security.h

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/*
 * Summary: interface for the libxslt security framework
 * Description: the libxslt security framework allow to restrict
 *              the access to new resources (file or URL) from
 *              the stylesheet at runtime.
 *
 * Copy: See Copyright for the status of this software.
 *
 * Author: Daniel Veillard
 */
 
#ifndef __XML_XSLT_SECURITY_H__
#define __XML_XSLT_SECURITY_H__
 
#include <libxml/tree.h>
#include "xsltexports.h"
#include "xsltInternals.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
typedef struct _xsltSecurityPrefs xsltSecurityPrefs;
typedef xsltSecurityPrefs *xsltSecurityPrefsPtr;
 
typedef enum {
    XSLT_SECPREF_READ_FILE = 1,
    XSLT_SECPREF_WRITE_FILE,
    XSLT_SECPREF_CREATE_DIRECTORY,
    XSLT_SECPREF_READ_NETWORK,
    XSLT_SECPREF_WRITE_NETWORK
} xsltSecurityOption;
 
typedef int (*xsltSecurityCheck)    (xsltSecurityPrefsPtr sec,
                     xsltTransformContextPtr ctxt,
                     const char *value);
 
/*
 * Module interfaces
 */
XSLTPUBFUN xsltSecurityPrefsPtr XSLTCALL
            xsltNewSecurityPrefs    (void);
XSLTPUBFUN void XSLTCALL
            xsltFreeSecurityPrefs   (xsltSecurityPrefsPtr sec);
XSLTPUBFUN int XSLTCALL
            xsltSetSecurityPrefs    (xsltSecurityPrefsPtr sec,
                         xsltSecurityOption option,
                         xsltSecurityCheck func);
XSLTPUBFUN xsltSecurityCheck XSLTCALL
            xsltGetSecurityPrefs    (xsltSecurityPrefsPtr sec,
                         xsltSecurityOption option);
 
XSLTPUBFUN void XSLTCALL
            xsltSetDefaultSecurityPrefs (xsltSecurityPrefsPtr sec);
XSLTPUBFUN xsltSecurityPrefsPtr XSLTCALL
            xsltGetDefaultSecurityPrefs (void);
 
XSLTPUBFUN int XSLTCALL
            xsltSetCtxtSecurityPrefs    (xsltSecurityPrefsPtr sec,
                         xsltTransformContextPtr ctxt);
 
XSLTPUBFUN int XSLTCALL
            xsltSecurityAllow       (xsltSecurityPrefsPtr sec,
                         xsltTransformContextPtr ctxt,
                         const char *value);
XSLTPUBFUN int XSLTCALL
            xsltSecurityForbid      (xsltSecurityPrefsPtr sec,
                         xsltTransformContextPtr ctxt,
                         const char *value);
/*
 * internal interfaces
 */
XSLTPUBFUN int XSLTCALL
            xsltCheckWrite      (xsltSecurityPrefsPtr sec,
                         xsltTransformContextPtr ctxt,
                         const xmlChar *URL);
XSLTPUBFUN int XSLTCALL
            xsltCheckRead       (xsltSecurityPrefsPtr sec,
                         xsltTransformContextPtr ctxt,
                         const xmlChar *URL);
 
#ifdef __cplusplus
}
#endif
 
#endif /* __XML_XSLT_SECURITY_H__ */