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dfilter: Add aliases "any_eq" and "all_ne"

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João Valverde 2021-12-22 09:36:46 +00:00 committed by João Valverde
parent 8b23dd3a3c
commit d8b7d1f821
2 changed files with 3 additions and 0 deletions
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1
docbook/release-notes.adoc
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@ -50,6 +50,7 @@ They previously shipped with Npcap 1.55.
Some exotic patterns may now be invalid and require rewriting.
** Adds a new strict equality operator "===" or "all_eq". The expression "a === b" is true if and only if all a's are equal to b.
The negation of "===" can now be written as "!==" (any_ne), in adittion to "~=" (introduced in Wireshark 3.6.0).
** Adds the aliases "any_eq" for "==" and "all_ne" for "!=".
* HTTP2 dissector now supports using fake headers to parse the DATAs of streams captured without first HEADERS frames of a long-lived stream (like
gRPC streaming call which allows sending many request or response messages in one HTTP2 stream). User can specify fake headers according to the

2
epan/dfilter/scanner.l
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@ -113,8 +113,10 @@ static gboolean parse_charconst(dfwork_t *dfw, const char *s, unsigned long *val
"==" return simple(TOKEN_TEST_ANY_EQ);
"eq" return simple(TOKEN_TEST_ANY_EQ);
"any_eq" return simple(TOKEN_TEST_ANY_EQ);
"!=" return simple(TOKEN_TEST_ALL_NE);
"ne" return simple(TOKEN_TEST_ALL_NE);
"all_ne" return simple(TOKEN_TEST_ALL_NE);
"===" return simple(TOKEN_TEST_ALL_EQ);
"all_eq" return simple(TOKEN_TEST_ALL_EQ);
"!==" return simple(TOKEN_TEST_ANY_NE);