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mysql: Improve date and time parsing

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This commit is contained in:
Fupeng Zhao 2024-07-12 11:21:44 +02:00 • committed by Arne Welzel
parent 7b8bbc6d00
commit 4adea7978c
1 changed files with 38 additions and 2 deletions
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40
src/analyzer/protocol/mysql/mysql-protocol.pac
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@ -209,14 +209,50 @@ enum field_types {
TYPE_GEOMETRY = 0xff,
};
type Date = record {
year : int16;
month: int8;
day : int8;
};
type Time = record {
hour : int8;
minute: int8;
second: int8;
};
type BinaryDate = record {
len: uint8 &enforce(len == 0 || len == 4 || len == 7 || len == 11);
not_implemented: bytestring &length=len;
have_date: case ( len > 0 ) of {
true -> date : Date;
false -> none_1: empty;
};
have_time: case ( len > 4 ) of {
true -> time : Time;
false -> none_2: empty;
};
have_micros: case ( len > 7 ) of {
true -> micros: int32;
false -> none_3: empty;
};
};
type DurationTime = record {
is_negative: int8 &enforce(is_negative == 0 || is_negative == 1);
days : int32;
time : Time;
};
type BinaryTime = record {
len: uint8 &enforce(len == 0 || len == 8 || len == 12);
not_implemented: bytestring &length=len;
have_time: case ( len > 0 ) of {
true -> time : DurationTime;
false -> none_1: empty;
};
have_micros: case ( len > 8 ) of {
true -> micros: int32;
false -> none_2: empty;
};
};
type BinaryValue(type: uint16) = record {