X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/729a57f75a9c97fecc9ba5b4d7762dd89c797748..a63600a1fc28dbc7ae7ce9f996829c49a25fb33c:/extract.h

diff --git a/extract.h b/extract.h
index dfb21f69..d7d803df 100644
--- a/extract.h
+++ b/extract.h
@@ -37,6 +37,7 @@
  */
 #include "funcattrs.h"
 #include "netdissect.h"
+#include "diag-control.h"
 
 /*
  * If we have versions of GCC or Clang that support an __attribute__
@@ -148,7 +149,7 @@ EXTRACT_IPV4_TO_HOST_ORDER(const void *p)
  * cast the pointer to point to one of those, and fetch through it;
  * the GCC manual doesn't appear to explicitly say that
  * __attribute__((packed)) causes the compiler to generate unaligned-safe
- * code, but it apppears to do so.
+ * code, but it appears to do so.
  *
  * We do this in case the compiler can generate code using those
  * instructions to do an unaligned load and pass stuff to "ntohs()" or
@@ -575,19 +576,13 @@ EXTRACT_IPV4_TO_NETWORK_ORDER(const void *p)
 #define ND_TTEST_16(p) ND_TTEST_LEN((p), 16)
 #define ND_TCHECK_16(p) ND_TCHECK_LEN((p), 16)
 
-static inline NORETURN void
-nd_trunc(netdissect_options *ndo)
-{
-	longjmp(ndo->ndo_truncated, 1);
-}
-
 /* get_u_1 and get_s_1 */
 
 static inline uint8_t
 get_u_1(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_1(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_U_1(p);
 }
 
@@ -595,7 +590,7 @@ static inline int8_t
 get_s_1(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_1(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_S_1(p);
 }
 
@@ -605,7 +600,7 @@ static inline uint16_t
 get_be_u_2(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_2(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_BE_U_2(p);
 }
 
@@ -613,7 +608,7 @@ static inline uint32_t
 get_be_u_3(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_3(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_BE_U_3(p);
 }
 
@@ -621,7 +616,7 @@ static inline uint32_t
 get_be_u_4(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_4(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_BE_U_4(p);
 }
 
@@ -629,7 +624,7 @@ static inline uint64_t
 get_be_u_5(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_5(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_BE_U_5(p);
 }
 
@@ -637,7 +632,7 @@ static inline uint64_t
 get_be_u_6(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_6(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_BE_U_6(p);
 }
 
@@ -645,7 +640,7 @@ static inline uint64_t
 get_be_u_7(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_7(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_BE_U_7(p);
 }
 
@@ -653,7 +648,7 @@ static inline uint64_t
 get_be_u_8(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_8(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_BE_U_8(p);
 }
 
@@ -663,7 +658,7 @@ static inline int16_t
 get_be_s_2(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_2(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_BE_S_2(p);
 }
 
@@ -671,7 +666,7 @@ static inline int32_t
 get_be_s_3(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_3(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_BE_S_3(p);
 }
 
@@ -679,7 +674,7 @@ static inline int32_t
 get_be_s_4(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_4(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_BE_S_4(p);
 }
 
@@ -687,7 +682,7 @@ static inline int64_t
 get_be_s_5(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_5(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_BE_S_5(p);
 }
 
@@ -695,7 +690,7 @@ static inline int64_t
 get_be_s_6(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_6(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_BE_S_6(p);
 }
 
@@ -703,7 +698,7 @@ static inline int64_t
 get_be_s_7(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_7(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_BE_S_7(p);
 }
 
@@ -711,7 +706,7 @@ static inline int64_t
 get_be_s_8(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_8(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_BE_S_8(p);
 }
 
@@ -721,7 +716,7 @@ static inline uint16_t
 get_he_u_2(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_2(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_HE_U_2(p);
 }
 
@@ -729,7 +724,7 @@ static inline uint32_t
 get_he_u_4(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_4(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_HE_U_4(p);
 }
 
@@ -739,7 +734,7 @@ static inline int16_t
 get_he_s_2(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_2(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_HE_S_2(p);
 }
 
@@ -747,7 +742,7 @@ static inline int32_t
 get_he_s_4(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_4(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_HE_S_4(p);
 }
 
@@ -757,7 +752,7 @@ static inline uint16_t
 get_le_u_2(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_2(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_LE_U_2(p);
 }
 
@@ -765,7 +760,7 @@ static inline uint32_t
 get_le_u_3(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_3(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_LE_U_3(p);
 }
 
@@ -773,7 +768,7 @@ static inline uint32_t
 get_le_u_4(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_4(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_LE_U_4(p);
 }
 
@@ -781,7 +776,7 @@ static inline uint64_t
 get_le_u_5(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_5(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_LE_U_5(p);
 }
 
@@ -789,7 +784,7 @@ static inline uint64_t
 get_le_u_6(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_6(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_LE_U_6(p);
 }
 
@@ -797,7 +792,7 @@ static inline uint64_t
 get_le_u_7(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_7(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_LE_U_7(p);
 }
 
@@ -805,7 +800,7 @@ static inline uint64_t
 get_le_u_8(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_8(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_LE_U_8(p);
 }
 
@@ -815,7 +810,7 @@ static inline int16_t
 get_le_s_2(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_2(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_LE_S_2(p);
 }
 
@@ -823,7 +818,7 @@ static inline int32_t
 get_le_s_3(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_3(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_LE_S_3(p);
 }
 
@@ -831,7 +826,7 @@ static inline int32_t
 get_le_s_4(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_4(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_LE_S_4(p);
 }
 
@@ -839,7 +834,7 @@ static inline int64_t
 get_le_s_8(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_8(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_LE_S_8(p);
 }
 
@@ -849,7 +844,7 @@ static inline uint32_t
 get_ipv4_to_host_order(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_4(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_IPV4_TO_HOST_ORDER(p);
 }
 
@@ -857,7 +852,7 @@ static inline uint32_t
 get_ipv4_to_network_order(netdissect_options *ndo, const u_char *p)
 {
 	if (!ND_TTEST_4(p))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	return EXTRACT_IPV4_TO_NETWORK_ORDER(p);
 }
 
@@ -865,7 +860,7 @@ static inline void
 get_cpy_bytes(netdissect_options *ndo, u_char *dst, const u_char *p, size_t len)
 {
 	if (!ND_TTEST_LEN(p, len))
-		nd_trunc(ndo);
+		nd_trunc_longjmp(ndo);
 	UNALIGNED_MEMCPY(dst, p, len);
 }