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1 /*
2  * External password backend
3  * Copyright (c) 2012, Jouni Malinen <j@w1.fi>
4  *
5  * This software may be distributed under the terms of the BSD license.
6  * See README for more details.
7  */
8 
9 #include "includes.h"
10 
11 #include "common.h"
12 #include "ext_password_i.h"
13 
14 
15 struct ext_password_test_data {
16 	char *params;
17 };
18 
19 
ext_password_test_init(const char * params)20 static void * ext_password_test_init(const char *params)
21 {
22 	struct ext_password_test_data *data;
23 
24 	data = os_zalloc(sizeof(*data));
25 	if (data == NULL)
26 		return NULL;
27 
28 	if (params)
29 		data->params = os_strdup(params);
30 
31 	return data;
32 }
33 
34 
ext_password_test_deinit(void * ctx)35 static void ext_password_test_deinit(void *ctx)
36 {
37 	struct ext_password_test_data *data = ctx;
38 
39 	str_clear_free(data->params);
40 	os_free(data);
41 }
42 
43 
ext_password_test_get(void * ctx,const char * name)44 static struct wpabuf * ext_password_test_get(void *ctx, const char *name)
45 {
46 	struct ext_password_test_data *data = ctx;
47 	char *pos, *pos2;
48 	size_t nlen;
49 
50 	wpa_printf(MSG_DEBUG, "EXT PW TEST: get(%s)", name);
51 
52 	pos = data->params;
53 	if (pos == NULL)
54 		return NULL;
55 	nlen = os_strlen(name);
56 
57 	while (pos && *pos) {
58 		if (os_strncmp(pos, name, nlen) == 0 && pos[nlen] == '=') {
59 			struct wpabuf *buf;
60 			pos += nlen + 1;
61 			pos2 = pos;
62 			while (*pos2 != '|' && *pos2 != '\0')
63 				pos2++;
64 			buf = ext_password_alloc(pos2 - pos);
65 			if (buf == NULL)
66 				return NULL;
67 			wpabuf_put_data(buf, pos, pos2 - pos);
68 			wpa_hexdump_ascii_key(MSG_DEBUG, "EXT PW TEST: value",
69 					      wpabuf_head(buf),
70 					      wpabuf_len(buf));
71 			return buf;
72 		}
73 
74 		pos = os_strchr(pos + 1, '|');
75 		if (pos)
76 			pos++;
77 	}
78 
79 	wpa_printf(MSG_DEBUG, "EXT PW TEST: get(%s) - not found", name);
80 
81 	return NULL;
82 }
83 
84 
85 const struct ext_password_backend ext_password_test = {
86 	.name = "test",
87 	.init = ext_password_test_init,
88 	.deinit = ext_password_test_deinit,
89 	.get = ext_password_test_get,
90 };
91