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Fixed bug #28519 (lwip_recvfrom bug with len > 65535)

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This commit is contained in:
goldsimon 2010-01-08 14:51:14 +00:00
parent 39717b2d9d
commit 28f0bbd575
2 changed files with 8 additions and 4 deletions
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3
CHANGELOG
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@ -33,6 +33,9 @@ HISTORY
++ Bugfixes:
2010-01-08: Simon Goldschmidt
* sockets.c: Fixed bug #28519 (lwip_recvfrom bug with len > 65535)
2010-01-08: Simon Goldschmidt
* dns.c: Copy hostname for DNS_LOCAL_HOSTLIST_IS_DYNAMIC==1 since string
passed to dns_local_addhost() might be volatile

9
src/api/sockets.c
View File

@ -477,7 +477,8 @@ lwip_recvfrom(int s, void *mem, size_t len, int flags,
{
struct lwip_socket *sock;
struct netbuf *buf;
u16_t buflen, copylen, off = 0;
u16_t buflen, copylen;
int off = 0;
struct ip_addr *addr;
u16_t port;
u8_t done = 0;
@ -526,7 +527,7 @@ lwip_recvfrom(int s, void *mem, size_t len, int flags,
}
buflen = netbuf_len(buf);
LWIP_DEBUGF(SOCKETS_DEBUG, ("lwip_recvfrom: buflen=%"U16_F" len=%"SZT_F" off=%"U16_F" sock->lastoffset=%"U16_F"\n",
LWIP_DEBUGF(SOCKETS_DEBUG, ("lwip_recvfrom: buflen=%"U16_F" len=%"SZT_F" off=%d sock->lastoffset=%"U16_F"\n",
buflen, len, off, sock->lastoffset));
buflen -= sock->lastoffset;
@ -583,7 +584,7 @@ lwip_recvfrom(int s, void *mem, size_t len, int flags,
LWIP_DEBUGF(SOCKETS_DEBUG, ("lwip_recvfrom(%d): addr=", s));
ip_addr_debug_print(SOCKETS_DEBUG, addr);
LWIP_DEBUGF(SOCKETS_DEBUG, (" port=%"U16_F" len=%"U16_F"\n", port, off));
LWIP_DEBUGF(SOCKETS_DEBUG, (" port=%"U16_F" len=%d\n", port, off));
} else {
#if SOCKETS_DEBUG
struct sockaddr_in sin;
@ -598,7 +599,7 @@ lwip_recvfrom(int s, void *mem, size_t len, int flags,
LWIP_DEBUGF(SOCKETS_DEBUG, ("lwip_recvfrom(%d): addr=", s));
ip_addr_debug_print(SOCKETS_DEBUG, addr);
LWIP_DEBUGF(SOCKETS_DEBUG, (" port=%"U16_F" len=%"U16_F"\n", port, off));
LWIP_DEBUGF(SOCKETS_DEBUG, (" port=%"U16_F" len=%d\n", port, off));
#endif /* SOCKETS_DEBUG */
}
}