diff options
Diffstat (limited to 'addrtoname.h')
| -rw-r--r-- | addrtoname.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/addrtoname.h b/addrtoname.h index 97b72000..9b78ac06 100644 --- a/addrtoname.h +++ b/addrtoname.h @@ -23,6 +23,9 @@ * Definitions to let us compile most of the IPv6 code even on systems * without IPv6 support. */ + +#include "extract.h" + #ifndef INET6_ADDRSTRLEN #define INET6_ADDRSTRLEN 46 #endif @@ -55,3 +58,18 @@ extern void init_addrtoname(netdissect_options *, uint32_t, uint32_t); extern struct hnamemem *newhnamemem(netdissect_options *); extern struct h6namemem *newh6namemem(netdissect_options *); extern const char * ieee8021q_tci_string(const uint16_t); + +/* macro(s) and inline function(s) with setjmp/longjmp logic to call + * the X_string() function(s) after bounds checking. + * The macro(s) must be used on a packet buffer pointer. + */ + +static inline const char * +get_le64addr_string(netdissect_options *ndo, const u_char *p) +{ + if (!ND_TTEST_8(p)) + longjmp(ndo->ndo_truncated, 1); + return le64addr_string(ndo, p); +} + +#define GET_LE64ADDR_STRING(p) get_le64addr_string(ndo, (const u_char *)(p)) |