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[apple/security.git] / OSX / libsecurity_keychain / libDER / Tests / parseTicket.c
1 #include <stdlib.h>
2 #include <stdio.h>
3 #include <stdbool.h>
4 #include <openssl/pem.h>
5 #include <openssl/rsa.h>
6 #include <openssl/engine.h>
7 #include <openssl/bio.h>
8 #include <openssl/x509.h>
9 #include <openssl/sha.h>
10 #include "AppleMobilePersonalizedTicket.h"
11 #include <libDER/libDER.h>
12 #include <libDER/asn1Types.h>
13 #include <libDER/DER_Decode.h>
14 #include <libDER/DER_Encode.h>
15 #include <libDER/DER_Keys.h>
16 #include <libDER/oids.h>
17 #include "DER_Ticket.h"
18
19 const unsigned char GoldKeyCert[] = {
20 0x01, 0x00, 0x00, 0x00, 0x50, 0x00, 0x00, 0x00,
21 0x00, 0x08, 0x00, 0x00, 0x00, 0x0a, 0x00, 0x00,
22 0x00, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00,
23 0x03, 0x00, 0x00, 0x00, 0x31, 0x6e, 0xc6, 0x4f,
24 0xf1, 0xe8, 0x7d, 0x81, 0x38, 0x6d, 0xd8, 0xb3,
25 0x2b, 0xe4, 0xb5, 0xa0, 0x09, 0xaf, 0x74, 0xdd,
26 0xe9, 0x60, 0x27, 0x42, 0x07, 0xa3, 0xac, 0xef,
27 0xe5, 0x75, 0x07, 0xa8, 0xc2, 0x2c, 0x25, 0x56,
28 0x91, 0x37, 0xea, 0xdb, 0xdb, 0x68, 0x4a, 0x1c,
29 0xe3, 0x29, 0x61, 0x85, 0xd7, 0xd8, 0x66, 0x86,
30 0x66, 0xbf, 0xbf, 0x98, 0xae, 0xb4, 0xe9, 0x6c,
31 0x13, 0x81, 0x97, 0x78, 0x2a, 0x8d, 0xdc, 0x37,
32 0x9a, 0xf1, 0xa4, 0x0a, 0x9d, 0x74, 0xd5, 0x72,
33 0xbc, 0xb5, 0x64, 0xa6, 0x1a, 0x62, 0xd5, 0x39,
34 0xfb, 0x6f, 0xc0, 0xd1, 0xc7, 0x93, 0xc3, 0x20,
35 0xda, 0x84, 0x69, 0x1e, 0xd9, 0x96, 0x2e, 0xc1,
36 0x4f, 0x28, 0x96, 0x14, 0xa4, 0x68, 0x0a, 0x40,
37 0xe5, 0x17, 0xe7, 0xd6, 0x76, 0x4d, 0x81, 0xd8,
38 0xd2, 0xa6, 0x18, 0x82, 0x36, 0x40, 0x97, 0x31,
39 0xd9, 0x88, 0xdf, 0xaf, 0x05, 0x3a, 0x4b, 0x4e,
40 0x1b, 0x4a, 0x76, 0x6f, 0xb9, 0x6c, 0x18, 0x5d,
41 0xd5, 0x98, 0xf0, 0xf1, 0xbe, 0x0a, 0xd9, 0x57,
42 0x85, 0xc6, 0xc9, 0x63, 0xb3, 0xf5, 0x21, 0x26,
43 0x07, 0xba, 0x6a, 0x05, 0xfb, 0x5a, 0x06, 0x87,
44 0x2a, 0x30, 0x3f, 0xa9, 0xea, 0xab, 0x0e, 0x50,
45 0x70, 0x3b, 0x7e, 0xd4, 0xd2, 0x8c, 0xf3, 0xa1,
46 0xcf, 0x9a, 0x6c, 0x6b, 0xcf, 0x9b, 0x1b, 0x2a,
47 0x97, 0x6a, 0x3c, 0x38, 0x40, 0x43, 0xb1, 0x97,
48 0x19, 0x07, 0x64, 0x11, 0x94, 0x73, 0x14, 0xc9,
49 0xa3, 0xfe, 0x7f, 0xf6, 0x64, 0x23, 0x73, 0xe3,
50 0x76, 0xce, 0xf7, 0xf4, 0x2f, 0x6c, 0x9d, 0x0a,
51 0xf6, 0x39, 0xe6, 0x1d, 0xb2, 0x17, 0x29, 0x39,
52 0x98, 0x52, 0xda, 0xe0, 0x31, 0xa1, 0xfa, 0x85,
53 0x52, 0xc2, 0x60, 0xb5, 0x11, 0x42, 0xc6, 0x9b,
54 0x55, 0xd8, 0x40, 0x37, 0xf7, 0xdb, 0x01, 0x6a,
55 0xd5, 0x26, 0x3b, 0x27, 0x07, 0x20, 0xf7, 0x58,
56 0xd5, 0xa4, 0x1c, 0xe6, 0x2f, 0x74, 0x14, 0x6e,
57 0xa4, 0xe8, 0xc8, 0xe8, 0x9a, 0x39, 0x6d, 0xde,
58 0x7f, 0x67, 0x65, 0x40, 0x68, 0x26, 0x65, 0x62,
59 0x95, 0x87, 0x45, 0x62, 0x0d, 0x8d, 0x42, 0xad,
60 0x3b, 0x4f, 0xd3, 0x8f, 0x58, 0xcb, 0x61, 0x46,
61 0xc9, 0x3d, 0x7d, 0x75, 0x3c, 0x6d, 0xac, 0xdf,
62 0x53, 0xf4, 0x66, 0x9e, 0x14, 0x82, 0xc7, 0xd1,
63 0xd0, 0xec, 0x92, 0x24, 0x97, 0x1e, 0xc9, 0x7a,
64 0xfd, 0x8f, 0x75, 0xe2, 0xfd, 0x7e, 0x07, 0x44,
65 0x46, 0x56, 0x64, 0x9b, 0x1b, 0x17, 0xfa, 0xd6,
66 0xf5, 0xdb, 0xc9, 0x27, 0x3b, 0x60, 0x27, 0x2f,
67 0x84, 0xd7, 0xac, 0x7f, 0xf3, 0xa7, 0x16, 0x31,
68 0xfa, 0x19, 0x54, 0x57, 0x98, 0xb5, 0xdb, 0x9c,
69 0xc3, 0xb5, 0x55, 0x72, 0x98, 0x2f, 0x56, 0x33,
70 0x7c, 0x38, 0x1f, 0xb4, 0x8c, 0x94, 0x1a, 0x6a,
71 0x26, 0x8a, 0x84, 0xfc, 0x8d, 0xb1, 0x49, 0xbb,
72 0x6d, 0x11, 0x36, 0xc9, 0x05, 0x57, 0x87, 0xd2,
73 0xdb, 0xd3, 0xe3, 0xea, 0x08, 0xb2, 0x9f, 0x44,
74 0x85, 0xd7, 0xd4, 0x96, 0x25, 0xeb, 0x2b, 0xca,
75 0x86, 0x0f, 0x33, 0x69, 0xc4, 0xda, 0x98, 0x68,
76 0x21, 0xad, 0xd8, 0xc4, 0x4e, 0x46, 0x33, 0x43,
77 0xad, 0xe7, 0xfe, 0x58, 0x10, 0x00, 0x76, 0x3c,
78 0xd4, 0x14, 0x5a, 0x74, 0x43, 0x04, 0xc3, 0xdd,
79 0x46, 0xc3, 0xe0, 0x4b, 0x46, 0xb5, 0x84, 0xcb,
80 0xe6, 0x40, 0x71, 0xdf, 0x50, 0x16, 0x5f, 0xf0,
81 0x0f, 0xc5, 0x9c, 0x50, 0x64, 0xe0, 0x64, 0x1c,
82 0x58, 0x87, 0xae, 0x91, 0x9c, 0xb6, 0x57, 0x77,
83 0xf0, 0xc4, 0x3e, 0xcf, 0xb6, 0xc5, 0x10, 0x0c,
84 0xea, 0x5b, 0xcc, 0xaf, 0xee, 0x7b, 0x15, 0x4e,
85 0x4e, 0x3c, 0x29, 0x9c, 0xf8, 0xe6, 0x59, 0xca,
86 0xaf, 0x48, 0x12, 0x99, 0x76, 0xde, 0x54, 0xe2,
87 0x75, 0x62, 0x31, 0x17,
88 };
89
90 #define SIG_LEN 128
91 #define HASH_LEN 20
92
93 const unsigned char fakeAlgOID[] = {
94 0x06,0x09,0x2a,0x86,0x48,0x86,0xf7,0x0d,0x01,0x01,0x05
95 };
96
97 const unsigned char fakeG3Cert[] = {
98 0x01,0x00,0x00,0x00,
99 0x1c,0x00,0x00,0x00,
100 0x01,0x08,0x00,0x00,
101 0x10,0x0a,0x00,0x00,
102 0x00,0x00,0x00,0x00,
103 0x00,0x04,0x00,0x00,
104 0x01,0x00,0x01,0x00,
105 0x19,0xfc,0xb6,0x7b,0x4e,0xa8,0xd7,0xb1,0xeb,0xf9,0x19,0x28,0x07,0x7f,0x47,0x4c,
106 0xe1,0x9f,0xbe,0x01,0x15,0x5c,0xea,0xda,0xc3,0xd1,0x59,0x3c,0x75,0xed,0x00,0x7b,
107 0x22,0x67,0x22,0xd6,0xd3,0xee,0xc2,0x04,0xdf,0x47,0xc4,0x85,0xc0,0x56,0xa4,0x8d,
108 0xf3,0xf0,0xcf,0x00,0x9d,0xd2,0x03,0xc1,0x23,0x3f,0xc8,0x9f,0xef,0xfe,0xea,0x50,
109 0x33,0x6b,0xbe,0x74,0x1a,0xa3,0x3c,0x13,0xa2,0xc5,0xf6,0x75,0x88,0x1d,0x3f,0xba,
110 0xff,0x0d,0x47,0xab,0xbe,0xfe,0x42,0xd3,0xea,0xe2,0xe2,0xb0,0x06,0xd7,0x88,0xf8,
111 0x1d,0x93,0xdf,0x86,0xbd,0xd8,0xa8,0x5f,0x2b,0xe3,0x97,0x41,0xa1,0xc6,0x1d,0x69,
112 0xe9,0x88,0xdf,0x87,0xbb,0x1b,0xff,0x31,0x82,0xae,0x8a,0x69,0x31,0xca,0xc3,0x90,
113 0x0f,0x0d,0x22,0xa3,0xcf,0x8d,0xcc,0x23,0x03,0x10,0xed,0x74,0x8e,0x13,0x74,0x49,
114 0x9d,0x9a,0x1c,0xf2,0x57,0x2d,0x18,0x89,0x6d,0xb8,0xcc,0xab,0xcf,0xd9,0xd8,0x0e,
115 0x46,0x68,0x98,0xa3,0x81,0x5d,0x18,0xe8,0x4d,0x03,0x96,0x14,0xc5,0xaf,0x21,0x91,
116 0xb7,0x8c,0x97,0xa1,0x85,0xde,0x85,0x78,0xa8,0xd7,0x25,0x20,0x9b,0x2b,0x98,0x36,
117 0xd5,0xfe,0x14,0x9b,0x5d,0xe3,0x78,0xf4,0xd6,0xb2,0x15,0xc9,0xfd,0x13,0x77,0x7b,
118 0x8a,0x5e,0x9e,0x85,0xff,0x53,0x6d,0x24,0x5d,0xc9,0x52,0x16,0x98,0x18,0xb1,0xaf,
119 0xe1,0x6a,0xd6,0xe8,0xa9,0x7c,0x78,0x8e,0x9f,0x79,0x21,0xa1,0xde,0xf4,0xaf,0x9c,
120 0xd4,0x61,0x52,0xf9,0xe7,0xfc,0xd7,0x10,0x1b,0x91,0x66,0x14,0x26,0xfd,0xda,0xee,
121 0xe5,0xd9,0x4c,0xb7,0x9d,0x6d,0x17,0xf8,0xc2,0x21,0xb4,0x34,0x08,0x0c,0x44,0x79,
122 0x53,0x9c,0x81,0xbf,0x1f,0x22,0x0a,0xa6,0xe7,0x22,0x5f,0x5c,0xcb,0x31,0x2e,0xf5,
123 0x0c,0x1a,0xf1,0x67,0x13,0x7f,0xe6,0xb3,0xb2,0xfe,0x6b,0x09,0xac,0xa6,0xd4,0x14,
124 0xe7,0xe9,0x11,0x0e,0x49,0x99,0x06,0x04,0xa4,0x43,0x22,0xec,0x9f,0x59,0x83,0xfb,
125 0xef,0xa3,0x8f,0x6b,0xde,0x70,0x0c,0xbb,0x89,0xe9,0x88,0xbc,0xeb,0x36,0x42,0x42,
126 0x50,0x84,0xf5,0x93,0x98,0x93,0xed,0xa2,0x1f,0x13,0x60,0x36,0xc8,0x2f,0x9f,0xd1,
127 0xc4,0x23,0xf6,0xd0,0x49,0x40,0xab,0xbe,0xf7,0x43,0x02,0x96,0xf0,0x74,0xa5,0x7d,
128 0x68,0x89,0xfa,0x58, 0xad, 0x7b, 0x2f, 0x7d, 0xe8, 0x21, 0x34, 0x5e, 0x6c, 0x20,
129 0x97, 0x9e
130 };
131
132 const unsigned char fakeSig[] = {
133 0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f,0x10,
134 0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f,0x10,
135 0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f,0x10,
136 0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f,0x10,
137 0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f,0x10,
138 0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f,0x10,
139 0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f,0x10,
140 0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f,0x10
141 };
142
143 static void
144 dumpBytes( const char *title, const unsigned char *data, int len, int nonewline );
145
146 static int
147 rsa_sign(
148 const char *keyFile,
149 unsigned char *plain,
150 unsigned plainLength,
151 unsigned char signature[SIG_LEN] )
152 {
153 int rc = -1;
154 FILE *fp = NULL;
155 RSA *rsa = NULL;
156 unsigned signatureLength = 0;
157
158 fp = fopen ( (char*) keyFile, "r" );
159 if ( !fp ) {
160 fprintf( stderr, "failed to open file=%s\n", keyFile );
161 goto cleanup;
162 }
163 rsa = RSA_new();
164 if ( !rsa ) {
165 fprintf( stderr, "RSA_new() failed\n" );
166 goto cleanup;
167 }
168 rsa = (RSA*)PEM_read_RSAPrivateKey( fp, &rsa, NULL, NULL );
169 if ( !rsa ) {
170 fprintf( stderr, "PEM_read_RSAPrivateKey() failed\n" );
171 goto cleanup;
172 }
173 signatureLength = SIG_LEN;
174 char sha1[20] = {};
175 (void) SHA1( plain, plainLength, (unsigned char*)sha1 );
176 rc = RSA_sign( NID_sha1, (unsigned char*)sha1, sizeof( sha1),
177 signature, &signatureLength, rsa );
178 if ( rc != 1 ) {
179 fprintf(stderr, "RSA_sign failed=%d\n", rc );
180 rc = -1;
181 goto cleanup;
182 } else {
183 rc = 0;
184 }
185
186 cleanup:
187 if ( fp ) fclose( fp );
188 RSA_free( rsa );
189 return rc;
190 }
191
192 static int
193 rsa_verify(
194 const char *keyFile,
195 unsigned char *plain,
196 unsigned plainLength,
197 unsigned char signature[SIG_LEN] )
198 {
199 int rc = -1;
200 FILE *fp = NULL;
201 RSA *rsa = NULL;
202 unsigned signatureLength = 0;
203
204 fp = fopen ( (char*) keyFile, "r" );
205 if ( !fp ) {
206 fprintf( stderr, "failed to open file=%s\n", keyFile );
207 goto cleanup;
208 }
209 rsa = RSA_new();
210 if ( !rsa ) {
211 fprintf( stderr, "RSA_new() failed\n" );
212 goto cleanup;
213 }
214 rsa = (RSA*)PEM_read_RSAPrivateKey( fp, &rsa, NULL, NULL );
215 if ( !rsa ) {
216 fprintf( stderr, "PEM_read_RSAPrivateKey() failed\n" );
217 goto cleanup;
218 }
219 signatureLength = SIG_LEN;
220 char sha1[20] = {};
221 (void) SHA1( plain, plainLength, (unsigned char*)sha1 );
222 rc = RSA_verify( NID_sha1, (unsigned char*)sha1, sizeof( sha1 ),
223 signature, signatureLength, rsa );
224 if ( rc != 1 ) {
225 fprintf(stderr, "RSA_verify failed=%d\n", rc );
226 rc = -1;
227 goto cleanup;
228 } else {
229 rc = 0;
230 }
231
232 cleanup:
233 if ( fp ) fclose( fp );
234 RSA_free( rsa );
235 return rc;
236 return rc;
237 }
238
239 static void
240 dumpBytes( const char *title, const unsigned char *data, int len, int nonewline )
241 {
242 int width = 16;
243 int line = 0;
244 int multiple = 0;
245
246 multiple = ( len % width == 0 );
247
248 printf( "[%s: %d bytes]\n", title, len );
249 while ( len-- > 0 ) {
250 line++;
251 printf( "%02X ", *data++ );
252 if ( line % width == 0 && len > 0 && !nonewline ) {
253 printf( "\n" );
254 }
255 }
256
257 printf("\n");
258 }
259
260 static void
261 writeFile( char* filename, unsigned char* buf, int len )
262 {
263 FILE *file = NULL;
264 file = fopen( filename, "w" );
265 if ( file ) {
266 fwrite( buf, len, 1, file );
267 fclose( file );
268 }
269 }
270
271
272 static void
273 verify_bb_ticket(
274 unsigned char *ticketData,
275 unsigned ticketLength,
276 const char *keyFile,
277 bool doPrint )
278 {
279 if ( doPrint ) {
280 dumpBytes( "Ticket (whole)", ticketData, ticketLength, 0 );
281 printf( "\nBreakdown:\n" );
282 }
283
284 DERItem derTicket = { .data = ticketData, .length = ticketLength };
285 DERReturn drtn;
286 DERBbTicket ticket = {};
287 DERSize ticketSize;
288 drtn = DERDecodeBbTicket(&derTicket, &ticket, &ticketSize);
289 if (drtn != DR_Success) goto badTicket;
290 fprintf( stderr, "ticketSize=%u\n", ticketSize );
291
292 // Verify signature if key file exists (we should really use the certificate or GPUK in the ticket here. */
293 if ( keyFile ) {
294 int status = rsa_verify(
295 keyFile,
296 (unsigned char *)ticket.body.data,
297 ticket.body.length,
298 (unsigned char *)ticket.signature.data );
299 if ( status ) {
300 fprintf( stderr, "rsa_verify failed=%d\n", status );
301 } else {
302 fprintf( stdout, "Signature verified successfully\n");
303 }
304 }
305
306 /* Example of how to retrive fields from ticket. */
307 DERItem snum;
308 drtn = DERSetDecodeItemWithTag(&ticket.body,
309 ASN1_CONTEXT_SPECIFIC | kBbSNUMTag, &snum);
310 if (drtn != DR_Success) goto badTicket;
311 DERItem chipId;
312 drtn = DERSetDecodeItemWithTag(&ticket.body,
313 ASN1_CONTEXT_SPECIFIC | kBbChipIDTag, &chipId);
314 if (drtn != DR_Success) goto badTicket;
315
316 return;
317 badTicket:
318 fprintf( stdout, "Bad ticket\n");
319 return;
320 }
321
322 static void
323 verify_ticket_file(
324 const char *ticketFile,
325 const char *keyFile )
326 {
327 unsigned char *ticket = NULL;
328 unsigned ticketLength = 0;
329 readFile( (char*)ticketFile, &ticket, &ticketLength );
330 verify_bb_ticket( ticket, ticketLength, keyFile, false );
331 }
332
333 static void
334 make_sample_ap_ticket( void )
335 {
336 unsigned char chipId[] = { 0x01, 0x02, 0x03, 0x04 };
337 unsigned char ecid[] = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07 };
338
339 DERApTicket ticket = { };
340
341 /* Encode the signatureAlgorithm field of the ticket. */
342 DERAlgorithmId algorithmId = { .oid = oidSha1Rsa, .params = {} };
343 ticket.signatureAlgorithm.length = DERLengthOfEncodedSequence(
344 ASN1_CONSTR_SEQUENCE, &algorithmId, DERNumAlgorithmIdItemSpecs,
345 DERAlgorithmIdItemSpecs);
346 ticket.signatureAlgorithm.data = malloc(ticket.signatureAlgorithm.length);
347 DEREncodeSequence(ASN1_CONSTR_SEQUENCE, &algorithmId, DERNumAlgorithmIdItemSpecs, DERAlgorithmIdItemSpecs, ticket.signatureAlgorithm.data, &ticket.signatureAlgorithm.length);
348
349 /* Construct ticket body. */
350 DERSize numBodyItemSpecs = 0;
351 DERItemSpec bodyItemSpecs[50] = {};
352 DERItem bodyItems[50] = {};
353
354 /* Add tags in sorted order. */
355 bodyItemSpecs[numBodyItemSpecs].offset = numBodyItemSpecs * sizeof(DERItem);
356 bodyItemSpecs[numBodyItemSpecs].tag = ASN1_CONTEXT_SPECIFIC | kApECIDTag;
357 bodyItemSpecs[numBodyItemSpecs].options = DER_ENC_NO_OPTS;
358 bodyItems[numBodyItemSpecs].data = ecid;
359 bodyItems[numBodyItemSpecs].length = sizeof(ecid);
360 numBodyItemSpecs++;
361
362 bodyItemSpecs[numBodyItemSpecs].offset = numBodyItemSpecs * sizeof(DERItem);
363 bodyItemSpecs[numBodyItemSpecs].tag = ASN1_CONTEXT_SPECIFIC | kApChipIDTag;
364 bodyItemSpecs[numBodyItemSpecs].options = DER_ENC_NO_OPTS;
365 bodyItems[numBodyItemSpecs].data = chipId;
366 bodyItems[numBodyItemSpecs].length = sizeof(chipId);
367 numBodyItemSpecs++;
368
369 /* Encode ticket body. */
370 ticket.body.length = DERLengthOfEncodedSequence(ASN1_CONSTR_SET,
371 &bodyItems, numBodyItemSpecs, bodyItemSpecs);
372 ticket.body.data = malloc(ticket.body.length);
373 DEREncodeSequence(ASN1_CONSTR_SET, &bodyItems, numBodyItemSpecs,
374 bodyItemSpecs, ticket.body.data, &ticket.body.length);
375
376 // Signature
377 ticket.signature.data = (DERByte *)fakeSig;
378 ticket.signature.length = sizeof(fakeSig);
379
380 // Certificates
381 DERItemSpec certItemSpecs[1];
382 DERItem certItems[1];
383 certItemSpecs[0].offset = 0;
384 certItemSpecs[0].tag = ASN1_CONSTR_SEQUENCE;
385 certItemSpecs[0].options = DER_ENC_WRITE_DER;
386
387 // NOTE: The Certificate should be added to the ticket by the host. I'm just simulating that here
388 // to generate the final ticket blob.
389 readFile("S5L8920_TATSU_FAC_DARWIN_DEV_CHAIN.der", &certItems[0].data, &certItems[0].length);
390
391 ticket.certificates.length = DERLengthOfEncodedSequence(
392 ASN1_CONSTRUCTED | ASN1_CONTEXT_SPECIFIC | 1, &certItems,
393 1, certItemSpecs);
394 ticket.certificates.data = malloc(ticket.certificates.length);
395 DEREncodeSequence(ASN1_CONSTRUCTED | ASN1_CONTEXT_SPECIFIC | 1, &certItems,
396 1, certItemSpecs, ticket.certificates.data, &ticket.certificates.length);
397
398 /* Encode the entire ticket. */
399 DERSize ticketLength = DERLengthOfEncodedSequence(ASN1_CONSTR_SEQUENCE,
400 &ticket, DERNumApTicketItemSpecs, DERApTicketItemSpecs);
401 DERByte *ticketBytes = malloc(ticketLength);
402 DEREncodeSequence(ASN1_CONSTR_SEQUENCE, &ticket, DERNumApTicketItemSpecs, DERApTicketItemSpecs,
403 ticketBytes, &ticketLength);
404
405 // save ticket to file
406 writeFile("ApTicket.bin", ticketBytes, ticketLength);
407
408 //cleanup:
409 free(ticket.body.data);
410 free(ticket.signatureAlgorithm.data);
411 free(ticket.certificates.data);
412 free(ticketBytes);
413 }
414
415 static void
416 make_sample_bb_ticket( void )
417 {
418 int status = 0;
419 unsigned char chipId[] = { 0x01, 0x02, 0x03, 0x04 };
420 unsigned char snum[] = { 0x01, 0x02, 0x03, 0x04 };
421 unsigned char signature[SIG_LEN] = {};
422 DERByte *ticketBytes = NULL;
423
424 DERBbTicket ticket = {};
425
426 /* Encode the signatureAlgorithm field of the ticket. */
427 DERAlgorithmId algorithmId = { .oid = oidSha1Rsa };
428 ticket.signatureAlgorithm.length = DERLengthOfEncodedSequence(
429 ASN1_CONSTR_SEQUENCE, &algorithmId, DERNumAlgorithmIdItemSpecs,
430 DERAlgorithmIdItemSpecs);
431 ticket.signatureAlgorithm.data = malloc(ticket.signatureAlgorithm.length);
432 DEREncodeSequence(ASN1_CONSTR_SEQUENCE, &algorithmId,
433 DERNumAlgorithmIdItemSpecs, DERAlgorithmIdItemSpecs,
434 ticket.signatureAlgorithm.data, &ticket.signatureAlgorithm.length);
435
436 /* Construct ticket body. */
437 DERSize numBodyItemSpecs = 0;
438 DERItemSpec bodyItemSpecs[50] = {};
439 DERItem bodyItems[50] = {};
440
441 /* Add tags in sorted order. */
442 bodyItemSpecs[numBodyItemSpecs].offset = numBodyItemSpecs * sizeof(DERItem);
443 bodyItemSpecs[numBodyItemSpecs].tag = ASN1_CONTEXT_SPECIFIC | kBbSNUMTag;
444 bodyItemSpecs[numBodyItemSpecs].options = DER_ENC_NO_OPTS;
445 bodyItems[numBodyItemSpecs].data = snum;
446 bodyItems[numBodyItemSpecs].length = sizeof(snum);
447 numBodyItemSpecs++;
448
449 bodyItemSpecs[numBodyItemSpecs].offset = numBodyItemSpecs * sizeof(DERItem);
450 bodyItemSpecs[numBodyItemSpecs].tag = ASN1_CONTEXT_SPECIFIC | kBbChipIDTag;
451 bodyItemSpecs[numBodyItemSpecs].options = DER_ENC_NO_OPTS;
452 bodyItems[numBodyItemSpecs].data = chipId;
453 bodyItems[numBodyItemSpecs].length = sizeof(chipId);
454 numBodyItemSpecs++;
455
456 /* Encode ticket body. */
457 ticket.body.length = DERLengthOfEncodedSequence(ASN1_CONSTR_SET,
458 &bodyItems, numBodyItemSpecs, bodyItemSpecs);
459 ticket.body.data = malloc(ticket.body.length);
460 DEREncodeSequence(ASN1_CONSTR_SET, &bodyItems, numBodyItemSpecs, bodyItemSpecs,
461 ticket.body.data, &ticket.body.length);
462
463 // NOTE: In the SEE machine, the Body above will then be hashed/signed to generate signature
464 status = rsa_sign(
465 "G1_GPrK.pem",
466 ticket.body.data,
467 ticket.body.length,
468 (unsigned char *)signature );
469 if ( status ) {
470 fprintf( stderr, "rsa_sign failed=%d\n", status );
471 goto cleanup;
472 } else {
473 fprintf( stdout, "Signed successfully\n");
474 }
475
476 status = rsa_verify(
477 "G1_GPrK.pem",
478 ticket.body.data,
479 ticket.body.length,
480 (unsigned char *)signature );
481 if ( status ) {
482 fprintf( stderr, "rsa_verify failed=%d\n", status );
483 goto cleanup;
484 } else {
485 fprintf( stdout, "Signature verified successfully\n");
486 }
487
488 // Signature
489 ticket.signature.data = signature;
490 ticket.signature.length = SIG_LEN;
491
492 // Certificates
493 ticket.gpuk.length = sizeof(GoldKeyCert);
494 ticket.gpuk.data = (DERByte *)GoldKeyCert;
495
496 /* Encode the entire ticket. */
497 DERSize ticketLength = DERLengthOfEncodedSequence(ASN1_CONSTR_SEQUENCE,
498 &ticket, DERNumBbTicketItemSpecs, DERBbTicketItemSpecs);
499 ticketBytes = malloc(ticketLength);
500 DEREncodeSequence(ASN1_CONSTR_SEQUENCE, &ticket, DERNumBbTicketItemSpecs,
501 DERBbTicketItemSpecs, ticketBytes, &ticketLength);
502
503 // save ticket to file
504 writeFile("BbTicket.bin", ticketBytes, ticketLength);
505
506 cleanup:
507 free(ticket.body.data);
508 free(ticket.signatureAlgorithm.data);
509 free(ticketBytes);
510 }
511
512 static void
513 long_tag_test(void)
514 {
515 printf("ASN1_TAG_MASK 0x%.016qx\n", (uint64_t)ASN1_TAG_MASK);
516 printf("ASN1_TAGNUM_MASK 0x%.016qx\n", (uint64_t)ASN1_TAGNUM_MASK);
517 printf("ASN1_METHOD_MASK 0x%.016qx\n", (uint64_t)ASN1_METHOD_MASK);
518 printf("ASN1_PRIMITIVE 0x%.016qx\n", (uint64_t)ASN1_PRIMITIVE);
519 printf("ASN1_CONSTRUCTED 0x%.016qx\n", (uint64_t)ASN1_CONSTRUCTED);
520 printf("ASN1_CLASS_MASK 0x%.016qx\n", (uint64_t)ASN1_CLASS_MASK);
521 printf("ASN1_UNIVERSAL 0x%.016qx\n", (uint64_t)ASN1_UNIVERSAL);
522 printf("ASN1_APPLICATION 0x%.016qx\n", (uint64_t)ASN1_APPLICATION);
523 printf("ASN1_CONTEXT_SPECIFIC 0x%.016qx\n", (uint64_t)ASN1_CONTEXT_SPECIFIC);
524 printf("ASN1_PRIVATE 0x%.016qx\n", (uint64_t)ASN1_PRIVATE);
525
526 DERByte buf[10];
527 DERSize len = sizeof(buf);
528 DERReturn drtn;
529 DERTag tag = ASN1_CONTEXT_SPECIFIC | ASN1_TAGNUM_MASK;
530 drtn = DEREncodeItem(tag, 0, 0, buf, &len);
531 if (drtn)
532 {
533 printf("DEREncodeItem: %u\n", drtn);
534 }
535 DERItem der = { .data = buf, .length = len };
536
537 dumpBytes("tlv", buf, len, 0);
538
539 DERDecodedInfo decoded;
540 drtn = DERDecodeItem(&der, &decoded);
541 if (drtn)
542 {
543 printf("DERDecodeItem: %u\n", drtn);
544 }
545 if (decoded.tag != tag)
546 {
547 printf("DERDecodeItem tag: 0x%qx != 0x%qx\n", (uint64_t)decoded.tag, (uint64_t)tag);
548 }
549 printf("DERDecodeItem tag: 0x%qx encoded in %u bytes, decoded length: %u\n",
550 (uint64_t)tag, len, decoded.content.length);
551 }
552
553 int main(int argc, char **argv)
554 {
555 long_tag_test();
556 printf( "=> Making sample BB ticket...\n");
557 make_sample_bb_ticket();
558 printf( "=> Making sample AP ticket...\n");
559 make_sample_ap_ticket();
560 printf( "=> Verifying signature in bb_ticket.bin ...\n");
561 verify_ticket_file( "bb_ticket.bin", "G1_GPrK.pem" );
562 return 0;
563 }