262 lines
9.2 KiB
C
262 lines
9.2 KiB
C
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/*
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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/rfb.h>
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extern int rfbStringToAddr(char *str, in_addr_t *iface);
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void
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rfbUsage(void)
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{
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rfbProtocolExtension* extension;
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fprintf(stderr, "-rfbport port TCP port for RFB protocol\n");
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#ifdef LIBVNCSERVER_IPv6
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fprintf(stderr, "-rfbportv6 port TCP6 port for RFB protocol\n");
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#endif
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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, "-rfbversion 3.x Set the version of the RFB we choose to advertise\n");
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fprintf(stderr, "-permitfiletransfer permit file transfer support\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, "-deferptrupdate time time in ms to defer pointer updates"
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" (default none)\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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fprintf(stderr, "-httpdir dir-path enable http server using dir-path home\n");
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fprintf(stderr, "-httpport portnum use portnum for http connection\n");
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#ifdef LIBVNCSERVER_IPv6
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fprintf(stderr, "-httpportv6 portnum use portnum for IPv6 http connection\n");
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#endif
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fprintf(stderr, "-enablehttpproxy enable http proxy support\n");
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fprintf(stderr, "-progressive height enable progressive updating for slow links\n");
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fprintf(stderr, "-listen ipaddr listen for connections only on network interface with\n");
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fprintf(stderr, " addr ipaddr. '-listen localhost' and hostname work too.\n");
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#ifdef LIBVNCSERVER_IPv6
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fprintf(stderr, "-listenv6 ipv6addr listen for IPv6 connections only on network interface with\n");
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fprintf(stderr, " addr ipv6addr. '-listen localhost' and hostname work too.\n");
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#endif
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for(extension=rfbGetExtensionIterator();extension;extension=extension->next)
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if(extension->usage)
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extension->usage();
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rfbReleaseExtensionIterator();
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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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}
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rfbBool
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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 TRUE;
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for (i = i1 = 1; i < *argc;) {
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if (strcmp(argv[i], "-help") == 0) {
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rfbUsage();
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return FALSE;
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} else if (strcmp(argv[i], "-rfbport") == 0) { /* -rfbport port */
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if (i + 1 >= *argc) {
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rfbUsage();
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return FALSE;
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}
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rfbScreen->port = atoi(argv[++i]);
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#ifdef LIBVNCSERVER_IPv6
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} else if (strcmp(argv[i], "-rfbportv6") == 0) { /* -rfbportv6 port */
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if (i + 1 >= *argc) {
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rfbUsage();
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return FALSE;
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}
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rfbScreen->ipv6port = atoi(argv[++i]);
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#endif
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} else if (strcmp(argv[i], "-rfbwait") == 0) { /* -rfbwait ms */
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if (i + 1 >= *argc) {
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rfbUsage();
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return FALSE;
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}
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rfbScreen->maxClientWait = 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) {
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rfbUsage();
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return FALSE;
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}
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rfbScreen->authPasswdData = argv[++i];
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} else if (strcmp(argv[i], "-permitfiletransfer") == 0) { /* -permitfiletransfer */
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rfbScreen->permitFileTransfer = TRUE;
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} else if (strcmp(argv[i], "-rfbversion") == 0) { /* -rfbversion 3.6 */
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if (i + 1 >= *argc) {
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rfbUsage();
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return FALSE;
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}
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sscanf(argv[++i],"%d.%d", &rfbScreen->protocolMajorVersion, &rfbScreen->protocolMinorVersion);
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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) {
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rfbUsage();
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return FALSE;
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}
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passwds[0] = argv[++i];
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passwds[1] = NULL;
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rfbScreen->authPasswdData = (void*)passwds;
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rfbScreen->passwordCheck = rfbCheckPasswordByList;
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} else if (strcmp(argv[i], "-deferupdate") == 0) { /* -deferupdate milliseconds */
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if (i + 1 >= *argc) {
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rfbUsage();
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return FALSE;
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}
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rfbScreen->deferUpdateTime = atoi(argv[++i]);
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} else if (strcmp(argv[i], "-deferptrupdate") == 0) { /* -deferptrupdate milliseconds */
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if (i + 1 >= *argc) {
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rfbUsage();
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return FALSE;
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}
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rfbScreen->deferPtrUpdateTime = 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) {
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rfbUsage();
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return FALSE;
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}
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rfbScreen->desktopName = argv[++i];
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} else if (strcmp(argv[i], "-alwaysshared") == 0) {
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rfbScreen->alwaysShared = TRUE;
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} else if (strcmp(argv[i], "-nevershared") == 0) {
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rfbScreen->neverShared = TRUE;
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} else if (strcmp(argv[i], "-dontdisconnect") == 0) {
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rfbScreen->dontDisconnect = TRUE;
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} else if (strcmp(argv[i], "-httpdir") == 0) { /* -httpdir directory-path */
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if (i + 1 >= *argc) {
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rfbUsage();
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return FALSE;
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}
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rfbScreen->httpDir = argv[++i];
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} else if (strcmp(argv[i], "-httpport") == 0) { /* -httpport portnum */
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if (i + 1 >= *argc) {
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rfbUsage();
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return FALSE;
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}
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rfbScreen->httpPort = atoi(argv[++i]);
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#ifdef LIBVNCSERVER_IPv6
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} else if (strcmp(argv[i], "-httpportv6") == 0) { /* -httpportv6 portnum */
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if (i + 1 >= *argc) {
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rfbUsage();
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return FALSE;
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}
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rfbScreen->http6Port = atoi(argv[++i]);
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#endif
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} else if (strcmp(argv[i], "-enablehttpproxy") == 0) {
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rfbScreen->httpEnableProxyConnect = TRUE;
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} else if (strcmp(argv[i], "-progressive") == 0) { /* -httpport portnum */
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if (i + 1 >= *argc) {
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rfbUsage();
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return FALSE;
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}
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rfbScreen->progressiveSliceHeight = atoi(argv[++i]);
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} else if (strcmp(argv[i], "-listen") == 0) { /* -listen ipaddr */
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if (i + 1 >= *argc) {
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rfbUsage();
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return FALSE;
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}
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if (! rfbStringToAddr(argv[++i], &(rfbScreen->listenInterface))) {
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return FALSE;
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}
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#ifdef LIBVNCSERVER_IPv6
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} else if (strcmp(argv[i], "-listenv6") == 0) { /* -listenv6 ipv6addr */
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if (i + 1 >= *argc) {
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rfbUsage();
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return FALSE;
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}
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rfbScreen->listen6Interface = argv[++i];
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#endif
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#ifdef LIBVNCSERVER_WITH_WEBSOCKETS
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} else if (strcmp(argv[i], "-sslkeyfile") == 0) { /* -sslkeyfile sslkeyfile */
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if (i + 1 >= *argc) {
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rfbUsage();
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return FALSE;
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}
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rfbScreen->sslkeyfile = argv[++i];
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} else if (strcmp(argv[i], "-sslcertfile") == 0) { /* -sslcertfile sslcertfile */
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if (i + 1 >= *argc) {
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rfbUsage();
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return FALSE;
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}
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rfbScreen->sslcertfile = argv[++i];
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#endif
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} else {
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rfbProtocolExtension* extension;
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int handled=0;
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for(extension=rfbGetExtensionIterator();handled==0 && extension;
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extension=extension->next)
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if(extension->processArgument)
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handled = extension->processArgument(*argc - i, argv + i);
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rfbReleaseExtensionIterator();
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if(handled==0) {
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i++;
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i1=i;
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continue;
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}
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i+=handled-1;
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}
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/* we just remove the processed arguments from the list */
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rfbPurgeArguments(argc,&i1,i-i1+1,argv);
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i=i1;
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}
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return TRUE;
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}
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rfbBool
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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 TRUE;
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for (i = i1 = 1; i < *argc-1;) {
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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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i++;
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i1=i;
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continue;
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}
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rfbPurgeArguments(argc,&i1,i-i1,argv);
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i=i1;
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}
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return TRUE;
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}
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