/apps/desktop/libvncserver/cargs.c
http://ftk.googlecode.com/ · C · 213 lines · 182 code · 16 blank · 15 comment · 87 complexity · e53051428784f341e84d311e92cd35ac MD5 · raw file
- /*
- * This parses the command line arguments. It was seperated from main.c by
- * Justin Dearing <jdeari01@longisland.poly.edu>.
- */
- /*
- * LibVNCServer (C) 2001 Johannes E. Schindelin <Johannes.Schindelin@gmx.de>
- * Original OSXvnc (C) 2001 Dan McGuirk <mcguirk@incompleteness.net>.
- * Original Xvnc (C) 1999 AT&T Laboratories Cambridge.
- * All Rights Reserved.
- *
- * see GPL (latest version) for full details
- */
- #include <rfb/rfb.h>
- extern int rfbStringToAddr(char *str, in_addr_t *iface);
- void
- rfbUsage(void)
- {
- rfbProtocolExtension* extension;
- fprintf(stderr, "-rfbport port TCP port for RFB protocol\n");
- fprintf(stderr, "-rfbwait time max time in ms to wait for RFB client\n");
- fprintf(stderr, "-rfbauth passwd-file use authentication on RFB protocol\n"
- " (use 'storepasswd' to create a password file)\n");
- fprintf(stderr, "-rfbversion 3.x Set the version of the RFB we choose to advertise\n");
- fprintf(stderr, "-permitfiletransfer permit file transfer support\n");
- fprintf(stderr, "-passwd plain-password use authentication \n"
- " (use plain-password as password, USE AT YOUR RISK)\n");
- fprintf(stderr, "-deferupdate time time in ms to defer updates "
- "(default 40)\n");
- fprintf(stderr, "-deferptrupdate time time in ms to defer pointer updates"
- " (default none)\n");
- fprintf(stderr, "-desktop name VNC desktop name (default \"LibVNCServer\")\n");
- fprintf(stderr, "-alwaysshared always treat new clients as shared\n");
- fprintf(stderr, "-nevershared never treat new clients as shared\n");
- fprintf(stderr, "-dontdisconnect don't disconnect existing clients when a "
- "new non-shared\n"
- " connection comes in (refuse new connection "
- "instead)\n");
- fprintf(stderr, "-httpdir dir-path enable http server using dir-path home\n");
- fprintf(stderr, "-httpport portnum use portnum for http connection\n");
- fprintf(stderr, "-enablehttpproxy enable http proxy support\n");
- fprintf(stderr, "-progressive height enable progressive updating for slow links\n");
- fprintf(stderr, "-listen ipaddr listen for connections only on network interface with\n");
- fprintf(stderr, " addr ipaddr. '-listen localhost' and hostname work too.\n");
- for(extension=rfbGetExtensionIterator();extension;extension=extension->next)
- if(extension->usage)
- extension->usage();
- rfbReleaseExtensionIterator();
- }
- /* purges COUNT arguments from ARGV at POSITION and decrements ARGC.
- POSITION points to the first non purged argument afterwards. */
- void rfbPurgeArguments(int* argc,int* position,int count,char *argv[])
- {
- int amount=(*argc)-(*position)-count;
- if(amount)
- memmove(argv+(*position),argv+(*position)+count,sizeof(char*)*amount);
- (*argc)-=count;
- }
- rfbBool
- rfbProcessArguments(rfbScreenInfoPtr rfbScreen,int* argc, char *argv[])
- {
- int i,i1;
- if(!argc) return TRUE;
-
- for (i = i1 = 1; i < *argc;) {
- if (strcmp(argv[i], "-help") == 0) {
- rfbUsage();
- return FALSE;
- } else if (strcmp(argv[i], "-rfbport") == 0) { /* -rfbport port */
- if (i + 1 >= *argc) {
- rfbUsage();
- return FALSE;
- }
- rfbScreen->port = atoi(argv[++i]);
- } else if (strcmp(argv[i], "-rfbwait") == 0) { /* -rfbwait ms */
- if (i + 1 >= *argc) {
- rfbUsage();
- return FALSE;
- }
- rfbScreen->maxClientWait = atoi(argv[++i]);
- } else if (strcmp(argv[i], "-rfbauth") == 0) { /* -rfbauth passwd-file */
- if (i + 1 >= *argc) {
- rfbUsage();
- return FALSE;
- }
- rfbScreen->authPasswdData = argv[++i];
- } else if (strcmp(argv[i], "-permitfiletransfer") == 0) { /* -permitfiletransfer */
- rfbScreen->permitFileTransfer = TRUE;
- } else if (strcmp(argv[i], "-rfbversion") == 0) { /* -rfbversion 3.6 */
- if (i + 1 >= *argc) {
- rfbUsage();
- return FALSE;
- }
- sscanf(argv[++i],"%d.%d", &rfbScreen->protocolMajorVersion, &rfbScreen->protocolMinorVersion);
- } else if (strcmp(argv[i], "-passwd") == 0) { /* -passwd password */
- char **passwds = malloc(sizeof(char**)*2);
- if (i + 1 >= *argc) {
- rfbUsage();
- return FALSE;
- }
- passwds[0] = argv[++i];
- passwds[1] = NULL;
- rfbScreen->authPasswdData = (void*)passwds;
- rfbScreen->passwordCheck = rfbCheckPasswordByList;
- } else if (strcmp(argv[i], "-deferupdate") == 0) { /* -deferupdate milliseconds */
- if (i + 1 >= *argc) {
- rfbUsage();
- return FALSE;
- }
- rfbScreen->deferUpdateTime = atoi(argv[++i]);
- } else if (strcmp(argv[i], "-deferptrupdate") == 0) { /* -deferptrupdate milliseconds */
- if (i + 1 >= *argc) {
- rfbUsage();
- return FALSE;
- }
- rfbScreen->deferPtrUpdateTime = atoi(argv[++i]);
- } else if (strcmp(argv[i], "-desktop") == 0) { /* -desktop desktop-name */
- if (i + 1 >= *argc) {
- rfbUsage();
- return FALSE;
- }
- rfbScreen->desktopName = argv[++i];
- } else if (strcmp(argv[i], "-alwaysshared") == 0) {
- rfbScreen->alwaysShared = TRUE;
- } else if (strcmp(argv[i], "-nevershared") == 0) {
- rfbScreen->neverShared = TRUE;
- } else if (strcmp(argv[i], "-dontdisconnect") == 0) {
- rfbScreen->dontDisconnect = TRUE;
- } else if (strcmp(argv[i], "-httpdir") == 0) { /* -httpdir directory-path */
- if (i + 1 >= *argc) {
- rfbUsage();
- return FALSE;
- }
- rfbScreen->httpDir = argv[++i];
- } else if (strcmp(argv[i], "-httpport") == 0) { /* -httpport portnum */
- if (i + 1 >= *argc) {
- rfbUsage();
- return FALSE;
- }
- rfbScreen->httpPort = atoi(argv[++i]);
- } else if (strcmp(argv[i], "-enablehttpproxy") == 0) {
- rfbScreen->httpEnableProxyConnect = TRUE;
- } else if (strcmp(argv[i], "-progressive") == 0) { /* -httpport portnum */
- if (i + 1 >= *argc) {
- rfbUsage();
- return FALSE;
- }
- rfbScreen->progressiveSliceHeight = atoi(argv[++i]);
- } else if (strcmp(argv[i], "-listen") == 0) { /* -listen ipaddr */
- if (i + 1 >= *argc) {
- rfbUsage();
- return FALSE;
- }
- if (! rfbStringToAddr(argv[++i], &(rfbScreen->listenInterface))) {
- return FALSE;
- }
- } else {
- rfbProtocolExtension* extension;
- int handled=0;
- for(extension=rfbGetExtensionIterator();handled==0 && extension;
- extension=extension->next)
- if(extension->processArgument)
- handled = extension->processArgument(*argc - i, argv + i);
- rfbReleaseExtensionIterator();
- if(handled==0) {
- i++;
- i1=i;
- continue;
- }
- i+=handled-1;
- }
- /* we just remove the processed arguments from the list */
- rfbPurgeArguments(argc,&i1,i-i1+1,argv);
- i=i1;
- }
- return TRUE;
- }
- rfbBool
- rfbProcessSizeArguments(int* width,int* height,int* bpp,int* argc, char *argv[])
- {
- int i,i1;
- if(!argc) return TRUE;
- for (i = i1 = 1; i < *argc-1;) {
- if (strcmp(argv[i], "-bpp") == 0) {
- *bpp = atoi(argv[++i]);
- } else if (strcmp(argv[i], "-width") == 0) {
- *width = atoi(argv[++i]);
- } else if (strcmp(argv[i], "-height") == 0) {
- *height = atoi(argv[++i]);
- } else {
- i++;
- i1=i;
- continue;
- }
- rfbPurgeArguments(argc,&i1,i-i1,argv);
- i=i1;
- }
- return TRUE;
- }