static int nfsopen(struct idmap_client *);
static void nfscb(int, short, void *);
static void nfsdcb(int, short, void *);
-static int validateascii(char *, u_int32_t);
static int addfield(char **, ssize_t *, char *);
static int getfield(char **, char *, size_t);
static void nfsdreopen_one(struct idmap_client *);
static void nfsdreopen(void);
-size_t strlcat(char *, const char *, size_t);
-size_t strlcpy(char *, const char *, size_t);
-ssize_t atomicio(ssize_t (*f) (int, void*, size_t),
- int, void *, size_t);
void mydaemon(int, int);
void release_parent(void);
pipefsdir, ents[i]->d_name);
if ((ic->ic_dirfd = open(path, O_RDONLY, 0)) == -1) {
- xlog_warn("dirscancb: open(%s): %s", path, strerror(errno));
+ if (verbose > 0)
+ xlog_warn("dirscancb: open(%s): %s", path, strerror(errno));
free(ic);
goto out;
}
static void
imconv(struct idmap_client *ic, struct idmap_msg *im)
{
+ u_int32_t len;
+
switch (im->im_conv) {
case IDMAP_CONV_IDTONAME:
idtonameres(im);
im->im_id, im->im_name);
break;
case IDMAP_CONV_NAMETOID:
- if (validateascii(im->im_name, sizeof(im->im_name)) == -1) {
- im->im_status |= IDMAP_STATUS_INVALIDMSG;
+ len = strnlen(im->im_name, IDMAP_NAMESZ - 1);
+ /* Check for NULL termination just to be careful */
+ if (im->im_name[len+1] != '\0')
return;
- }
nametoidres(im);
if (verbose > 1)
xlog_warn("%s %s: (%s) name \"%s\" -> id \"%d\"",
} else {
event_set(&ic->ic_event, ic->ic_fd, EV_READ, nfscb, ic);
event_add(&ic->ic_event, NULL);
- fcntl(ic->ic_dirfd, F_SETSIG, 0);
fcntl(ic->ic_dirfd, F_NOTIFY, 0);
+ fcntl(ic->ic_dirfd, F_SETSIG, 0);
if (verbose > 0)
xlog_warn("Opened %s", ic->ic_path);
}
}
}
-static int
-validateascii(char *string, u_int32_t len)
-{
- u_int32_t i;
-
- for (i = 0; i < len; i++) {
- if (string[i] == '\0')
- break;
-
- if (string[i] & 0x80)
- return (-1);
- }
-
- if ((i >= len) || string[i] != '\0')
- return (-1);
-
- return (i + 1);
-}
-
static int
addfield(char **bpp, ssize_t *bsizp, char *fld)
{
if (*bp == '\\') {
if ((n = sscanf(bp, "\\%03o", &val)) != 1)
return (-1);
- if (val > (char)-1)
+ if (val > UCHAR_MAX)
return (-1);
- *fld++ = (char)val;
+ *fld++ = val;
bp += 4;
} else {
*fld++ = *bp;