From a0fec3241c7f4bd166dc235d840bea6d660b0339 Mon Sep 17 00:00:00 2001 From: marha Date: Thu, 7 Oct 2010 20:22:49 +0000 Subject: libXext xserver libXau libXinerama update 7/10/2010 --- libXau/AuGetBest.c | 343 ++++++++++++++++++++++++++--------------------------- 1 file changed, 170 insertions(+), 173 deletions(-) (limited to 'libXau/AuGetBest.c') diff --git a/libXau/AuGetBest.c b/libXau/AuGetBest.c index ae2b748dc..7d001526f 100644 --- a/libXau/AuGetBest.c +++ b/libXau/AuGetBest.c @@ -1,173 +1,170 @@ -/* $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 -#endif -#include -#include -#ifdef XTHREADS -#include -#endif -#ifdef hpux -#define X_INCLUDE_NETDB_H -#define XOS_USE_NO_LOCKING -#include -#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; -} +/* + +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. + +*/ + +#ifdef HAVE_CONFIG_H +#include +#endif +#include +#include +#ifdef XTHREADS +#include +#endif +#ifdef hpux +#define X_INCLUDE_NETDB_H +#define XOS_USE_NO_LOCKING +#include +#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; +} -- cgit v1.2.3