dpi-1.0.0.tar.gz font-bh-100dpi-1.0.0.tar.gz font-adobe-utopia-100dpi-1.0.1.tar.gz font-adobe-100dpi-1.0.0.tar.gz font-util-1.0.1.tar.gz font-bitstream-75dpi-1.0.0.tar.gz font-bh-lucidatypewriter-75dpi-1.0.0.tar.gz font-adobe-utopia-75dpi-1.0.1.tar.gz font-bh-75dpi-1.0.0.tar.gz bdftopcf-1.0.1.tar.gz font-adobe-75dpi-1.0.0.tar.gz mkfontscale-1.0.6.tar.gz openssl-0.9.8k.tar.gz bigreqsproto-1.0.2.tar.gz xtrans-1.2.2.tar.gz resourceproto-1.0.2.tar.gz inputproto-1.4.4.tar.gz compositeproto-0.4.tar.gz damageproto-1.1.0.tar.gz zlib-1.2.3.tar.gz xkbcomp-1.0.5.tar.gz freetype-2.3.9.tar.gz pthreads-w32-2-8-0-release.tar.gz pixman-0.12.0.tar.gz kbproto-1.0.3.tar.gz evieext-1.0.2.tar.gz fixesproto-4.0.tar.gz recordproto-1.13.2.tar.gz randrproto-1.2.2.tar.gz scrnsaverproto-1.1.0.tar.gz renderproto-0.9.3.tar.gz xcmiscproto-1.1.2.tar.gz fontsproto-2.0.2.tar.gz xextproto-7.0.3.tar.gz xproto-7.0.14.tar.gz libXdmcp-1.0.2.tar.gz libxkbfile-1.0.5.tar.gz libfontenc-1.0.4.tar.gz libXfont-1.3.4.tar.gz libX11-1.1.5.tar.gz libXau-1.0.4.tar.gz libxcb-1.1.tar.gz xorg-server-1.5.3.tar.gz --- libX11/src/XlibAsync.c | 156 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 156 insertions(+) create mode 100644 libX11/src/XlibAsync.c (limited to 'libX11/src/XlibAsync.c') diff --git a/libX11/src/XlibAsync.c b/libX11/src/XlibAsync.c new file mode 100644 index 000000000..6e963a61c --- /dev/null +++ b/libX11/src/XlibAsync.c @@ -0,0 +1,156 @@ +/* $Xorg: XlibAsync.c,v 1.4 2001/02/09 02:03:38 xorgcvs Exp $ */ +/* + +Copyright 1992, 1998 The Open Group + +Permission to use, copy, modify, distribute, and sell this software and its +documentation for any purpose is hereby granted without fee, provided that +the above copyright notice appear in all copies and that both that +copyright notice and this permission notice appear in supporting +documentation. + +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 OPEN GROUP 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 name of The Open Group 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 Open Group. + +*/ + +#define NEED_REPLIES +#ifdef HAVE_CONFIG_H +#include +#endif +#include +#include + +/*ARGSUSED*/ +Bool +_XAsyncErrorHandler( + register Display *dpy, + register xReply *rep, + char *buf, + int len, + XPointer data) +{ + register _XAsyncErrorState *state; + + state = (_XAsyncErrorState *)data; + if (rep->generic.type == X_Error && + (!state->error_code || + rep->error.errorCode == state->error_code) && + (!state->major_opcode || + rep->error.majorCode == state->major_opcode) && + (!state->minor_opcode || + rep->error.minorCode == state->minor_opcode) && + (!state->min_sequence_number || + (state->min_sequence_number <= dpy->last_request_read)) && + (!state->max_sequence_number || + (state->max_sequence_number >= dpy->last_request_read))) { + state->last_error_received = rep->error.errorCode; + state->error_count++; + return True; + } + return False; +} + +void _XDeqAsyncHandler( + Display *dpy, + register _XAsyncHandler *handler) +{ + register _XAsyncHandler **prev; + register _XAsyncHandler *async; + + for (prev = &dpy->async_handlers; + (async = *prev) && (async != handler); + prev = &async->next) + ; + if (async) + *prev = async->next; +} + +char * +_XGetAsyncReply( + register Display *dpy, + register char *replbuf, /* data is read into this buffer */ + register xReply *rep, /* value passed to calling handler */ + char *buf, /* value passed to calling handler */ + int len, /* value passed to calling handler */ + int extra, /* extra words to read, ala _XReply */ + Bool discard) /* discard after extra?, ala _XReply */ +{ + if (extra == 0) { + if (discard && (rep->generic.length << 2) > len) + _XEatData (dpy, (rep->generic.length << 2) - len); + return (char *)rep; + } + + if (extra <= rep->generic.length) { + int size = SIZEOF(xReply) + (extra << 2); + if (size > len) { + memcpy(replbuf, buf, len); + _XRead(dpy, replbuf + len, size - len); + buf = replbuf; + len = size; +#ifdef MUSTCOPY + } else { + memcpy(replbuf, buf, size); + buf = replbuf; +#endif + } + + if (discard && rep->generic.length > extra && + (rep->generic.length << 2) > len) + _XEatData (dpy, (rep->generic.length << 2) - len); + + return buf; + } + /* + *if we get here, then extra > rep->generic.length--meaning we + * read a reply that's shorter than we expected. This is an + * error, but we still need to figure out how to handle it... + */ + if ((rep->generic.length << 2) > len) + _XEatData (dpy, (rep->generic.length << 2) - len); + _XIOError (dpy); + return (char *)rep; +} + +void +_XGetAsyncData( + Display *dpy, + char *data, /* data is read into this buffer */ + char *buf, /* value passed to calling handler */ + int len, /* value passed to calling handler */ + int skip, /* number of bytes already read in previous + _XGetAsyncReply or _XGetAsyncData calls */ + int datalen, /* size of data buffer in bytes */ + int discardtotal) /* min. bytes to consume (after skip) */ +{ + buf += skip; + len -= skip; + if (!data) { + if (datalen > len) + _XEatData(dpy, datalen - len); + } else if (datalen <= len) { + memcpy(data, buf, datalen); + } else { + memcpy(data, buf, len); + _XRead(dpy, data + len, datalen - len); + } + if (discardtotal > len) { + if (datalen > len) + len = datalen; + _XEatData(dpy, discardtotal - len); + } +} -- cgit v1.2.3