Message ID | alpine.DEB.2.00.1101121516290.5210@sg-desktop.belvok.com |
---|---|
State | New |
Headers | show |
On Wed, Jan 12, 2011 at 03:57:18PM +0200, Sergei Gavrikov wrote: > From: Sergei Gavrikov <sergei.gavrikov@gmail.com> > > According to RFC 1350 (TFTP Revision 2) the mode field can contain any > combination of upper and lower case; also RFC 2349 propagates that the > transfer size option ("tsize") is case in-sensitive too. > > Current implementation of embedded TFTP server missed that what does > mess some TFTP clients. Fixed by using STRCASECMP(3) in the required > places. > > Signed-off-by: Sergei Gavrikov <sergei.gavrikov@gmail.com> > Reviewed-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com> I've applied this, thanks both of you. Cheers > --- > slirp/tftp.c | 4 ++-- > 1 files changed, 2 insertions(+), 2 deletions(-) > > diff --git a/slirp/tftp.c b/slirp/tftp.c > index 55e4692..1821648 100644 > --- a/slirp/tftp.c > +++ b/slirp/tftp.c > @@ -311,7 +311,7 @@ static void tftp_handle_rrq(Slirp *slirp, struct tftp_t *tp, int pktlen) > return; > } > > - if (memcmp(&tp->x.tp_buf[k], "octet\0", 6) != 0) { > + if (strcasecmp((const char *)&tp->x.tp_buf[k], "octet") != 0) { > tftp_send_error(spt, 4, "Unsupported transfer mode", tp); > return; > } > @@ -351,7 +351,7 @@ static void tftp_handle_rrq(Slirp *slirp, struct tftp_t *tp, int pktlen) > value = (const char *)&tp->x.tp_buf[k]; > k += strlen(value) + 1; > > - if (strcmp(key, "tsize") == 0) { > + if (strcasecmp(key, "tsize") == 0) { > int tsize = atoi(value); > struct stat stat_p; > >
diff --git a/slirp/tftp.c b/slirp/tftp.c index 55e4692..1821648 100644 --- a/slirp/tftp.c +++ b/slirp/tftp.c @@ -311,7 +311,7 @@ static void tftp_handle_rrq(Slirp *slirp, struct tftp_t *tp, int pktlen) return; } - if (memcmp(&tp->x.tp_buf[k], "octet\0", 6) != 0) { + if (strcasecmp((const char *)&tp->x.tp_buf[k], "octet") != 0) { tftp_send_error(spt, 4, "Unsupported transfer mode", tp); return; } @@ -351,7 +351,7 @@ static void tftp_handle_rrq(Slirp *slirp, struct tftp_t *tp, int pktlen) value = (const char *)&tp->x.tp_buf[k]; k += strlen(value) + 1; - if (strcmp(key, "tsize") == 0) { + if (strcasecmp(key, "tsize") == 0) { int tsize = atoi(value); struct stat stat_p;