X-Git-Url: http://git.indexdata.com/?p=yaz-moved-to-github.git;a=blobdiff_plain;f=include%2Fyaz%2Fmarcdisp.h;h=3c98b5b81ee27735f7cf4ce797cfd175dbd3198c;hp=97fad09dc0a1336c4b6ce287c4002e4a151a3a0a;hb=c7737ca64f706b92bf37ad107b92d8c73ff82932;hpb=8f8560e0ab3b370263683d8aea81b839c5927091 diff --git a/include/yaz/marcdisp.h b/include/yaz/marcdisp.h index 97fad09..3c98b5b 100644 --- a/include/yaz/marcdisp.h +++ b/include/yaz/marcdisp.h @@ -1,5 +1,5 @@ -/* - * Copyright (c) 1995-2006, Index Data +/* This file is part of the YAZ toolkit. + * Copyright (C) 1995-2013 Index Data. * All rights reserved. * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: @@ -24,7 +24,6 @@ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ -/* $Id: marcdisp.h,v 1.21 2006-12-13 11:25:17 adam Exp $ */ /** * \file marcdisp.h @@ -38,7 +37,9 @@ #include #include +#include #include +#include YAZ_BEGIN_CDECL @@ -51,7 +52,12 @@ YAZ_EXPORT yaz_marc_t yaz_marc_create(void); /** \brief destroy yaz_marc_t handle */ YAZ_EXPORT void yaz_marc_destroy(yaz_marc_t mt); -/** \brief set XML mode YAZ_MARC_LINE, YAZ_MARC_SIMPLEXML, ... */ +/** \brief set XML mode YAZ_MARC_LINE, YAZ_MARCXML, YAZ_MARC_ISO2709 .. + \param mt MARC handle + \param xmlmode mode. + + This function ONLY affects yaz_marc_write_mode, yaz_marc_write_trailer. +*/ YAZ_EXPORT void yaz_marc_xml(yaz_marc_t mt, int xmlmode); /** \brief Output format: Line-format */ @@ -64,17 +70,22 @@ YAZ_EXPORT void yaz_marc_xml(yaz_marc_t mt, int xmlmode); #define YAZ_MARC_MARCXML 3 /** \brief Output format: ISO2709 */ #define YAZ_MARC_ISO2709 4 -/** \brief Output format: MarcXchange */ +/** \brief Output format: MarcXchange (ISO25577) */ #define YAZ_MARC_XCHANGE 5 /** \brief Output format: check only (no marc output) */ -#define YAZ_MARC_CHECK 6 +#define YAZ_MARC_CHECK 6 +/** \brief Output format: Turbo MARC Index Data format (XML based) */ +#define YAZ_MARC_TURBOMARC 7 -/** \brief supply iconv handle for character set conversion .. */ +/** \brief set iconv handle for character set conversion */ YAZ_EXPORT void yaz_marc_iconv(yaz_marc_t mt, yaz_iconv_t cd); -/** \brief set debug level +/** \brief supply iconv handle for character set conversion */ +YAZ_EXPORT yaz_iconv_t yaz_marc_get_iconv(yaz_marc_t mt); + +/** \brief set debug level \param mt handle - \param level level, where 0=lowest, 1 more debug, 2 even more + \param level level, where 0=lowest, 1 more debug, 2 even more */ YAZ_EXPORT void yaz_marc_debug(yaz_marc_t mt, int level); @@ -82,15 +93,15 @@ YAZ_EXPORT void yaz_marc_debug(yaz_marc_t mt, int level); \param mt marc handle \param buf input buffer \param bsize size of buffer or (-1 if "any size") - \param result result to be stored here (allocate before use!) - \param rsize size of result (set before calling) + \param result result to be stored here + \param rsize size of result (memory "owned" by yaz_marc_mt handle) Decodes MARC in buf of size bsize. - On success, result in *result with size *rsize. + On success, result in *result with size *rsize. Returns -1 on error, or size of input record (>0) if OK */ YAZ_EXPORT int yaz_marc_decode_buf(yaz_marc_t mt, const char *buf, int bsize, - char **result, int *rsize); + const char **result, size_t *rsize); /** \brief decodes ISO2709/MARC buffer and stores result in WRBUF \param mt handle @@ -105,20 +116,6 @@ YAZ_EXPORT int yaz_marc_decode_buf(yaz_marc_t mt, const char *buf, int bsize, YAZ_EXPORT int yaz_marc_decode_wrbuf(yaz_marc_t mt, const char *buf, int bsize, WRBUF wrbuf); -/** \brief depricated */ -YAZ_EXPORT int marc_display(const char *buf, FILE *outf); -/** \brief depricated */ -YAZ_EXPORT int marc_display_ex(const char *buf, FILE *outf, int debug); -/** \brief depricated */ -YAZ_EXPORT int marc_display_exl(const char *buf, FILE *outf, int debug, - int length); -/** \brief depricated */ -YAZ_EXPORT int marc_display_wrbuf(const char *buf, WRBUF wr, int debug, - int bsize); -/** \brief depricated */ -YAZ_EXPORT int yaz_marc_decode(const char *buf, WRBUF wr, - int debug, int bsize, int xml); - YAZ_EXPORT void yaz_marc_subfield_str(yaz_marc_t mt, const char *s); YAZ_EXPORT void yaz_marc_endline_str(yaz_marc_t mt, const char *s); @@ -126,9 +123,23 @@ YAZ_EXPORT void yaz_marc_endline_str(yaz_marc_t mt, const char *s); YAZ_EXPORT void yaz_marc_modify_leader(yaz_marc_t mt, size_t off, const char *str); -/** \brief like atoi(3) except that it reads exactly len characters */ +/** \brief like atoi(3) except that it reads exactly len characters + \param buf buffer to read + \param len number of bytes to consider (being digits) + \returns value + */ YAZ_EXPORT int atoi_n(const char *buf, int len); +/** \brief like atoi_n but checks for proper formatting + \param buf buffer to read values from + \param size size of buffer + \param val value of decimal number (if successful) + \retval 0 no value found (non-digits found) + \retval 1 value found and *val holds value +*/ +YAZ_EXPORT +int atoi_n_check(const char *buf, int size, int *val); + /** \brief MARC control char: record separator (29 Dec, 1D Hex) */ #define ISO2709_RS 035 /** \brief MARC control char: field separator (30 Dec, 1E Hex) */ @@ -142,42 +153,72 @@ YAZ_EXPORT int atoi_n(const char *buf, int len); \param bsize size of buffer (-1 for unlimited size) Parses ISO2709 record from supplied buffer - Returns > 0 for OK (same as length), -1=ERROR + \retval -1 ERROR + \retval >0 OK (length) */ YAZ_EXPORT int yaz_marc_read_iso2709(yaz_marc_t mt, const char *buf, int bsize); -/** \brief parses MARCXML/MarcXchange record from xmlNode pointer +/** \brief read MARC lineformat from stream \param mt handle - \param ptr is a pointer to root xml node + \param getbyte get one byte handler + \param ungetbyte unget one byte handler + \param client_data opaque data for handers + \retval -1 ERROR + \retval >0 OK (length) - Returns 0=OK, -1=ERROR + Parses MARC line record from stream + Returns > 0 for OK (same as length), -1=ERROR +*/ +YAZ_EXPORT +int yaz_marc_read_line(yaz_marc_t mt, + int (*getbyte)(void *client_data), + void (*ungetbyte)(int b, void *client_data), + void *client_data); + +#if YAZ_HAVE_XML2 +/** \brief parses MARCXML/MarcXchange/TurboMARC record from xmlNode pointer + \param mt handle + \param ptr is a pointer to root xml node + \retval 0 OK + \retval -1 ERROR */ YAZ_EXPORT int yaz_marc_read_xml(yaz_marc_t mt, const xmlNode *ptr); +#endif /** \brief writes record in line format \param mt handle \param wrbuf WRBUF for output - - Returns 0=OK, -1=ERROR + \retval 0 OK + \retval -1 ERROR */ YAZ_EXPORT int yaz_marc_write_line(yaz_marc_t mt, WRBUF wrbuf); /** \brief writes record in MARCXML format \param mt handle \param wrbuf WRBUF for output + \retval 0 OK + \retval -1 ERROR - Sets leader[9]='a' . Returns 0=OK, -1=ERROR . + Sets leader[9]='a' . */ YAZ_EXPORT int yaz_marc_write_marcxml(yaz_marc_t mt, WRBUF wrbuf); -/** \brief writes record in MarcXchange XML +/** \brief writes record in TurboMARC format + \param mt handle + \param wrbuf WRBUF for output + \retval 0 OK + \retval -1 ERROR +*/ +YAZ_EXPORT int yaz_marc_write_turbomarc(yaz_marc_t mt, WRBUF wrbuf); + +/** \brief writes record in MarcXchange XML (ISO25577) \param mt handle \param wrbuf WRBUF for output \param format record format (e.g. "MARC21") \param type record type (e.g. Bibliographic) - - Returns 0=OK, -1=ERROR + \retval 0 OK + \retval -1 ERROR */ YAZ_EXPORT int yaz_marc_write_marcxchange(yaz_marc_t mt, WRBUF wrbuf, const char *format, @@ -186,37 +227,252 @@ YAZ_EXPORT int yaz_marc_write_marcxchange(yaz_marc_t mt, WRBUF wrbuf, /** \brief writes record in ISO2709 format \param mt handle \param wrbuf WRBUF for output - Returns 0=OK, -1=ERROR + \retval 0 OK + \retval -1 ERROR */ YAZ_EXPORT int yaz_marc_write_iso2709(yaz_marc_t mt, WRBUF wrbuf); /** \brief writes record in mode - given by yaz_marc_xml mode \param mt handle \param wrbuf WRBUF for output + \retval 0 OK + \retval -1 ERROR + This function calls yaz_marc_write_iso2709, yaz_marc_write_marcxml, - etc.. depending on mode given by yaz_marc_xml. - Returns 0=OK, -1=ERROR -*/ + etc.. depending on mode given by yaz_marc_xml. +*/ YAZ_EXPORT int yaz_marc_write_mode(yaz_marc_t mt, WRBUF wrbuf); +#if YAZ_HAVE_XML2 +/** \brief writes MARC record as libxml2 tree + \param mt handle + \param root_ptr pointer to record node + \param ns namespace of record (such as "http://www.loc.gov/MARC21/slim") + \param format MarcXchange format (NULL for none) + \param type MarcXchange format (NULL for none) + \retval 0 Creation successful and *root_ptr is "record" node + \retval -1 ERROR +*/ +YAZ_EXPORT +int yaz_marc_write_xml(yaz_marc_t mt, xmlNode **root_ptr, + const char *ns, + const char *format, + const char *type); +#endif + /** \brief sets leader spec (for modifying bytes in 24 byte leader) \param mt handle \param leader_spec \retval 0 OK \retval -1 ERROR - + Spec takes form pos=val,pos=val,... where value is either a number (decimal char value) or a string in 'a', e.g. 9='a' - -*/ + +*/ YAZ_EXPORT int yaz_marc_leader_spec(yaz_marc_t mt, const char *leader_spec); + + +/** \brief sets leader, validates it, and returns important values + \param mt handle + \param leader of the 24 byte leader to be set + \param indicator_length indicator length (returned value) + \param identifier_length identifier length (returned value) + \param base_address base address (returned value) + \param length_data_entry length of data entry (returned value) + \param length_starting length of starting + \param length_implementation length of implementation defined data +*/ +YAZ_EXPORT +void yaz_marc_set_leader(yaz_marc_t mt, const char *leader, + int *indicator_length, + int *identifier_length, + int *base_address, + int *length_data_entry, + int *length_starting, + int *length_implementation); + + +/** \brief adds MARC comment string + \param mt handle + \param comment comment to be added) +*/ +YAZ_EXPORT +void yaz_marc_add_comment(yaz_marc_t mt, char *comment); + +/** \brief adds MARC annotation - printf interface + \param mt handle + \param fmt printf format string +*/ +YAZ_EXPORT +void yaz_marc_cprintf(yaz_marc_t mt, const char *fmt, ...); + +/** \brief adds subfield to MARC structure + \param mt handle + \param code_data code data buffer + \param code_data_len length of code data +*/ +YAZ_EXPORT +void yaz_marc_add_subfield(yaz_marc_t mt, + const char *code_data, size_t code_data_len); + + +/** \brief adds controlfield to MARC structure + \param mt handle + \param tag (e.g. "001" + \param data value for this tag + \param data_len length of data +*/ +YAZ_EXPORT +void yaz_marc_add_controlfield(yaz_marc_t mt, const char *tag, + const char *data, size_t data_len); + + +#if YAZ_HAVE_XML2 +/** \brief adds controlfield to MARC structure using xml Nodes + \param mt handle + \param ptr_tag value of tag (TEXT xmlNode) + \param ptr_data value of data (TEXT xmlNode) +*/ +YAZ_EXPORT +void yaz_marc_add_controlfield_xml(yaz_marc_t mt, const xmlNode *ptr_tag, + const xmlNode *ptr_data); + +/** \brief adds controlfield to MARC structure using xml Nodes for data + \param mt handle + \param tag string tag + \param ptr_data value of data (TEXT xmlNode) +*/ +YAZ_EXPORT +void yaz_marc_add_controlfield_xml2(yaz_marc_t mt, char *tag, + const xmlNode *ptr_data); +#endif + +/** \brief adds datafield to MARC structure using strings + \param mt handle + \param tag value of tag as string + \param indicator indicator string + \param indicator_len length of indicator string +*/ +YAZ_EXPORT +void yaz_marc_add_datafield(yaz_marc_t mt, const char *tag, + const char *indicator, size_t indicator_len); + +#if YAZ_HAVE_XML2 +/** \brief adds datafield to MARC structure using xml Nodes + \param mt handle + \param ptr_tag value of tag (TEXT xmlNode) + \param indicator indicator string + \param indicator_len length of indicator string +*/ +YAZ_EXPORT +void yaz_marc_add_datafield_xml(yaz_marc_t mt, const xmlNode *ptr_tag, + const char *indicator, size_t indicator_len); + +/** \brief adds datafield to MARC structure using xml Nodes + \param mt handle + \param tag_value string value (pointer copied verbatim, not strdupped) + \param indicators indicator string ; pointer copied verbatim; not strdupped +*/ +YAZ_EXPORT +void yaz_marc_add_datafield_xml2(yaz_marc_t mt, char *tag_value, + char *indicators); + +#endif + +/** \brief returns memory for MARC handle + \param mt handle + \retval NMEM handle for MARC system +*/ +YAZ_EXPORT +NMEM yaz_marc_get_nmem(yaz_marc_t mt); + +/** \brief clears memory and MARC record + \param mt handle +*/ +YAZ_EXPORT +void yaz_marc_reset(yaz_marc_t mt); + +/** \brief gets debug level for MARC system + \param mt handle +*/ +YAZ_EXPORT +int yaz_marc_get_debug(yaz_marc_t mt); + +/** \brief Converts MARC format type to format type(YAZ_MARC_..) + \param arg string + \retval -1 unknown format (bad arg) + \retval >= 0 OK (one of YAZ_MARC - values) +*/ +YAZ_EXPORT +int yaz_marc_decode_formatstr(const char *arg); + +/** \brief Enables or disables writing of MARC XML records using Libxml2 + \param mt handle + \param enable 0=disable, 1=enable +*/ +YAZ_EXPORT +void yaz_marc_write_using_libxml2(yaz_marc_t mt, int enable); + +/** \brief Performs "pretty" display of OPAC record to WRBUF using marc_t + \param mt handle + \param r OPAC record + \param wrbuf WRBUF for resulting display string + + This function uses iconv_handle of yaz_marc_t for character set + conversion of both OPAC + ISO2709 part. + \*/ +YAZ_EXPORT void yaz_opac_decode_wrbuf(yaz_marc_t mt, Z_OPACRecord *r, + WRBUF wrbuf); + +/** \brief Performs "pretty" display of OPAC record to WRBUF using marc_t + \param mt handle + \param r OPAC record + \param wrbuf WRBUF for resulting display string + \param cd iconv handle for OPAC content (not ISO2709 part) + + This function uses iconv handle of yaz_marc_t for character set + conversion of ISO2709 part and supplied handle (cd) for OPAC part. + \*/ +YAZ_EXPORT void yaz_opac_decode_wrbuf2(yaz_marc_t mt, Z_OPACRecord *r, + WRBUF wrbuf, yaz_iconv_t cd); + +#if YAZ_HAVE_XML2 +/** \brief Converts XML to OPAC + \param mt marc handle + \param src XML root node (presumably opacRecord node) + \param dst Z39.50 OPAC result - allocated by NMEM on marc handle + \param cd iconv handle for the OPAC content (not ISO2709 part) + \param nmem memory for OPACRecord (if NULL, mt NMEM memory is used) + \retval 1 conversion OK + \retval 0 conversion NOT OK + \*/ +YAZ_EXPORT int yaz_xml_to_opac(yaz_marc_t mt, xmlNode *src, + Z_OPACRecord **dst, yaz_iconv_t cd, + NMEM nmem); +#endif + +/** \brief flushes records + \param mt handle + \param wr WRBUF for output + \retval 0 OK + \retval -1 ERROR +*/ +YAZ_EXPORT int yaz_marc_write_trailer(yaz_marc_t mt, WRBUF wr); + +/** \brief enables record collection output + \param mt handle +*/ +YAZ_EXPORT void yaz_marc_enable_collection(yaz_marc_t mt); + YAZ_END_CDECL #endif /* * Local variables: * c-basic-offset: 4 + * c-file-style: "Stroustrup" * indent-tabs-mode: nil * End: * vim: shiftwidth=4 tabstop=8 expandtab