/*
 * Summary: implementation of the Relax-NG validation
 * Description: implementation of the Relax-NG validation
 *
 * Copy: See Copyright for the status of this software.
 *
 * Author: Daniel Veillard
 */

#ifndef __XML_RELAX_NG__
#define __XML_RELAX_NG__

#include "xmlversion.h"
#include "hash.h"
#include "xmlstring.h"

#ifdef LIBXML_SCHEMAS_ENABLED

#ifdef __cplusplus
extern "C" {
#endif

typedef struct _xmlRelaxNG xmlRelaxNG;
typedef xmlRelaxNG *xmlRelaxNGPtr;


/**
 * A schemas validation context
 */
typedef void (XMLCDECL *xmlRelaxNGValidityErrorFunc) (void *ctx, const char *msg, ...);
typedef void (XMLCDECL *xmlRelaxNGValidityWarningFunc) (void *ctx, const char *msg, ...);

typedef struct _xmlRelaxNGParserCtxt xmlRelaxNGParserCtxt;
typedef xmlRelaxNGParserCtxt *xmlRelaxNGParserCtxtPtr;

typedef struct _xmlRelaxNGValidCtxt xmlRelaxNGValidCtxt;
typedef xmlRelaxNGValidCtxt *xmlRelaxNGValidCtxtPtr;

/*
 * xmlRelaxNGValidErr:
 *
 * List of possible Relax NG validation errors
 */
typedef enum {
    XML_RELAXNG_OK = 0,
    XML_RELAXNG_ERR_MEMORY,
    XML_RELAXNG_ERR_TYPE,
    XML_RELAXNG_ERR_TYPEVAL,
    XML_RELAXNG_ERR_DUPID,
    XML_RELAXNG_ERR_TYPECMP,
    XML_RELAXNG_ERR_NOSTATE,
    XML_RELAXNG_ERR_NODEFINE,
    XML_RELAXNG_ERR_LISTEXTRA,
    XML_RELAXNG_ERR_LISTEMPTY,
    XML_RELAXNG_ERR_INTERNODATA,
    XML_RELAXNG_ERR_INTERSEQ,
    XML_RELAXNG_ERR_INTEREXTRA,
    XML_RELAXNG_ERR_ELEMNAME,
    XML_RELAXNG_ERR_ATTRNAME,
    XML_RELAXNG_ERR_ELEMNONS,
    XML_RELAXNG_ERR_ATTRNONS,
    XML_RELAXNG_ERR_ELEMWRONGNS,
    XML_RELAXNG_ERR_ATTRWRONGNS,
    XML_RELAXNG_ERR_ELEMEXTRANS,
    XML_RELAXNG_ERR_ATTREXTRANS,
    XML_RELAXNG_ERR_ELEMNOTEMPTY,
    XML_RELAXNG_ERR_NOELEM,
    XML_RELAXNG_ERR_NOTELEM,
    XML_RELAXNG_ERR_ATTRVALID,
    XML_RELAXNG_ERR_CONTENTVALID,
    XML_RELAXNG_ERR_EXTRACONTENT,
    XML_RELAXNG_ERR_INVALIDATTR,
    XML_RELAXNG_ERR_DATAELEM,
    XML_RELAXNG_ERR_VALELEM,
    XML_RELAXNG_ERR_LISTELEM,
    XML_RELAXNG_ERR_DATATYPE,
    XML_RELAXNG_ERR_VALUE,
    XML_RELAXNG_ERR_LIST,
    XML_RELAXNG_ERR_NOGRAMMAR,
    XML_RELAXNG_ERR_EXTRADATA,
    XML_RELAXNG_ERR_LACKDATA,
    XML_RELAXNG_ERR_INTERNAL,
    XML_RELAXNG_ERR_ELEMWRONG,
    XML_RELAXNG_ERR_TEXTWRONG
} xmlRelaxNGValidErr;

/*
 * xmlRelaxNGParserFlags:
 *
 * List of possible Relax NG Parser flags
 */
typedef enum {
    XML_RELAXNGP_NONE = 0,
    XML_RELAXNGP_FREE_DOC = 1,
    XML_RELAXNGP_CRNG = 2
} xmlRelaxNGParserFlag;

XMLPUBFUN int XMLCALL
                    xmlRelaxNGInitTypes         (void);
XMLPUBFUN void XMLCALL                  
                    xmlRelaxNGCleanupTypes      (void);

/*
 * Interfaces for parsing.
 */
XMLPUBFUN xmlRelaxNGParserCtxtPtr XMLCALL 
                    xmlRelaxNGNewParserCtxt     (const char *URL);
XMLPUBFUN xmlRelaxNGParserCtxtPtr XMLCALL 
                    xmlRelaxNGNewMemParserCtxt  (const char *buffer,
                                                 int size);
XMLPUBFUN xmlRelaxNGParserCtxtPtr XMLCALL   
                    xmlRelaxNGNewDocParserCtxt  (xmlDocPtr doc);

XMLPUBFUN int XMLCALL
                    xmlRelaxParserSetFlag       (xmlRelaxNGParserCtxtPtr ctxt,
                                                 int flag);

XMLPUBFUN void XMLCALL          
                    xmlRelaxNGFreeParserCtxt    (xmlRelaxNGParserCtxtPtr ctxt);
XMLPUBFUN void XMLCALL                  
                    xmlRelaxNGSetParserErrors(xmlRelaxNGParserCtxtPtr ctxt,
                                         xmlRelaxNGValidityErrorFunc err,
                                         xmlRelaxNGValidityWarningFunc warn,
                                         void *ctx);
XMLPUBFUN int XMLCALL
                    xmlRelaxNGGetParserErrors(xmlRelaxNGParserCtxtPtr ctxt,
                                         xmlRelaxNGValidityErrorFunc *err,
                                         xmlRelaxNGValidityWarningFunc *warn,
                                         void **ctx);
XMLPUBFUN void XMLCALL
                    xmlRelaxNGSetParserStructuredErrors(
                                         xmlRelaxNGParserCtxtPtr ctxt,
                                         xmlStructuredErrorFunc serror,
                                         void *ctx);
XMLPUBFUN xmlRelaxNGPtr XMLCALL 
                    xmlRelaxNGParse             (xmlRelaxNGParserCtxtPtr ctxt);
XMLPUBFUN void XMLCALL          
                    xmlRelaxNGFree              (xmlRelaxNGPtr schema);
#ifdef LIBXML_OUTPUT_ENABLED
XMLPUBFUN void XMLCALL          
                    xmlRelaxNGDump              (FILE *output,
                                         xmlRelaxNGPtr schema);
XMLPUBFUN void XMLCALL
                    xmlRelaxNGDumpTree  (FILE * output,
                                         xmlRelaxNGPtr schema);
#endif /* LIBXML_OUTPUT_ENABLED */
/*
 * Interfaces for validating
 */
XMLPUBFUN void XMLCALL          
                    xmlRelaxNGSetValidErrors(xmlRelaxNGValidCtxtPtr ctxt,
                                         xmlRelaxNGValidityErrorFunc err,
                                         xmlRelaxNGValidityWarningFunc warn,
                                         void *ctx);
XMLPUBFUN int XMLCALL   
                    xmlRelaxNGGetValidErrors(xmlRelaxNGValidCtxtPtr ctxt,
                                         xmlRelaxNGValidityErrorFunc *err,
                                         xmlRelaxNGValidityWarningFunc *warn,
                                         void **ctx);
XMLPUBFUN void XMLCALL
                        xmlRelaxNGSetValidStructuredErrors(xmlRelaxNGValidCtxtPtr ctxt,
                                          xmlStructuredErrorFunc serror, void *ctx);
XMLPUBFUN xmlRelaxNGValidCtxtPtr XMLCALL        
                    xmlRelaxNGNewValidCtxt      (xmlRelaxNGPtr schema);
XMLPUBFUN void XMLCALL                  
                    xmlRelaxNGFreeValidCtxt     (xmlRelaxNGValidCtxtPtr ctxt);
XMLPUBFUN int XMLCALL                   
                    xmlRelaxNGValidateDoc       (xmlRelaxNGValidCtxtPtr ctxt,
                                                 xmlDocPtr doc);
/*
 * Interfaces for progressive validation when possible
 */
XMLPUBFUN int XMLCALL   
                    xmlRelaxNGValidatePushElement       (xmlRelaxNGValidCtxtPtr ctxt,
                                         xmlDocPtr doc,
                                         xmlNodePtr elem);
XMLPUBFUN int XMLCALL   
                    xmlRelaxNGValidatePushCData (xmlRelaxNGValidCtxtPtr ctxt,
                                         const xmlChar *data,
                                         int len);
XMLPUBFUN int XMLCALL   
                    xmlRelaxNGValidatePopElement        (xmlRelaxNGValidCtxtPtr ctxt,
                                         xmlDocPtr doc,
                                         xmlNodePtr elem);
XMLPUBFUN int XMLCALL   
                    xmlRelaxNGValidateFullElement       (xmlRelaxNGValidCtxtPtr ctxt,
                                         xmlDocPtr doc,
                                         xmlNodePtr elem);

#ifdef __cplusplus
}
#endif

#endif /* LIBXML_SCHEMAS_ENABLED */

#endif /* __XML_RELAX_NG__ */