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82 lines
1.8 KiB
82 lines
1.8 KiB
/*
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Part of the IR MODULE
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For more info:
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- https://re2c.org/
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- https://re2c.org/manual/manual_c.html
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*/
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#pragma once
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// TODO: some sanity checks for 'valid' ranges of the parsed values, when state machine reaches individual value decoders?
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ParseResult<Payload> parse(StringView view) {
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const char* YYCURSOR { view.begin() };
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const char* YYLIMIT { view.end() };
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const char* YYMARKER;
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const char *p0 = nullptr, *p1 = nullptr;
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const char *c0 = nullptr, *c1 = nullptr;
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const char *b0 = nullptr, *b1 = nullptr;
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const char *r0 = nullptr, *r1 = nullptr;
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const char *s0 = nullptr, *s1 = nullptr;
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const char *d0 = nullptr, *d1 = nullptr;
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ParseResult<Payload> out;
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/*!stags:re2c format = 'const char *@@{tag} { nullptr };\n'; */
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/*!re2c
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re2c:eof = 0;
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re2c:yyfill:enable = 0;
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re2c:flags:tags = 1;
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re2c:define:YYCTYPE = "char";
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re2c:define:YYFILL = "goto return_out;";
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dec = [0-9];
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val = [0-9A-Fa-f]{2,16};
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@p0 dec+ @p1 [:]
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@c0 val @c1 [:]
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@b0 dec+ @b1 { goto update_out; }
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@p0 dec+ @p1 [:]
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@c0 val @c1 [:]
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@b0 dec+ @b1 [:]
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@r0 dec+ @r1 { goto update_out; }
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@p0 dec+ @p1 [:]
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@c0 val @c1 [:]
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@b0 dec+ @b1 [:]
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@r0 dec+ @r1 [:]
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@s0 dec+ @s1 { goto update_out; }
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@p0 dec+ @p1 [:]
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@c0 val @c1 [:]
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@b0 dec+ @b1 [:]
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@r0 dec+ @r1 [:]
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@s0 dec+ @s1 [:]
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@d0 dec+ @d1 { goto update_out; }
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* { goto return_out; }
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$ { goto return_out; }
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*/
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update_out:
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{
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if (!((c1 - c0) % 2)) {
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out = prepare(
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StringView{p0, p1},
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StringView{c0, c1},
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StringView{b0, b1},
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StringView{r0, r1},
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StringView{s0, s1},
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StringView{d0, d1});
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}
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}
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return_out:
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return out;
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}
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