63 lines
3.0 KiB
C
63 lines
3.0 KiB
C
#if !defined(DN_CSV_H)
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#define DN_CSV_H
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// NOTE: Data structures to create and parse CSV files, supports Python style escaped quotes (e.g.
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// Using "" to escape quotes inside a quoted string).
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//
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// API
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// DN_CSV_TokeniserNextN: Reads the next N consecutive fields from the parser. If `column_iterator`
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// is `false` then the read of the N consecutive fields does not proceed past the end of the
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// current CSV row. If `true` then it reads the next N fields even if reading would progress onto
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// the next row.
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#if defined(_CLANGD)
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#include "../dn.h"
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#endif
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enum DN_CSVSerialise
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{
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DN_CSVSerialise_Read,
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DN_CSVSerialise_Write,
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};
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struct DN_CSVTokeniser
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{
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bool bad;
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DN_Str8 string;
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char delimiter;
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char const *it;
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bool end_of_line;
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};
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struct DN_CSVPack
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{
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DN_Str8Builder write_builder;
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DN_USize write_column;
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DN_CSVTokeniser read_tokeniser;
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};
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DN_CSVTokeniser DN_CSV_TokeniserInit (DN_Str8 string, char delimiter);
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bool DN_CSV_TokeniserValid (DN_CSVTokeniser *tokeniser);
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bool DN_CSV_TokeniserNextRow (DN_CSVTokeniser *tokeniser);
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DN_Str8 DN_CSV_TokeniserNextField (DN_CSVTokeniser *tokeniser);
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DN_Str8 DN_CSV_TokeniserNextColumn (DN_CSVTokeniser *tokeniser);
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void DN_CSV_TokeniserSkipLine (DN_CSVTokeniser *tokeniser);
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int DN_CSV_TokeniserNextN (DN_CSVTokeniser *tokeniser, DN_Str8 *fields, int fields_size, bool column_iterator);
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int DN_CSV_TokeniserNextColumnN(DN_CSVTokeniser *tokeniser, DN_Str8 *fields, int fields_size);
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int DN_CSV_TokeniserNextFieldN (DN_CSVTokeniser *tokeniser, DN_Str8 *fields, int fields_size);
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void DN_CSV_TokeniserSkipLineN (DN_CSVTokeniser *tokeniser, int count);
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void DN_CSV_PackU64 (DN_CSVPack *pack, DN_CSVSerialise serialise, DN_U64 *value);
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void DN_CSV_PackI64 (DN_CSVPack *pack, DN_CSVSerialise serialise, DN_I64 *value);
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void DN_CSV_PackI32 (DN_CSVPack *pack, DN_CSVSerialise serialise, DN_I32 *value);
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void DN_CSV_PackI16 (DN_CSVPack *pack, DN_CSVSerialise serialise, DN_I16 *value);
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void DN_CSV_PackI8 (DN_CSVPack *pack, DN_CSVSerialise serialise, DN_I8 *value);
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void DN_CSV_PackU32 (DN_CSVPack *pack, DN_CSVSerialise serialise, DN_U32 *value);
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void DN_CSV_PackU16 (DN_CSVPack *pack, DN_CSVSerialise serialise, DN_U16 *value);
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void DN_CSV_PackBoolAsU64 (DN_CSVPack *pack, DN_CSVSerialise serialise, bool *value);
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void DN_CSV_PackStr8 (DN_CSVPack *pack, DN_CSVSerialise serialise, DN_Str8 *str8, DN_Arena *arena);
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void DN_CSV_PackBuffer (DN_CSVPack *pack, DN_CSVSerialise serialise, void *dest, size_t *size);
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void DN_CSV_PackBufferWithMax (DN_CSVPack *pack, DN_CSVSerialise serialise, void *dest, size_t *size, size_t max);
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bool DN_CSV_PackNewLine (DN_CSVPack *pack, DN_CSVSerialise serialise);
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#endif // !defined(DN_CSV_H)
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