summaryrefslogtreecommitdiff
path: root/source4/param/param.i
blob: 375c3d0da442c921a1f100efdb9e181dc5bb0c5a (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
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
/* 
   Unix SMB/CIFS implementation.
   Copyright (C) Jelmer Vernooij <jelmer@samba.org> 2007
   
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3 of the License, or
   (at your option) any later version.
   
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
   
   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

%module(package="samba.param") param

%{
#include <stdint.h>
#include <stdbool.h>

#include "includes.h"
#include "param/param.h"
#include "param/loadparm.h"

typedef struct param_context param;
typedef struct loadparm_context loadparm_context;
typedef struct loadparm_service loadparm_service;
typedef struct param_section param_section;
typedef struct param_opt param_opt;
%}

%import "stdint.i"
%import "carrays.i"
%import "typemaps.i"
%import "../lib/talloc/talloc.i"

%typemap(default,noblock=1) struct loadparm_context * {
    $1 = loadparm_init(NULL);
}

%rename(LoadParm) loadparm_context;

%talloctype(loadparm_context);

typedef struct loadparm_context {
    %extend {
        loadparm_context(TALLOC_CTX *mem_ctx) { return loadparm_init(mem_ctx); }
        bool load(const char *filename) { return lp_load($self, filename); }
#ifdef SWIGPYTHON
        int __len__() { return lp_numservices($self); }
        struct loadparm_service *__getitem__(const char *name) { return lp_service($self, name); }
#endif
        const char *configfile() { return lp_configfile($self); }
        bool is_mydomain(const char *domain) { return lp_is_mydomain($self, domain); }
        bool is_myname(const char *name) { return lp_is_myname($self, name); }
        int use(struct param_context *param_ctx) { return param_use($self, param_ctx); }
        bool set(const char *parm_name, const char *parm_value) {
            return lp_set_cmdline($self, parm_name, parm_value);
        }

        PyObject *get(const char *param_name, const char *service_name)
        {
            struct parm_struct *parm = NULL;
            void *parm_ptr = NULL;
            int i;

            if (service_name != NULL) {
                struct loadparm_service *service;
                /* its a share parameter */
                service = lp_service($self, service_name);
                if (service == NULL) {
                    return Py_None;
                }
                if (strchr(param_name, ':')) {
                    /* its a parametric option on a share */
                    const char *type = talloc_strndup($self, 
                                      param_name, 
                                      strcspn(param_name, ":"));
                    const char *option = strchr(param_name, ':') + 1;
                    const char *value;
                    if (type == NULL || option == NULL) {
                        return Py_None;
                    }
                    value = lp_get_parametric($self, service, type, option);
                    if (value == NULL) {
                        return Py_None;
                    }
                    return PyString_FromString(value);
                }

                parm = lp_parm_struct(param_name);
                if (parm == NULL || parm->class == P_GLOBAL) {
                    return Py_None;
                }
                parm_ptr = lp_parm_ptr($self, service, parm);
            } else if (strchr(param_name, ':')) {
                /* its a global parametric option */
                const char *type = talloc_strndup($self, 
                                  param_name, strcspn(param_name, ":"));
                const char *option = strchr(param_name, ':') + 1;
                const char *value;
                if (type == NULL || option == NULL) {
                    return Py_None;
                }
                value = lp_get_parametric($self, NULL, type, option);
                if (value == NULL)
                    return Py_None;
                return PyString_FromString(value);
            } else {
                /* its a global parameter */
                parm = lp_parm_struct(param_name);
                if (parm == NULL) {
                    return Py_None;
                }
                parm_ptr = lp_parm_ptr($self, NULL, parm);
            }

            if (parm == NULL || parm_ptr == NULL) {
                return Py_None;
            }

            /* construct and return the right type of python object */
            switch (parm->type) {
            case P_STRING:
            case P_USTRING:
                return PyString_FromString(*(char **)parm_ptr);
            case P_BOOL:
                return PyBool_FromLong(*(bool *)parm_ptr);
            case P_INTEGER:
            case P_OCTAL:
            case P_BYTES:
                return PyLong_FromLong(*(int *)parm_ptr);
            case P_ENUM:
                for (i=0; parm->enum_list[i].name; i++) {
                    if (*(int *)parm_ptr == parm->enum_list[i].value) {
                        return PyString_FromString(parm->enum_list[i].name);
                    }
                }
                return Py_None;
            case P_LIST: 
                {
                    int j;
                    const char **strlist = *(const char ***)parm_ptr;
                    PyObject *pylist = PyList_New(str_list_length(strlist));
                    for (j = 0; strlist[j]; j++) 
                        PyList_SetItem(pylist, j, 
                                       PyString_FromString(strlist[j]));
                    return pylist;
                }

                break;
            }
            return Py_None;
        }
    }
} loadparm_context;

%nodefaultctor loadparm_service;
%nodefaultdtor loadparm_service;

typedef struct loadparm_service {
    %extend { 
        const char *volume_label() { return volume_label($self); }
        const char *printername() { return lp_printername($self); }
        int maxprintjobs() { return lp_maxprintjobs($self); } 
    }
} loadparm_service;

%rename(ParamFile) param_context;

%talloctype(param_context);
typedef struct param_context {
    %extend { 
        param(TALLOC_CTX *mem_ctx) { return param_init(mem_ctx); }
        struct param_section *get_section(const char *name);
        struct param_section *add_section(const char *name);
        struct param_opt *get(const char *name, const char *section_name="global");
        const char *get_string(const char *name, const char *section_name="global");
        int set_string(const char *param, const char *value, const char *section="global");
#ifdef SWIGPYTHON
        int set(const char *parameter, PyObject *ob, const char *section_name="global")
        {
            struct param_opt *opt = param_get_add($self, parameter, section_name);

            talloc_free(opt->value);
            opt->value = talloc_strdup(opt, PyString_AsString(PyObject_Str(ob)));

            return 0;
        }
        
#endif

        struct param_section *first_section() { return $self->sections; }
        struct param_section *next_section(struct param_section *s) { return s->next; }

        int read(const char *fn);
        int write(const char *fn);
    }
    %pythoncode {
        def __getitem__(self, name):
            ret = self.get_section(name)
            if ret is None:
                raise KeyError("No such section %s" % name)
            return ret

        class SectionIterator:
            def __init__(self, param):
                self.param = param
                self.key = None

            def __iter__(self):
                return self
                
            def next(self):
                if self.key is None:
                    self.key = self.param.first_section()
                    if self.key is None:
                        raise StopIteration
                    return self.key
                else:
                    self.key = self.param.next_section(self.key)
                    if self.key is None:
                        raise StopIteration
                    return self.key

        def __iter__(self):
            return self.SectionIterator(self)
    }
} param;

%talloctype(param_opt);

typedef struct param_opt {
    %immutable key;
    %immutable value;
    const char *key, *value;
    %extend {
#ifdef SWIGPYTHON
        const char *__str__() { return $self->value; }
#endif
    }
} param_opt;

%talloctype(param);
typedef struct param_section {
    %immutable name;
    const char *name;
    %extend {
        struct param_opt *get(const char *name);
        struct param_opt *first_parameter() { return $self->parameters; }
        struct param_opt *next_parameter(struct param_opt *s) { return s->next; }
    }
    %pythoncode {
        def __getitem__(self, name):
            ret = self.get(name)
            if ret is None:
                raise KeyError("No such option %s" % name)
            return ret

        class ParamIterator:
            def __init__(self, section):
                self.section = section
                self.key = None

            def __iter__(self):
                return self
                
            def next(self):
                if self.key is None:
                    self.key = self.section.first_parameter()
                    if self.key is None:
                        raise StopIteration
                    return self.key
                else:
                    self.key = self.section.next_parameter(self.key)
                    if self.key is None:
                        raise StopIteration
                    return self.key

        def __iter__(self):
            return self.ParamIterator(self)
    }
} param_section;

%rename(default_config) global_loadparm;
struct loadparm_context *global_loadparm;