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abi.h 6.73 KiB
/*
* This file is part of the Poliqarp suite.
*
* Copyright (C) 2004-2009 by Instytut Podstaw Informatyki Polskiej
* Akademii Nauk (IPI PAN; Institute of Computer Science, Polish
* Academy of Sciences; cf. www.ipipan.waw.pl). All rights reserved.
*
* This file may be distributed and/or modified under the terms of the
* GNU General Public License version 2 as published by the Free Software
* Foundation and appearing in the file gpl.txt included in the packaging
* of this file. (See http://www.gnu.org/licenses/translations.html for
* unofficial translations.)
*
* A commercial license is available from IPI PAN (contact
* Michal.Ciesiolka@ipipan.waw.pl or ipi@ipipan.waw.pl for more
* information). Licensees holding a valid commercial license from IPI
* PAN may use this file in accordance with that license.
*
* This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING
* THE WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE.
*/
/**
* @file abi.h
* This file describes binary corpus format.
*/
#ifndef POLIQARP_ABI_H
#define POLIQARP_ABI_H
#include <poliqarp-config.h>
#include <stddef.h>
#include <stddef.h>
#define POLIQARP_ABI_VERSION 2
/**
* Interpretation item ABI.
*/
struct poliqarp_binary_interp {
uint32_t base_id; /**< Identifier of string associated with this
base form. */
uint32_t tag_id; /**< Identifier of string associated with this tag. */
} __attribute__((packed)); /* -64- */
union poliqarp_legacy_binary_interp {
struct {
unsigned base_id:20; /**< Identifier of string associated with this
base form. */
unsigned tag_id:12; /**< Identifier of string associated with this tag. */
} __attribute__((packed)) attributes; /* -32- */
uint32_t data;
};
static inline struct poliqarp_binary_interp
poliqarp_convert_legacy_binary_interp(
const union poliqarp_legacy_binary_interp legacy_interpretation)
{
struct poliqarp_binary_interp res;
uint32_t data = en4(legacy_interpretation.data);
res.base_id = data & 0xfffff;
res.tag_id = data >> 20;
return res;
}
/**
* Segment item ABI.
*/struct poliqarp_binary_segment {
uint32_t orth_space_id; /**< Identifier of string associated with
this segment; lowest bit set to 1
if a space occurs before this segment. */
uint32_t interp_disamb_id; /**< Identifier of the interpretation set
(disambiguated). */
uint32_t interp_amb_id; /**< Identifier of the interpretation set
(ambiguous). */
} __attribute__((packed)); /* -96- */
union poliqarp_legacy_binary_segment {
struct {
unsigned space:1; /**< Set to one if a space occurs before
this segment. */
unsigned orth_id:21; /**< Identifier of string associated with
this segment. */
unsigned interp_disamb_id:21; /**< Identifier of the interpretation set
(disambiguated). */
unsigned interp_amb_id:21; /**< Identifier of the interpretation set
(ambiguous). */
} __attribute__((packed)) attributes;
uint64_t data;
} __attribute__((packed)); /* -64- */
static inline struct poliqarp_binary_segment
poliqarp_convert_legacy_binary_segment(
const union poliqarp_legacy_binary_segment legacy_segment)
{
struct poliqarp_binary_segment res;
uint64_t data = en8(legacy_segment.data);
res.orth_space_id = data & 0x3fffff;
res.interp_disamb_id = (data >> 22) & 0x1fffff;
res.interp_amb_id = (data >> 43) & 0x1fffff;
return res;
}
#ifdef WORDS_BIGENDIAN
#define POLIQARP_INTERP_LE_TO_HE(x) do { \
(x).base_id = en4((x).base_id); \
(x).tag_id = en4((x).tag_id); \
} while (0)
#define POLIQARP_SEGMENT_LE_TO_HE(x) do { \
(x).orth_space_id = en4((x).orth_space_id); \
(x).interp_disamb_id = en4((x).interp_disamb_id); \
(x).interp_amb_id = en4((x).interp_amb_id); \
} while (0)
#else
#define POLIQARP_INTERP_LE_TO_HE(x) do { } while (0)
#define POLIQARP_SEGMENT_LE_TO_HE(x) do { } while (0)
#endif
struct poliqarp_interpretation {
const struct poliqarp_corpus *corpus;
struct poliqarp_binary_interp interp;
bool disamb;
};
struct poliqarp_segment {
const struct poliqarp_corpus *corpus; /**< Corpus that this segment
belongs to. */
struct poliqarp_binary_segment segment; /**< Information about the
segment. */
};
struct poliqarp_interpretation_set { const struct poliqarp_corpus *corpus;
/**< Corpus that this set belongs to. */
uint32_t set; /**< Identifier of the set. */
bool disamb; /**< True iff it's a disambiguated set. */
};
/** Date metadata, all fields are self-explanatory. */
struct poliqarp_meta_date {
uint16_t year; /**< Year. */
uint8_t month; /**< Month. */
uint8_t day; /**< Day. */
};
enum poliqarp_binary_metadata_type {
POLIQARP_METADATA_SINGLE, /**< Item has a single value. */
POLIQARP_METADATA_MULTI, /**< Item has multiple values. */
POLIQARP_METADATA_DATE, /**< Item has a single date value. */
POLIQARP_METADATA_UNDEFINED /**< This value is undefined for the item. */
};
/** Type + value union. */
struct poliqarp_binary_metadata {
uint32_t type; /**< Type of meta item. */
uint32_t key; /**< Key to key dictionary in backend meta. */
union {
uint32_t text; /**< Key to value dictionary. */
struct poliqarp_meta_date date; /**< Packed date. */
} value_as; /**< Union of values. */
};
struct poliqarp_metadata {
const struct poliqarp_corpus *corpus;
/**< Corpus that this metadata belongs to. */
struct poliqarp_binary_metadata meta; /**< The metadata proper. */
};
struct poliqarp_metadata_set {
const struct poliqarp_corpus *corpus;
/**< Corpus that this set belongs to. */
size_t low; /**< Lower range of metadata. */
size_t high; /**< Higher range of metadata. */
};
/** Document information. */
struct poliqarp_document {
uint32_t corpus_low; /**< Lower bound of corpus. */
uint32_t corpus_high; /**< Higher bound of corpus. */
uint32_t meta_low; /**< Lower bound of meta data. */
uint32_t meta_high; /**< Higher bound of meta data. */
};
/** Subdocument information. */
struct poliqarp_subdocument {
uint32_t corpus_low; /**< Lower bound of corpus. */
uint32_t corpus_high; /**< Higher bound of corpus. */
};
#endif /* ABI_H */