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/*
* 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.h"
void
rfbUsage(void)
{
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, "-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, "-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");
exit(1);
}
/* 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;
(*position)--;
}
void
rfbProcessArguments(rfbScreenInfoPtr rfbScreen,int* argc, char *argv[])
{
int i,i1;
if(!argc) return;
for (i = i1 = 1; i < *argc; i++) {
if (strcmp(argv[i], "-help") == 0) {
rfbUsage();
exit(1);
} else if (strcmp(argv[i], "-rfbport") == 0) { /* -rfbport port */
if (i + 1 >= *argc) rfbUsage();
rfbScreen->rfbPort = atoi(argv[++i]);
} else if (strcmp(argv[i], "-rfbwait") == 0) { /* -rfbwait ms */
if (i + 1 >= *argc) rfbUsage();
rfbScreen->rfbMaxClientWait = atoi(argv[++i]);
} else if (strcmp(argv[i], "-rfbauth") == 0) { /* -rfbauth passwd-file */
if (i + 1 >= *argc) rfbUsage();
rfbScreen->rfbAuthPasswdData = argv[++i];
} else if (strcmp(argv[i], "-passwd") == 0) { /* -passwd password */
char **passwds = malloc(sizeof(char**)*2);
if (i + 1 >= *argc) rfbUsage();
passwds[0] = argv[++i];
passwds[1] = 0;
rfbScreen->rfbAuthPasswdData = (void*)passwds;
rfbScreen->passwordCheck = rfbCheckPasswordByList;
} else if (strcmp(argv[i], "-deferupdate") == 0) { /* -desktop desktop-name */
if (i + 1 >= *argc) rfbUsage();
rfbScreen->rfbDeferUpdateTime = atoi(argv[++i]);
} else if (strcmp(argv[i], "-desktop") == 0) { /* -desktop desktop-name */
if (i + 1 >= *argc) rfbUsage();
rfbScreen->desktopName = argv[++i];
} else if (strcmp(argv[i], "-alwaysshared") == 0) {
rfbScreen->rfbAlwaysShared = TRUE;
} else if (strcmp(argv[i], "-nevershared") == 0) {
rfbScreen->rfbNeverShared = TRUE;
} else if (strcmp(argv[i], "-dontdisconnect") == 0) {
rfbScreen->rfbDontDisconnect = TRUE;
} else if (strcmp(argv[i], "-width") == 0) {
rfbScreen->width = atoi(argv[++i]);
} else if (strcmp(argv[i], "-height") == 0) {
rfbScreen->height = atoi(argv[++i]);
} else {
/* we just remove the processed arguments from the list */
if(i != i1)
rfbPurgeArguments(argc,&i,i1-i,argv);
i1++;
i++;
}
}
*argc -= i-i1;
}
void rfbSizeUsage()
{
fprintf(stderr, "-width sets the width of the framebuffer\n");
fprintf(stderr, "-height sets the height of the framebuffer\n");
exit(1);
}
void
rfbProcessSizeArguments(int* width,int* height,int* bpp,int* argc, char *argv[])
{
int i,i1;
if(!argc) return;
for (i = i1 = 1; i < *argc-1; i++) {
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 {
/* we just remove the processed arguments from the list */
if(i != i1) {
memmove(argv+i1,argv+i,sizeof(char*)*(*argc-i));
*argc -= i-i1;
}
i1++;
i = i1-1;
}
}
*argc -= i-i1;
}
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