root / libcacard / vcard_emul_nss.c @ 44dc0ca3
History | View | Annotate | Download (33.1 kB)
1 | 111a38b0 | Robert Relyea | /*
|
---|---|---|---|
2 | 111a38b0 | Robert Relyea | * This is the actual card emulator.
|
3 | 111a38b0 | Robert Relyea | *
|
4 | 111a38b0 | Robert Relyea | * These functions can be implemented in different ways on different platforms
|
5 | 111a38b0 | Robert Relyea | * using the underlying system primitives. For Linux it uses NSS, though direct
|
6 | 111a38b0 | Robert Relyea | * to PKCS #11, openssl+pkcs11, or even gnu crypto libraries+pkcs #11 could be
|
7 | 111a38b0 | Robert Relyea | * used. On Windows CAPI could be used.
|
8 | 111a38b0 | Robert Relyea | *
|
9 | 111a38b0 | Robert Relyea | * This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
|
10 | 111a38b0 | Robert Relyea | * See the COPYING.LIB file in the top-level directory.
|
11 | 111a38b0 | Robert Relyea | */
|
12 | 111a38b0 | Robert Relyea | |
13 | 111a38b0 | Robert Relyea | /*
|
14 | 111a38b0 | Robert Relyea | * NSS headers
|
15 | 111a38b0 | Robert Relyea | */
|
16 | 111a38b0 | Robert Relyea | |
17 | 111a38b0 | Robert Relyea | /* avoid including prototypes.h that redefines uint32 */
|
18 | 111a38b0 | Robert Relyea | #define NO_NSPR_10_SUPPORT
|
19 | 111a38b0 | Robert Relyea | |
20 | 111a38b0 | Robert Relyea | #include <nss.h> |
21 | 111a38b0 | Robert Relyea | #include <pk11pub.h> |
22 | 111a38b0 | Robert Relyea | #include <cert.h> |
23 | 111a38b0 | Robert Relyea | #include <key.h> |
24 | 111a38b0 | Robert Relyea | #include <secmod.h> |
25 | 111a38b0 | Robert Relyea | #include <prthread.h> |
26 | 111a38b0 | Robert Relyea | #include <secerr.h> |
27 | 111a38b0 | Robert Relyea | |
28 | 111a38b0 | Robert Relyea | #include "qemu-common.h" |
29 | 111a38b0 | Robert Relyea | |
30 | 111a38b0 | Robert Relyea | #include "vcard.h" |
31 | 111a38b0 | Robert Relyea | #include "card_7816t.h" |
32 | 111a38b0 | Robert Relyea | #include "vcard_emul.h" |
33 | 111a38b0 | Robert Relyea | #include "vreader.h" |
34 | 111a38b0 | Robert Relyea | #include "vevent.h" |
35 | 111a38b0 | Robert Relyea | |
36 | 111a38b0 | Robert Relyea | struct VCardKeyStruct {
|
37 | 111a38b0 | Robert Relyea | CERTCertificate *cert; |
38 | 111a38b0 | Robert Relyea | PK11SlotInfo *slot; |
39 | 111a38b0 | Robert Relyea | SECKEYPrivateKey *key; |
40 | 111a38b0 | Robert Relyea | }; |
41 | 111a38b0 | Robert Relyea | |
42 | 111a38b0 | Robert Relyea | |
43 | 111a38b0 | Robert Relyea | typedef struct VirtualReaderOptionsStruct VirtualReaderOptions; |
44 | 111a38b0 | Robert Relyea | |
45 | 111a38b0 | Robert Relyea | struct VReaderEmulStruct {
|
46 | 111a38b0 | Robert Relyea | PK11SlotInfo *slot; |
47 | 111a38b0 | Robert Relyea | VCardEmulType default_type; |
48 | 111a38b0 | Robert Relyea | char *type_params;
|
49 | 111a38b0 | Robert Relyea | PRBool present; |
50 | 111a38b0 | Robert Relyea | int series;
|
51 | 111a38b0 | Robert Relyea | VCard *saved_vcard; |
52 | 111a38b0 | Robert Relyea | }; |
53 | 111a38b0 | Robert Relyea | |
54 | 111a38b0 | Robert Relyea | /*
|
55 | 111a38b0 | Robert Relyea | * NSS Specific options
|
56 | 111a38b0 | Robert Relyea | */
|
57 | 111a38b0 | Robert Relyea | struct VirtualReaderOptionsStruct {
|
58 | 111a38b0 | Robert Relyea | char *name;
|
59 | 111a38b0 | Robert Relyea | char *vname;
|
60 | 111a38b0 | Robert Relyea | VCardEmulType card_type; |
61 | 111a38b0 | Robert Relyea | char *type_params;
|
62 | 111a38b0 | Robert Relyea | char **cert_name;
|
63 | 111a38b0 | Robert Relyea | int cert_count;
|
64 | 111a38b0 | Robert Relyea | }; |
65 | 111a38b0 | Robert Relyea | |
66 | 111a38b0 | Robert Relyea | struct VCardEmulOptionsStruct {
|
67 | 111a38b0 | Robert Relyea | void *nss_db;
|
68 | 111a38b0 | Robert Relyea | VirtualReaderOptions *vreader; |
69 | 111a38b0 | Robert Relyea | int vreader_count;
|
70 | 111a38b0 | Robert Relyea | VCardEmulType hw_card_type; |
71 | 111a38b0 | Robert Relyea | const char *hw_type_params; |
72 | 111a38b0 | Robert Relyea | PRBool use_hw; |
73 | 111a38b0 | Robert Relyea | }; |
74 | 111a38b0 | Robert Relyea | |
75 | 111a38b0 | Robert Relyea | static int nss_emul_init; |
76 | 111a38b0 | Robert Relyea | |
77 | 111a38b0 | Robert Relyea | /* if we have more that just the slot, define
|
78 | 111a38b0 | Robert Relyea | * VCardEmulStruct here */
|
79 | 111a38b0 | Robert Relyea | |
80 | 111a38b0 | Robert Relyea | /*
|
81 | 111a38b0 | Robert Relyea | * allocate the set of arrays for certs, cert_len, key
|
82 | 111a38b0 | Robert Relyea | */
|
83 | 111a38b0 | Robert Relyea | static PRBool
|
84 | 111a38b0 | Robert Relyea | vcard_emul_alloc_arrays(unsigned char ***certsp, int **cert_lenp, |
85 | 111a38b0 | Robert Relyea | VCardKey ***keysp, int cert_count)
|
86 | 111a38b0 | Robert Relyea | { |
87 | 111a38b0 | Robert Relyea | *certsp = NULL;
|
88 | 111a38b0 | Robert Relyea | *cert_lenp = NULL;
|
89 | 111a38b0 | Robert Relyea | *keysp = NULL;
|
90 | 111a38b0 | Robert Relyea | *certsp = (unsigned char **)qemu_malloc(sizeof(unsigned char *)*cert_count); |
91 | 111a38b0 | Robert Relyea | *cert_lenp = (int *)qemu_malloc(sizeof(int)*cert_count); |
92 | 111a38b0 | Robert Relyea | *keysp = (VCardKey **)qemu_malloc(sizeof(VCardKey *)*cert_count);
|
93 | 111a38b0 | Robert Relyea | return PR_TRUE;
|
94 | 111a38b0 | Robert Relyea | } |
95 | 111a38b0 | Robert Relyea | |
96 | 111a38b0 | Robert Relyea | /*
|
97 | 111a38b0 | Robert Relyea | * Emulator specific card information
|
98 | 111a38b0 | Robert Relyea | */
|
99 | 111a38b0 | Robert Relyea | typedef struct CardEmulCardStruct CardEmulPrivate; |
100 | 111a38b0 | Robert Relyea | |
101 | 111a38b0 | Robert Relyea | static VCardEmul *
|
102 | 111a38b0 | Robert Relyea | vcard_emul_new_card(PK11SlotInfo *slot) |
103 | 111a38b0 | Robert Relyea | { |
104 | 111a38b0 | Robert Relyea | PK11_ReferenceSlot(slot); |
105 | 111a38b0 | Robert Relyea | /* currently we don't need anything other than the slot */
|
106 | 111a38b0 | Robert Relyea | return (VCardEmul *)slot;
|
107 | 111a38b0 | Robert Relyea | } |
108 | 111a38b0 | Robert Relyea | |
109 | 111a38b0 | Robert Relyea | static void |
110 | 111a38b0 | Robert Relyea | vcard_emul_delete_card(VCardEmul *vcard_emul) |
111 | 111a38b0 | Robert Relyea | { |
112 | 111a38b0 | Robert Relyea | PK11SlotInfo *slot = (PK11SlotInfo *)vcard_emul; |
113 | 111a38b0 | Robert Relyea | if (slot == NULL) { |
114 | 111a38b0 | Robert Relyea | return;
|
115 | 111a38b0 | Robert Relyea | } |
116 | 111a38b0 | Robert Relyea | PK11_FreeSlot(slot); |
117 | 111a38b0 | Robert Relyea | } |
118 | 111a38b0 | Robert Relyea | |
119 | 111a38b0 | Robert Relyea | static PK11SlotInfo *
|
120 | 111a38b0 | Robert Relyea | vcard_emul_card_get_slot(VCard *card) |
121 | 111a38b0 | Robert Relyea | { |
122 | 111a38b0 | Robert Relyea | /* note, the card is holding the reference, no need to get another one */
|
123 | 111a38b0 | Robert Relyea | return (PK11SlotInfo *)vcard_get_private(card);
|
124 | 111a38b0 | Robert Relyea | } |
125 | 111a38b0 | Robert Relyea | |
126 | 111a38b0 | Robert Relyea | |
127 | 111a38b0 | Robert Relyea | /*
|
128 | 111a38b0 | Robert Relyea | * key functions
|
129 | 111a38b0 | Robert Relyea | */
|
130 | 111a38b0 | Robert Relyea | /* private constructure */
|
131 | 111a38b0 | Robert Relyea | static VCardKey *
|
132 | 111a38b0 | Robert Relyea | vcard_emul_make_key(PK11SlotInfo *slot, CERTCertificate *cert) |
133 | 111a38b0 | Robert Relyea | { |
134 | 111a38b0 | Robert Relyea | VCardKey *key; |
135 | 111a38b0 | Robert Relyea | |
136 | 111a38b0 | Robert Relyea | key = (VCardKey *)qemu_malloc(sizeof(VCardKey));
|
137 | 111a38b0 | Robert Relyea | key->slot = PK11_ReferenceSlot(slot); |
138 | 111a38b0 | Robert Relyea | key->cert = CERT_DupCertificate(cert); |
139 | 111a38b0 | Robert Relyea | /* NOTE: if we aren't logged into the token, this could return NULL */
|
140 | 111a38b0 | Robert Relyea | /* NOTE: the cert is a temp cert, not necessarily the cert in the token,
|
141 | 111a38b0 | Robert Relyea | * use the DER version of this function */
|
142 | 111a38b0 | Robert Relyea | key->key = PK11_FindKeyByDERCert(slot, cert, NULL);
|
143 | 111a38b0 | Robert Relyea | return key;
|
144 | 111a38b0 | Robert Relyea | } |
145 | 111a38b0 | Robert Relyea | |
146 | 111a38b0 | Robert Relyea | /* destructor */
|
147 | 111a38b0 | Robert Relyea | void
|
148 | 111a38b0 | Robert Relyea | vcard_emul_delete_key(VCardKey *key) |
149 | 111a38b0 | Robert Relyea | { |
150 | 111a38b0 | Robert Relyea | if (!nss_emul_init || (key == NULL)) { |
151 | 111a38b0 | Robert Relyea | return;
|
152 | 111a38b0 | Robert Relyea | } |
153 | 111a38b0 | Robert Relyea | if (key->key) {
|
154 | 111a38b0 | Robert Relyea | SECKEY_DestroyPrivateKey(key->key); |
155 | 111a38b0 | Robert Relyea | key->key = NULL;
|
156 | 111a38b0 | Robert Relyea | } |
157 | 111a38b0 | Robert Relyea | if (key->cert) {
|
158 | 111a38b0 | Robert Relyea | CERT_DestroyCertificate(key->cert); |
159 | 111a38b0 | Robert Relyea | } |
160 | 111a38b0 | Robert Relyea | if (key->slot) {
|
161 | 111a38b0 | Robert Relyea | PK11_FreeSlot(key->slot); |
162 | 111a38b0 | Robert Relyea | } |
163 | 111a38b0 | Robert Relyea | return;
|
164 | 111a38b0 | Robert Relyea | } |
165 | 111a38b0 | Robert Relyea | |
166 | 111a38b0 | Robert Relyea | /*
|
167 | 111a38b0 | Robert Relyea | * grab the nss key from a VCardKey. If it doesn't exist, try to look it up
|
168 | 111a38b0 | Robert Relyea | */
|
169 | 111a38b0 | Robert Relyea | static SECKEYPrivateKey *
|
170 | 111a38b0 | Robert Relyea | vcard_emul_get_nss_key(VCardKey *key) |
171 | 111a38b0 | Robert Relyea | { |
172 | 111a38b0 | Robert Relyea | if (key->key) {
|
173 | 111a38b0 | Robert Relyea | return key->key;
|
174 | 111a38b0 | Robert Relyea | } |
175 | 111a38b0 | Robert Relyea | /* NOTE: if we aren't logged into the token, this could return NULL */
|
176 | 111a38b0 | Robert Relyea | key->key = PK11_FindPrivateKeyFromCert(key->slot, key->cert, NULL);
|
177 | 111a38b0 | Robert Relyea | return key->key;
|
178 | 111a38b0 | Robert Relyea | } |
179 | 111a38b0 | Robert Relyea | |
180 | 111a38b0 | Robert Relyea | /*
|
181 | 111a38b0 | Robert Relyea | * Map NSS errors to 7816 errors
|
182 | 111a38b0 | Robert Relyea | */
|
183 | 111a38b0 | Robert Relyea | static vcard_7816_status_t
|
184 | 111a38b0 | Robert Relyea | vcard_emul_map_error(int error)
|
185 | 111a38b0 | Robert Relyea | { |
186 | 111a38b0 | Robert Relyea | switch (error) {
|
187 | 111a38b0 | Robert Relyea | case SEC_ERROR_TOKEN_NOT_LOGGED_IN:
|
188 | 111a38b0 | Robert Relyea | return VCARD7816_STATUS_ERROR_CONDITION_NOT_SATISFIED;
|
189 | 111a38b0 | Robert Relyea | case SEC_ERROR_BAD_DATA:
|
190 | 111a38b0 | Robert Relyea | case SEC_ERROR_OUTPUT_LEN:
|
191 | 111a38b0 | Robert Relyea | case SEC_ERROR_INPUT_LEN:
|
192 | 111a38b0 | Robert Relyea | case SEC_ERROR_INVALID_ARGS:
|
193 | 111a38b0 | Robert Relyea | case SEC_ERROR_INVALID_ALGORITHM:
|
194 | 111a38b0 | Robert Relyea | case SEC_ERROR_NO_KEY:
|
195 | 111a38b0 | Robert Relyea | case SEC_ERROR_INVALID_KEY:
|
196 | 111a38b0 | Robert Relyea | case SEC_ERROR_DECRYPTION_DISALLOWED:
|
197 | 111a38b0 | Robert Relyea | return VCARD7816_STATUS_ERROR_DATA_INVALID;
|
198 | 111a38b0 | Robert Relyea | case SEC_ERROR_NO_MEMORY:
|
199 | 111a38b0 | Robert Relyea | return VCARD7816_STATUS_EXC_ERROR_MEMORY_FAILURE;
|
200 | 111a38b0 | Robert Relyea | } |
201 | 111a38b0 | Robert Relyea | return VCARD7816_STATUS_EXC_ERROR_CHANGE;
|
202 | 111a38b0 | Robert Relyea | } |
203 | 111a38b0 | Robert Relyea | |
204 | 111a38b0 | Robert Relyea | /* RSA sign/decrypt with the key, signature happens 'in place' */
|
205 | 111a38b0 | Robert Relyea | vcard_7816_status_t |
206 | 111a38b0 | Robert Relyea | vcard_emul_rsa_op(VCard *card, VCardKey *key, |
207 | 111a38b0 | Robert Relyea | unsigned char *buffer, int buffer_size) |
208 | 111a38b0 | Robert Relyea | { |
209 | 111a38b0 | Robert Relyea | SECKEYPrivateKey *priv_key; |
210 | 111a38b0 | Robert Relyea | unsigned signature_len;
|
211 | 111a38b0 | Robert Relyea | SECStatus rv; |
212 | 111a38b0 | Robert Relyea | |
213 | 111a38b0 | Robert Relyea | if ((!nss_emul_init) || (key == NULL)) { |
214 | 111a38b0 | Robert Relyea | /* couldn't get the key, indicate that we aren't logged in */
|
215 | 111a38b0 | Robert Relyea | return VCARD7816_STATUS_ERROR_CONDITION_NOT_SATISFIED;
|
216 | 111a38b0 | Robert Relyea | } |
217 | 111a38b0 | Robert Relyea | priv_key = vcard_emul_get_nss_key(key); |
218 | 111a38b0 | Robert Relyea | |
219 | 111a38b0 | Robert Relyea | /*
|
220 | 111a38b0 | Robert Relyea | * this is only true of the rsa signature
|
221 | 111a38b0 | Robert Relyea | */
|
222 | 111a38b0 | Robert Relyea | signature_len = PK11_SignatureLen(priv_key); |
223 | 111a38b0 | Robert Relyea | if (buffer_size != signature_len) {
|
224 | 111a38b0 | Robert Relyea | return VCARD7816_STATUS_ERROR_DATA_INVALID;
|
225 | 111a38b0 | Robert Relyea | } |
226 | 111a38b0 | Robert Relyea | rv = PK11_PrivDecryptRaw(priv_key, buffer, &signature_len, signature_len, |
227 | 111a38b0 | Robert Relyea | buffer, buffer_size); |
228 | 111a38b0 | Robert Relyea | if (rv != SECSuccess) {
|
229 | 111a38b0 | Robert Relyea | return vcard_emul_map_error(PORT_GetError());
|
230 | 111a38b0 | Robert Relyea | } |
231 | 111a38b0 | Robert Relyea | assert(buffer_size == signature_len); |
232 | 111a38b0 | Robert Relyea | return VCARD7816_STATUS_SUCCESS;
|
233 | 111a38b0 | Robert Relyea | } |
234 | 111a38b0 | Robert Relyea | |
235 | 111a38b0 | Robert Relyea | /*
|
236 | 111a38b0 | Robert Relyea | * Login functions
|
237 | 111a38b0 | Robert Relyea | */
|
238 | 111a38b0 | Robert Relyea | /* return the number of login attempts still possible on the card. if unknown,
|
239 | 111a38b0 | Robert Relyea | * return -1 */
|
240 | 111a38b0 | Robert Relyea | int
|
241 | 111a38b0 | Robert Relyea | vcard_emul_get_login_count(VCard *card) |
242 | 111a38b0 | Robert Relyea | { |
243 | 111a38b0 | Robert Relyea | return -1; |
244 | 111a38b0 | Robert Relyea | } |
245 | 111a38b0 | Robert Relyea | |
246 | 111a38b0 | Robert Relyea | /* login into the card, return the 7816 status word (sw2 || sw1) */
|
247 | 111a38b0 | Robert Relyea | vcard_7816_status_t |
248 | 111a38b0 | Robert Relyea | vcard_emul_login(VCard *card, unsigned char *pin, int pin_len) |
249 | 111a38b0 | Robert Relyea | { |
250 | 111a38b0 | Robert Relyea | PK11SlotInfo *slot; |
251 | 111a38b0 | Robert Relyea | unsigned char *pin_string = NULL; |
252 | 111a38b0 | Robert Relyea | int i;
|
253 | 111a38b0 | Robert Relyea | SECStatus rv; |
254 | 111a38b0 | Robert Relyea | |
255 | 111a38b0 | Robert Relyea | if (!nss_emul_init) {
|
256 | 111a38b0 | Robert Relyea | return VCARD7816_STATUS_ERROR_CONDITION_NOT_SATISFIED;
|
257 | 111a38b0 | Robert Relyea | } |
258 | 111a38b0 | Robert Relyea | slot = vcard_emul_card_get_slot(card); |
259 | 111a38b0 | Robert Relyea | /* We depend on the PKCS #11 module internal login state here because we
|
260 | 111a38b0 | Robert Relyea | * create a separate process to handle each guest instance. If we needed
|
261 | 111a38b0 | Robert Relyea | * to handle multiple guests from one process, then we would need to keep
|
262 | 111a38b0 | Robert Relyea | * a lot of extra state in our card structure
|
263 | 111a38b0 | Robert Relyea | * */
|
264 | 111a38b0 | Robert Relyea | pin_string = qemu_malloc(pin_len+1);
|
265 | 111a38b0 | Robert Relyea | memcpy(pin_string, pin, pin_len); |
266 | 111a38b0 | Robert Relyea | pin_string[pin_len] = 0;
|
267 | 111a38b0 | Robert Relyea | |
268 | 111a38b0 | Robert Relyea | /* handle CAC expanded pins correctly */
|
269 | 111a38b0 | Robert Relyea | for (i = pin_len-1; i >= 0 && (pin_string[i] == 0xff); i--) { |
270 | 111a38b0 | Robert Relyea | pin_string[i] = 0;
|
271 | 111a38b0 | Robert Relyea | } |
272 | 111a38b0 | Robert Relyea | |
273 | 111a38b0 | Robert Relyea | rv = PK11_Authenticate(slot, PR_FALSE, pin_string); |
274 | 111a38b0 | Robert Relyea | memset(pin_string, 0, pin_len); /* don't let the pin hang around in memory |
275 | 111a38b0 | Robert Relyea | to be snooped */
|
276 | 111a38b0 | Robert Relyea | qemu_free(pin_string); |
277 | 111a38b0 | Robert Relyea | if (rv == SECSuccess) {
|
278 | 111a38b0 | Robert Relyea | return VCARD7816_STATUS_SUCCESS;
|
279 | 111a38b0 | Robert Relyea | } |
280 | 111a38b0 | Robert Relyea | /* map the error from port get error */
|
281 | 111a38b0 | Robert Relyea | return VCARD7816_STATUS_ERROR_CONDITION_NOT_SATISFIED;
|
282 | 111a38b0 | Robert Relyea | } |
283 | 111a38b0 | Robert Relyea | |
284 | 111a38b0 | Robert Relyea | void
|
285 | 111a38b0 | Robert Relyea | vcard_emul_reset(VCard *card, VCardPower power) |
286 | 111a38b0 | Robert Relyea | { |
287 | 111a38b0 | Robert Relyea | PK11SlotInfo *slot; |
288 | 111a38b0 | Robert Relyea | |
289 | 111a38b0 | Robert Relyea | if (!nss_emul_init) {
|
290 | 111a38b0 | Robert Relyea | return;
|
291 | 111a38b0 | Robert Relyea | } |
292 | 111a38b0 | Robert Relyea | |
293 | 111a38b0 | Robert Relyea | /*
|
294 | 111a38b0 | Robert Relyea | * if we reset the card (either power on or power off), we lose our login
|
295 | 111a38b0 | Robert Relyea | * state
|
296 | 111a38b0 | Robert Relyea | */
|
297 | 111a38b0 | Robert Relyea | /* TODO: we may also need to send insertion/removal events? */
|
298 | 111a38b0 | Robert Relyea | slot = vcard_emul_card_get_slot(card); |
299 | 111a38b0 | Robert Relyea | PK11_Logout(slot); /* NOTE: ignoring SECStatus return value */
|
300 | 111a38b0 | Robert Relyea | return;
|
301 | 111a38b0 | Robert Relyea | } |
302 | 111a38b0 | Robert Relyea | |
303 | 111a38b0 | Robert Relyea | |
304 | 111a38b0 | Robert Relyea | static VReader *
|
305 | 111a38b0 | Robert Relyea | vcard_emul_find_vreader_from_slot(PK11SlotInfo *slot) |
306 | 111a38b0 | Robert Relyea | { |
307 | 111a38b0 | Robert Relyea | VReaderList *reader_list = vreader_get_reader_list(); |
308 | 111a38b0 | Robert Relyea | VReaderListEntry *current_entry = NULL;
|
309 | 111a38b0 | Robert Relyea | |
310 | 111a38b0 | Robert Relyea | if (reader_list == NULL) { |
311 | 111a38b0 | Robert Relyea | return NULL; |
312 | 111a38b0 | Robert Relyea | } |
313 | 111a38b0 | Robert Relyea | for (current_entry = vreader_list_get_first(reader_list); current_entry;
|
314 | 111a38b0 | Robert Relyea | current_entry = vreader_list_get_next(current_entry)) { |
315 | 111a38b0 | Robert Relyea | VReader *reader = vreader_list_get_reader(current_entry); |
316 | 111a38b0 | Robert Relyea | VReaderEmul *reader_emul = vreader_get_private(reader); |
317 | 111a38b0 | Robert Relyea | if (reader_emul->slot == slot) {
|
318 | 111a38b0 | Robert Relyea | return reader;
|
319 | 111a38b0 | Robert Relyea | } |
320 | 111a38b0 | Robert Relyea | vreader_free(reader); |
321 | 111a38b0 | Robert Relyea | } |
322 | 111a38b0 | Robert Relyea | |
323 | 111a38b0 | Robert Relyea | return NULL; |
324 | 111a38b0 | Robert Relyea | } |
325 | 111a38b0 | Robert Relyea | |
326 | 111a38b0 | Robert Relyea | /*
|
327 | 111a38b0 | Robert Relyea | * create a new reader emul
|
328 | 111a38b0 | Robert Relyea | */
|
329 | 111a38b0 | Robert Relyea | static VReaderEmul *
|
330 | 111a38b0 | Robert Relyea | vreader_emul_new(PK11SlotInfo *slot, VCardEmulType type, const char *params) |
331 | 111a38b0 | Robert Relyea | { |
332 | 111a38b0 | Robert Relyea | VReaderEmul *new_reader_emul; |
333 | 111a38b0 | Robert Relyea | |
334 | 111a38b0 | Robert Relyea | new_reader_emul = (VReaderEmul *)qemu_malloc(sizeof(VReaderEmul));
|
335 | 111a38b0 | Robert Relyea | |
336 | 111a38b0 | Robert Relyea | new_reader_emul->slot = PK11_ReferenceSlot(slot); |
337 | 111a38b0 | Robert Relyea | new_reader_emul->default_type = type; |
338 | 111a38b0 | Robert Relyea | new_reader_emul->type_params = strdup(params); |
339 | 111a38b0 | Robert Relyea | new_reader_emul->present = PR_FALSE; |
340 | 111a38b0 | Robert Relyea | new_reader_emul->series = 0;
|
341 | 111a38b0 | Robert Relyea | new_reader_emul->saved_vcard = NULL;
|
342 | 111a38b0 | Robert Relyea | return new_reader_emul;
|
343 | 111a38b0 | Robert Relyea | } |
344 | 111a38b0 | Robert Relyea | |
345 | 111a38b0 | Robert Relyea | static void |
346 | 111a38b0 | Robert Relyea | vreader_emul_delete(VReaderEmul *vreader_emul) |
347 | 111a38b0 | Robert Relyea | { |
348 | 111a38b0 | Robert Relyea | if (vreader_emul == NULL) { |
349 | 111a38b0 | Robert Relyea | return;
|
350 | 111a38b0 | Robert Relyea | } |
351 | 111a38b0 | Robert Relyea | if (vreader_emul->slot) {
|
352 | 111a38b0 | Robert Relyea | PK11_FreeSlot(vreader_emul->slot); |
353 | 111a38b0 | Robert Relyea | } |
354 | 111a38b0 | Robert Relyea | if (vreader_emul->type_params) {
|
355 | 111a38b0 | Robert Relyea | qemu_free(vreader_emul->type_params); |
356 | 111a38b0 | Robert Relyea | } |
357 | 111a38b0 | Robert Relyea | qemu_free(vreader_emul); |
358 | 111a38b0 | Robert Relyea | } |
359 | 111a38b0 | Robert Relyea | |
360 | 111a38b0 | Robert Relyea | /*
|
361 | 111a38b0 | Robert Relyea | * TODO: move this to emulater non-specific file
|
362 | 111a38b0 | Robert Relyea | */
|
363 | 111a38b0 | Robert Relyea | static VCardEmulType
|
364 | 111a38b0 | Robert Relyea | vcard_emul_get_type(VReader *vreader) |
365 | 111a38b0 | Robert Relyea | { |
366 | 111a38b0 | Robert Relyea | VReaderEmul *vreader_emul; |
367 | 111a38b0 | Robert Relyea | |
368 | 111a38b0 | Robert Relyea | vreader_emul = vreader_get_private(vreader); |
369 | 111a38b0 | Robert Relyea | if (vreader_emul && vreader_emul->default_type != VCARD_EMUL_NONE) {
|
370 | 111a38b0 | Robert Relyea | return vreader_emul->default_type;
|
371 | 111a38b0 | Robert Relyea | } |
372 | 111a38b0 | Robert Relyea | |
373 | 111a38b0 | Robert Relyea | return vcard_emul_type_select(vreader);
|
374 | 111a38b0 | Robert Relyea | } |
375 | 111a38b0 | Robert Relyea | /*
|
376 | 111a38b0 | Robert Relyea | * TODO: move this to emulater non-specific file
|
377 | 111a38b0 | Robert Relyea | */
|
378 | 111a38b0 | Robert Relyea | static const char * |
379 | 111a38b0 | Robert Relyea | vcard_emul_get_type_params(VReader *vreader) |
380 | 111a38b0 | Robert Relyea | { |
381 | 111a38b0 | Robert Relyea | VReaderEmul *vreader_emul; |
382 | 111a38b0 | Robert Relyea | |
383 | 111a38b0 | Robert Relyea | vreader_emul = vreader_get_private(vreader); |
384 | 111a38b0 | Robert Relyea | if (vreader_emul && vreader_emul->type_params) {
|
385 | 111a38b0 | Robert Relyea | return vreader_emul->type_params;
|
386 | 111a38b0 | Robert Relyea | } |
387 | 111a38b0 | Robert Relyea | |
388 | 111a38b0 | Robert Relyea | return ""; |
389 | 111a38b0 | Robert Relyea | } |
390 | 111a38b0 | Robert Relyea | |
391 | 111a38b0 | Robert Relyea | /* pull the slot out of the reader private data */
|
392 | 111a38b0 | Robert Relyea | static PK11SlotInfo *
|
393 | 111a38b0 | Robert Relyea | vcard_emul_reader_get_slot(VReader *vreader) |
394 | 111a38b0 | Robert Relyea | { |
395 | 111a38b0 | Robert Relyea | VReaderEmul *vreader_emul = vreader_get_private(vreader); |
396 | 111a38b0 | Robert Relyea | if (vreader_emul == NULL) { |
397 | 111a38b0 | Robert Relyea | return NULL; |
398 | 111a38b0 | Robert Relyea | } |
399 | 111a38b0 | Robert Relyea | return vreader_emul->slot;
|
400 | 111a38b0 | Robert Relyea | } |
401 | 111a38b0 | Robert Relyea | |
402 | 111a38b0 | Robert Relyea | /*
|
403 | 111a38b0 | Robert Relyea | * Card ATR's map to physical cards. VCARD_ATR_PREFIX will set appropriate
|
404 | 111a38b0 | Robert Relyea | * historical bytes for any software emulated card. The remaining bytes can be
|
405 | 111a38b0 | Robert Relyea | * used to indicate the actual emulator
|
406 | 111a38b0 | Robert Relyea | */
|
407 | 111a38b0 | Robert Relyea | static const unsigned char nss_atr[] = { VCARD_ATR_PREFIX(3), 'N', 'S', 'S' }; |
408 | 111a38b0 | Robert Relyea | |
409 | 111a38b0 | Robert Relyea | void
|
410 | 111a38b0 | Robert Relyea | vcard_emul_get_atr(VCard *card, unsigned char *atr, int *atr_len) |
411 | 111a38b0 | Robert Relyea | { |
412 | 111a38b0 | Robert Relyea | int len = MIN(sizeof(nss_atr), *atr_len); |
413 | 111a38b0 | Robert Relyea | assert(atr != NULL);
|
414 | 111a38b0 | Robert Relyea | |
415 | 111a38b0 | Robert Relyea | memcpy(atr, nss_atr, len); |
416 | 111a38b0 | Robert Relyea | *atr_len = len; |
417 | 111a38b0 | Robert Relyea | return;
|
418 | 111a38b0 | Robert Relyea | } |
419 | 111a38b0 | Robert Relyea | |
420 | 111a38b0 | Robert Relyea | /*
|
421 | 111a38b0 | Robert Relyea | * create a new card from certs and keys
|
422 | 111a38b0 | Robert Relyea | */
|
423 | 111a38b0 | Robert Relyea | static VCard *
|
424 | 111a38b0 | Robert Relyea | vcard_emul_make_card(VReader *reader, |
425 | 111a38b0 | Robert Relyea | unsigned char * const *certs, int *cert_len, |
426 | 111a38b0 | Robert Relyea | VCardKey *keys[], int cert_count)
|
427 | 111a38b0 | Robert Relyea | { |
428 | 111a38b0 | Robert Relyea | VCardEmul *vcard_emul; |
429 | 111a38b0 | Robert Relyea | VCard *vcard; |
430 | 111a38b0 | Robert Relyea | PK11SlotInfo *slot; |
431 | 111a38b0 | Robert Relyea | VCardEmulType type; |
432 | 111a38b0 | Robert Relyea | const char *params; |
433 | 111a38b0 | Robert Relyea | |
434 | 111a38b0 | Robert Relyea | type = vcard_emul_get_type(reader); |
435 | 111a38b0 | Robert Relyea | |
436 | 111a38b0 | Robert Relyea | /* ignore the inserted card */
|
437 | 111a38b0 | Robert Relyea | if (type == VCARD_EMUL_NONE) {
|
438 | 111a38b0 | Robert Relyea | return NULL; |
439 | 111a38b0 | Robert Relyea | } |
440 | 111a38b0 | Robert Relyea | slot = vcard_emul_reader_get_slot(reader); |
441 | 111a38b0 | Robert Relyea | if (slot == NULL) { |
442 | 111a38b0 | Robert Relyea | return NULL; |
443 | 111a38b0 | Robert Relyea | } |
444 | 111a38b0 | Robert Relyea | |
445 | 111a38b0 | Robert Relyea | params = vcard_emul_get_type_params(reader); |
446 | 111a38b0 | Robert Relyea | /* params these can be NULL */
|
447 | 111a38b0 | Robert Relyea | |
448 | 111a38b0 | Robert Relyea | vcard_emul = vcard_emul_new_card(slot); |
449 | 111a38b0 | Robert Relyea | if (vcard_emul == NULL) { |
450 | 111a38b0 | Robert Relyea | return NULL; |
451 | 111a38b0 | Robert Relyea | } |
452 | 111a38b0 | Robert Relyea | vcard = vcard_new(vcard_emul, vcard_emul_delete_card); |
453 | 111a38b0 | Robert Relyea | if (vcard == NULL) { |
454 | 111a38b0 | Robert Relyea | vcard_emul_delete_card(vcard_emul); |
455 | 111a38b0 | Robert Relyea | return NULL; |
456 | 111a38b0 | Robert Relyea | } |
457 | 111a38b0 | Robert Relyea | vcard_init(reader, vcard, type, params, certs, cert_len, keys, cert_count); |
458 | 111a38b0 | Robert Relyea | return vcard;
|
459 | 111a38b0 | Robert Relyea | } |
460 | 111a38b0 | Robert Relyea | |
461 | 111a38b0 | Robert Relyea | |
462 | 111a38b0 | Robert Relyea | /*
|
463 | 111a38b0 | Robert Relyea | * 'clone' a physical card as a virtual card
|
464 | 111a38b0 | Robert Relyea | */
|
465 | 111a38b0 | Robert Relyea | static VCard *
|
466 | 111a38b0 | Robert Relyea | vcard_emul_mirror_card(VReader *vreader) |
467 | 111a38b0 | Robert Relyea | { |
468 | 111a38b0 | Robert Relyea | /*
|
469 | 111a38b0 | Robert Relyea | * lookup certs using the C_FindObjects. The Stan Cert handle won't give
|
470 | 111a38b0 | Robert Relyea | * us the real certs until we log in.
|
471 | 111a38b0 | Robert Relyea | */
|
472 | 111a38b0 | Robert Relyea | PK11GenericObject *firstObj, *thisObj; |
473 | 111a38b0 | Robert Relyea | int cert_count;
|
474 | 111a38b0 | Robert Relyea | unsigned char **certs; |
475 | 111a38b0 | Robert Relyea | int *cert_len;
|
476 | 111a38b0 | Robert Relyea | VCardKey **keys; |
477 | 111a38b0 | Robert Relyea | PK11SlotInfo *slot; |
478 | 111a38b0 | Robert Relyea | PRBool ret; |
479 | 111a38b0 | Robert Relyea | |
480 | 111a38b0 | Robert Relyea | slot = vcard_emul_reader_get_slot(vreader); |
481 | 111a38b0 | Robert Relyea | if (slot == NULL) { |
482 | 111a38b0 | Robert Relyea | return NULL; |
483 | 111a38b0 | Robert Relyea | } |
484 | 111a38b0 | Robert Relyea | |
485 | 111a38b0 | Robert Relyea | firstObj = PK11_FindGenericObjects(slot, CKO_CERTIFICATE); |
486 | 111a38b0 | Robert Relyea | if (firstObj == NULL) { |
487 | 111a38b0 | Robert Relyea | return NULL; |
488 | 111a38b0 | Robert Relyea | } |
489 | 111a38b0 | Robert Relyea | |
490 | 111a38b0 | Robert Relyea | /* count the certs */
|
491 | 111a38b0 | Robert Relyea | cert_count = 0;
|
492 | 111a38b0 | Robert Relyea | for (thisObj = firstObj; thisObj;
|
493 | 111a38b0 | Robert Relyea | thisObj = PK11_GetNextGenericObject(thisObj)) { |
494 | 111a38b0 | Robert Relyea | cert_count++; |
495 | 111a38b0 | Robert Relyea | } |
496 | 111a38b0 | Robert Relyea | |
497 | 111a38b0 | Robert Relyea | if (cert_count == 0) { |
498 | 111a38b0 | Robert Relyea | PK11_DestroyGenericObjects(firstObj); |
499 | 111a38b0 | Robert Relyea | return NULL; |
500 | 111a38b0 | Robert Relyea | } |
501 | 111a38b0 | Robert Relyea | |
502 | 111a38b0 | Robert Relyea | /* allocate the arrays */
|
503 | 111a38b0 | Robert Relyea | ret = vcard_emul_alloc_arrays(&certs, &cert_len, &keys, cert_count); |
504 | 111a38b0 | Robert Relyea | if (ret == PR_FALSE) {
|
505 | 111a38b0 | Robert Relyea | return NULL; |
506 | 111a38b0 | Robert Relyea | } |
507 | 111a38b0 | Robert Relyea | |
508 | 111a38b0 | Robert Relyea | /* fill in the arrays */
|
509 | 111a38b0 | Robert Relyea | cert_count = 0;
|
510 | 111a38b0 | Robert Relyea | for (thisObj = firstObj; thisObj;
|
511 | 111a38b0 | Robert Relyea | thisObj = PK11_GetNextGenericObject(thisObj)) { |
512 | 111a38b0 | Robert Relyea | SECItem derCert; |
513 | 111a38b0 | Robert Relyea | CERTCertificate *cert; |
514 | 111a38b0 | Robert Relyea | SECStatus rv; |
515 | 111a38b0 | Robert Relyea | |
516 | 111a38b0 | Robert Relyea | rv = PK11_ReadRawAttribute(PK11_TypeGeneric, thisObj, |
517 | 111a38b0 | Robert Relyea | CKA_VALUE, &derCert); |
518 | 111a38b0 | Robert Relyea | if (rv != SECSuccess) {
|
519 | 111a38b0 | Robert Relyea | continue;
|
520 | 111a38b0 | Robert Relyea | } |
521 | 111a38b0 | Robert Relyea | /* create floating temp cert. This gives us a cert structure even if
|
522 | 111a38b0 | Robert Relyea | * the token isn't logged in */
|
523 | 111a38b0 | Robert Relyea | cert = CERT_NewTempCertificate(CERT_GetDefaultCertDB(), &derCert, |
524 | 111a38b0 | Robert Relyea | NULL, PR_FALSE, PR_TRUE);
|
525 | 111a38b0 | Robert Relyea | SECITEM_FreeItem(&derCert, PR_FALSE); |
526 | 111a38b0 | Robert Relyea | if (cert == NULL) { |
527 | 111a38b0 | Robert Relyea | continue;
|
528 | 111a38b0 | Robert Relyea | } |
529 | 111a38b0 | Robert Relyea | |
530 | 111a38b0 | Robert Relyea | certs[cert_count] = cert->derCert.data; |
531 | 111a38b0 | Robert Relyea | cert_len[cert_count] = cert->derCert.len; |
532 | 111a38b0 | Robert Relyea | keys[cert_count] = vcard_emul_make_key(slot, cert); |
533 | 111a38b0 | Robert Relyea | cert_count++; |
534 | 111a38b0 | Robert Relyea | CERT_DestroyCertificate(cert); /* key obj still has a reference */
|
535 | 111a38b0 | Robert Relyea | } |
536 | 111a38b0 | Robert Relyea | |
537 | 111a38b0 | Robert Relyea | /* now create the card */
|
538 | 111a38b0 | Robert Relyea | return vcard_emul_make_card(vreader, certs, cert_len, keys, cert_count);
|
539 | 111a38b0 | Robert Relyea | } |
540 | 111a38b0 | Robert Relyea | |
541 | 111a38b0 | Robert Relyea | static VCardEmulType default_card_type = VCARD_EMUL_NONE;
|
542 | 111a38b0 | Robert Relyea | static const char *default_type_params = ""; |
543 | 111a38b0 | Robert Relyea | |
544 | 111a38b0 | Robert Relyea | /*
|
545 | 111a38b0 | Robert Relyea | * This thread looks for card and reader insertions and puts events on the
|
546 | 111a38b0 | Robert Relyea | * event queue
|
547 | 111a38b0 | Robert Relyea | */
|
548 | 111a38b0 | Robert Relyea | static void |
549 | 111a38b0 | Robert Relyea | vcard_emul_event_thread(void *arg)
|
550 | 111a38b0 | Robert Relyea | { |
551 | 111a38b0 | Robert Relyea | PK11SlotInfo *slot; |
552 | 111a38b0 | Robert Relyea | VReader *vreader; |
553 | 111a38b0 | Robert Relyea | VReaderEmul *vreader_emul; |
554 | 111a38b0 | Robert Relyea | VCard *vcard; |
555 | 111a38b0 | Robert Relyea | SECMODModule *module = (SECMODModule *)arg; |
556 | 111a38b0 | Robert Relyea | |
557 | 111a38b0 | Robert Relyea | do {
|
558 | 111a38b0 | Robert Relyea | slot = SECMOD_WaitForAnyTokenEvent(module, 0, 500); |
559 | 111a38b0 | Robert Relyea | if (slot == NULL) { |
560 | 111a38b0 | Robert Relyea | break;
|
561 | 111a38b0 | Robert Relyea | } |
562 | 111a38b0 | Robert Relyea | vreader = vcard_emul_find_vreader_from_slot(slot); |
563 | 111a38b0 | Robert Relyea | if (vreader == NULL) { |
564 | 111a38b0 | Robert Relyea | /* new vreader */
|
565 | 111a38b0 | Robert Relyea | vreader_emul = vreader_emul_new(slot, default_card_type, |
566 | 111a38b0 | Robert Relyea | default_type_params); |
567 | 111a38b0 | Robert Relyea | vreader = vreader_new(PK11_GetSlotName(slot), vreader_emul, |
568 | 111a38b0 | Robert Relyea | vreader_emul_delete); |
569 | 111a38b0 | Robert Relyea | PK11_FreeSlot(slot); |
570 | 111a38b0 | Robert Relyea | slot = NULL;
|
571 | 111a38b0 | Robert Relyea | vreader_add_reader(vreader); |
572 | 111a38b0 | Robert Relyea | vreader_free(vreader); |
573 | 111a38b0 | Robert Relyea | continue;
|
574 | 111a38b0 | Robert Relyea | } |
575 | 111a38b0 | Robert Relyea | /* card remove/insert */
|
576 | 111a38b0 | Robert Relyea | vreader_emul = vreader_get_private(vreader); |
577 | 111a38b0 | Robert Relyea | if (PK11_IsPresent(slot)) {
|
578 | 111a38b0 | Robert Relyea | int series = PK11_GetSlotSeries(slot);
|
579 | 111a38b0 | Robert Relyea | if (series != vreader_emul->series) {
|
580 | 111a38b0 | Robert Relyea | if (vreader_emul->present) {
|
581 | 111a38b0 | Robert Relyea | vreader_insert_card(vreader, NULL);
|
582 | 111a38b0 | Robert Relyea | } |
583 | 111a38b0 | Robert Relyea | vcard = vcard_emul_mirror_card(vreader); |
584 | 111a38b0 | Robert Relyea | vreader_insert_card(vreader, vcard); |
585 | 111a38b0 | Robert Relyea | vcard_free(vcard); |
586 | 111a38b0 | Robert Relyea | } |
587 | 111a38b0 | Robert Relyea | vreader_emul->series = series; |
588 | 111a38b0 | Robert Relyea | vreader_emul->present = 1;
|
589 | 111a38b0 | Robert Relyea | vreader_free(vreader); |
590 | 111a38b0 | Robert Relyea | PK11_FreeSlot(slot); |
591 | 111a38b0 | Robert Relyea | continue;
|
592 | 111a38b0 | Robert Relyea | } |
593 | 111a38b0 | Robert Relyea | if (vreader_emul->present) {
|
594 | 111a38b0 | Robert Relyea | vreader_insert_card(vreader, NULL);
|
595 | 111a38b0 | Robert Relyea | } |
596 | 111a38b0 | Robert Relyea | vreader_emul->series = 0;
|
597 | 111a38b0 | Robert Relyea | vreader_emul->present = 0;
|
598 | 111a38b0 | Robert Relyea | PK11_FreeSlot(slot); |
599 | 111a38b0 | Robert Relyea | vreader_free(vreader); |
600 | 111a38b0 | Robert Relyea | } while (1); |
601 | 111a38b0 | Robert Relyea | } |
602 | 111a38b0 | Robert Relyea | |
603 | 111a38b0 | Robert Relyea | /* if the card is inserted when we start up, make sure our state is correct */
|
604 | 111a38b0 | Robert Relyea | static void |
605 | 111a38b0 | Robert Relyea | vcard_emul_init_series(VReader *vreader, VCard *vcard) |
606 | 111a38b0 | Robert Relyea | { |
607 | 111a38b0 | Robert Relyea | VReaderEmul *vreader_emul = vreader_get_private(vreader); |
608 | 111a38b0 | Robert Relyea | PK11SlotInfo *slot = vreader_emul->slot; |
609 | 111a38b0 | Robert Relyea | |
610 | 111a38b0 | Robert Relyea | vreader_emul->present = PK11_IsPresent(slot); |
611 | 111a38b0 | Robert Relyea | vreader_emul->series = PK11_GetSlotSeries(slot); |
612 | 111a38b0 | Robert Relyea | if (vreader_emul->present == 0) { |
613 | 111a38b0 | Robert Relyea | vreader_insert_card(vreader, NULL);
|
614 | 111a38b0 | Robert Relyea | } |
615 | 111a38b0 | Robert Relyea | } |
616 | 111a38b0 | Robert Relyea | |
617 | 111a38b0 | Robert Relyea | /*
|
618 | 111a38b0 | Robert Relyea | * each module has a separate wait call, create a thread for each module that
|
619 | 111a38b0 | Robert Relyea | * we are using.
|
620 | 111a38b0 | Robert Relyea | */
|
621 | 111a38b0 | Robert Relyea | static void |
622 | 111a38b0 | Robert Relyea | vcard_emul_new_event_thread(SECMODModule *module) |
623 | 111a38b0 | Robert Relyea | { |
624 | 111a38b0 | Robert Relyea | PR_CreateThread(PR_SYSTEM_THREAD, vcard_emul_event_thread, |
625 | 111a38b0 | Robert Relyea | module, PR_PRIORITY_HIGH, PR_GLOBAL_THREAD, |
626 | 111a38b0 | Robert Relyea | PR_UNJOINABLE_THREAD, 0);
|
627 | 111a38b0 | Robert Relyea | } |
628 | 111a38b0 | Robert Relyea | |
629 | 111a38b0 | Robert Relyea | static const VCardEmulOptions default_options = { |
630 | 111a38b0 | Robert Relyea | .nss_db = NULL,
|
631 | 111a38b0 | Robert Relyea | .vreader = NULL,
|
632 | 111a38b0 | Robert Relyea | .vreader_count = 0,
|
633 | 111a38b0 | Robert Relyea | .hw_card_type = VCARD_EMUL_CAC, |
634 | 111a38b0 | Robert Relyea | .hw_type_params = "",
|
635 | 111a38b0 | Robert Relyea | .use_hw = PR_TRUE |
636 | 111a38b0 | Robert Relyea | }; |
637 | 111a38b0 | Robert Relyea | |
638 | 111a38b0 | Robert Relyea | |
639 | 111a38b0 | Robert Relyea | /*
|
640 | 111a38b0 | Robert Relyea | * NSS needs the app to supply a password prompt. In our case the only time
|
641 | 111a38b0 | Robert Relyea | * the password is supplied is as part of the Login APDU. The actual password
|
642 | 111a38b0 | Robert Relyea | * is passed in the pw_arg in that case. In all other cases pw_arg should be
|
643 | 111a38b0 | Robert Relyea | * NULL.
|
644 | 111a38b0 | Robert Relyea | */
|
645 | 111a38b0 | Robert Relyea | static char * |
646 | 111a38b0 | Robert Relyea | vcard_emul_get_password(PK11SlotInfo *slot, PRBool retries, void *pw_arg)
|
647 | 111a38b0 | Robert Relyea | { |
648 | 111a38b0 | Robert Relyea | /* if it didn't work the first time, don't keep trying */
|
649 | 111a38b0 | Robert Relyea | if (retries) {
|
650 | 111a38b0 | Robert Relyea | return NULL; |
651 | 111a38b0 | Robert Relyea | } |
652 | 111a38b0 | Robert Relyea | /* we are looking up a password when we don't have one in hand */
|
653 | 111a38b0 | Robert Relyea | if (pw_arg == NULL) { |
654 | 111a38b0 | Robert Relyea | return NULL; |
655 | 111a38b0 | Robert Relyea | } |
656 | 111a38b0 | Robert Relyea | /* TODO: we really should verify that were are using the right slot */
|
657 | 111a38b0 | Robert Relyea | return PORT_Strdup(pw_arg);
|
658 | 111a38b0 | Robert Relyea | } |
659 | 111a38b0 | Robert Relyea | |
660 | 111a38b0 | Robert Relyea | /* Force a card removal even if the card is not physically removed */
|
661 | 111a38b0 | Robert Relyea | VCardEmulError |
662 | 111a38b0 | Robert Relyea | vcard_emul_force_card_remove(VReader *vreader) |
663 | 111a38b0 | Robert Relyea | { |
664 | 111a38b0 | Robert Relyea | if (!nss_emul_init || (vreader_card_is_present(vreader) != VREADER_OK)) {
|
665 | 111a38b0 | Robert Relyea | return VCARD_EMUL_FAIL; /* card is already removed */ |
666 | 111a38b0 | Robert Relyea | } |
667 | 111a38b0 | Robert Relyea | |
668 | 111a38b0 | Robert Relyea | /* OK, remove it */
|
669 | 111a38b0 | Robert Relyea | vreader_insert_card(vreader, NULL);
|
670 | 111a38b0 | Robert Relyea | return VCARD_EMUL_OK;
|
671 | 111a38b0 | Robert Relyea | } |
672 | 111a38b0 | Robert Relyea | |
673 | 111a38b0 | Robert Relyea | /* Re-insert of a card that has been removed by force removal */
|
674 | 111a38b0 | Robert Relyea | VCardEmulError |
675 | 111a38b0 | Robert Relyea | vcard_emul_force_card_insert(VReader *vreader) |
676 | 111a38b0 | Robert Relyea | { |
677 | 111a38b0 | Robert Relyea | VReaderEmul *vreader_emul; |
678 | 111a38b0 | Robert Relyea | VCard *vcard; |
679 | 111a38b0 | Robert Relyea | |
680 | 111a38b0 | Robert Relyea | if (!nss_emul_init || (vreader_card_is_present(vreader) == VREADER_OK)) {
|
681 | 111a38b0 | Robert Relyea | return VCARD_EMUL_FAIL; /* card is already removed */ |
682 | 111a38b0 | Robert Relyea | } |
683 | 111a38b0 | Robert Relyea | vreader_emul = vreader_get_private(vreader); |
684 | 111a38b0 | Robert Relyea | |
685 | 111a38b0 | Robert Relyea | /* if it's a softcard, get the saved vcard from the reader emul structure */
|
686 | 111a38b0 | Robert Relyea | if (vreader_emul->saved_vcard) {
|
687 | 111a38b0 | Robert Relyea | vcard = vcard_reference(vreader_emul->saved_vcard); |
688 | 111a38b0 | Robert Relyea | } else {
|
689 | 111a38b0 | Robert Relyea | /* it must be a physical card, rebuild it */
|
690 | 111a38b0 | Robert Relyea | if (!PK11_IsPresent(vreader_emul->slot)) {
|
691 | 111a38b0 | Robert Relyea | /* physical card has been removed, not way to reinsert it */
|
692 | 111a38b0 | Robert Relyea | return VCARD_EMUL_FAIL;
|
693 | 111a38b0 | Robert Relyea | } |
694 | 111a38b0 | Robert Relyea | vcard = vcard_emul_mirror_card(vreader); |
695 | 111a38b0 | Robert Relyea | } |
696 | 111a38b0 | Robert Relyea | vreader_insert_card(vreader, vcard); |
697 | 111a38b0 | Robert Relyea | vcard_free(vcard); |
698 | 111a38b0 | Robert Relyea | |
699 | 111a38b0 | Robert Relyea | return VCARD_EMUL_OK;
|
700 | 111a38b0 | Robert Relyea | } |
701 | 111a38b0 | Robert Relyea | |
702 | 111a38b0 | Robert Relyea | |
703 | 111a38b0 | Robert Relyea | static PRBool
|
704 | 111a38b0 | Robert Relyea | module_has_removable_hw_slots(SECMODModule *mod) |
705 | 111a38b0 | Robert Relyea | { |
706 | 111a38b0 | Robert Relyea | int i;
|
707 | 111a38b0 | Robert Relyea | PRBool ret = PR_FALSE; |
708 | 111a38b0 | Robert Relyea | SECMODListLock *moduleLock = SECMOD_GetDefaultModuleListLock(); |
709 | 111a38b0 | Robert Relyea | |
710 | 111a38b0 | Robert Relyea | if (!moduleLock) {
|
711 | 111a38b0 | Robert Relyea | PORT_SetError(SEC_ERROR_NOT_INITIALIZED); |
712 | 111a38b0 | Robert Relyea | return ret;
|
713 | 111a38b0 | Robert Relyea | } |
714 | 111a38b0 | Robert Relyea | SECMOD_GetReadLock(moduleLock); |
715 | 111a38b0 | Robert Relyea | for (i = 0; i < mod->slotCount; i++) { |
716 | 111a38b0 | Robert Relyea | PK11SlotInfo *slot = mod->slots[i]; |
717 | 111a38b0 | Robert Relyea | if (PK11_IsRemovable(slot) && PK11_IsHW(slot)) {
|
718 | 111a38b0 | Robert Relyea | ret = PR_TRUE; |
719 | 111a38b0 | Robert Relyea | break;
|
720 | 111a38b0 | Robert Relyea | } |
721 | 111a38b0 | Robert Relyea | } |
722 | 111a38b0 | Robert Relyea | SECMOD_ReleaseReadLock(moduleLock); |
723 | 111a38b0 | Robert Relyea | return ret;
|
724 | 111a38b0 | Robert Relyea | } |
725 | 111a38b0 | Robert Relyea | |
726 | 111a38b0 | Robert Relyea | /* Previously we returned FAIL if no readers found. This makes
|
727 | 111a38b0 | Robert Relyea | * no sense when using hardware, since there may be no readers connected
|
728 | 111a38b0 | Robert Relyea | * at the time vcard_emul_init is called, but they will be properly
|
729 | 111a38b0 | Robert Relyea | * recognized later. So Instead return FAIL only if no_hw==1 and no
|
730 | 111a38b0 | Robert Relyea | * vcards can be created (indicates error with certificates provided
|
731 | 111a38b0 | Robert Relyea | * or db), or if any other higher level error (NSS error, missing coolkey). */
|
732 | 111a38b0 | Robert Relyea | static int vcard_emul_init_called; |
733 | 111a38b0 | Robert Relyea | |
734 | 111a38b0 | Robert Relyea | VCardEmulError |
735 | 111a38b0 | Robert Relyea | vcard_emul_init(const VCardEmulOptions *options)
|
736 | 111a38b0 | Robert Relyea | { |
737 | 111a38b0 | Robert Relyea | SECStatus rv; |
738 | 111a38b0 | Robert Relyea | PRBool ret, has_readers = PR_FALSE, need_coolkey_module; |
739 | 111a38b0 | Robert Relyea | VReader *vreader; |
740 | 111a38b0 | Robert Relyea | VReaderEmul *vreader_emul; |
741 | 111a38b0 | Robert Relyea | SECMODListLock *module_lock; |
742 | 111a38b0 | Robert Relyea | SECMODModuleList *module_list; |
743 | 111a38b0 | Robert Relyea | SECMODModuleList *mlp; |
744 | 111a38b0 | Robert Relyea | int i;
|
745 | 111a38b0 | Robert Relyea | |
746 | 111a38b0 | Robert Relyea | if (vcard_emul_init_called) {
|
747 | 111a38b0 | Robert Relyea | return VCARD_EMUL_INIT_ALREADY_INITED;
|
748 | 111a38b0 | Robert Relyea | } |
749 | 111a38b0 | Robert Relyea | vcard_emul_init_called = 1;
|
750 | 111a38b0 | Robert Relyea | vreader_init(); |
751 | 111a38b0 | Robert Relyea | vevent_queue_init(); |
752 | 111a38b0 | Robert Relyea | |
753 | 111a38b0 | Robert Relyea | if (options == NULL) { |
754 | 111a38b0 | Robert Relyea | options = &default_options; |
755 | 111a38b0 | Robert Relyea | } |
756 | 111a38b0 | Robert Relyea | |
757 | 111a38b0 | Robert Relyea | /* first initialize NSS */
|
758 | 111a38b0 | Robert Relyea | if (options->nss_db) {
|
759 | 111a38b0 | Robert Relyea | rv = NSS_Init(options->nss_db); |
760 | 111a38b0 | Robert Relyea | } else {
|
761 | 111a38b0 | Robert Relyea | rv = NSS_Init("sql:/etc/pki/nssdb");
|
762 | 111a38b0 | Robert Relyea | } |
763 | 111a38b0 | Robert Relyea | if (rv != SECSuccess) {
|
764 | 111a38b0 | Robert Relyea | return VCARD_EMUL_FAIL;
|
765 | 111a38b0 | Robert Relyea | } |
766 | 111a38b0 | Robert Relyea | /* Set password callback function */
|
767 | 111a38b0 | Robert Relyea | PK11_SetPasswordFunc(vcard_emul_get_password); |
768 | 111a38b0 | Robert Relyea | |
769 | 111a38b0 | Robert Relyea | /* set up soft cards emulated by software certs rather than physical cards
|
770 | 111a38b0 | Robert Relyea | * */
|
771 | 111a38b0 | Robert Relyea | for (i = 0; i < options->vreader_count; i++) { |
772 | 111a38b0 | Robert Relyea | int j;
|
773 | 111a38b0 | Robert Relyea | int cert_count;
|
774 | 111a38b0 | Robert Relyea | unsigned char **certs; |
775 | 111a38b0 | Robert Relyea | int *cert_len;
|
776 | 111a38b0 | Robert Relyea | VCardKey **keys; |
777 | 111a38b0 | Robert Relyea | PK11SlotInfo *slot; |
778 | 111a38b0 | Robert Relyea | |
779 | 111a38b0 | Robert Relyea | slot = PK11_FindSlotByName(options->vreader[i].name); |
780 | 111a38b0 | Robert Relyea | if (slot == NULL) { |
781 | 111a38b0 | Robert Relyea | continue;
|
782 | 111a38b0 | Robert Relyea | } |
783 | 111a38b0 | Robert Relyea | vreader_emul = vreader_emul_new(slot, options->vreader[i].card_type, |
784 | 111a38b0 | Robert Relyea | options->vreader[i].type_params); |
785 | 111a38b0 | Robert Relyea | vreader = vreader_new(options->vreader[i].vname, vreader_emul, |
786 | 111a38b0 | Robert Relyea | vreader_emul_delete); |
787 | 111a38b0 | Robert Relyea | vreader_add_reader(vreader); |
788 | 111a38b0 | Robert Relyea | cert_count = options->vreader[i].cert_count; |
789 | 111a38b0 | Robert Relyea | |
790 | 111a38b0 | Robert Relyea | ret = vcard_emul_alloc_arrays(&certs, &cert_len, &keys, |
791 | 111a38b0 | Robert Relyea | options->vreader[i].cert_count); |
792 | 111a38b0 | Robert Relyea | if (ret == PR_FALSE) {
|
793 | 111a38b0 | Robert Relyea | continue;
|
794 | 111a38b0 | Robert Relyea | } |
795 | 111a38b0 | Robert Relyea | cert_count = 0;
|
796 | 111a38b0 | Robert Relyea | for (j = 0; j < options->vreader[i].cert_count; j++) { |
797 | 111a38b0 | Robert Relyea | /* we should have a better way of identifying certs than by
|
798 | 111a38b0 | Robert Relyea | * nickname here */
|
799 | 111a38b0 | Robert Relyea | CERTCertificate *cert = PK11_FindCertFromNickname( |
800 | 111a38b0 | Robert Relyea | options->vreader[i].cert_name[j], |
801 | 111a38b0 | Robert Relyea | NULL);
|
802 | 111a38b0 | Robert Relyea | if (cert == NULL) { |
803 | 111a38b0 | Robert Relyea | continue;
|
804 | 111a38b0 | Robert Relyea | } |
805 | 111a38b0 | Robert Relyea | certs[cert_count] = cert->derCert.data; |
806 | 111a38b0 | Robert Relyea | cert_len[cert_count] = cert->derCert.len; |
807 | 111a38b0 | Robert Relyea | keys[cert_count] = vcard_emul_make_key(slot, cert); |
808 | 111a38b0 | Robert Relyea | /* this is safe because the key is still holding a cert reference */
|
809 | 111a38b0 | Robert Relyea | CERT_DestroyCertificate(cert); |
810 | 111a38b0 | Robert Relyea | cert_count++; |
811 | 111a38b0 | Robert Relyea | } |
812 | 111a38b0 | Robert Relyea | if (cert_count) {
|
813 | 111a38b0 | Robert Relyea | VCard *vcard = vcard_emul_make_card(vreader, certs, cert_len, |
814 | 111a38b0 | Robert Relyea | keys, cert_count); |
815 | 111a38b0 | Robert Relyea | vreader_insert_card(vreader, vcard); |
816 | 111a38b0 | Robert Relyea | vcard_emul_init_series(vreader, vcard); |
817 | 111a38b0 | Robert Relyea | /* allow insertion and removal of soft cards */
|
818 | 111a38b0 | Robert Relyea | vreader_emul->saved_vcard = vcard_reference(vcard); |
819 | 111a38b0 | Robert Relyea | vcard_free(vcard); |
820 | 111a38b0 | Robert Relyea | vreader_free(vreader); |
821 | 111a38b0 | Robert Relyea | has_readers = PR_TRUE; |
822 | 111a38b0 | Robert Relyea | } |
823 | 111a38b0 | Robert Relyea | } |
824 | 111a38b0 | Robert Relyea | |
825 | 111a38b0 | Robert Relyea | /* if we aren't suppose to use hw, skip looking up hardware tokens */
|
826 | 111a38b0 | Robert Relyea | if (!options->use_hw) {
|
827 | 111a38b0 | Robert Relyea | nss_emul_init = has_readers; |
828 | 111a38b0 | Robert Relyea | return has_readers ? VCARD_EMUL_OK : VCARD_EMUL_FAIL;
|
829 | 111a38b0 | Robert Relyea | } |
830 | 111a38b0 | Robert Relyea | |
831 | 111a38b0 | Robert Relyea | /* make sure we have some PKCS #11 module loaded */
|
832 | 111a38b0 | Robert Relyea | module_lock = SECMOD_GetDefaultModuleListLock(); |
833 | 111a38b0 | Robert Relyea | module_list = SECMOD_GetDefaultModuleList(); |
834 | 111a38b0 | Robert Relyea | need_coolkey_module = !has_readers; |
835 | 111a38b0 | Robert Relyea | SECMOD_GetReadLock(module_lock); |
836 | 111a38b0 | Robert Relyea | for (mlp = module_list; mlp; mlp = mlp->next) {
|
837 | 111a38b0 | Robert Relyea | SECMODModule *module = mlp->module; |
838 | 111a38b0 | Robert Relyea | if (module_has_removable_hw_slots(module)) {
|
839 | 111a38b0 | Robert Relyea | need_coolkey_module = PR_FALSE; |
840 | 111a38b0 | Robert Relyea | break;
|
841 | 111a38b0 | Robert Relyea | } |
842 | 111a38b0 | Robert Relyea | } |
843 | 111a38b0 | Robert Relyea | SECMOD_ReleaseReadLock(module_lock); |
844 | 111a38b0 | Robert Relyea | |
845 | 111a38b0 | Robert Relyea | if (need_coolkey_module) {
|
846 | 111a38b0 | Robert Relyea | SECMODModule *module; |
847 | 111a38b0 | Robert Relyea | module = SECMOD_LoadUserModule( |
848 | 111a38b0 | Robert Relyea | (char *)"library=libcoolkeypk11.so name=Coolkey", |
849 | 111a38b0 | Robert Relyea | NULL, PR_FALSE);
|
850 | 111a38b0 | Robert Relyea | if (module == NULL) { |
851 | 111a38b0 | Robert Relyea | return VCARD_EMUL_FAIL;
|
852 | 111a38b0 | Robert Relyea | } |
853 | 111a38b0 | Robert Relyea | SECMOD_DestroyModule(module); /* free our reference, Module will still
|
854 | 111a38b0 | Robert Relyea | * be on the list.
|
855 | 111a38b0 | Robert Relyea | * until we destroy it */
|
856 | 111a38b0 | Robert Relyea | } |
857 | 111a38b0 | Robert Relyea | |
858 | 111a38b0 | Robert Relyea | /* now examine all the slots, finding which should be readers */
|
859 | 111a38b0 | Robert Relyea | /* We should control this with options. For now we mirror out any
|
860 | 111a38b0 | Robert Relyea | * removable hardware slot */
|
861 | 111a38b0 | Robert Relyea | default_card_type = options->hw_card_type; |
862 | 111a38b0 | Robert Relyea | default_type_params = strdup(options->hw_type_params); |
863 | 111a38b0 | Robert Relyea | |
864 | 111a38b0 | Robert Relyea | SECMOD_GetReadLock(module_lock); |
865 | 111a38b0 | Robert Relyea | for (mlp = module_list; mlp; mlp = mlp->next) {
|
866 | 111a38b0 | Robert Relyea | SECMODModule *module = mlp->module; |
867 | 111a38b0 | Robert Relyea | PRBool has_emul_slots = PR_FALSE; |
868 | 111a38b0 | Robert Relyea | |
869 | 111a38b0 | Robert Relyea | if (module == NULL) { |
870 | 111a38b0 | Robert Relyea | continue;
|
871 | 111a38b0 | Robert Relyea | } |
872 | 111a38b0 | Robert Relyea | |
873 | 111a38b0 | Robert Relyea | for (i = 0; i < module->slotCount; i++) { |
874 | 111a38b0 | Robert Relyea | PK11SlotInfo *slot = module->slots[i]; |
875 | 111a38b0 | Robert Relyea | |
876 | 111a38b0 | Robert Relyea | /* only map removable HW slots */
|
877 | 111a38b0 | Robert Relyea | if (slot == NULL || !PK11_IsRemovable(slot) || !PK11_IsHW(slot)) { |
878 | 111a38b0 | Robert Relyea | continue;
|
879 | 111a38b0 | Robert Relyea | } |
880 | 111a38b0 | Robert Relyea | vreader_emul = vreader_emul_new(slot, options->hw_card_type, |
881 | 111a38b0 | Robert Relyea | options->hw_type_params); |
882 | 111a38b0 | Robert Relyea | vreader = vreader_new(PK11_GetSlotName(slot), vreader_emul, |
883 | 111a38b0 | Robert Relyea | vreader_emul_delete); |
884 | 111a38b0 | Robert Relyea | vreader_add_reader(vreader); |
885 | 111a38b0 | Robert Relyea | |
886 | 111a38b0 | Robert Relyea | has_readers = PR_TRUE; |
887 | 111a38b0 | Robert Relyea | has_emul_slots = PR_TRUE; |
888 | 111a38b0 | Robert Relyea | |
889 | 111a38b0 | Robert Relyea | if (PK11_IsPresent(slot)) {
|
890 | 111a38b0 | Robert Relyea | VCard *vcard; |
891 | 111a38b0 | Robert Relyea | vcard = vcard_emul_mirror_card(vreader); |
892 | 111a38b0 | Robert Relyea | vreader_insert_card(vreader, vcard); |
893 | 111a38b0 | Robert Relyea | vcard_emul_init_series(vreader, vcard); |
894 | 111a38b0 | Robert Relyea | vcard_free(vcard); |
895 | 111a38b0 | Robert Relyea | } |
896 | 111a38b0 | Robert Relyea | } |
897 | 111a38b0 | Robert Relyea | if (has_emul_slots) {
|
898 | 111a38b0 | Robert Relyea | vcard_emul_new_event_thread(module); |
899 | 111a38b0 | Robert Relyea | } |
900 | 111a38b0 | Robert Relyea | } |
901 | 111a38b0 | Robert Relyea | SECMOD_ReleaseReadLock(module_lock); |
902 | 111a38b0 | Robert Relyea | nss_emul_init = has_readers; |
903 | 111a38b0 | Robert Relyea | |
904 | 111a38b0 | Robert Relyea | return VCARD_EMUL_OK;
|
905 | 111a38b0 | Robert Relyea | } |
906 | 111a38b0 | Robert Relyea | |
907 | 111a38b0 | Robert Relyea | /* Recreate card insert events for all readers (user should
|
908 | 111a38b0 | Robert Relyea | * deduce implied reader insert. perhaps do a reader insert as well?)
|
909 | 111a38b0 | Robert Relyea | */
|
910 | 111a38b0 | Robert Relyea | void
|
911 | 111a38b0 | Robert Relyea | vcard_emul_replay_insertion_events(void)
|
912 | 111a38b0 | Robert Relyea | { |
913 | 111a38b0 | Robert Relyea | VReaderListEntry *current_entry; |
914 | 111a38b0 | Robert Relyea | VReaderListEntry *next_entry = NULL;
|
915 | 111a38b0 | Robert Relyea | VReaderList *list = vreader_get_reader_list(); |
916 | 111a38b0 | Robert Relyea | |
917 | 111a38b0 | Robert Relyea | for (current_entry = vreader_list_get_first(list); current_entry;
|
918 | 111a38b0 | Robert Relyea | current_entry = next_entry) { |
919 | 111a38b0 | Robert Relyea | VReader *vreader = vreader_list_get_reader(current_entry); |
920 | 111a38b0 | Robert Relyea | next_entry = vreader_list_get_next(current_entry); |
921 | 111a38b0 | Robert Relyea | vreader_queue_card_event(vreader); |
922 | 111a38b0 | Robert Relyea | } |
923 | 111a38b0 | Robert Relyea | } |
924 | 111a38b0 | Robert Relyea | |
925 | 111a38b0 | Robert Relyea | /*
|
926 | 111a38b0 | Robert Relyea | * Silly little functions to help parsing our argument string
|
927 | 111a38b0 | Robert Relyea | */
|
928 | 111a38b0 | Robert Relyea | static char * |
929 | 111a38b0 | Robert Relyea | copy_string(const char *str, int str_len) |
930 | 111a38b0 | Robert Relyea | { |
931 | 111a38b0 | Robert Relyea | char *new_str;
|
932 | 111a38b0 | Robert Relyea | |
933 | 111a38b0 | Robert Relyea | new_str = qemu_malloc(str_len+1);
|
934 | 111a38b0 | Robert Relyea | memcpy(new_str, str, str_len); |
935 | 111a38b0 | Robert Relyea | new_str[str_len] = 0;
|
936 | 111a38b0 | Robert Relyea | return new_str;
|
937 | 111a38b0 | Robert Relyea | } |
938 | 111a38b0 | Robert Relyea | |
939 | 111a38b0 | Robert Relyea | static int |
940 | 111a38b0 | Robert Relyea | count_tokens(const char *str, char token, char token_end) |
941 | 111a38b0 | Robert Relyea | { |
942 | 111a38b0 | Robert Relyea | int count = 0; |
943 | 111a38b0 | Robert Relyea | |
944 | 111a38b0 | Robert Relyea | for (; *str; str++) {
|
945 | 111a38b0 | Robert Relyea | if (*str == token) {
|
946 | 111a38b0 | Robert Relyea | count++; |
947 | 111a38b0 | Robert Relyea | } |
948 | 111a38b0 | Robert Relyea | if (*str == token_end) {
|
949 | 111a38b0 | Robert Relyea | break;
|
950 | 111a38b0 | Robert Relyea | } |
951 | 111a38b0 | Robert Relyea | } |
952 | 111a38b0 | Robert Relyea | return count;
|
953 | 111a38b0 | Robert Relyea | } |
954 | 111a38b0 | Robert Relyea | |
955 | 111a38b0 | Robert Relyea | static const char * |
956 | 111a38b0 | Robert Relyea | strip(const char *str) |
957 | 111a38b0 | Robert Relyea | { |
958 | 685ff50f | Alon Levy | for (; *str && isspace(*str); str++) {
|
959 | 111a38b0 | Robert Relyea | } |
960 | 111a38b0 | Robert Relyea | return str;
|
961 | 111a38b0 | Robert Relyea | } |
962 | 111a38b0 | Robert Relyea | |
963 | 111a38b0 | Robert Relyea | static const char * |
964 | 111a38b0 | Robert Relyea | find_blank(const char *str) |
965 | 111a38b0 | Robert Relyea | { |
966 | 685ff50f | Alon Levy | for (; *str && !isspace(*str); str++) {
|
967 | 111a38b0 | Robert Relyea | } |
968 | 111a38b0 | Robert Relyea | return str;
|
969 | 111a38b0 | Robert Relyea | } |
970 | 111a38b0 | Robert Relyea | |
971 | 111a38b0 | Robert Relyea | |
972 | 111a38b0 | Robert Relyea | /*
|
973 | 111a38b0 | Robert Relyea | * We really want to use some existing argument parsing library here. That
|
974 | fc27eefe | Stefan Weil | * would give us a consistent look */
|
975 | 111a38b0 | Robert Relyea | static VCardEmulOptions options;
|
976 | 111a38b0 | Robert Relyea | #define READER_STEP 4 |
977 | 111a38b0 | Robert Relyea | |
978 | 111a38b0 | Robert Relyea | VCardEmulOptions * |
979 | 111a38b0 | Robert Relyea | vcard_emul_options(const char *args) |
980 | 111a38b0 | Robert Relyea | { |
981 | 111a38b0 | Robert Relyea | int reader_count = 0; |
982 | 111a38b0 | Robert Relyea | VCardEmulOptions *opts; |
983 | 111a38b0 | Robert Relyea | char type_str[100]; |
984 | 111a38b0 | Robert Relyea | int type_len;
|
985 | 111a38b0 | Robert Relyea | |
986 | 111a38b0 | Robert Relyea | /* Allow the future use of allocating the options structure on the fly */
|
987 | 111a38b0 | Robert Relyea | memcpy(&options, &default_options, sizeof(options));
|
988 | 111a38b0 | Robert Relyea | opts = &options; |
989 | 111a38b0 | Robert Relyea | |
990 | 111a38b0 | Robert Relyea | do {
|
991 | 111a38b0 | Robert Relyea | args = strip(args); /* strip off the leading spaces */
|
992 | 111a38b0 | Robert Relyea | if (*args == ',') { |
993 | 111a38b0 | Robert Relyea | continue;
|
994 | 111a38b0 | Robert Relyea | } |
995 | 111a38b0 | Robert Relyea | /* soft=(slot_name,virt_name,emul_type,emul_flags,cert_1, (no eol)
|
996 | 111a38b0 | Robert Relyea | * cert_2,cert_3...) */
|
997 | 111a38b0 | Robert Relyea | if (strncmp(args, "soft=", 5) == 0) { |
998 | 111a38b0 | Robert Relyea | const char *name; |
999 | 111a38b0 | Robert Relyea | const char *vname; |
1000 | 111a38b0 | Robert Relyea | const char *type_params; |
1001 | 111a38b0 | Robert Relyea | VCardEmulType type; |
1002 | 111a38b0 | Robert Relyea | int name_length, vname_length, type_params_length, count, i;
|
1003 | 111a38b0 | Robert Relyea | VirtualReaderOptions *vreaderOpt = NULL;
|
1004 | 111a38b0 | Robert Relyea | |
1005 | 111a38b0 | Robert Relyea | args = strip(args + 5);
|
1006 | 111a38b0 | Robert Relyea | if (*args != '(') { |
1007 | 111a38b0 | Robert Relyea | continue;
|
1008 | 111a38b0 | Robert Relyea | } |
1009 | 111a38b0 | Robert Relyea | name = args; |
1010 | 111a38b0 | Robert Relyea | args = strpbrk(args + 1, ",)"); |
1011 | 111a38b0 | Robert Relyea | if (*args == 0) { |
1012 | 111a38b0 | Robert Relyea | break;
|
1013 | 111a38b0 | Robert Relyea | } |
1014 | 111a38b0 | Robert Relyea | if (*args == ')') { |
1015 | 111a38b0 | Robert Relyea | args++; |
1016 | 111a38b0 | Robert Relyea | continue;
|
1017 | 111a38b0 | Robert Relyea | } |
1018 | 111a38b0 | Robert Relyea | args = strip(args+1);
|
1019 | 111a38b0 | Robert Relyea | name_length = args - name - 2;
|
1020 | 111a38b0 | Robert Relyea | vname = args; |
1021 | 111a38b0 | Robert Relyea | args = strpbrk(args + 1, ",)"); |
1022 | 111a38b0 | Robert Relyea | if (*args == 0) { |
1023 | 111a38b0 | Robert Relyea | break;
|
1024 | 111a38b0 | Robert Relyea | } |
1025 | 111a38b0 | Robert Relyea | if (*args == ')') { |
1026 | 111a38b0 | Robert Relyea | args++; |
1027 | 111a38b0 | Robert Relyea | continue;
|
1028 | 111a38b0 | Robert Relyea | } |
1029 | 111a38b0 | Robert Relyea | vname_length = args - name - 2;
|
1030 | 111a38b0 | Robert Relyea | args = strip(args+1);
|
1031 | 111a38b0 | Robert Relyea | type_len = strpbrk(args, ",)") - args;
|
1032 | 111a38b0 | Robert Relyea | assert(sizeof(type_str) > type_len);
|
1033 | 111a38b0 | Robert Relyea | strncpy(type_str, args, type_len); |
1034 | 111a38b0 | Robert Relyea | type_str[type_len] = 0;
|
1035 | 111a38b0 | Robert Relyea | type = vcard_emul_type_from_string(type_str); |
1036 | 111a38b0 | Robert Relyea | args = strpbrk(args, ",)");
|
1037 | 111a38b0 | Robert Relyea | if (*args == 0) { |
1038 | 111a38b0 | Robert Relyea | break;
|
1039 | 111a38b0 | Robert Relyea | } |
1040 | 111a38b0 | Robert Relyea | if (*args == ')') { |
1041 | 111a38b0 | Robert Relyea | args++; |
1042 | 111a38b0 | Robert Relyea | continue;
|
1043 | 111a38b0 | Robert Relyea | } |
1044 | 111a38b0 | Robert Relyea | args = strip(args++); |
1045 | 111a38b0 | Robert Relyea | type_params = args; |
1046 | 111a38b0 | Robert Relyea | args = strpbrk(args + 1, ",)"); |
1047 | 111a38b0 | Robert Relyea | if (*args == 0) { |
1048 | 111a38b0 | Robert Relyea | break;
|
1049 | 111a38b0 | Robert Relyea | } |
1050 | 111a38b0 | Robert Relyea | if (*args == ')') { |
1051 | 111a38b0 | Robert Relyea | args++; |
1052 | 111a38b0 | Robert Relyea | continue;
|
1053 | 111a38b0 | Robert Relyea | } |
1054 | 111a38b0 | Robert Relyea | type_params_length = args - name; |
1055 | 111a38b0 | Robert Relyea | args = strip(args++); |
1056 | 111a38b0 | Robert Relyea | if (*args == 0) { |
1057 | 111a38b0 | Robert Relyea | break;
|
1058 | 111a38b0 | Robert Relyea | } |
1059 | 111a38b0 | Robert Relyea | |
1060 | 111a38b0 | Robert Relyea | if (opts->vreader_count >= reader_count) {
|
1061 | 111a38b0 | Robert Relyea | reader_count += READER_STEP; |
1062 | 111a38b0 | Robert Relyea | vreaderOpt = realloc(opts->vreader, |
1063 | 111a38b0 | Robert Relyea | reader_count * sizeof(*vreaderOpt));
|
1064 | 111a38b0 | Robert Relyea | if (vreaderOpt == NULL) { |
1065 | 111a38b0 | Robert Relyea | return opts; /* we're done */ |
1066 | 111a38b0 | Robert Relyea | } |
1067 | 111a38b0 | Robert Relyea | } |
1068 | 111a38b0 | Robert Relyea | opts->vreader = vreaderOpt; |
1069 | 111a38b0 | Robert Relyea | vreaderOpt = &vreaderOpt[opts->vreader_count]; |
1070 | 111a38b0 | Robert Relyea | vreaderOpt->name = copy_string(name, name_length); |
1071 | 111a38b0 | Robert Relyea | vreaderOpt->vname = copy_string(vname, vname_length); |
1072 | 111a38b0 | Robert Relyea | vreaderOpt->card_type = type; |
1073 | 111a38b0 | Robert Relyea | vreaderOpt->type_params = |
1074 | 111a38b0 | Robert Relyea | copy_string(type_params, type_params_length); |
1075 | 111a38b0 | Robert Relyea | count = count_tokens(args, ',', ')'); |
1076 | 111a38b0 | Robert Relyea | vreaderOpt->cert_count = count; |
1077 | 111a38b0 | Robert Relyea | vreaderOpt->cert_name = (char **)qemu_malloc(count*sizeof(char *)); |
1078 | 111a38b0 | Robert Relyea | for (i = 0; i < count; i++) { |
1079 | 111a38b0 | Robert Relyea | const char *cert = args + 1; |
1080 | 111a38b0 | Robert Relyea | args = strpbrk(args + 1, ",)"); |
1081 | 111a38b0 | Robert Relyea | vreaderOpt->cert_name[i] = copy_string(cert, args - cert); |
1082 | 111a38b0 | Robert Relyea | } |
1083 | 111a38b0 | Robert Relyea | if (*args == ')') { |
1084 | 111a38b0 | Robert Relyea | args++; |
1085 | 111a38b0 | Robert Relyea | } |
1086 | 111a38b0 | Robert Relyea | opts->vreader_count++; |
1087 | 111a38b0 | Robert Relyea | /* use_hw= */
|
1088 | 111a38b0 | Robert Relyea | } else if (strncmp(args, "use_hw=", 7) == 0) { |
1089 | 111a38b0 | Robert Relyea | args = strip(args+7);
|
1090 | 111a38b0 | Robert Relyea | if (*args == '0' || *args == 'N' || *args == 'n' || *args == 'F') { |
1091 | 111a38b0 | Robert Relyea | opts->use_hw = PR_FALSE; |
1092 | 111a38b0 | Robert Relyea | } else {
|
1093 | 111a38b0 | Robert Relyea | opts->use_hw = PR_TRUE; |
1094 | 111a38b0 | Robert Relyea | } |
1095 | 111a38b0 | Robert Relyea | args = find_blank(args); |
1096 | 111a38b0 | Robert Relyea | /* hw_type= */
|
1097 | 111a38b0 | Robert Relyea | } else if (strncmp(args, "hw_type=", 8) == 0) { |
1098 | 111a38b0 | Robert Relyea | args = strip(args+8);
|
1099 | 111a38b0 | Robert Relyea | opts->hw_card_type = vcard_emul_type_from_string(args); |
1100 | 111a38b0 | Robert Relyea | args = find_blank(args); |
1101 | 111a38b0 | Robert Relyea | /* hw_params= */
|
1102 | 111a38b0 | Robert Relyea | } else if (strncmp(args, "hw_params=", 10) == 0) { |
1103 | 111a38b0 | Robert Relyea | const char *params; |
1104 | 111a38b0 | Robert Relyea | args = strip(args+10);
|
1105 | 111a38b0 | Robert Relyea | params = args; |
1106 | 111a38b0 | Robert Relyea | args = find_blank(args); |
1107 | 111a38b0 | Robert Relyea | opts->hw_type_params = copy_string(params, args-params); |
1108 | 111a38b0 | Robert Relyea | /* db="/data/base/path" */
|
1109 | 111a38b0 | Robert Relyea | } else if (strncmp(args, "db=", 3) == 0) { |
1110 | 111a38b0 | Robert Relyea | const char *db; |
1111 | 111a38b0 | Robert Relyea | args = strip(args+3);
|
1112 | 111a38b0 | Robert Relyea | if (*args != '"') { |
1113 | 111a38b0 | Robert Relyea | continue;
|
1114 | 111a38b0 | Robert Relyea | } |
1115 | 111a38b0 | Robert Relyea | args++; |
1116 | 111a38b0 | Robert Relyea | db = args; |
1117 | 111a38b0 | Robert Relyea | args = strpbrk(args, "\"\n");
|
1118 | 111a38b0 | Robert Relyea | opts->nss_db = copy_string(db, args-db); |
1119 | 111a38b0 | Robert Relyea | if (*args != 0) { |
1120 | 111a38b0 | Robert Relyea | args++; |
1121 | 111a38b0 | Robert Relyea | } |
1122 | 111a38b0 | Robert Relyea | } else {
|
1123 | 111a38b0 | Robert Relyea | args = find_blank(args); |
1124 | 111a38b0 | Robert Relyea | } |
1125 | 111a38b0 | Robert Relyea | } while (*args != 0); |
1126 | 111a38b0 | Robert Relyea | |
1127 | 111a38b0 | Robert Relyea | return opts;
|
1128 | 111a38b0 | Robert Relyea | } |
1129 | 111a38b0 | Robert Relyea | |
1130 | 111a38b0 | Robert Relyea | void
|
1131 | 111a38b0 | Robert Relyea | vcard_emul_usage(void)
|
1132 | 111a38b0 | Robert Relyea | { |
1133 | 111a38b0 | Robert Relyea | fprintf(stderr, |
1134 | 111a38b0 | Robert Relyea | "emul args: comma separated list of the following arguments\n"
|
1135 | 111a38b0 | Robert Relyea | " db={nss_database} (default sql:/etc/pki/nssdb)\n"
|
1136 | 111a38b0 | Robert Relyea | " use_hw=[yes|no] (default yes)\n"
|
1137 | 111a38b0 | Robert Relyea | " hw_type={card_type_to_emulate} (default CAC)\n"
|
1138 | 111a38b0 | Robert Relyea | " hw_param={param_for_card} (default \"\")\n"
|
1139 | 111a38b0 | Robert Relyea | " soft=({slot_name},{vreader_name},{card_type_to_emulate},{params_for_card},\n"
|
1140 | 111a38b0 | Robert Relyea | " {cert1},{cert2},{cert3} (default none)\n"
|
1141 | 111a38b0 | Robert Relyea | "\n"
|
1142 | 111a38b0 | Robert Relyea | " {nss_database} The location of the NSS cert & key database\n"
|
1143 | 111a38b0 | Robert Relyea | " {card_type_to_emulate} What card interface to present to the guest\n"
|
1144 | 111a38b0 | Robert Relyea | " {param_for_card} Card interface specific parameters\n"
|
1145 | 111a38b0 | Robert Relyea | " {slot_name} NSS slot that contains the certs\n"
|
1146 | 111a38b0 | Robert Relyea | " {vreader_name} Virutal reader name to present to the guest\n"
|
1147 | 111a38b0 | Robert Relyea | " {certN} Nickname of the certificate n on the virtual card\n"
|
1148 | 111a38b0 | Robert Relyea | "\n"
|
1149 | 111a38b0 | Robert Relyea | "These parameters come as a single string separated by blanks or newlines."
|
1150 | 111a38b0 | Robert Relyea | "\n"
|
1151 | 111a38b0 | Robert Relyea | "Unless use_hw is set to no, all tokens that look like removable hardware\n"
|
1152 | 111a38b0 | Robert Relyea | "tokens will be presented to the guest using the emulator specified by\n"
|
1153 | 111a38b0 | Robert Relyea | "hw_type, and parameters of hw_param.\n"
|
1154 | 111a38b0 | Robert Relyea | "\n"
|
1155 | 111a38b0 | Robert Relyea | "If more one or more soft= parameters are specified, these readers will be\n"
|
1156 | 111a38b0 | Robert Relyea | "presented to the guest\n");
|
1157 | 111a38b0 | Robert Relyea | } |