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
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
|
--- python-clamav-0.4.1.orig/pyclamav.c
+++ python-clamav-0.4.1/pyclamav.c
@@ -33,25 +33,6 @@
/* ********************************************************* */
-/* To be able to compile with
- releases 0.75 of libclamav
-
- Where cl_free was cl_freetrie
- and cl_build was cl_buildtrie
- CL_SCAN_STDOPT did not exist
-*/
-#ifndef CL_SCAN_STDOPT
-#define CL_SCAN_STDOPT CL_RAW | CL_ARCHIVE | CL_MAIL | CL_DISABLERAR | CL_OLE2 | CL_ENCRYPTED
-void cl_free(struct cl_node *rootnode) {
- cl_freetrie(rootnode);
- return;
-}
-
-int cl_build(struct cl_node *rootnode) {
- return cl_buildtrie(rootnode);
-}
-#endif
-
/* For python prior to 2.3 */
#ifndef PyMODINIT_FUNC
#define PyMODINIT_FUNC void
@@ -68,11 +49,9 @@
unsigned int signumber = 0;
/* Structures for clamav */
-struct cl_node *root = NULL;
-struct cl_limits limits;
+struct cl_engine *engine = NULL;
struct cl_stat dbstat;
-
/*
* If the virus database has been changed, then
* free the current tree and reload the new one
@@ -85,22 +64,22 @@
/* If yes : reload DB */
if (cl_statchkdir(&dbstat) == 1)
{
- /* free the tree */
- cl_free(root);
+ /* free the engine */
+ cl_engine_free(engine);
signumber=0;
- root=NULL;
+ engine=NULL;
/* Load DB */
- if((ret = cl_load(cl_retdbdir(), &root, &signumber, CL_DB_STDOPT))) {
+ if((ret = cl_load(cl_retdbdir(), engine, &signumber, CL_DB_STDOPT)) != CL_SUCCESS) {
/* Raise exception with error message */
PyErr_SetString(PyclamavError, cl_strerror(ret));
return -2;
}
- /* build the final tree */
- if((ret = cl_build(root))) {
- /* free the partial tree */
- cl_free(root);
+ /* prepare the engine */
+ if((ret = cl_engine_compile(engine))) {
+ /* free the engine */
+ cl_engine_free(engine);
/* Raise exception with error message */
PyErr_SetString(PyclamavError, cl_strerror(ret));
return -2;
@@ -231,7 +210,7 @@
return NULL;
}
- ret = cl_scanfile(file_to_scan, &virname, &size, root, &limits, CL_SCAN_STDOPT);
+ ret = cl_scanfile(file_to_scan, &virname, &size, engine, CL_SCAN_STDOPT);
/* Test return code */
switch (ret) {
@@ -278,17 +257,21 @@
/* Set documentation string for the module */
PyDict_SetItemString(dict, "__doc__", PyString_FromString("pyclamav :\n\n This is a python binding to the C libclamav library\n (from the Clamav project - http://www.clamav.net).\n It can be used to easily allow a Python script to scan\n a file or a buffer against known viruses.\n\nAuthor : Alexandre Norman [norman@xael.org]\n\nFunctions :\n - scanfile(string filename) : Scan a file for virus.\n - get_numsig() : Return the number of known signatures.\n - get_version() : Return the version of Clamav.\n - version() : Return the version of pyclamav.\n"));
+ /* initialize libclamav */
+ cl_init(CL_INIT_DEFAULT);
+ engine = cl_engine_new();
- if((ret = cl_load(cl_retdbdir(), &root, &signumber, CL_DB_STDOPT))) {
+ if((ret = cl_load(cl_retdbdir(), engine, &signumber, CL_DB_STDOPT))) {
/* Raise exception with error message */
PyErr_SetString(PyclamavError, cl_strerror(ret));
+ cl_engine_free(engine);
return;
}
- /* build the final tree */
- if((ret = cl_build(root))) {
- /* free the partial tree */
- cl_free(root);
+ /* prepare the engine */
+ if((ret = cl_engine_compile(engine)) != CL_SUCCESS) {
+ /* free up the engine resources */
+ cl_engine_free(engine);
/* Raise exception with error message */
PyErr_SetString(PyclamavError, cl_strerror(ret));
return;
@@ -299,15 +282,6 @@
memset(&dbstat, 0, sizeof(struct cl_stat));
cl_statinidir(cl_retdbdir(), &dbstat);
-
-
- /* set up archive limits */
- memset(&limits, 0, sizeof(struct cl_limits));
- limits.maxfiles = 1000; /* max files */
- limits.maxfilesize = 10 * 1048576; /* maximal archived file size == 10 Mb */
- limits.maxreclevel = 5; /* maximal recursion level */
- limits.archivememlim = 0; /* disable memory limit for bzip2 scanner */
-
return ;
}
|