use our own vnc passwd file

ulab-original
jsorg71 20 years ago
parent ebb8e2391e
commit d2da72f5c9

@ -1,5 +1,5 @@
SESMANOBJ = sesman.o ../common/os_calls.o
SESMANOBJ = sesman.o ../common/os_calls.o ../common/d3des.o
CFLAGS = -Wall -O2 -I../common
LDFLAGS = -L /usr/gnu/lib

@ -32,6 +32,9 @@
#include <netinet/in.h>
#include <netinet/tcp.h>
#include <sys/socket.h>
#include <sys/stat.h>
#include "d3des.h"
#include <security/pam_userpass.h>
@ -51,6 +54,8 @@ struct session_item
int bpp;
};
static unsigned char s_fixedkey[8] = {23, 82, 107, 6, 35, 78, 88, 7};
struct session_item session_items[100];
/******************************************************************************/
@ -189,7 +194,29 @@ int get_next_display(void)
}
/******************************************************************************/
int start_session(int width, int height, int bpp, char* username)
int check_password_file(char* filename, char* password)
{
char encryptedPasswd[16];
int fd;
g_memset(encryptedPasswd, 0, 16);
g_strncpy(encryptedPasswd, password, 8);
rfbDesKey(s_fixedkey, 0);
rfbDes(encryptedPasswd, encryptedPasswd);
fd = g_file_open(filename);
if (fd == 0)
{
return 1;
}
g_file_write(fd, encryptedPasswd, 8);
g_file_close(fd);
chmod(filename, S_IRUSR | S_IWUSR);
return 0;
}
/******************************************************************************/
int start_session(int width, int height, int bpp, char* username,
char* password)
{
int display;
int pid;
@ -198,6 +225,7 @@ int start_session(int width, int height, int bpp, char* username)
int xpid;
struct passwd* pwd_1;
char text[256];
char passwd_file[256];
char geometry[32];
char depth[32];
char screen[32];
@ -221,6 +249,7 @@ int start_session(int width, int height, int bpp, char* username)
pwd_1 = getpwnam(username);
if (pwd_1 != 0)
{
setgid(pwd_1->pw_gid);
uid = pwd_1->pw_uid;
if (setuid(uid) == 0)
{
@ -238,6 +267,9 @@ int start_session(int width, int height, int bpp, char* username)
g_sprintf(geometry, "%dx%d", width, height);
g_sprintf(depth, "%d", bpp);
g_sprintf(screen, ":%d", display);
mkdir(".vnc", S_IRWXU);
g_sprintf(passwd_file, "%s/.vnc/.sesman_passwd", pwd_1->pw_dir);
check_password_file(passwd_file, password);
wmpid = fork();
if (wmpid == -1)
{
@ -249,6 +281,7 @@ int start_session(int width, int height, int bpp, char* username)
if (x_server_running(display))
{
execlp("startkde", NULL);
//execlp("blackbox", NULL);
// should not get here
}
g_printf("error\n");
@ -261,18 +294,9 @@ int start_session(int width, int height, int bpp, char* username)
{
}
else if (xpid == 0) // child
{
g_sprintf(text, "%s/.vnc/passwd", pwd_1->pw_dir);
if (access(text, F_OK) == 0)
{
execlp("Xvnc", "Xvnc", screen, "-geometry", geometry,
"-depth", depth, "-bs", "-rfbauth", text, NULL);
}
else
{
execlp("Xvnc", "Xvnc", screen, "-geometry", geometry,
"-depth", depth, "-bs", NULL);
}
"-depth", depth, "-bs", "-rfbauth", passwd_file, NULL);
// should not get here
g_printf("error\n");
_exit(0);
@ -384,7 +408,7 @@ start session\n");
}
else
{
display = start_session(width, height, bpp, user);
display = start_session(width, height, bpp, user, pass);
}
if (display == 0)
{

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