256 lines
8.0 KiB
C
256 lines
8.0 KiB
C
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/* OpenDoors Online Software Programming Toolkit
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* (C) Copyright 1991 - 1999 by Brian Pirie.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*
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* File: ODMulti.c
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*
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* Description: Code for multiple personality system, which allows
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* a status line / function key personality to be dynamically
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* selected at run-time.
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*
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* Revisions: Date Ver Who Change
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* ---------------------------------------------------------------
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* Oct 13, 1994 6.00 BP New file header format.
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* Dec 09, 1994 6.00 BP Standardized coding style.
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* Aug 19, 1995 6.00 BP 32-bit portability.
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* Nov 11, 1995 6.00 BP Removed register keyword.
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* Nov 14, 1995 6.00 BP Added include of odscrn.h.
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* Nov 16, 1995 6.00 BP Removed oddoor.h, added odcore.h.
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* Dec 12, 1995 6.00 BP Added entry, exit and kernel macros.
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* Dec 30, 1995 6.00 BP Added ODCALL for calling convention.
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* Jan 23, 1996 6.00 BP Disable MPS under Win32 version.
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* Feb 19, 1996 6.00 BP Changed version number to 6.00.
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* Mar 03, 1996 6.10 BP Begin version 6.10.
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* Sep 01, 1996 6.10 BP Update output area on od_set_per...().
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* Aug 10, 2003 6.23 SH *nix support
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*/
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#define BUILDING_OPENDOORS
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#include <string.h>
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#include <ctype.h>
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#include <stddef.h>
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#include <time.h>
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#include <stdio.h>
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#include "OpenDoor.h"
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#include "ODStr.h"
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#include "ODCore.h"
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#include "ODGen.h"
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#include "ODScrn.h"
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#include "ODInEx.h"
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#include "ODKrnl.h"
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/* Maximum number of personalities that may be installed at once. */
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#define MAX_PERSONALITIES 12
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/* Information on installed personalities. */
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typedef struct
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{
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char szName[33];
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INT nStatusTopLine;
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INT nStatusBottomLine;
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OD_PERSONALITY_PROC *pfPersonalityFunction;
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} tPersonalityInfo;
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static tPersonalityInfo aPersonalityInfo[MAX_PERSONALITIES]=
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{
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{"STANDARD", 1, 23, pdef_opendoors},
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{"REMOTEACCESS", 1, 23, pdef_ra},
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{"WILDCAT", 1, 23, pdef_wildcat},
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{"PCBOARD", 1, 23, pdef_pcboard}
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};
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/* Private variables. */
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static INT nPersonalities = 5;
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static INT nCurrentPersonality = 255;
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/* ----------------------------------------------------------------------------
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* ODMPSEnable()
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*
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* This function is called from within od_init() when the user enables the
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* multiple personality system.
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*
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* Parameters: None.
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*
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* Return: void
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*/
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ODAPIDEF void ODCALL ODMPSEnable(void)
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{
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pfSetPersonality = od_set_personality;
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}
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/* ----------------------------------------------------------------------------
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* od_set_personality()
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*
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* Sets the current personality to the one that is specified in pszName.
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*
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* Parameters: pszName - The name of the personality to switch to.
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*
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* Return: TRUE on success, or FALSE on failure.
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*/
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ODAPIDEF BOOL ODCALL od_set_personality(const char *pszName)
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{
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#ifdef OD_TEXTMODE
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BYTE btNewPersonality;
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char szNameToMatch[33];
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tPersonalityInfo *pNewPersonalityInfo;
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#endif /* OD_TEXTMODE */
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/* Log function entry if running in trace mode */
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TRACE(TRACE_API, "od_set_personality()");
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/* Initialize OpenDoors if it hasn't already been done. */
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if(!bODInitialized) od_init();
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OD_API_ENTRY();
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#ifdef OD_TEXTMODE
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/* Check for valid parameters. */
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if(strlen(pszName) == 0)
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{
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od_control.od_error = ERR_PARAMETER;
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OD_API_EXIT();
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return(FALSE);
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}
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/* Build personality name to match. */
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strncpy(szNameToMatch, pszName, 32);
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szNameToMatch[32] = '\0';
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strupr(szNameToMatch);
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/* Loop through installed personalities, checking for a match. */
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for(btNewPersonality = 0; btNewPersonality < nPersonalities;
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++btNewPersonality)
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{
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/* If the name of this personality matches the one we are looking for. */
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if(strcmp(szNameToMatch, aPersonalityInfo[btNewPersonality].szName) == 0)
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{
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if(btNewPersonality != nCurrentPersonality)
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{
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/* Remove current status line from the screen .*/
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od_set_statusline(8);
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/* Initialize the new personality. */
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if(nCurrentPersonality != 255)
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(*(OD_PERSONALITY_CALLBACK *)pfCurrentPersonality)(22);
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od_control.od_page_statusline = -1;
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pNewPersonalityInfo =
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&aPersonalityInfo[nCurrentPersonality=btNewPersonality];
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bRAStatus = TRUE;
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(*(OD_PERSONALITY_CALLBACK *)pNewPersonalityInfo
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->pfPersonalityFunction)(20);
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ODScrnSetBoundary(1, (BYTE)pNewPersonalityInfo->nStatusTopLine, 80,
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(BYTE)pNewPersonalityInfo->nStatusBottomLine);
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pfCurrentPersonality
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= pNewPersonalityInfo->pfPersonalityFunction;
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btCurrentStatusLine = 255;
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/* Update output area. */
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btOutputTop = (BYTE)pNewPersonalityInfo->nStatusTopLine;
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btOutputBottom = (BYTE)pNewPersonalityInfo->nStatusBottomLine;
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/* Draw the new statusline. */
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od_set_statusline(0);
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}
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OD_API_EXIT();
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return(TRUE);
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}
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}
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OD_API_EXIT();
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od_control.od_error = ERR_LIMIT;
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return(FALSE);
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#else /* !OD_TEXTMODE */
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/* The multiple personality system is not supported under this platform. */
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od_control.od_error = ERR_UNSUPPORTED;
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/* Return with failure. */
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OD_API_EXIT();
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return(FALSE);
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#endif /* !OD_TEXTMODE */
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}
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/* ----------------------------------------------------------------------------
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* od_add_personality()
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*
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* Installs a new personality into the set of available personalities.
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*
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* Parameters: pszName - Pointer to string containing the name of
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* the new personality.
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*
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* btOutputTop - Index of the top line of the status bar.
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*
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* btOutputBottom - Index of the bottom line of the status bar.
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*
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* pfPerFunc - Pointer to the callback function which
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* implements this personality.
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*
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* Return: TRUE on success or FALSE on failure.
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*/
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ODAPIDEF BOOL ODCALL od_add_personality(const char *pszName, BYTE btOutputTop,
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BYTE btOutputBottom, OD_PERSONALITY_PROC *pfPerFunc)
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{
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/* Log function entry if running in trace mode */
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TRACE(TRACE_API, "od_add_personality()");
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#ifdef OD_TEXTMODE
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/* Check that we haven't exceeded the limit on the total number of */
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/* installed personalities. */
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if(nPersonalities == MAX_PERSONALITIES)
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{
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od_control.od_error = ERR_LIMIT;
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return(FALSE);
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}
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/* Store information on this new personality. */
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strncpy(aPersonalityInfo[nPersonalities].szName, pszName, 32);
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aPersonalityInfo[nPersonalities].szName[32] = '\0';
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strupr(aPersonalityInfo[nPersonalities].szName);
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aPersonalityInfo[nPersonalities].nStatusTopLine = btOutputTop;
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aPersonalityInfo[nPersonalities].nStatusBottomLine = btOutputBottom;
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aPersonalityInfo[nPersonalities].pfPersonalityFunction = pfPerFunc;
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/* Increment total number of personalities. */
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++nPersonalities;
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/* Return with success. */
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return(TRUE);
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#else /* !OD_TEXTMODE */
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/* The multiple personality system is not supported under this platform. */
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od_control.od_error = ERR_UNSUPPORTED;
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/* Return with failure. */
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return(FALSE);
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#endif /* !OD_TEXTMODE */
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}
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