summaryrefslogtreecommitdiffstats
path: root/libxslt/security.h
blob: bab5c8c6b213ae0dec3160c08870e5232112cea4 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
/*
 * 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

/**
 * xsltSecurityPref:
 *
 * structure to indicate the preferences for security in the XSLT
 * transformation.
 */
typedef struct _xsltSecurityPrefs xsltSecurityPrefs;
typedef xsltSecurityPrefs *xsltSecurityPrefsPtr;

/**
 * xsltSecurityOption:
 *
 * the set of option that can be configured
 */
typedef enum {
    XSLT_SECPREF_READ_FILE = 1,
    XSLT_SECPREF_WRITE_FILE,
    XSLT_SECPREF_CREATE_DIRECTORY,
    XSLT_SECPREF_READ_NETWORK,
    XSLT_SECPREF_WRITE_NETWORK
} xsltSecurityOption;

/**
 * xsltSecurityCheck:
 *
 * User provided function to check the value of a string like a file
 * path or an URL ...
 */
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__ */