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author | marha <marha@users.sourceforge.net> | 2009-06-28 22:07:26 +0000 |
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committer | marha <marha@users.sourceforge.net> | 2009-06-28 22:07:26 +0000 |
commit | 3562e78743202e43aec8727005182a2558117eca (patch) | |
tree | 8f9113a77d12470c5c851a2a8e4cb02e89df7d43 /libXau/AuGetBest.c | |
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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
Diffstat (limited to 'libXau/AuGetBest.c')
-rw-r--r-- | libXau/AuGetBest.c | 173 |
1 files changed, 173 insertions, 0 deletions
diff --git a/libXau/AuGetBest.c b/libXau/AuGetBest.c new file mode 100644 index 000000000..ae2b748dc --- /dev/null +++ b/libXau/AuGetBest.c @@ -0,0 +1,173 @@ +/* $Xorg: AuGetBest.c,v 1.4 2001/02/09 02:03:42 xorgcvs Exp $ */ + +/* + +Copyright 1988, 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. + +*/ +/* $XFree86: xc/lib/Xau/AuGetBest.c,v 1.7 2001/12/14 19:54:36 dawes Exp $ */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif +#include <X11/Xauth.h> +#include <X11/Xos.h> +#ifdef XTHREADS +#include <X11/Xthreads.h> +#endif +#ifdef hpux +#define X_INCLUDE_NETDB_H +#define XOS_USE_NO_LOCKING +#include <X11/Xos_r.h> +#endif + +static int +binaryEqual (_Xconst char *a, _Xconst char *b, int len) +{ + while (len--) + if (*a++ != *b++) + return 0; + return 1; +} + +Xauth * +XauGetBestAuthByAddr ( +#if NeedWidePrototypes + unsigned int family, + unsigned int address_length, +#else + unsigned short family, + unsigned short address_length, +#endif + _Xconst char* address, +#if NeedWidePrototypes + unsigned int number_length, +#else + unsigned short number_length, +#endif + _Xconst char* number, + int types_length, + char** types, + _Xconst int* type_lengths) +{ + FILE *auth_file; + char *auth_name; + Xauth *entry; + Xauth *best; + int best_type; + int type; +#ifdef hpux + char *fully_qual_address; + unsigned short fully_qual_address_length; +#endif + + auth_name = XauFileName (); + if (!auth_name) + return NULL; + if (access (auth_name, R_OK) != 0) /* checks REAL id */ + return NULL; + auth_file = fopen (auth_name, "rb"); + if (!auth_file) + return NULL; + +#ifdef hpux + if (family == FamilyLocal) { +#ifdef XTHREADS_NEEDS_BYNAMEPARAMS + _Xgethostbynameparams hparams; +#endif + struct hostent *hostp; + + /* make sure we try fully-qualified hostname */ + if ((hostp = _XGethostbyname(address,hparams)) != NULL) { + fully_qual_address = hostp->h_name; + fully_qual_address_length = strlen(fully_qual_address); + } + else + { + fully_qual_address = NULL; + fully_qual_address_length = 0; + } + } +#endif /* hpux */ + + best = NULL; + best_type = types_length; + for (;;) { + entry = XauReadAuth (auth_file); + if (!entry) + break; + /* + * Match when: + * either family or entry->family are FamilyWild or + * family and entry->family are the same and + * address and entry->address are the same + * and + * either number or entry->number are empty or + * number and entry->number are the same + * and + * either name or entry->name are empty or + * name and entry->name are the same + */ + + if ((family == FamilyWild || entry->family == FamilyWild || + (entry->family == family && + ((address_length == entry->address_length && + binaryEqual (entry->address, address, (int)address_length)) +#ifdef hpux + || (family == FamilyLocal && + fully_qual_address_length == entry->address_length && + binaryEqual (entry->address, fully_qual_address, + (int) fully_qual_address_length)) +#endif + ))) && + (number_length == 0 || entry->number_length == 0 || + (number_length == entry->number_length && + binaryEqual (entry->number, number, (int)number_length)))) + { + if (best_type == 0) + { + best = entry; + break; + } + for (type = 0; type < best_type; type++) + if (type_lengths[type] == entry->name_length && + !(strncmp (types[type], entry->name, entry->name_length))) + { + break; + } + if (type < best_type) + { + if (best) + XauDisposeAuth (best); + best = entry; + best_type = type; + if (type == 0) + break; + continue; + } + } + XauDisposeAuth (entry); + } + (void) fclose (auth_file); + return best; +} |