rpn2cql.c File Reference

Implements RPN to CQL conversion. More...

#include <assert.h>
#include <stdlib.h>
#include <string.h>
#include <yaz/rpn2cql.h>
#include <yaz/xmalloc.h>
#include <yaz/diagbib1.h>
#include <yaz/z-core.h>
#include <yaz/wrbuf.h>
#include <yaz/logrpn.h>

Go to the source code of this file.

Functions
static const char *	lookup_index_from_string_attr (Z_AttributeList *attributes, Odr_int *numeric_value)
static const char *	lookup_relation_index_from_attr (Z_AttributeList *attributes)
static int	rpn2cql_attr (cql_transform_t ct, Z_AttributeList *attributes, WRBUF w)
static Odr_int	lookup_truncation (Z_AttributeList *attributes)
static int	rpn2cql_simple (cql_transform_t ct, void(*pr)(const char *buf, void *client_data), void *client_data, Z_Operand *q, WRBUF w)
static int	rpn2cql_structure (cql_transform_t ct, void(*pr)(const char *buf, void *client_data), void *client_data, Z_RPNStructure *q, int nested, WRBUF w)
int	cql_transform_rpn2cql_stream_r (cql_transform_t ct, WRBUF addinfo, void(*pr)(const char *buf, void *client_data), void *client_data, Z_RPNQuery *q)
	transforms RPN query to CQL output stream (re-entrant) More...
int	cql_transform_rpn2cql_stream (cql_transform_t ct, void(*pr)(const char *buf, void *client_data), void *client_data, Z_RPNQuery *q)
	transforms RPN query to CQL output stream (NOT re-entrant) More...
int	cql_transform_rpn2cql_wrbuf (cql_transform_t ct, WRBUF w, Z_RPNQuery *q)
	transforms RPN query to CQL WRBUF (NOT re-entrant) More...

Detailed Description

Implements RPN to CQL conversion.

Definition in file rpn2cql.c.

Function Documentation

cql_transform_rpn2cql_stream()

int cql_transform_rpn2cql_stream	(	cql_transform_t	ct,
		void(*)(const char *buf, void *client_data)	pr,
		void *	client_data,
		Z_RPNQuery *	q
	)

transforms RPN query to CQL output stream (NOT re-entrant)

Parameters

ct	CQL transform handle
pr	print function
client_data	opaque data to be passed to print handler
q	RPN Query

Return values

0	success
!=0	failure (error code)

Definition at line 368 of file rpn2cql.c.

References cql_transform_rpn2cql_stream_r(), cql_transform_set_error(), wrbuf_alloc(), wrbuf_cstr(), wrbuf_destroy(), and wrbuf_len.

Referenced by cql_transform_rpn2cql_wrbuf().

cql_transform_rpn2cql_stream_r()

int cql_transform_rpn2cql_stream_r	(	cql_transform_t	ct,
		WRBUF	addinfo,
		void(*)(const char *buf, void *client_data)	pr,
		void *	client_data,
		Z_RPNQuery *	q
	)

transforms RPN query to CQL output stream (re-entrant)

Parameters

ct	CQL transform handle
addinfo	for additional error info
pr	print function
client_data	opaque data to be passed to print handler
q	RPN Query

Return values

0	success
!=0	failure (error code)

Definition at line 354 of file rpn2cql.c.

References rpn2cql_structure(), Z_RPNQuery::RPNStructure, and wrbuf_rewind().

Referenced by cql_transform_rpn2cql_stream().

cql_transform_rpn2cql_wrbuf()

int cql_transform_rpn2cql_wrbuf	(	cql_transform_t	ct,
		WRBUF	w,
		Z_RPNQuery *	q
	)

transforms RPN query to CQL WRBUF (NOT re-entrant)

Parameters

ct	CQL transform handle
w	WRBUF handle for result
q	RPN Query

Return values

0	success
!=0	failure (error code)

Definition at line 382 of file rpn2cql.c.

References cql_transform_rpn2cql_stream(), and wrbuf_vp_puts().

lookup_index_from_string_attr()

static const char* lookup_index_from_string_attr ( Z_AttributeList *  attributes, Odr_int *  numeric_value  )

static

Definition at line 23 of file rpn2cql.c.

References Z_AttributeList::attributes, Z_AttributeElement::attributeType, Z_AttributeElement::complex, Z_ComplexAttribute::list, Z_AttributeList::num_attributes, Z_ComplexAttribute::num_list, Z_AttributeElement::numeric, Z_StringOrNumeric::string, Z_StringOrNumeric::u, Z_AttributeElement::value, Z_AttributeElement::which, Z_StringOrNumeric::which, Z_AttributeValue_complex, Z_AttributeValue_numeric, and Z_StringOrNumeric_string.

Referenced by rpn2cql_attr().

lookup_relation_index_from_attr()

static const char* lookup_relation_index_from_attr ( Z_AttributeList *  attributes )

static

Definition at line 56 of file rpn2cql.c.

References Z_AttributeList::attributes, Z_AttributeElement::attributeType, Z_AttributeList::num_attributes, Z_AttributeElement::numeric, Z_AttributeElement::value, Z_AttributeElement::which, Z_AttributeValue_numeric, Z_ProximityOperator_Prox_equal, Z_ProximityOperator_Prox_greaterThan, Z_ProximityOperator_Prox_greaterThanOrEqual, Z_ProximityOperator_Prox_lessThan, Z_ProximityOperator_Prox_lessThanOrEqual, and Z_ProximityOperator_Prox_notEqual.

Referenced by rpn2cql_attr().

lookup_truncation()

static Odr_int lookup_truncation ( Z_AttributeList *  attributes )

static

Definition at line 161 of file rpn2cql.c.

References Z_AttributeList::attributes, Z_AttributeElement::attributeType, Z_AttributeList::num_attributes, Z_AttributeElement::numeric, Z_AttributeElement::value, Z_AttributeElement::which, and Z_AttributeValue_numeric.

Referenced by rpn2cql_simple().

rpn2cql_attr()

static int rpn2cql_attr ( cql_transform_t  ct, Z_AttributeList *  attributes, WRBUF  w  )

static

Definition at line 108 of file rpn2cql.c.

References cql_lookup_reverse(), lookup_index_from_string_attr(), lookup_relation_index_from_attr(), ODR_INT_PRINTF, wrbuf_printf(), wrbuf_puts(), wrbuf_rewind(), and YAZ_BIB1_UNSUPP_USE_ATTRIBUTE.

Referenced by rpn2cql_simple().

rpn2cql_simple()

static int rpn2cql_simple ( cql_transform_t  ct, void(*)(const char *buf, void *client_data)  pr, void *  client_data, Z_Operand *  q, WRBUF  w  )

static

Definition at line 177 of file rpn2cql.c.

References Z_AttributesPlusTerm::attributes, Z_Operand::attributesPlusTerm, odr_oct::buf, Z_Term::characterString, Z_Term::general, odr_oct::len, lookup_truncation(), Z_Term::numeric, ODR_INT_PRINTF, rpn2cql_attr(), Z_AttributesPlusTerm::term, Z_Operand::u, Z_Term::u, Z_Operand::which, Z_Term::which, wrbuf_cstr(), wrbuf_printf(), wrbuf_putc, wrbuf_puts(), wrbuf_rewind(), YAZ_BIB1_RESULT_SET_UNSUPP_AS_A_SEARCH_TERM, YAZ_BIB1_TERM_TYPE_UNSUPP, YAZ_BIB1_UNSUPP_TRUNCATION_ATTRIBUTE, Z_Operand_APT, Z_Term_characterString, Z_Term_general, and Z_Term_numeric.

Referenced by rpn2cql_structure().

rpn2cql_structure()

static int rpn2cql_structure ( cql_transform_t  ct, void(*)(const char *buf, void *client_data)  pr, void *  client_data, Z_RPNStructure *  q, int  nested, WRBUF  w  )

static

Definition at line 281 of file rpn2cql.c.

References Z_RPNStructure::complex, Z_ProximityOperator::distance, Z_ProximityOperator::known, Z_ProximityOperator::ordered, Z_Operator::prox, Z_ProximityOperator::relationType, Z_Complex::roperator, rpn2cql_simple(), Z_Complex::s1, Z_Complex::s2, Z_RPNStructure::simple, Z_RPNStructure::u, Z_Operator::u, Z_ProximityOperator::u, Z_RPNStructure::which, Z_Operator::which, Z_ProximityOperator::which, wrbuf_rewind(), YAZ_BIB1_UNSUPP_SEARCH, yaz_prox_unit_name(), Z_Operator_and, Z_Operator_and_not, Z_Operator_or, Z_Operator_prox, Z_ProximityOperator_known, Z_ProximityOperator_Prox_lessThan, Z_ProximityOperator_Prox_notEqual, Z_ProxUnit_word, and Z_RPNStructure_simple.

Referenced by cql_transform_rpn2cql_stream_r().