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test/fuzz: add some applications, add an experimental multi-packet mode

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The experimental multi-packet mode splits input bytes depending on a length
decoded from the first 2 bytes and does that until the end of input.
To use this mode, compile with "make D=-DLWIP_FUZZ_MULTI_PACKET"

Signed-off-by: goldsimon <goldsimon@gmx.de>
This commit is contained in:
goldsimon
2018-02-15 14:35:08 +01:00
parent cd1516e2e4
commit 58de2af5f2
4 changed files with 76 additions and 9 deletions
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16
test/fuzz/lwipopts.h
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@@ -42,8 +42,14 @@
#define IPV6_FRAG_COPYHEADER 1
#define LWIP_IPV6_DUP_DETECT_ATTEMPTS 0
/* Enable DHCP to test it */
/* Enable some protocols to test them */
#define LWIP_DHCP 1
#define LWIP_AUTOIP 1
#define LWIP_IGMP 1
#define LWIP_DNS 1
#define LWIP_ALTCP 1
/* Turn off checksum verification of fuzzed data */
#define CHECKSUM_CHECK_IP 0
@@ -56,13 +62,19 @@
#define MEM_SIZE 16000
#define TCP_SND_QUEUELEN 40
#define MEMP_NUM_TCP_SEG TCP_SND_QUEUELEN
#define TCP_OVERSIZE 1
#define TCP_SND_BUF (12 * TCP_MSS)
#define TCP_WND (10 * TCP_MSS)
#define LWIP_WND_SCALE 1
#define TCP_RCV_SCALE 0
#define TCP_RCV_SCALE 2
#define PBUF_POOL_SIZE 400 /* pbuf tests need ~200KByte */
/* Minimal changes to opt.h required for etharp unit tests: */
#define ETHARP_SUPPORT_STATIC_ENTRIES 1
#define LWIP_NUM_NETIF_CLIENT_DATA 1
#define LWIP_SNMP 1
#define MIB2_STATS 1
#define LWIP_MDNS_RESPONDER 1
#endif /* LWIP_HDR_LWIPOPTS_H__ */