/* $Xorg: technq.c,v 1.3 2000/08/17 19:47:32 cpqbld Exp $ */ /**** module technq.c ****/ /**************************************************************************** Copyright 1993, 1994, 1998 The Open Group All Rights Reserved. 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. NOTICE This software is being provided by AGE Logic, Inc. under the following license. By obtaining, using and/or copying this software, you agree that you have read, understood, and will comply with these terms and conditions: Permission to use, copy, modify, distribute and sell this software and its documentation for any purpose and without fee or royalty and to grant others any or all rights granted herein is hereby granted, provided that you agree to comply with the following copyright notice and statements, including the disclaimer, and that the same appears on all copies and derivative works of the software and documentation you make. "Copyright 1993, 1994 by AGE Logic, Inc." THIS SOFTWARE IS PROVIDED "AS IS". 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Title to this software shall at all times remain with AGE Logic, Inc. **************************************************************************** technq.c: Routines to handle technique protocol requests Dean Verheiden AGE Logic, Inc. April 1993 ****************************************************************************/ /* $XFree86: xc/programs/Xserver/XIE/dixie/request/technq.c,v 3.6 2001/01/17 22:12:56 dawes Exp $ */ #define _XIEC_TECHNQ /* A Note on Technique Etiquette: To change technique defaults, or add new techniques or technique groups, don't edit this file. Make the appropriate changes to the technq.h file. If the changes result in the creation of a new default technique or allow a technique to use default parameters, it is also necessary that the corresponding technique copy function be updated to supply default parameters should they be required. */ /* * Include files */ /* * Core X Includes */ #define NEED_EVENTS #include #include /* * XIE Includes */ #include #include /* * more X server includes. */ #include #include /* * Element Specific Includes */ #include #include #include #include #include /* * Used internally by this module */ static Bool send_reply(xieTypTechniqueGroup group, TechPtr tech, ClientPtr client); static Bool send_technique_replies(xieTypTechniqueGroup group, ClientPtr client); /*------------------------------------------------------------------------ ------------------------ QueryTechniques Procedures ----------------------- ------------------------------------------------------------------------*/ int ProcQueryTechniques(ClientPtr client) { xieQueryTechniquesReply rep; REQUEST( xieQueryTechniquesReq ); REQUEST_SIZE_MATCH( xieQueryTechniquesReq ); /* * Fill in the reply header */ bzero((char *)&rep, sz_xieQueryTechniquesReply); rep.type = X_Reply; rep.sequenceNum = client->sequence; /* First, figure out how big the ListofTechniqueRecs is going to be */ if (stuff->techniqueGroup == xieValDefault) { rep.numTechniques = techTable.numDefaults; rep.length = techTable.defaultSize; } else if (stuff->techniqueGroup == xieValAll) { rep.numTechniques = techTable.numTechniques; rep.length = techTable.tableSize; } else { TechGroupPtr tg = techTable.techgroups; int g; for (g = 0; g < techTable.numGroups; g++, tg++) if (stuff->techniqueGroup == tg->group) { rep.numTechniques = tg->numTechniques; rep.length = tg->groupSize; break; } if (g >= techTable.numGroups) /* Couldn't find the group */ return(BadValue); } if( client->swapped ) { /* * Swap the reply header fields */ register int n; swaps(&rep.sequenceNum,n); swapl(&rep.length,n); swaps(&rep.numTechniques,n); } WriteToClient(client, sz_xieQueryTechniquesReply, (char *)&rep); send_technique_replies(stuff->techniqueGroup,client); return(Success); } /* end ProcQueryTechniques */ int SProcQueryTechniques(ClientPtr client) { register int n; REQUEST( xieQueryTechniquesReq ); swaps(&stuff->length, n); REQUEST_SIZE_MATCH( xieQueryTechniquesReq ); return (ProcQueryTechniques(client)); } /* end SProcQueryTechniques */ /************************************************************************* Initialization Procedure: Fill in various technique fields *************************************************************************/ Bool technique_init(void) { CARD32 defaultSize = 0; CARD32 tableSize = 0; CARD32 numTechniques = 0; CARD32 numDefaults = 0; TechGroupPtr tg = techTable.techgroups; int g; for (g = 0; g < techTable.numGroups; g++, tg++) { TechPtr tp = tg->tech; CARD16 defaultNumber = tg->defaultNumber; Bool needDefault = (defaultNumber != NO_DEFAULT); CARD32 groupSize = 0; int t; for (t = 0; t < tg->numTechniques; t++, tp++) { tp->nameLength = strlen((char *)(tp->name)); tp->techSize = (sizeof(xieTypTechniqueRec) + tp->nameLength + 3) >> 2; groupSize += tp->techSize; if (needDefault && defaultNumber == tp->techvec.number) { tg->defaultIndex = t; defaultSize += tp->techSize; numDefaults++; needDefault = FALSE; } } if (needDefault) return (FALSE); tg->groupSize = groupSize; tableSize += groupSize; numTechniques += tg->numTechniques; } techTable.numTechniques = numTechniques; techTable.numDefaults = numDefaults; techTable.tableSize = tableSize; techTable.defaultSize = defaultSize; return (TRUE); } /* end technique_init */ /************************************************************************* Send Technique Reply: send technique structures to client, one at a time, swapping them first if necessary *************************************************************************/ static Bool send_reply( xieTypTechniqueGroup group, TechPtr tech, ClientPtr client) { xieTypTechniqueRec rep; rep.needsParam = !(tech->techvec.NoTech || tech->techvec.OptionalTech); rep.group = group; rep.number = (client->swapped) ? lswaps(tech->techvec.number) : tech->techvec.number; rep.speed = tech->speed; rep.nameLength = tech->nameLength; /* Send everything except the name */ WriteToClient(client, sz_xieTypTechniqueRec, (char *)&rep); /* Send the name */ WriteToClient(client, tech->nameLength, (char *)tech->name); return(TRUE); } static Bool send_technique_replies( xieTypTechniqueGroup group, ClientPtr client) { if (group == xieValDefault) { TechGroupPtr tg = techTable.techgroups; int g; for (g = 0; g < techTable.numGroups; g++, tg++) if (tg->defaultNumber != NO_DEFAULT) send_reply(tg->group,&tg->tech[tg->defaultIndex],client); return (TRUE); } else if (group == xieValAll) { TechGroupPtr tg = techTable.techgroups; int g; for (g = 0; g < techTable.numGroups; g++, tg++) { TechPtr tp = tg->tech; int t = 0; for (t = 0; t < tg->numTechniques; t++, tp++) send_reply(tg->group,tp,client); } return (TRUE); } else { TechGroupPtr tg = techTable.techgroups; int g; for (g = 0; g < techTable.numGroups; g++, tg++) if (group == tg->group) { TechPtr tp = tg->tech; int t = 0; for (t = 0; t < tg->numTechniques; t++, tp++) send_reply(group,tp,client); return(TRUE); } } return(FALSE); /* Unrecognized group */ } /* end return_technique_replies */ /************************************************************************* FindTechnique: return group's technique entry point structure *************************************************************************/ techVecPtr FindTechnique( xieTypTechniqueGroup group, CARD16 number) { TechGroupPtr tg = techTable.techgroups; int g; for (g = 0; g < techTable.numGroups; g++, tg++) if (group == tg->group) { TechPtr tp = tg->tech; int t = 0; if (number == xieValDefault) { if (tg->defaultNumber) return (&tg->tech[tg->defaultIndex].techvec); else return((techVecPtr)NULL); /* No default for this group */ } else { for (t = 0; t < tg->numTechniques; t++, tp++) if (tp->techvec.number == number) return (&tp->techvec); } } return((techVecPtr)NULL); /* Unrecognized group */ } /* end FindTechnique */ /************************************************************************* NoParamCheck: Used as copyfnc for techniques that do not have parameters. Checks to make sure that no parameters have been passed in. *************************************************************************/ static Bool NoParamCheck( floDefPtr flo, pointer rparms, pointer cparms, CARD16 tsize) { return(!tsize); } /* end NoParamCheck */ /************************************************************************* NoTechYet: error stub for unimplemented technique routines *************************************************************************/ static Bool NoTechYet( floDefPtr flo, peDefPtr ped, pointer parm, pointer tech) { return(FALSE); } /* end NoTechYet */ /* end module technq.c */