static int handle(const char *name, umode_t mode, struct device *dev)
{
if (mode)
return handle_create(name, mode, dev);
else
return handle_remove(name, dev);
}
int main(int argc, char** argv) {
int retval = config.parse_file();
if (retval) {
fprintf(stderr, "can't parse config file\n");
exit(1);
}
retval = boinc_db.open(
config.db_name, config.db_host, config.db_user, config.db_passwd
);
if (retval) {
fprintf(stderr, "can't open DB\n");
exit(1);
}
for (int i=1; i<argc; i++) {
if (!strcmp(argv[i], "add")) {
if (argc != 3) usage();
retval = handle_add(argv[++i]);
if (retval) {
fprintf(stderr, "error %d\n", retval);
} else {
printf("file added successfully\n");
}
exit(retval);
}
if (!strcmp(argv[i], "remove")) {
if (argc != 3) usage();
retval = handle_remove(argv[++i]);
if (retval) {
fprintf(stderr, "error %d\n", retval);
} else {
printf("file removed successfully\n");
}
exit(retval);
}
if (!strcmp(argv[i], "retrieve")) {
if (argc != 3) usage();
retval = handle_retrieve(argv[++i]);
if (retval) {
fprintf(stderr, "error %d\n", retval);
} else {
printf("file retrieval started\n");
}
exit(retval);
}
if (!strcmp(argv[i], "status")) {
if (argc != 3) usage();
retval = handle_status(argv[++i]);
if (retval) {
fprintf(stderr, "error %d\n", retval);
}
exit(retval);
}
usage();
}
usage();
}
void
purple_socket_destroy(PurpleSocket *ps)
{
if (ps == NULL)
return;
handle_remove(ps);
purple_socket_cancel(ps);
g_free(ps->host);
g_hash_table_destroy(ps->data);
g_free(ps);
}
/*
* System call handler
*
* retrieves system call number from user space
* and invokes the requested method
*/
static void
syscall_handler (struct intr_frame *f)
{
/* retrieve system call number
and switch to corresponding method */
unsigned int syscall_number = *((unsigned int*) syscall_get_kernel_address(f->esp));
switch(syscall_number)
{
/* process system calls */
case SYS_HALT:
handle_halt(f);
break;
case SYS_EXIT:
handle_exit(f);
break;
case SYS_EXEC:
handle_exec(f);
break;
case SYS_WAIT:
handle_wait(f);
break;
/* file system calls */
case SYS_CREATE:
handle_create(f);
break;
case SYS_REMOVE:
handle_remove(f);
break;
case SYS_OPEN:
handle_open(f);
break;
case SYS_FILESIZE:
handle_filesize(f);
break;
case SYS_READ:
handle_read(f);
break;
case SYS_WRITE:
handle_write(f);
break;
case SYS_SEEK:
handle_seek(f);
break;
case SYS_TELL:
handle_tell(f);
break;
case SYS_CLOSE:
handle_close(f);
break;
case SYS_CHDIR:
handle_chdir(f);
break;
case SYS_MKDIR:
handle_mkdir(f);
break;
case SYS_READDIR:
handle_readdir(f);
break;
case SYS_ISDIR:
handle_isdir(f);
break;
case SYS_INUMBER:
handle_inumber(f);
break;
default: /* SYSCALL_ERROR: */
handle_no_such_syscall(f);
break;
}
}
int main(int argc, char *argv[])
{
int i;
int res = 1;
int cmd = CMD_NONE;
int stdout_fd;
char footer_location[256];
struct fstab *fstab;
struct fstab_part *p;
char *argument = NULL;
klog_init();
// output all messages to dmesg,
// but it is possible to filter out INFO messages
klog_set_level(6);
mrom_set_log_tag("trampoline_encmnt");
mrom_set_dir("/mrom_enc/");
for(i = 1; i < argc; ++i)
{
if(!strcmp(argv[i], "-h") || !strcmp(argv[i], "--help"))
{
print_help(argv);
return 0;
}
else if(cmd == CMD_NONE)
{
if(strcmp(argv[i], "decrypt") == 0)
cmd = CMD_DECRYPT;
else if(strcmp(argv[i], "remove") == 0)
cmd = CMD_REMOVE;
else if(strcmp(argv[i], "pwtype") == 0)
cmd = CMD_PWTYPE;
}
else if(!argument)
{
argument = argv[i];
}
}
if(argc == 1 || cmd == CMD_NONE)
{
print_help(argv);
return 0;
}
fstab = fstab_auto_load();
if(!fstab)
{
ERROR("Failed to load fstab!");
return 1;
}
p = fstab_find_first_by_path(fstab, "/data");
if(!p)
{
ERROR("Failed to find /data partition in fstab\n");
goto exit;
}
strcpy(footer_location, "");
if(p->options != NULL && get_footer_from_opts(footer_location,
sizeof(footer_location), p->options) < 0)
goto exit;
if(p->options2 != NULL && strcmp(footer_location, "") == 0 &&
get_footer_from_opts(footer_location, sizeof(footer_location),
p->options2) < 0)
goto exit;
INFO("Setting encrypted partition data to %s %s %s\n", p->device, footer_location, p->type);
set_partition_data(p->device, footer_location, p->type);
// cryptfs prints informations, we don't want that
stdout_fd = dup(1);
freopen("/dev/null", "ae", stdout);
switch(cmd)
{
case CMD_PWTYPE:
if(handle_pwtype(stdout_fd) < 0)
goto exit;
break;
case CMD_DECRYPT:
if(handle_decrypt(stdout_fd, argument) < 0)
goto exit;
break;
case CMD_REMOVE:
if(handle_remove() < 0)
goto exit;
break;
}
res = 0;
exit:
fstab_destroy(fstab);
return res;
}
