static int directory_exec(struct cw_channel *chan, int argc, char **argv)
{
struct localuser *u;
struct cw_config *cfg;
char *context, *dialcontext, *dirintro;
int res = 0;
int last = 1;
if (argc < 1 || argc > 3) {
cw_log(LOG_ERROR, "Syntax: %s\n", directory_syntax);
return -1;
}
LOCAL_USER_ADD(u);
context = argv[0];
dialcontext = (argc > 1 && argv[1][0] ? argv[1] : context);
if (argc > 2 && strchr(argv[2], 'f'))
last = 0;
cfg = realtime_directory(context);
if (!cfg) {
LOCAL_USER_REMOVE(u);
return -1;
}
dirintro = cw_variable_retrieve(cfg, context, "directoryintro");
if (cw_strlen_zero(dirintro))
dirintro = cw_variable_retrieve(cfg, "general", "directoryintro");
if (cw_strlen_zero(dirintro)) {
if (last)
dirintro = "dir-intro";
else
dirintro = "dir-intro-fn";
}
for (;;) {
if (!res)
res = cw_streamfile(chan, dirintro, chan->language);
if (!res)
res = cw_waitstream(chan, CW_DIGIT_ANY);
cw_stopstream(chan);
if (!res)
res = cw_waitfordigit(chan, 5000);
if (res >0) {
res = do_directory(chan, cfg, context, dialcontext, res, last);
if (res > 0){
res = cw_waitstream(chan, CW_DIGIT_ANY);
cw_stopstream(chan);
if (res >= 0) {
continue;
}
}
}
break;
}
cw_config_destroy(cfg);
LOCAL_USER_REMOVE(u);
return res;
}
static void expand_fs(char *path, struct cramfs_inode *inode)
{
if (S_ISDIR(inode->mode))
do_directory(path, inode);
else if (S_ISREG(inode->mode))
do_file(path, inode);
else if (S_ISLNK(inode->mode))
do_symlink(path, inode);
else
do_special_inode(path, inode);
}
static void de_run_wad(deark *c, de_module_params *mparams)
{
lctx *d = NULL;
i64 pos;
d = de_malloc(c, sizeof(lctx));
pos = 0;
if(!do_header(c, d, pos)) goto done;
pos += 12;
do_directory(c, d, d->dir_pos);
done:
de_free(c, d);
}
void do_file_entry(const u8* base,
const char* dir,
const char* path,
const char* name, int namelen,
const struct cramfs_inode* inode)
{
int dirlen=strlen(dir);
int pathlen=strlen(path);
char pname[dirlen+pathlen+namelen+3];
const char* basename;
if (dirlen) {
strncpy(pname, dir, dirlen);
}
if (pathlen) {
if (dirlen) {
pname[dirlen]='/';
++dirlen;
}
strncpy(pname+dirlen, path, pathlen);
}
if (namelen) {
if (pathlen+dirlen) {
pname[dirlen+pathlen]='/';
++pathlen;
}
strncpy(pname+dirlen+pathlen, name, namelen);
}
pname[pathlen+dirlen+namelen]=0;
basename=namelen ? pname+dirlen+pathlen : "/";
// Create things here
printmode(inode);
printuidgid(inode);
if (S_ISREG(inode->mode)) {
do_file(base, inode->offset<<2, inode->size, pname, basename, inode->mode);
} else if (S_ISDIR(inode->mode)) {
do_directory(base, inode->offset<<2, inode->size, pname, basename, inode->mode);
} else if (S_ISLNK(inode->mode)) {
do_symlink(base, inode->offset<<2, inode->size, pname, basename, inode->mode);
} else if (S_ISFIFO(inode->mode)) {
do_fifo(base, inode->offset<<2, inode->size, pname, basename, inode->mode, inode->uid, inode->gid);
} else if (S_ISSOCK(inode->mode)) {
do_socket(base, inode->offset<<2, inode->size, pname, basename, inode->mode);
} else if (S_ISCHR(inode->mode)) {
do_chrdev(base, inode->offset<<2, inode->size, pname, basename, inode->mode, inode->uid, inode->gid);
} else if (S_ISBLK(inode->mode)) {
do_blkdev(base, inode->offset<<2, inode->size, pname, basename, inode->mode, inode->uid, inode->gid);
} else {
do_unknown(base, inode->offset<<2, inode->size, pname, basename, inode->mode);
}
if (geteuid() == 0) {
if (lchown(pname, inode->uid, inode->gid) == -1)
perror("cannot change owner or group");
} else if(opt_idsfile && path && path[0]) {
char dfp[1024];
char *p;
FILE *f;
strcpy(dfp,pname);
p = strrchr(dfp,'/');
if (!p) {
fprintf(stderr,"could not find path in '%s'\n",pname);
return;
}
strcpy(p+1,opt_idsfile);
f = fopen(dfp,"at");
if (!f) {
perror(dfp);
return;
}
fprintf(f,"%s,%u,%u,%08x\n",basename,inode->uid,inode->gid,inode->mode);
fclose(f);
}
if (geteuid() == 0 || !opt_idsfile) {
if (inode->mode & (S_ISGID|S_ISUID|S_ISVTX)) {
if (0 != chmod(pname, inode->mode)){
perror("chmod");
return;
}
}
}
printf("\n");
}
static int directory_exec(struct ast_channel *chan, void *data)
{
int res = 0;
struct localuser *u;
struct ast_config *cfg;
int last = 1;
int fromappvm = 0;
char *context, *dialcontext, *dirintro, *options;
if (ast_strlen_zero(data)) {
ast_log(LOG_WARNING, "Directory requires an argument (context[,dialcontext])\n");
return -1;
}
LOCAL_USER_ADD(u);
context = ast_strdupa(data);
dialcontext = strchr(context, '|');
if (dialcontext) {
*dialcontext = '\0';
dialcontext++;
options = strchr(dialcontext, '|');
if (options) {
*options = '\0';
options++;
if (strchr(options, 'f'))
last = 0;
if (strchr(options, 'v'))
fromappvm = 1;
}
} else
dialcontext = context;
cfg = realtime_directory(context);
if (!cfg) {
LOCAL_USER_REMOVE(u);
return -1;
}
dirintro = ast_variable_retrieve(cfg, context, "directoryintro");
if (ast_strlen_zero(dirintro))
dirintro = ast_variable_retrieve(cfg, "general", "directoryintro");
if (ast_strlen_zero(dirintro)) {
if (last)
dirintro = "dir-intro";
else
dirintro = "dir-intro-fn";
}
if (chan->_state != AST_STATE_UP)
res = ast_answer(chan);
for (;;) {
if (!res)
res = ast_streamfile(chan, dirintro, chan->language);
if (!res)
res = ast_waitstream(chan, AST_DIGIT_ANY);
ast_stopstream(chan);
if (!res)
res = ast_waitfordigit(chan, 5000);
if (res > 0) {
res = do_directory(chan, cfg, context, dialcontext, res, last, fromappvm);
if (res > 0) {
res = ast_waitstream(chan, AST_DIGIT_ANY);
ast_stopstream(chan);
if (res >= 0) {
continue;
}
}
}
break;
}
ast_config_destroy(cfg);
LOCAL_USER_REMOVE(u);
return res;
}
void do_file_entry(const u8 * base, const char *dir, const char *path, const char *name, int namelen, const struct cramfs_inode *inode) {
int dirlen = strlen(dir);
int pathlen = strlen(path);
char pname[dirlen + pathlen + namelen + 3];
const char *basename;
u32 gid = inode->gid;
if (dirlen) {
strncpy(pname, dir, dirlen);
}
if (pathlen) {
if (dirlen) {
pname[dirlen] = '/';
++dirlen;
}
strncpy(pname + dirlen, path, pathlen);
}
if (namelen) {
if (pathlen + dirlen) {
pname[dirlen + pathlen] = '/';
++pathlen;
}
strncpy(pname + dirlen + pathlen, name, namelen);
}
pname[pathlen + dirlen + namelen] = 0;
basename = namelen ? pname + dirlen + pathlen : "/";
// Create things here
//printmode(inode);
//printuidgid(inode);
if (S_ISREG(inode->mode)) {
u32 size = inode->size;
if (gid > DIR_GID) {
// sirius: this is a special LG encoding of the size.
// misusing gid field to encode the most significant byte of the size
int lg = gid - DIR_GID;
gid -= lg;
lg = lg * 0x1000000;
size += (lg);
}
do_file(base, inode->offset << 2, size, pname, basename, inode->mode);
} else if (S_ISDIR(inode->mode)) {
if (DIR_GID == 0) {
DIR_GID = gid;
}
do_directory(base, inode->offset << 2, inode->size, pname, basename, inode->mode);
} else if (S_ISLNK(inode->mode)) {
do_symlink(base, inode->offset << 2, inode->size, pname, basename, inode->mode);
} else if (S_ISFIFO(inode->mode)) {
do_fifo(base, inode->offset << 2, inode->size, pname, basename, inode->mode, inode->uid, inode->gid);
} else if (S_ISSOCK(inode->mode)) {
do_socket(base, inode->offset << 2, inode->size, pname, basename, inode->mode);
} else if (S_ISCHR(inode->mode)) {
do_chrdev(base, inode->offset << 2, inode->size, pname, basename, inode->mode, inode->uid, inode->gid);
} else if (S_ISBLK(inode->mode)) {
do_blkdev(base, inode->offset << 2, inode->size, pname, basename, inode->mode, inode->uid, inode->gid);
} else {
do_unknown(base, inode->offset << 2, inode->size, pname, basename, inode->mode);
}
if (geteuid() == 0) {
if (lchown(pname, inode->uid, gid) == -1)
perror("cannot change owner or group");
} else if (opt_idsfile && path && path[0]) {
char dfp[1024];
char *p;
FILE *f;
strcpy(dfp, pname);
p = strrchr(dfp, '/');
if (!p) {
fprintf(stderr, "could not find path in '%s'\n", pname);
return;
}
strcpy(p + 1, opt_idsfile);
f = fopen(dfp, "at");
if (!f) {
perror(dfp);
return;
}
fprintf(f, "%s,%u,%u,%08x\n", basename, inode->uid, inode->gid, inode->mode);
fclose(f);
}
if (geteuid() == 0 || !opt_idsfile) {
if (inode->mode & (S_ISGID | S_ISUID | S_ISVTX)) {
if (0 != chmod(pname, inode->mode)) {
perror("chmod");
return;
}
}
}
//printf("\n");
}
/* find domain assigned the parameter mcs category
* return >= 0 (0 is valuid domid) on success
* return -1 if nothing found
* return -2 on error
*/
static int
get_domid_by_mcs (xs_handle_t *xsh, uint16_t cat)
{
int ret = 0, i = 0, cat_int = 0, domid = -1;
char data [BUF_SIZE] = { 0, }, **domids = NULL, *cat_str = NULL;
unsigned len = 0;
uint16_t cat_uint16 = 0;
/* cycle through /local/domain/# */
syslog (LOG_DEBUG, "searching for domid with mcs: %d", cat);
domids = do_directory (xsh, LOCAL_DOMAINS, &len);
if (!domids) {
syslog (LOG_CRIT, "do_directory failed on: %s", LOCAL_DOMAINS);
return -2;
}
for (i = 0; i < len; ++i) {
/* reading contents of /local/domain/#/selinux-mcs */
ret = snprintf (data,
sizeof (data),
"%s/%s/selinux-mcs",
LOCAL_DOMAINS,
domids [i]);
if (ret < 0 || ret > BUF_SIZE) {
syslog (LOG_CRIT, "insufficient buffer size");
return -2;
}
cat_str = do_read (xsh, data);
/* if read fails assume domain has no mcs set and continue
* search
*/
if (!cat_str) {
syslog (LOG_WARNING,
"do_read failed on: %s. Carrying on.",
data);
continue;
}
cat_int = atoi (cat_str);
if (cat_int < 1 || cat_int > 1023) {
syslog (LOG_CRIT,
"value at %s is inconsistent: %d < 1 || %d > 1023",
data,
cat_int,
cat_int);
free (cat_str);
return -2;
}
cat_uint16 = cat_int;
/* if value returned == cat return domain ID (# in outer loop) */
if (cat_uint16 == cat) {
free (cat_str);
domid = atoi (domids [i]);
syslog (LOG_INFO,
"found dom with mcs %d: %s",
cat_uint16,
data);
break;
}
free (cat_str);
}
free_ids:
if (domids)
free (domids);
return domid;
}
