root / libcacard / vscclient.c @ c2162a8b
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1 | 2ac85b93 | Robert Relyea | /*
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2 | 2ac85b93 | Robert Relyea | * Tester for VSCARD protocol, client side.
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3 | 2ac85b93 | Robert Relyea | *
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4 | 2ac85b93 | Robert Relyea | * Can be used with ccid-card-passthru.
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5 | 2ac85b93 | Robert Relyea | *
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6 | 2ac85b93 | Robert Relyea | * Copyright (c) 2011 Red Hat.
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7 | 2ac85b93 | Robert Relyea | * Written by Alon Levy.
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8 | 2ac85b93 | Robert Relyea | *
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9 | 2ac85b93 | Robert Relyea | * This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
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10 | 2ac85b93 | Robert Relyea | * See the COPYING.LIB file in the top-level directory.
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11 | 2ac85b93 | Robert Relyea | */
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12 | 2ac85b93 | Robert Relyea | |
13 | 2ac85b93 | Robert Relyea | #include <netdb.h> |
14 | 2ac85b93 | Robert Relyea | |
15 | 2ac85b93 | Robert Relyea | #include "qemu-common.h" |
16 | 2ac85b93 | Robert Relyea | #include "qemu-thread.h" |
17 | 2ac85b93 | Robert Relyea | #include "qemu_socket.h" |
18 | 2ac85b93 | Robert Relyea | |
19 | 2ac85b93 | Robert Relyea | #include "vscard_common.h" |
20 | 2ac85b93 | Robert Relyea | |
21 | 2ac85b93 | Robert Relyea | #include "vreader.h" |
22 | 2ac85b93 | Robert Relyea | #include "vcard_emul.h" |
23 | 2ac85b93 | Robert Relyea | #include "vevent.h" |
24 | 2ac85b93 | Robert Relyea | |
25 | 2ac85b93 | Robert Relyea | int verbose;
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26 | 2ac85b93 | Robert Relyea | |
27 | 2ac85b93 | Robert Relyea | int sock;
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28 | 2ac85b93 | Robert Relyea | |
29 | 2ac85b93 | Robert Relyea | static void |
30 | 2ac85b93 | Robert Relyea | print_byte_array( |
31 | 2ac85b93 | Robert Relyea | uint8_t *arrBytes, |
32 | 2ac85b93 | Robert Relyea | unsigned int nSize |
33 | 2ac85b93 | Robert Relyea | ) { |
34 | 2ac85b93 | Robert Relyea | int i;
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35 | 2ac85b93 | Robert Relyea | for (i = 0; i < nSize; i++) { |
36 | 2ac85b93 | Robert Relyea | printf("%02X ", arrBytes[i]);
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37 | 2ac85b93 | Robert Relyea | } |
38 | 2ac85b93 | Robert Relyea | printf("\n");
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39 | 2ac85b93 | Robert Relyea | } |
40 | 2ac85b93 | Robert Relyea | |
41 | 2ac85b93 | Robert Relyea | static void |
42 | 2ac85b93 | Robert Relyea | print_usage(void) {
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43 | 2ac85b93 | Robert Relyea | printf("vscclient [-c <certname> .. -e <emul_args> -d <level>%s] "
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44 | 2ac85b93 | Robert Relyea | "<host> <port>\n",
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45 | 2ac85b93 | Robert Relyea | #ifdef USE_PASSTHRU
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46 | 2ac85b93 | Robert Relyea | " -p");
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47 | 2ac85b93 | Robert Relyea | printf(" -p use passthrough mode\n");
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48 | 2ac85b93 | Robert Relyea | #else
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49 | 2ac85b93 | Robert Relyea | "");
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50 | 2ac85b93 | Robert Relyea | #endif
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51 | 2ac85b93 | Robert Relyea | vcard_emul_usage(); |
52 | 2ac85b93 | Robert Relyea | } |
53 | 2ac85b93 | Robert Relyea | |
54 | 2ac85b93 | Robert Relyea | static QemuMutex write_lock;
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55 | 2ac85b93 | Robert Relyea | |
56 | 2ac85b93 | Robert Relyea | static int |
57 | 2ac85b93 | Robert Relyea | send_msg( |
58 | 2ac85b93 | Robert Relyea | VSCMsgType type, |
59 | 2ac85b93 | Robert Relyea | uint32_t reader_id, |
60 | 2ac85b93 | Robert Relyea | const void *msg, |
61 | 2ac85b93 | Robert Relyea | unsigned int length |
62 | 2ac85b93 | Robert Relyea | ) { |
63 | 2ac85b93 | Robert Relyea | int rv;
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64 | 2ac85b93 | Robert Relyea | VSCMsgHeader mhHeader; |
65 | 2ac85b93 | Robert Relyea | |
66 | 2ac85b93 | Robert Relyea | qemu_mutex_lock(&write_lock); |
67 | 2ac85b93 | Robert Relyea | |
68 | 2ac85b93 | Robert Relyea | if (verbose > 10) { |
69 | 2ac85b93 | Robert Relyea | printf("sending type=%d id=%d, len =%d (0x%x)\n",
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70 | 2ac85b93 | Robert Relyea | type, reader_id, length, length); |
71 | 2ac85b93 | Robert Relyea | } |
72 | 2ac85b93 | Robert Relyea | |
73 | 2ac85b93 | Robert Relyea | mhHeader.type = htonl(type); |
74 | 2ac85b93 | Robert Relyea | mhHeader.reader_id = 0;
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75 | 2ac85b93 | Robert Relyea | mhHeader.length = htonl(length); |
76 | 2ac85b93 | Robert Relyea | rv = write(sock, &mhHeader, sizeof(mhHeader));
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77 | 2ac85b93 | Robert Relyea | if (rv < 0) { |
78 | 2ac85b93 | Robert Relyea | /* Error */
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79 | 2ac85b93 | Robert Relyea | fprintf(stderr, "write header error\n");
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80 | 2ac85b93 | Robert Relyea | close(sock); |
81 | 2ac85b93 | Robert Relyea | qemu_mutex_unlock(&write_lock); |
82 | 2ac85b93 | Robert Relyea | return 16; |
83 | 2ac85b93 | Robert Relyea | } |
84 | 2ac85b93 | Robert Relyea | rv = write(sock, msg, length); |
85 | 2ac85b93 | Robert Relyea | if (rv < 0) { |
86 | 2ac85b93 | Robert Relyea | /* Error */
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87 | 2ac85b93 | Robert Relyea | fprintf(stderr, "write error\n");
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88 | 2ac85b93 | Robert Relyea | close(sock); |
89 | 2ac85b93 | Robert Relyea | qemu_mutex_unlock(&write_lock); |
90 | 2ac85b93 | Robert Relyea | return 16; |
91 | 2ac85b93 | Robert Relyea | } |
92 | 2ac85b93 | Robert Relyea | qemu_mutex_unlock(&write_lock); |
93 | 2ac85b93 | Robert Relyea | |
94 | 2ac85b93 | Robert Relyea | return 0; |
95 | 2ac85b93 | Robert Relyea | } |
96 | 2ac85b93 | Robert Relyea | |
97 | 2ac85b93 | Robert Relyea | static VReader *pending_reader;
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98 | 2ac85b93 | Robert Relyea | static QemuMutex pending_reader_lock;
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99 | 2ac85b93 | Robert Relyea | static QemuCond pending_reader_condition;
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100 | 2ac85b93 | Robert Relyea | |
101 | 2ac85b93 | Robert Relyea | #define MAX_ATR_LEN 40 |
102 | 2ac85b93 | Robert Relyea | static void * |
103 | 2ac85b93 | Robert Relyea | event_thread(void *arg)
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104 | 2ac85b93 | Robert Relyea | { |
105 | 2ac85b93 | Robert Relyea | unsigned char atr[MAX_ATR_LEN]; |
106 | 2ac85b93 | Robert Relyea | int atr_len = MAX_ATR_LEN;
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107 | 2ac85b93 | Robert Relyea | VEvent *event = NULL;
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108 | 2ac85b93 | Robert Relyea | unsigned int reader_id; |
109 | 2ac85b93 | Robert Relyea | |
110 | 2ac85b93 | Robert Relyea | |
111 | 2ac85b93 | Robert Relyea | while (1) { |
112 | 2ac85b93 | Robert Relyea | const char *reader_name; |
113 | 2ac85b93 | Robert Relyea | |
114 | 2ac85b93 | Robert Relyea | event = vevent_wait_next_vevent(); |
115 | 2ac85b93 | Robert Relyea | if (event == NULL) { |
116 | 2ac85b93 | Robert Relyea | break;
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117 | 2ac85b93 | Robert Relyea | } |
118 | 2ac85b93 | Robert Relyea | reader_id = vreader_get_id(event->reader); |
119 | 2ac85b93 | Robert Relyea | if (reader_id == VSCARD_UNDEFINED_READER_ID &&
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120 | 2ac85b93 | Robert Relyea | event->type != VEVENT_READER_INSERT) { |
121 | 2ac85b93 | Robert Relyea | /* ignore events from readers qemu has rejected */
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122 | 2ac85b93 | Robert Relyea | /* if qemu is still deciding on this reader, wait to see if need to
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123 | 2ac85b93 | Robert Relyea | * forward this event */
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124 | 2ac85b93 | Robert Relyea | qemu_mutex_lock(&pending_reader_lock); |
125 | 2ac85b93 | Robert Relyea | if (!pending_reader || (pending_reader != event->reader)) {
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126 | 2ac85b93 | Robert Relyea | /* wasn't for a pending reader, this reader has already been
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127 | 2ac85b93 | Robert Relyea | * rejected by qemu */
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128 | 2ac85b93 | Robert Relyea | qemu_mutex_unlock(&pending_reader_lock); |
129 | 2ac85b93 | Robert Relyea | vevent_delete(event); |
130 | 2ac85b93 | Robert Relyea | continue;
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131 | 2ac85b93 | Robert Relyea | } |
132 | 2ac85b93 | Robert Relyea | /* this reader hasn't been told it's status from qemu yet, wait for
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133 | 2ac85b93 | Robert Relyea | * that status */
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134 | 2ac85b93 | Robert Relyea | while (pending_reader != NULL) { |
135 | 2ac85b93 | Robert Relyea | qemu_cond_wait(&pending_reader_condition, &pending_reader_lock); |
136 | 2ac85b93 | Robert Relyea | } |
137 | 2ac85b93 | Robert Relyea | qemu_mutex_unlock(&pending_reader_lock); |
138 | 2ac85b93 | Robert Relyea | /* now recheck the id */
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139 | 2ac85b93 | Robert Relyea | reader_id = vreader_get_id(event->reader); |
140 | 2ac85b93 | Robert Relyea | if (reader_id == VSCARD_UNDEFINED_READER_ID) {
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141 | 2ac85b93 | Robert Relyea | /* this reader was rejected */
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142 | 2ac85b93 | Robert Relyea | vevent_delete(event); |
143 | 2ac85b93 | Robert Relyea | continue;
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144 | 2ac85b93 | Robert Relyea | } |
145 | 2ac85b93 | Robert Relyea | /* reader was accepted, now forward the event */
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146 | 2ac85b93 | Robert Relyea | } |
147 | 2ac85b93 | Robert Relyea | switch (event->type) {
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148 | 2ac85b93 | Robert Relyea | case VEVENT_READER_INSERT:
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149 | 2ac85b93 | Robert Relyea | /* tell qemu to insert a new CCID reader */
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150 | 2ac85b93 | Robert Relyea | /* wait until qemu has responded to our first reader insert
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151 | 2ac85b93 | Robert Relyea | * before we send a second. That way we won't confuse the responses
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152 | 2ac85b93 | Robert Relyea | * */
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153 | 2ac85b93 | Robert Relyea | qemu_mutex_lock(&pending_reader_lock); |
154 | 2ac85b93 | Robert Relyea | while (pending_reader != NULL) { |
155 | 2ac85b93 | Robert Relyea | qemu_cond_wait(&pending_reader_condition, &pending_reader_lock); |
156 | 2ac85b93 | Robert Relyea | } |
157 | 2ac85b93 | Robert Relyea | pending_reader = vreader_reference(event->reader); |
158 | 2ac85b93 | Robert Relyea | qemu_mutex_unlock(&pending_reader_lock); |
159 | 2ac85b93 | Robert Relyea | reader_name = vreader_get_name(event->reader); |
160 | 2ac85b93 | Robert Relyea | if (verbose > 10) { |
161 | 2ac85b93 | Robert Relyea | printf(" READER INSERT: %s\n", reader_name);
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162 | 2ac85b93 | Robert Relyea | } |
163 | 2ac85b93 | Robert Relyea | send_msg(VSC_ReaderAdd, |
164 | 2ac85b93 | Robert Relyea | reader_id, /* currerntly VSCARD_UNDEFINED_READER_ID */
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165 | 2ac85b93 | Robert Relyea | NULL, 0 /* TODO reader_name, strlen(reader_name) */); |
166 | 2ac85b93 | Robert Relyea | break;
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167 | 2ac85b93 | Robert Relyea | case VEVENT_READER_REMOVE:
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168 | 2ac85b93 | Robert Relyea | /* future, tell qemu that an old CCID reader has been removed */
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169 | 2ac85b93 | Robert Relyea | if (verbose > 10) { |
170 | 2ac85b93 | Robert Relyea | printf(" READER REMOVE: %d\n", reader_id);
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171 | 2ac85b93 | Robert Relyea | } |
172 | 2ac85b93 | Robert Relyea | send_msg(VSC_ReaderRemove, reader_id, NULL, 0); |
173 | 2ac85b93 | Robert Relyea | break;
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174 | 2ac85b93 | Robert Relyea | case VEVENT_CARD_INSERT:
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175 | 2ac85b93 | Robert Relyea | /* get the ATR (intended as a response to a power on from the
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176 | 2ac85b93 | Robert Relyea | * reader */
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177 | 2ac85b93 | Robert Relyea | atr_len = MAX_ATR_LEN; |
178 | 2ac85b93 | Robert Relyea | vreader_power_on(event->reader, atr, &atr_len); |
179 | 2ac85b93 | Robert Relyea | /* ATR call functions as a Card Insert event */
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180 | 2ac85b93 | Robert Relyea | if (verbose > 10) { |
181 | 2ac85b93 | Robert Relyea | printf(" CARD INSERT %d: ", reader_id);
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182 | 2ac85b93 | Robert Relyea | print_byte_array(atr, atr_len); |
183 | 2ac85b93 | Robert Relyea | } |
184 | 2ac85b93 | Robert Relyea | send_msg(VSC_ATR, reader_id, atr, atr_len); |
185 | 2ac85b93 | Robert Relyea | break;
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186 | 2ac85b93 | Robert Relyea | case VEVENT_CARD_REMOVE:
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187 | 2ac85b93 | Robert Relyea | /* Card removed */
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188 | 2ac85b93 | Robert Relyea | if (verbose > 10) { |
189 | 2ac85b93 | Robert Relyea | printf(" CARD REMOVE %d:\n", reader_id);
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190 | 2ac85b93 | Robert Relyea | } |
191 | 2ac85b93 | Robert Relyea | send_msg(VSC_CardRemove, reader_id, NULL, 0); |
192 | 2ac85b93 | Robert Relyea | break;
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193 | 2ac85b93 | Robert Relyea | default:
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194 | 2ac85b93 | Robert Relyea | break;
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195 | 2ac85b93 | Robert Relyea | } |
196 | 2ac85b93 | Robert Relyea | vevent_delete(event); |
197 | 2ac85b93 | Robert Relyea | } |
198 | 2ac85b93 | Robert Relyea | return NULL; |
199 | 2ac85b93 | Robert Relyea | } |
200 | 2ac85b93 | Robert Relyea | |
201 | 2ac85b93 | Robert Relyea | |
202 | 2ac85b93 | Robert Relyea | static unsigned int |
203 | 2ac85b93 | Robert Relyea | get_id_from_string(char *string, unsigned int default_id) |
204 | 2ac85b93 | Robert Relyea | { |
205 | 2ac85b93 | Robert Relyea | unsigned int id = atoi(string); |
206 | 2ac85b93 | Robert Relyea | |
207 | 2ac85b93 | Robert Relyea | /* don't accidentally swith to zero because no numbers have been supplied */
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208 | 2ac85b93 | Robert Relyea | if ((id == 0) && *string != '0') { |
209 | 2ac85b93 | Robert Relyea | return default_id;
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210 | 2ac85b93 | Robert Relyea | } |
211 | 2ac85b93 | Robert Relyea | return id;
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212 | 2ac85b93 | Robert Relyea | } |
213 | 2ac85b93 | Robert Relyea | |
214 | 2ac85b93 | Robert Relyea | static void |
215 | 2ac85b93 | Robert Relyea | do_command(void)
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216 | 2ac85b93 | Robert Relyea | { |
217 | 2ac85b93 | Robert Relyea | char inbuf[255]; |
218 | 2ac85b93 | Robert Relyea | char *string;
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219 | 2ac85b93 | Robert Relyea | VCardEmulError error; |
220 | 2ac85b93 | Robert Relyea | static unsigned int default_reader_id; |
221 | 2ac85b93 | Robert Relyea | unsigned int reader_id; |
222 | 2ac85b93 | Robert Relyea | VReader *reader = NULL;
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223 | 2ac85b93 | Robert Relyea | |
224 | 2ac85b93 | Robert Relyea | reader_id = default_reader_id; |
225 | 2ac85b93 | Robert Relyea | string = fgets(inbuf, sizeof(inbuf), stdin);
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226 | 2ac85b93 | Robert Relyea | if (string != NULL) { |
227 | 2ac85b93 | Robert Relyea | if (strncmp(string, "exit", 4) == 0) { |
228 | 2ac85b93 | Robert Relyea | /* remove all the readers */
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229 | 2ac85b93 | Robert Relyea | VReaderList *list = vreader_get_reader_list(); |
230 | 2ac85b93 | Robert Relyea | VReaderListEntry *reader_entry; |
231 | 2ac85b93 | Robert Relyea | printf("Active Readers:\n");
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232 | 2ac85b93 | Robert Relyea | for (reader_entry = vreader_list_get_first(list); reader_entry;
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233 | 2ac85b93 | Robert Relyea | reader_entry = vreader_list_get_next(reader_entry)) { |
234 | 2ac85b93 | Robert Relyea | VReader *reader = vreader_list_get_reader(reader_entry); |
235 | 2ac85b93 | Robert Relyea | vreader_id_t reader_id; |
236 | 2ac85b93 | Robert Relyea | reader_id = vreader_get_id(reader); |
237 | 2ac85b93 | Robert Relyea | if (reader_id == -1) { |
238 | 2ac85b93 | Robert Relyea | continue;
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239 | 2ac85b93 | Robert Relyea | } |
240 | 2ac85b93 | Robert Relyea | /* be nice and signal card removal first (qemu probably should
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241 | 2ac85b93 | Robert Relyea | * do this itself) */
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242 | 2ac85b93 | Robert Relyea | if (vreader_card_is_present(reader) == VREADER_OK) {
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243 | 2ac85b93 | Robert Relyea | send_msg(VSC_CardRemove, reader_id, NULL, 0); |
244 | 2ac85b93 | Robert Relyea | } |
245 | 2ac85b93 | Robert Relyea | send_msg(VSC_ReaderRemove, reader_id, NULL, 0); |
246 | 2ac85b93 | Robert Relyea | } |
247 | 2ac85b93 | Robert Relyea | exit(0);
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248 | 2ac85b93 | Robert Relyea | } else if (strncmp(string, "insert", 6) == 0) { |
249 | 2ac85b93 | Robert Relyea | if (string[6] == ' ') { |
250 | 2ac85b93 | Robert Relyea | reader_id = get_id_from_string(&string[7], reader_id);
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251 | 2ac85b93 | Robert Relyea | } |
252 | 2ac85b93 | Robert Relyea | reader = vreader_get_reader_by_id(reader_id); |
253 | 2ac85b93 | Robert Relyea | if (reader != NULL) { |
254 | 2ac85b93 | Robert Relyea | error = vcard_emul_force_card_insert(reader); |
255 | 2ac85b93 | Robert Relyea | printf("insert %s, returned %d\n",
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256 | 2ac85b93 | Robert Relyea | reader ? vreader_get_name(reader) |
257 | 2ac85b93 | Robert Relyea | : "invalid reader", error);
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258 | 2ac85b93 | Robert Relyea | } else {
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259 | 2ac85b93 | Robert Relyea | printf("no reader by id %d found\n", reader_id);
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260 | 2ac85b93 | Robert Relyea | } |
261 | 2ac85b93 | Robert Relyea | } else if (strncmp(string, "remove", 6) == 0) { |
262 | 2ac85b93 | Robert Relyea | if (string[6] == ' ') { |
263 | 2ac85b93 | Robert Relyea | reader_id = get_id_from_string(&string[7], reader_id);
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264 | 2ac85b93 | Robert Relyea | } |
265 | 2ac85b93 | Robert Relyea | reader = vreader_get_reader_by_id(reader_id); |
266 | 2ac85b93 | Robert Relyea | if (reader != NULL) { |
267 | 2ac85b93 | Robert Relyea | error = vcard_emul_force_card_remove(reader); |
268 | 2ac85b93 | Robert Relyea | printf("remove %s, returned %d\n",
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269 | 2ac85b93 | Robert Relyea | reader ? vreader_get_name(reader) |
270 | 2ac85b93 | Robert Relyea | : "invalid reader", error);
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271 | 2ac85b93 | Robert Relyea | } else {
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272 | 2ac85b93 | Robert Relyea | printf("no reader by id %d found\n", reader_id);
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273 | 2ac85b93 | Robert Relyea | } |
274 | 2ac85b93 | Robert Relyea | } else if (strncmp(string, "select", 6) == 0) { |
275 | 2ac85b93 | Robert Relyea | if (string[6] == ' ') { |
276 | 2ac85b93 | Robert Relyea | reader_id = get_id_from_string(&string[7],
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277 | 2ac85b93 | Robert Relyea | VSCARD_UNDEFINED_READER_ID); |
278 | 2ac85b93 | Robert Relyea | } |
279 | 2ac85b93 | Robert Relyea | if (reader_id != VSCARD_UNDEFINED_READER_ID) {
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280 | 2ac85b93 | Robert Relyea | reader = vreader_get_reader_by_id(reader_id); |
281 | 2ac85b93 | Robert Relyea | } |
282 | 2ac85b93 | Robert Relyea | if (reader) {
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283 | 2ac85b93 | Robert Relyea | printf("Selecting reader %d, %s\n", reader_id,
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284 | 2ac85b93 | Robert Relyea | vreader_get_name(reader)); |
285 | 2ac85b93 | Robert Relyea | default_reader_id = reader_id; |
286 | 2ac85b93 | Robert Relyea | } else {
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287 | 2ac85b93 | Robert Relyea | printf("Reader with id %d not found\n", reader_id);
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288 | 2ac85b93 | Robert Relyea | } |
289 | 2ac85b93 | Robert Relyea | } else if (strncmp(string, "debug", 5) == 0) { |
290 | 2ac85b93 | Robert Relyea | if (string[5] == ' ') { |
291 | 2ac85b93 | Robert Relyea | verbose = get_id_from_string(&string[6], 0); |
292 | 2ac85b93 | Robert Relyea | } |
293 | 2ac85b93 | Robert Relyea | printf("debug level = %d\n", verbose);
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294 | 2ac85b93 | Robert Relyea | } else if (strncmp(string, "list", 4) == 0) { |
295 | 2ac85b93 | Robert Relyea | VReaderList *list = vreader_get_reader_list(); |
296 | 2ac85b93 | Robert Relyea | VReaderListEntry *reader_entry; |
297 | 2ac85b93 | Robert Relyea | printf("Active Readers:\n");
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298 | 2ac85b93 | Robert Relyea | for (reader_entry = vreader_list_get_first(list); reader_entry;
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299 | 2ac85b93 | Robert Relyea | reader_entry = vreader_list_get_next(reader_entry)) { |
300 | 2ac85b93 | Robert Relyea | VReader *reader = vreader_list_get_reader(reader_entry); |
301 | 2ac85b93 | Robert Relyea | vreader_id_t reader_id; |
302 | 2ac85b93 | Robert Relyea | reader_id = vreader_get_id(reader); |
303 | 2ac85b93 | Robert Relyea | if (reader_id == -1) { |
304 | 2ac85b93 | Robert Relyea | continue;
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305 | 2ac85b93 | Robert Relyea | } |
306 | 2ac85b93 | Robert Relyea | printf("%3d %s %s\n", reader_id,
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307 | 2ac85b93 | Robert Relyea | vreader_card_is_present(reader) == VREADER_OK ? |
308 | 2ac85b93 | Robert Relyea | "CARD_PRESENT" : " ", |
309 | 2ac85b93 | Robert Relyea | vreader_get_name(reader)); |
310 | 2ac85b93 | Robert Relyea | } |
311 | 2ac85b93 | Robert Relyea | printf("Inactive Readers:\n");
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312 | 2ac85b93 | Robert Relyea | for (reader_entry = vreader_list_get_first(list); reader_entry;
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313 | 2ac85b93 | Robert Relyea | reader_entry = vreader_list_get_next(reader_entry)) { |
314 | 2ac85b93 | Robert Relyea | VReader *reader = vreader_list_get_reader(reader_entry); |
315 | 2ac85b93 | Robert Relyea | vreader_id_t reader_id; |
316 | 2ac85b93 | Robert Relyea | reader_id = vreader_get_id(reader); |
317 | 2ac85b93 | Robert Relyea | if (reader_id != -1) { |
318 | 2ac85b93 | Robert Relyea | continue;
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319 | 2ac85b93 | Robert Relyea | } |
320 | 2ac85b93 | Robert Relyea | |
321 | 2ac85b93 | Robert Relyea | printf("INA %s %s\n",
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322 | 2ac85b93 | Robert Relyea | vreader_card_is_present(reader) == VREADER_OK ? |
323 | 2ac85b93 | Robert Relyea | "CARD_PRESENT" : " ", |
324 | 2ac85b93 | Robert Relyea | vreader_get_name(reader)); |
325 | 2ac85b93 | Robert Relyea | } |
326 | 2ac85b93 | Robert Relyea | } else if (*string != 0) { |
327 | 2ac85b93 | Robert Relyea | printf("valid commands:\n");
|
328 | 2ac85b93 | Robert Relyea | printf("insert [reader_id]\n");
|
329 | 2ac85b93 | Robert Relyea | printf("remove [reader_id]\n");
|
330 | 2ac85b93 | Robert Relyea | printf("select reader_id\n");
|
331 | 2ac85b93 | Robert Relyea | printf("list\n");
|
332 | 2ac85b93 | Robert Relyea | printf("debug [level]\n");
|
333 | 2ac85b93 | Robert Relyea | printf("exit\n");
|
334 | 2ac85b93 | Robert Relyea | } |
335 | 2ac85b93 | Robert Relyea | } |
336 | 2ac85b93 | Robert Relyea | vreader_free(reader); |
337 | 2ac85b93 | Robert Relyea | printf("> ");
|
338 | 2ac85b93 | Robert Relyea | fflush(stdout); |
339 | 2ac85b93 | Robert Relyea | } |
340 | 2ac85b93 | Robert Relyea | |
341 | 2ac85b93 | Robert Relyea | |
342 | 2ac85b93 | Robert Relyea | #define APDUBufSize 270 |
343 | 2ac85b93 | Robert Relyea | |
344 | 2ac85b93 | Robert Relyea | /* just for ease of parsing command line arguments. */
|
345 | 2ac85b93 | Robert Relyea | #define MAX_CERTS 100 |
346 | 2ac85b93 | Robert Relyea | |
347 | 2ac85b93 | Robert Relyea | static int |
348 | 2ac85b93 | Robert Relyea | connect_to_qemu( |
349 | 2ac85b93 | Robert Relyea | const char *host, |
350 | 2ac85b93 | Robert Relyea | const char *port |
351 | 2ac85b93 | Robert Relyea | ) { |
352 | 2ac85b93 | Robert Relyea | struct addrinfo hints;
|
353 | 2ac85b93 | Robert Relyea | struct addrinfo *server;
|
354 | 2ac85b93 | Robert Relyea | int ret;
|
355 | 2ac85b93 | Robert Relyea | |
356 | 2ac85b93 | Robert Relyea | sock = qemu_socket(AF_INET, SOCK_STREAM, 0);
|
357 | 2ac85b93 | Robert Relyea | if (sock < 0) { |
358 | 2ac85b93 | Robert Relyea | /* Error */
|
359 | 2ac85b93 | Robert Relyea | fprintf(stderr, "Error opening socket!\n");
|
360 | 2ac85b93 | Robert Relyea | } |
361 | 2ac85b93 | Robert Relyea | |
362 | 2ac85b93 | Robert Relyea | memset(&hints, 0, sizeof(struct addrinfo)); |
363 | 2ac85b93 | Robert Relyea | hints.ai_family = AF_UNSPEC; |
364 | 2ac85b93 | Robert Relyea | hints.ai_socktype = SOCK_STREAM; |
365 | 2ac85b93 | Robert Relyea | hints.ai_flags = 0;
|
366 | 2ac85b93 | Robert Relyea | hints.ai_protocol = 0; /* Any protocol */ |
367 | 2ac85b93 | Robert Relyea | |
368 | 2ac85b93 | Robert Relyea | ret = getaddrinfo(host, port, &hints, &server); |
369 | 2ac85b93 | Robert Relyea | |
370 | 2ac85b93 | Robert Relyea | if (ret != 0) { |
371 | 2ac85b93 | Robert Relyea | /* Error */
|
372 | 2ac85b93 | Robert Relyea | fprintf(stderr, "getaddrinfo failed\n");
|
373 | 2ac85b93 | Robert Relyea | return 5; |
374 | 2ac85b93 | Robert Relyea | } |
375 | 2ac85b93 | Robert Relyea | |
376 | 2ac85b93 | Robert Relyea | if (connect(sock, server->ai_addr, server->ai_addrlen) < 0) { |
377 | 2ac85b93 | Robert Relyea | /* Error */
|
378 | 2ac85b93 | Robert Relyea | fprintf(stderr, "Could not connect\n");
|
379 | 2ac85b93 | Robert Relyea | return 5; |
380 | 2ac85b93 | Robert Relyea | } |
381 | 2ac85b93 | Robert Relyea | if (verbose) {
|
382 | 2ac85b93 | Robert Relyea | printf("Connected (sizeof Header=%zd)!\n", sizeof(VSCMsgHeader)); |
383 | 2ac85b93 | Robert Relyea | } |
384 | 2ac85b93 | Robert Relyea | return sock;
|
385 | 2ac85b93 | Robert Relyea | } |
386 | 2ac85b93 | Robert Relyea | |
387 | 2ac85b93 | Robert Relyea | static int on_host_init(VSCMsgHeader *mhHeader, VSCMsgInit *incoming) |
388 | 2ac85b93 | Robert Relyea | { |
389 | 2ac85b93 | Robert Relyea | uint32_t *capabilities = (incoming->capabilities); |
390 | 2ac85b93 | Robert Relyea | int num_capabilities =
|
391 | 2ac85b93 | Robert Relyea | 1 + ((mhHeader->length - sizeof(VSCMsgInit)) / sizeof(uint32_t)); |
392 | 2ac85b93 | Robert Relyea | int i;
|
393 | 2ac85b93 | Robert Relyea | int rv;
|
394 | 2ac85b93 | Robert Relyea | pthread_t thread_id; |
395 | 2ac85b93 | Robert Relyea | |
396 | 2ac85b93 | Robert Relyea | incoming->version = ntohl(incoming->version); |
397 | 2ac85b93 | Robert Relyea | if (incoming->version != VSCARD_VERSION) {
|
398 | 2ac85b93 | Robert Relyea | if (verbose > 0) { |
399 | 2ac85b93 | Robert Relyea | printf("warning: host has version %d, we have %d\n",
|
400 | 2ac85b93 | Robert Relyea | verbose, VSCARD_VERSION); |
401 | 2ac85b93 | Robert Relyea | } |
402 | 2ac85b93 | Robert Relyea | } |
403 | 2ac85b93 | Robert Relyea | if (incoming->magic != VSCARD_MAGIC) {
|
404 | 2ac85b93 | Robert Relyea | printf("unexpected magic: got %d, expected %d\n",
|
405 | 2ac85b93 | Robert Relyea | incoming->magic, VSCARD_MAGIC); |
406 | 2ac85b93 | Robert Relyea | return -1; |
407 | 2ac85b93 | Robert Relyea | } |
408 | 2ac85b93 | Robert Relyea | for (i = 0 ; i < num_capabilities; ++i) { |
409 | 2ac85b93 | Robert Relyea | capabilities[i] = ntohl(capabilities[i]); |
410 | 2ac85b93 | Robert Relyea | } |
411 | 2ac85b93 | Robert Relyea | /* Future: check capabilities */
|
412 | 2ac85b93 | Robert Relyea | /* remove whatever reader might be left in qemu,
|
413 | 2ac85b93 | Robert Relyea | * in case of an unclean previous exit. */
|
414 | 2ac85b93 | Robert Relyea | send_msg(VSC_ReaderRemove, VSCARD_MINIMAL_READER_ID, NULL, 0); |
415 | 2ac85b93 | Robert Relyea | /* launch the event_thread. This will trigger reader adds for all the
|
416 | 2ac85b93 | Robert Relyea | * existing readers */
|
417 | 2ac85b93 | Robert Relyea | rv = pthread_create(&thread_id, NULL, event_thread, NULL); |
418 | 2ac85b93 | Robert Relyea | if (rv < 0) { |
419 | 2ac85b93 | Robert Relyea | perror("pthread_create");
|
420 | 2ac85b93 | Robert Relyea | return rv;
|
421 | 2ac85b93 | Robert Relyea | } |
422 | 2ac85b93 | Robert Relyea | return 0; |
423 | 2ac85b93 | Robert Relyea | } |
424 | 2ac85b93 | Robert Relyea | |
425 | 2ac85b93 | Robert Relyea | int
|
426 | 2ac85b93 | Robert Relyea | main( |
427 | 2ac85b93 | Robert Relyea | int argc,
|
428 | 2ac85b93 | Robert Relyea | char *argv[]
|
429 | 2ac85b93 | Robert Relyea | ) { |
430 | 2ac85b93 | Robert Relyea | char *qemu_host;
|
431 | 2ac85b93 | Robert Relyea | char *qemu_port;
|
432 | 2ac85b93 | Robert Relyea | VSCMsgHeader mhHeader; |
433 | 2ac85b93 | Robert Relyea | VSCMsgError *error_msg; |
434 | 2ac85b93 | Robert Relyea | |
435 | 2ac85b93 | Robert Relyea | int rv;
|
436 | 2ac85b93 | Robert Relyea | int dwSendLength;
|
437 | 2ac85b93 | Robert Relyea | int dwRecvLength;
|
438 | 2ac85b93 | Robert Relyea | uint8_t pbRecvBuffer[APDUBufSize]; |
439 | 2ac85b93 | Robert Relyea | uint8_t pbSendBuffer[APDUBufSize]; |
440 | 2ac85b93 | Robert Relyea | VReaderStatus reader_status; |
441 | 2ac85b93 | Robert Relyea | VReader *reader = NULL;
|
442 | 2ac85b93 | Robert Relyea | VCardEmulOptions *command_line_options = NULL;
|
443 | 2ac85b93 | Robert Relyea | |
444 | 2ac85b93 | Robert Relyea | char *cert_names[MAX_CERTS];
|
445 | 2ac85b93 | Robert Relyea | char *emul_args = NULL; |
446 | 2ac85b93 | Robert Relyea | int cert_count = 0; |
447 | 2ac85b93 | Robert Relyea | int c;
|
448 | 2ac85b93 | Robert Relyea | |
449 | 2ac85b93 | Robert Relyea | while ((c = getopt(argc, argv, "c:e:pd:")) != -1) { |
450 | 2ac85b93 | Robert Relyea | switch (c) {
|
451 | 2ac85b93 | Robert Relyea | case 'c': |
452 | 2ac85b93 | Robert Relyea | if (cert_count >= MAX_CERTS) {
|
453 | 2ac85b93 | Robert Relyea | printf("too many certificates (max = %d)\n", MAX_CERTS);
|
454 | 2ac85b93 | Robert Relyea | exit(5);
|
455 | 2ac85b93 | Robert Relyea | } |
456 | 2ac85b93 | Robert Relyea | cert_names[cert_count++] = optarg; |
457 | 2ac85b93 | Robert Relyea | break;
|
458 | 2ac85b93 | Robert Relyea | case 'e': |
459 | 2ac85b93 | Robert Relyea | emul_args = optarg; |
460 | 2ac85b93 | Robert Relyea | break;
|
461 | 2ac85b93 | Robert Relyea | case 'p': |
462 | 2ac85b93 | Robert Relyea | print_usage(); |
463 | 2ac85b93 | Robert Relyea | exit(4);
|
464 | 2ac85b93 | Robert Relyea | break;
|
465 | 2ac85b93 | Robert Relyea | case 'd': |
466 | 2ac85b93 | Robert Relyea | verbose = get_id_from_string(optarg, 1);
|
467 | 2ac85b93 | Robert Relyea | break;
|
468 | 2ac85b93 | Robert Relyea | } |
469 | 2ac85b93 | Robert Relyea | } |
470 | 2ac85b93 | Robert Relyea | |
471 | 2ac85b93 | Robert Relyea | if (argc - optind != 2) { |
472 | 2ac85b93 | Robert Relyea | print_usage(); |
473 | 2ac85b93 | Robert Relyea | exit(4);
|
474 | 2ac85b93 | Robert Relyea | } |
475 | 2ac85b93 | Robert Relyea | |
476 | 2ac85b93 | Robert Relyea | if (cert_count > 0) { |
477 | 2ac85b93 | Robert Relyea | char *new_args;
|
478 | 2ac85b93 | Robert Relyea | int len, i;
|
479 | 2ac85b93 | Robert Relyea | /* if we've given some -c options, we clearly we want do so some
|
480 | 2ac85b93 | Robert Relyea | * software emulation. add that emulation now. this is NSS Emulator
|
481 | 2ac85b93 | Robert Relyea | * specific */
|
482 | 2ac85b93 | Robert Relyea | if (emul_args == NULL) { |
483 | 2ac85b93 | Robert Relyea | emul_args = (char *)"db=\"/etc/pki/nssdb\""; |
484 | 2ac85b93 | Robert Relyea | } |
485 | 2ac85b93 | Robert Relyea | #define SOFT_STRING ",soft=(,Virtual Reader,CAC,," |
486 | 2ac85b93 | Robert Relyea | /* 2 == close paren & null */
|
487 | 2ac85b93 | Robert Relyea | len = strlen(emul_args) + strlen(SOFT_STRING) + 2;
|
488 | 2ac85b93 | Robert Relyea | for (i = 0; i < cert_count; i++) { |
489 | 2ac85b93 | Robert Relyea | len += strlen(cert_names[i])+1; /* 1 == comma */ |
490 | 2ac85b93 | Robert Relyea | } |
491 | 7267c094 | Anthony Liguori | new_args = g_malloc(len); |
492 | 2ac85b93 | Robert Relyea | strcpy(new_args, emul_args); |
493 | 2ac85b93 | Robert Relyea | strcat(new_args, SOFT_STRING); |
494 | 2ac85b93 | Robert Relyea | for (i = 0; i < cert_count; i++) { |
495 | 2ac85b93 | Robert Relyea | strcat(new_args, cert_names[i]); |
496 | 2ac85b93 | Robert Relyea | strcat(new_args, ",");
|
497 | 2ac85b93 | Robert Relyea | } |
498 | 2ac85b93 | Robert Relyea | strcat(new_args, ")");
|
499 | 2ac85b93 | Robert Relyea | emul_args = new_args; |
500 | 2ac85b93 | Robert Relyea | } |
501 | 2ac85b93 | Robert Relyea | if (emul_args) {
|
502 | 2ac85b93 | Robert Relyea | command_line_options = vcard_emul_options(emul_args); |
503 | 2ac85b93 | Robert Relyea | } |
504 | 2ac85b93 | Robert Relyea | |
505 | 2ac85b93 | Robert Relyea | qemu_host = strdup(argv[argc - 2]);
|
506 | 2ac85b93 | Robert Relyea | qemu_port = strdup(argv[argc - 1]);
|
507 | 2ac85b93 | Robert Relyea | sock = connect_to_qemu(qemu_host, qemu_port); |
508 | 2ac85b93 | Robert Relyea | |
509 | 2ac85b93 | Robert Relyea | qemu_mutex_init(&write_lock); |
510 | 2ac85b93 | Robert Relyea | qemu_mutex_init(&pending_reader_lock); |
511 | 2ac85b93 | Robert Relyea | qemu_cond_init(&pending_reader_condition); |
512 | 2ac85b93 | Robert Relyea | |
513 | 2ac85b93 | Robert Relyea | vcard_emul_init(command_line_options); |
514 | 2ac85b93 | Robert Relyea | |
515 | 2ac85b93 | Robert Relyea | printf("> ");
|
516 | 2ac85b93 | Robert Relyea | fflush(stdout); |
517 | 2ac85b93 | Robert Relyea | |
518 | 2ac85b93 | Robert Relyea | /* Send init message, Host responds (and then we send reader attachments) */
|
519 | 2ac85b93 | Robert Relyea | VSCMsgInit init = { |
520 | 2ac85b93 | Robert Relyea | .version = htonl(VSCARD_VERSION), |
521 | 2ac85b93 | Robert Relyea | .magic = VSCARD_MAGIC, |
522 | 2ac85b93 | Robert Relyea | .capabilities = {0}
|
523 | 2ac85b93 | Robert Relyea | }; |
524 | 2ac85b93 | Robert Relyea | send_msg(VSC_Init, mhHeader.reader_id, &init, sizeof(init));
|
525 | 2ac85b93 | Robert Relyea | |
526 | 2ac85b93 | Robert Relyea | do {
|
527 | 2ac85b93 | Robert Relyea | fd_set fds; |
528 | 2ac85b93 | Robert Relyea | |
529 | 2ac85b93 | Robert Relyea | FD_ZERO(&fds); |
530 | 2ac85b93 | Robert Relyea | FD_SET(1, &fds);
|
531 | 2ac85b93 | Robert Relyea | FD_SET(sock, &fds); |
532 | 2ac85b93 | Robert Relyea | |
533 | 2ac85b93 | Robert Relyea | /* waiting on input from the socket */
|
534 | 2ac85b93 | Robert Relyea | rv = select(sock+1, &fds, NULL, NULL, NULL); |
535 | 2ac85b93 | Robert Relyea | if (rv < 0) { |
536 | 2ac85b93 | Robert Relyea | /* handle error */
|
537 | 2ac85b93 | Robert Relyea | perror("select");
|
538 | 2ac85b93 | Robert Relyea | return 7; |
539 | 2ac85b93 | Robert Relyea | } |
540 | 2ac85b93 | Robert Relyea | if (FD_ISSET(1, &fds)) { |
541 | 2ac85b93 | Robert Relyea | do_command(); |
542 | 2ac85b93 | Robert Relyea | } |
543 | 2ac85b93 | Robert Relyea | if (!FD_ISSET(sock, &fds)) {
|
544 | 2ac85b93 | Robert Relyea | continue;
|
545 | 2ac85b93 | Robert Relyea | } |
546 | 2ac85b93 | Robert Relyea | |
547 | 2ac85b93 | Robert Relyea | rv = read(sock, &mhHeader, sizeof(mhHeader));
|
548 | 2ac85b93 | Robert Relyea | if (rv < sizeof(mhHeader)) { |
549 | 2ac85b93 | Robert Relyea | /* Error */
|
550 | 2ac85b93 | Robert Relyea | if (rv < 0) { |
551 | 2ac85b93 | Robert Relyea | perror("header read error\n");
|
552 | 2ac85b93 | Robert Relyea | } else {
|
553 | 2ac85b93 | Robert Relyea | fprintf(stderr, "header short read %d\n", rv);
|
554 | 2ac85b93 | Robert Relyea | } |
555 | 2ac85b93 | Robert Relyea | return 8; |
556 | 2ac85b93 | Robert Relyea | } |
557 | 2ac85b93 | Robert Relyea | mhHeader.type = ntohl(mhHeader.type); |
558 | 2ac85b93 | Robert Relyea | mhHeader.reader_id = ntohl(mhHeader.reader_id); |
559 | 2ac85b93 | Robert Relyea | mhHeader.length = ntohl(mhHeader.length); |
560 | 2ac85b93 | Robert Relyea | if (verbose) {
|
561 | 2ac85b93 | Robert Relyea | printf("Header: type=%d, reader_id=%d length=%d (0x%x)\n",
|
562 | 2ac85b93 | Robert Relyea | mhHeader.type, mhHeader.reader_id, mhHeader.length, |
563 | 2ac85b93 | Robert Relyea | mhHeader.length); |
564 | 2ac85b93 | Robert Relyea | } |
565 | 2ac85b93 | Robert Relyea | switch (mhHeader.type) {
|
566 | 2ac85b93 | Robert Relyea | case VSC_APDU:
|
567 | 2ac85b93 | Robert Relyea | case VSC_Flush:
|
568 | 2ac85b93 | Robert Relyea | case VSC_Error:
|
569 | 2ac85b93 | Robert Relyea | case VSC_Init:
|
570 | 2ac85b93 | Robert Relyea | rv = read(sock, pbSendBuffer, mhHeader.length); |
571 | 2ac85b93 | Robert Relyea | break;
|
572 | 2ac85b93 | Robert Relyea | default:
|
573 | 2ac85b93 | Robert Relyea | fprintf(stderr, "Unexpected message of type 0x%X\n", mhHeader.type);
|
574 | 2ac85b93 | Robert Relyea | return 0; |
575 | 2ac85b93 | Robert Relyea | } |
576 | 2ac85b93 | Robert Relyea | switch (mhHeader.type) {
|
577 | 2ac85b93 | Robert Relyea | case VSC_APDU:
|
578 | 2ac85b93 | Robert Relyea | if (rv < 0) { |
579 | 2ac85b93 | Robert Relyea | /* Error */
|
580 | 2ac85b93 | Robert Relyea | fprintf(stderr, "read error\n");
|
581 | 2ac85b93 | Robert Relyea | close(sock); |
582 | 2ac85b93 | Robert Relyea | return 8; |
583 | 2ac85b93 | Robert Relyea | } |
584 | 2ac85b93 | Robert Relyea | if (verbose) {
|
585 | 2ac85b93 | Robert Relyea | printf(" recv APDU: ");
|
586 | 2ac85b93 | Robert Relyea | print_byte_array(pbSendBuffer, mhHeader.length); |
587 | 2ac85b93 | Robert Relyea | } |
588 | 2542bfd5 | Stefan Weil | /* Transmit received APDU */
|
589 | 2ac85b93 | Robert Relyea | dwSendLength = mhHeader.length; |
590 | 2ac85b93 | Robert Relyea | dwRecvLength = sizeof(pbRecvBuffer);
|
591 | 2ac85b93 | Robert Relyea | reader = vreader_get_reader_by_id(mhHeader.reader_id); |
592 | 2ac85b93 | Robert Relyea | reader_status = vreader_xfr_bytes(reader, |
593 | 2ac85b93 | Robert Relyea | pbSendBuffer, dwSendLength, |
594 | 2ac85b93 | Robert Relyea | pbRecvBuffer, &dwRecvLength); |
595 | 2ac85b93 | Robert Relyea | if (reader_status == VREADER_OK) {
|
596 | 2ac85b93 | Robert Relyea | mhHeader.length = dwRecvLength; |
597 | 2ac85b93 | Robert Relyea | if (verbose) {
|
598 | 2ac85b93 | Robert Relyea | printf(" send response: ");
|
599 | 2ac85b93 | Robert Relyea | print_byte_array(pbRecvBuffer, mhHeader.length); |
600 | 2ac85b93 | Robert Relyea | } |
601 | 2ac85b93 | Robert Relyea | send_msg(VSC_APDU, mhHeader.reader_id, |
602 | 2ac85b93 | Robert Relyea | pbRecvBuffer, dwRecvLength); |
603 | 2ac85b93 | Robert Relyea | } else {
|
604 | 2ac85b93 | Robert Relyea | rv = reader_status; /* warning: not meaningful */
|
605 | 2ac85b93 | Robert Relyea | send_msg(VSC_Error, mhHeader.reader_id, &rv, sizeof(uint32_t));
|
606 | 2ac85b93 | Robert Relyea | } |
607 | 2ac85b93 | Robert Relyea | vreader_free(reader); |
608 | 2ac85b93 | Robert Relyea | reader = NULL; /* we've freed it, don't use it by accident |
609 | 2ac85b93 | Robert Relyea | again */
|
610 | 2ac85b93 | Robert Relyea | break;
|
611 | 2ac85b93 | Robert Relyea | case VSC_Flush:
|
612 | 2ac85b93 | Robert Relyea | /* TODO: actually flush */
|
613 | 2ac85b93 | Robert Relyea | send_msg(VSC_FlushComplete, mhHeader.reader_id, NULL, 0); |
614 | 2ac85b93 | Robert Relyea | break;
|
615 | 2ac85b93 | Robert Relyea | case VSC_Error:
|
616 | 2ac85b93 | Robert Relyea | error_msg = (VSCMsgError *) pbSendBuffer; |
617 | 2ac85b93 | Robert Relyea | if (error_msg->code == VSC_SUCCESS) {
|
618 | 2ac85b93 | Robert Relyea | qemu_mutex_lock(&pending_reader_lock); |
619 | 2ac85b93 | Robert Relyea | if (pending_reader) {
|
620 | 2ac85b93 | Robert Relyea | vreader_set_id(pending_reader, mhHeader.reader_id); |
621 | 2ac85b93 | Robert Relyea | vreader_free(pending_reader); |
622 | 2ac85b93 | Robert Relyea | pending_reader = NULL;
|
623 | 2ac85b93 | Robert Relyea | qemu_cond_signal(&pending_reader_condition); |
624 | 2ac85b93 | Robert Relyea | } |
625 | 2ac85b93 | Robert Relyea | qemu_mutex_unlock(&pending_reader_lock); |
626 | 2ac85b93 | Robert Relyea | break;
|
627 | 2ac85b93 | Robert Relyea | } |
628 | 2ac85b93 | Robert Relyea | printf("warning: qemu refused to add reader\n");
|
629 | 2ac85b93 | Robert Relyea | if (error_msg->code == VSC_CANNOT_ADD_MORE_READERS) {
|
630 | 2ac85b93 | Robert Relyea | /* clear pending reader, qemu can't handle any more */
|
631 | 2ac85b93 | Robert Relyea | qemu_mutex_lock(&pending_reader_lock); |
632 | 2ac85b93 | Robert Relyea | if (pending_reader) {
|
633 | 2ac85b93 | Robert Relyea | pending_reader = NULL;
|
634 | 2ac85b93 | Robert Relyea | /* make sure the event loop doesn't hang */
|
635 | 2ac85b93 | Robert Relyea | qemu_cond_signal(&pending_reader_condition); |
636 | 2ac85b93 | Robert Relyea | } |
637 | 2ac85b93 | Robert Relyea | qemu_mutex_unlock(&pending_reader_lock); |
638 | 2ac85b93 | Robert Relyea | } |
639 | 2ac85b93 | Robert Relyea | break;
|
640 | 2ac85b93 | Robert Relyea | case VSC_Init:
|
641 | 2ac85b93 | Robert Relyea | if (on_host_init(&mhHeader, (VSCMsgInit *)pbSendBuffer) < 0) { |
642 | 2ac85b93 | Robert Relyea | return -1; |
643 | 2ac85b93 | Robert Relyea | } |
644 | 2ac85b93 | Robert Relyea | break;
|
645 | 2ac85b93 | Robert Relyea | default:
|
646 | 2ac85b93 | Robert Relyea | printf("Default\n");
|
647 | 2ac85b93 | Robert Relyea | return 0; |
648 | 2ac85b93 | Robert Relyea | } |
649 | 2ac85b93 | Robert Relyea | } while (rv >= 0); |
650 | 2ac85b93 | Robert Relyea | |
651 | 2ac85b93 | Robert Relyea | return 0; |
652 | 2ac85b93 | Robert Relyea | } |