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136 lines
5.0 KiB
136 lines
5.0 KiB
/*
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* This parses the command line arguments. It was seperated from main.c by
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* Justin Dearing <jdeari01@longisland.poly.edu>.
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*/
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/*
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* LibVNCServer (C) 2001 Johannes E. Schindelin <Johannes.Schindelin@gmx.de>
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* Original OSXvnc (C) 2001 Dan McGuirk <mcguirk@incompleteness.net>.
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* Original Xvnc (C) 1999 AT&T Laboratories Cambridge.
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* All Rights Reserved.
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*
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* see GPL (latest version) for full details
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*/
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#include "rfb.h"
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void
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rfbUsage(void)
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{
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fprintf(stderr, "-rfbport port TCP port for RFB protocol\n");
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fprintf(stderr, "-rfbwait time max time in ms to wait for RFB client\n");
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fprintf(stderr, "-rfbauth passwd-file use authentication on RFB protocol\n"
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" (use 'storepasswd' to create a password file)\n");
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fprintf(stderr, "-passwd plain-password use authentication \n"
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" (use plain-password as password, USE AT YOUR RISK)\n");
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fprintf(stderr, "-deferupdate time time in ms to defer updates "
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"(default 40)\n");
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fprintf(stderr, "-desktop name VNC desktop name (default \"LibVNCServer\")\n");
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fprintf(stderr, "-alwaysshared always treat new clients as shared\n");
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fprintf(stderr, "-nevershared never treat new clients as shared\n");
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fprintf(stderr, "-dontdisconnect don't disconnect existing clients when a "
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"new non-shared\n"
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" connection comes in (refuse new connection "
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"instead)\n");
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exit(1);
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}
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/* purges COUNT arguments from ARGV at POSITION and decrements ARGC.
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POSITION points to the first non purged argument afterwards. */
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void rfbPurgeArguments(int* argc,int* position,int count,char *argv[])
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{
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int amount=(*argc)-(*position)-count;
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if(amount)
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memmove(argv+(*position),argv+(*position)+count,sizeof(char*)*amount);
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(*argc)-=count;
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(*position)--;
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}
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void
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rfbProcessArguments(rfbScreenInfoPtr rfbScreen,int* argc, char *argv[])
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{
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int i,i1;
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if(!argc) return;
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for (i = i1 = 1; i < *argc; i++) {
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if (strcmp(argv[i], "-help") == 0) {
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rfbUsage();
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exit(1);
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} else if (strcmp(argv[i], "-rfbport") == 0) { /* -rfbport port */
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if (i + 1 >= *argc) rfbUsage();
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rfbScreen->rfbPort = atoi(argv[++i]);
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} else if (strcmp(argv[i], "-rfbwait") == 0) { /* -rfbwait ms */
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if (i + 1 >= *argc) rfbUsage();
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rfbScreen->rfbMaxClientWait = atoi(argv[++i]);
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} else if (strcmp(argv[i], "-rfbauth") == 0) { /* -rfbauth passwd-file */
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if (i + 1 >= *argc) rfbUsage();
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rfbScreen->rfbAuthPasswdData = argv[++i];
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} else if (strcmp(argv[i], "-passwd") == 0) { /* -passwd password */
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char **passwds = malloc(sizeof(char**)*2);
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if (i + 1 >= *argc) rfbUsage();
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passwds[0] = argv[++i];
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passwds[1] = 0;
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rfbScreen->rfbAuthPasswdData = (void*)passwds;
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rfbScreen->passwordCheck = rfbCheckPasswordByList;
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} else if (strcmp(argv[i], "-deferupdate") == 0) { /* -desktop desktop-name */
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if (i + 1 >= *argc) rfbUsage();
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rfbScreen->rfbDeferUpdateTime = atoi(argv[++i]);
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} else if (strcmp(argv[i], "-desktop") == 0) { /* -desktop desktop-name */
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if (i + 1 >= *argc) rfbUsage();
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rfbScreen->desktopName = argv[++i];
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} else if (strcmp(argv[i], "-alwaysshared") == 0) {
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rfbScreen->rfbAlwaysShared = TRUE;
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} else if (strcmp(argv[i], "-nevershared") == 0) {
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rfbScreen->rfbNeverShared = TRUE;
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} else if (strcmp(argv[i], "-dontdisconnect") == 0) {
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rfbScreen->rfbDontDisconnect = TRUE;
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} else if (strcmp(argv[i], "-width") == 0) {
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rfbScreen->width = atoi(argv[++i]);
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} else if (strcmp(argv[i], "-height") == 0) {
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rfbScreen->height = atoi(argv[++i]);
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} else {
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/* we just remove the processed arguments from the list */
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if(i != i1)
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rfbPurgeArguments(argc,&i,i1-i,argv);
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i1++;
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i++;
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}
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}
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*argc -= i-i1;
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}
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void rfbSizeUsage()
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{
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fprintf(stderr, "-width sets the width of the framebuffer\n");
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fprintf(stderr, "-height sets the height of the framebuffer\n");
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exit(1);
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}
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void
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rfbProcessSizeArguments(int* width,int* height,int* bpp,int* argc, char *argv[])
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{
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int i,i1;
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if(!argc) return;
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for (i = i1 = 1; i < *argc-1; i++) {
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if (strcmp(argv[i], "-bpp") == 0) {
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*bpp = atoi(argv[++i]);
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} else if (strcmp(argv[i], "-width") == 0) {
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*width = atoi(argv[++i]);
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} else if (strcmp(argv[i], "-height") == 0) {
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*height = atoi(argv[++i]);
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} else {
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/* we just remove the processed arguments from the list */
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if(i != i1) {
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memmove(argv+i1,argv+i,sizeof(char*)*(*argc-i));
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*argc -= i-i1;
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}
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i1++;
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i = i1-1;
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}
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}
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*argc -= i-i1;
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}
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