1 | /* |
2 | * Copyright 2019 Advanced Micro Devices, Inc. |
3 | * |
4 | * Permission is hereby granted, free of charge, to any person obtaining a |
5 | * copy of this software and associated documentation files (the "Software"), |
6 | * to deal in the Software without restriction, including without limitation |
7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
8 | * and/or sell copies of the Software, and to permit persons to whom the |
9 | * Software is furnished to do so, subject to the following conditions: |
10 | * |
11 | * The above copyright notice and this permission notice shall be included in |
12 | * all copies or substantial portions of the Software. |
13 | * |
14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
17 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
18 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
19 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
20 | * OTHER DEALINGS IN THE SOFTWARE. |
21 | * |
22 | * Authors: AMD |
23 | * |
24 | */ |
25 | |
26 | |
27 | #include "hdcp.h" |
28 | |
29 | void mod_hdcp_dump_binary_message(uint8_t *msg, uint32_t msg_size, |
30 | uint8_t *buf, uint32_t buf_size) |
31 | { |
32 | const uint8_t bytes_per_line = 16, |
33 | byte_size = 3, |
34 | newline_size = 1, |
35 | terminator_size = 1; |
36 | uint32_t line_count = msg_size / bytes_per_line, |
37 | trailing_bytes = msg_size % bytes_per_line; |
38 | uint32_t target_size = (byte_size * bytes_per_line + newline_size) * line_count + |
39 | byte_size * trailing_bytes + newline_size + terminator_size; |
40 | uint32_t buf_pos = 0; |
41 | uint32_t i = 0; |
42 | |
43 | if (buf_size >= target_size) { |
44 | for (i = 0; i < msg_size; i++) { |
45 | if (i % bytes_per_line == 0) |
46 | buf[buf_pos++] = '\n'; |
47 | sprintf(buf: &buf[buf_pos], fmt: "%02X " , msg[i]); |
48 | buf_pos += byte_size; |
49 | } |
50 | buf[buf_pos++] = '\0'; |
51 | } |
52 | } |
53 | |
54 | void mod_hdcp_log_ddc_trace(struct mod_hdcp *hdcp) |
55 | { |
56 | if (is_hdcp1(hdcp)) { |
57 | HDCP_DDC_READ_TRACE(hdcp, "BKSV" , hdcp->auth.msg.hdcp1.bksv, |
58 | sizeof(hdcp->auth.msg.hdcp1.bksv)); |
59 | HDCP_DDC_READ_TRACE(hdcp, "BCAPS" , &hdcp->auth.msg.hdcp1.bcaps, |
60 | sizeof(hdcp->auth.msg.hdcp1.bcaps)); |
61 | HDCP_DDC_READ_TRACE(hdcp, "BSTATUS" , |
62 | (uint8_t *)&hdcp->auth.msg.hdcp1.bstatus, |
63 | sizeof(hdcp->auth.msg.hdcp1.bstatus)); |
64 | HDCP_DDC_WRITE_TRACE(hdcp, "AN" , hdcp->auth.msg.hdcp1.an, |
65 | sizeof(hdcp->auth.msg.hdcp1.an)); |
66 | HDCP_DDC_WRITE_TRACE(hdcp, "AKSV" , hdcp->auth.msg.hdcp1.aksv, |
67 | sizeof(hdcp->auth.msg.hdcp1.aksv)); |
68 | HDCP_DDC_WRITE_TRACE(hdcp, "AINFO" , &hdcp->auth.msg.hdcp1.ainfo, |
69 | sizeof(hdcp->auth.msg.hdcp1.ainfo)); |
70 | HDCP_DDC_READ_TRACE(hdcp, "RI' / R0'" , |
71 | (uint8_t *)&hdcp->auth.msg.hdcp1.r0p, |
72 | sizeof(hdcp->auth.msg.hdcp1.r0p)); |
73 | HDCP_DDC_READ_TRACE(hdcp, "BINFO" , |
74 | (uint8_t *)&hdcp->auth.msg.hdcp1.binfo_dp, |
75 | sizeof(hdcp->auth.msg.hdcp1.binfo_dp)); |
76 | HDCP_DDC_READ_TRACE(hdcp, "KSVLIST" , hdcp->auth.msg.hdcp1.ksvlist, |
77 | hdcp->auth.msg.hdcp1.ksvlist_size); |
78 | HDCP_DDC_READ_TRACE(hdcp, "V'" , hdcp->auth.msg.hdcp1.vp, |
79 | sizeof(hdcp->auth.msg.hdcp1.vp)); |
80 | } else if (is_hdcp2(hdcp)) { |
81 | HDCP_DDC_READ_TRACE(hdcp, "HDCP2Version" , |
82 | &hdcp->auth.msg.hdcp2.hdcp2version_hdmi, |
83 | sizeof(hdcp->auth.msg.hdcp2.hdcp2version_hdmi)); |
84 | HDCP_DDC_READ_TRACE(hdcp, "Rx Caps" , hdcp->auth.msg.hdcp2.rxcaps_dp, |
85 | sizeof(hdcp->auth.msg.hdcp2.rxcaps_dp)); |
86 | HDCP_DDC_WRITE_TRACE(hdcp, "AKE Init" , hdcp->auth.msg.hdcp2.ake_init, |
87 | sizeof(hdcp->auth.msg.hdcp2.ake_init)); |
88 | HDCP_DDC_READ_TRACE(hdcp, "AKE Cert" , hdcp->auth.msg.hdcp2.ake_cert, |
89 | sizeof(hdcp->auth.msg.hdcp2.ake_cert)); |
90 | HDCP_DDC_WRITE_TRACE(hdcp, "Stored KM" , |
91 | hdcp->auth.msg.hdcp2.ake_stored_km, |
92 | sizeof(hdcp->auth.msg.hdcp2.ake_stored_km)); |
93 | HDCP_DDC_WRITE_TRACE(hdcp, "No Stored KM" , |
94 | hdcp->auth.msg.hdcp2.ake_no_stored_km, |
95 | sizeof(hdcp->auth.msg.hdcp2.ake_no_stored_km)); |
96 | HDCP_DDC_READ_TRACE(hdcp, "H'" , hdcp->auth.msg.hdcp2.ake_h_prime, |
97 | sizeof(hdcp->auth.msg.hdcp2.ake_h_prime)); |
98 | HDCP_DDC_READ_TRACE(hdcp, "Pairing Info" , |
99 | hdcp->auth.msg.hdcp2.ake_pairing_info, |
100 | sizeof(hdcp->auth.msg.hdcp2.ake_pairing_info)); |
101 | HDCP_DDC_WRITE_TRACE(hdcp, "LC Init" , hdcp->auth.msg.hdcp2.lc_init, |
102 | sizeof(hdcp->auth.msg.hdcp2.lc_init)); |
103 | HDCP_DDC_READ_TRACE(hdcp, "L'" , hdcp->auth.msg.hdcp2.lc_l_prime, |
104 | sizeof(hdcp->auth.msg.hdcp2.lc_l_prime)); |
105 | HDCP_DDC_WRITE_TRACE(hdcp, "Exchange KS" , hdcp->auth.msg.hdcp2.ske_eks, |
106 | sizeof(hdcp->auth.msg.hdcp2.ske_eks)); |
107 | HDCP_DDC_READ_TRACE(hdcp, "Rx Status" , |
108 | (uint8_t *)&hdcp->auth.msg.hdcp2.rxstatus, |
109 | sizeof(hdcp->auth.msg.hdcp2.rxstatus)); |
110 | HDCP_DDC_READ_TRACE(hdcp, "Rx Id List" , |
111 | hdcp->auth.msg.hdcp2.rx_id_list, |
112 | hdcp->auth.msg.hdcp2.rx_id_list_size); |
113 | HDCP_DDC_WRITE_TRACE(hdcp, "Rx Id List Ack" , |
114 | hdcp->auth.msg.hdcp2.repeater_auth_ack, |
115 | sizeof(hdcp->auth.msg.hdcp2.repeater_auth_ack)); |
116 | HDCP_DDC_WRITE_TRACE(hdcp, "Content Stream Management" , |
117 | hdcp->auth.msg.hdcp2.repeater_auth_stream_manage, |
118 | hdcp->auth.msg.hdcp2.stream_manage_size); |
119 | HDCP_DDC_READ_TRACE(hdcp, "Stream Ready" , |
120 | hdcp->auth.msg.hdcp2.repeater_auth_stream_ready, |
121 | sizeof(hdcp->auth.msg.hdcp2.repeater_auth_stream_ready)); |
122 | HDCP_DDC_WRITE_TRACE(hdcp, "Content Stream Type" , |
123 | hdcp->auth.msg.hdcp2.content_stream_type_dp, |
124 | sizeof(hdcp->auth.msg.hdcp2.content_stream_type_dp)); |
125 | } |
126 | } |
127 | |
128 | char *mod_hdcp_status_to_str(int32_t status) |
129 | { |
130 | switch (status) { |
131 | case MOD_HDCP_STATUS_SUCCESS: |
132 | return "MOD_HDCP_STATUS_SUCCESS" ; |
133 | case MOD_HDCP_STATUS_FAILURE: |
134 | return "MOD_HDCP_STATUS_FAILURE" ; |
135 | case MOD_HDCP_STATUS_RESET_NEEDED: |
136 | return "MOD_HDCP_STATUS_RESET_NEEDED" ; |
137 | case MOD_HDCP_STATUS_DISPLAY_OUT_OF_BOUND: |
138 | return "MOD_HDCP_STATUS_DISPLAY_OUT_OF_BOUND" ; |
139 | case MOD_HDCP_STATUS_DISPLAY_NOT_FOUND: |
140 | return "MOD_HDCP_STATUS_DISPLAY_NOT_FOUND" ; |
141 | case MOD_HDCP_STATUS_INVALID_STATE: |
142 | return "MOD_HDCP_STATUS_INVALID_STATE" ; |
143 | case MOD_HDCP_STATUS_NOT_IMPLEMENTED: |
144 | return "MOD_HDCP_STATUS_NOT_IMPLEMENTED" ; |
145 | case MOD_HDCP_STATUS_INTERNAL_POLICY_FAILURE: |
146 | return "MOD_HDCP_STATUS_INTERNAL_POLICY_FAILURE" ; |
147 | case MOD_HDCP_STATUS_UPDATE_TOPOLOGY_FAILURE: |
148 | return "MOD_HDCP_STATUS_UPDATE_TOPOLOGY_FAILURE" ; |
149 | case MOD_HDCP_STATUS_CREATE_PSP_SERVICE_FAILURE: |
150 | return "MOD_HDCP_STATUS_CREATE_PSP_SERVICE_FAILURE" ; |
151 | case MOD_HDCP_STATUS_DESTROY_PSP_SERVICE_FAILURE: |
152 | return "MOD_HDCP_STATUS_DESTROY_PSP_SERVICE_FAILURE" ; |
153 | case MOD_HDCP_STATUS_HDCP1_CREATE_SESSION_FAILURE: |
154 | return "MOD_HDCP_STATUS_HDCP1_CREATE_SESSION_FAILURE" ; |
155 | case MOD_HDCP_STATUS_HDCP1_DESTROY_SESSION_FAILURE: |
156 | return "MOD_HDCP_STATUS_HDCP1_DESTROY_SESSION_FAILURE" ; |
157 | case MOD_HDCP_STATUS_HDCP1_VALIDATE_ENCRYPTION_FAILURE: |
158 | return "MOD_HDCP_STATUS_HDCP1_VALIDATE_ENCRYPTION_FAILURE" ; |
159 | case MOD_HDCP_STATUS_HDCP1_NOT_HDCP_REPEATER: |
160 | return "MOD_HDCP_STATUS_HDCP1_NOT_HDCP_REPEATER" ; |
161 | case MOD_HDCP_STATUS_HDCP1_NOT_CAPABLE: |
162 | return "MOD_HDCP_STATUS_HDCP1_NOT_CAPABLE" ; |
163 | case MOD_HDCP_STATUS_HDCP1_R0_PRIME_PENDING: |
164 | return "MOD_HDCP_STATUS_HDCP1_R0_PRIME_PENDING" ; |
165 | case MOD_HDCP_STATUS_HDCP1_VALIDATE_RX_FAILURE: |
166 | return "MOD_HDCP_STATUS_HDCP1_VALIDATE_RX_FAILURE" ; |
167 | case MOD_HDCP_STATUS_HDCP1_BKSV_REVOKED: |
168 | return "MOD_HDCP_STATUS_HDCP1_BKSV_REVOKED" ; |
169 | case MOD_HDCP_STATUS_HDCP1_KSV_LIST_NOT_READY: |
170 | return "MOD_HDCP_STATUS_HDCP1_KSV_LIST_NOT_READY" ; |
171 | case MOD_HDCP_STATUS_HDCP1_VALIDATE_KSV_LIST_FAILURE: |
172 | return "MOD_HDCP_STATUS_HDCP1_VALIDATE_KSV_LIST_FAILURE" ; |
173 | case MOD_HDCP_STATUS_HDCP1_KSV_LIST_REVOKED: |
174 | return "MOD_HDCP_STATUS_HDCP1_KSV_LIST_REVOKED" ; |
175 | case MOD_HDCP_STATUS_HDCP1_ENABLE_ENCRYPTION_FAILURE: |
176 | return "MOD_HDCP_STATUS_HDCP1_ENABLE_ENCRYPTION_FAILURE" ; |
177 | case MOD_HDCP_STATUS_HDCP1_ENABLE_STREAM_ENCRYPTION_FAILURE: |
178 | return "MOD_HDCP_STATUS_HDCP1_ENABLE_STREAM_ENCRYPTION_FAILURE" ; |
179 | case MOD_HDCP_STATUS_HDCP1_MAX_CASCADE_EXCEEDED_FAILURE: |
180 | return "MOD_HDCP_STATUS_HDCP1_MAX_CASCADE_EXCEEDED_FAILURE" ; |
181 | case MOD_HDCP_STATUS_HDCP1_MAX_DEVS_EXCEEDED_FAILURE: |
182 | return "MOD_HDCP_STATUS_HDCP1_MAX_DEVS_EXCEEDED_FAILURE" ; |
183 | case MOD_HDCP_STATUS_HDCP1_DEVICE_COUNT_MISMATCH_FAILURE: |
184 | return "MOD_HDCP_STATUS_HDCP1_DEVICE_COUNT_MISMATCH_FAILURE" ; |
185 | case MOD_HDCP_STATUS_HDCP1_LINK_INTEGRITY_FAILURE: |
186 | return "MOD_HDCP_STATUS_HDCP1_LINK_INTEGRITY_FAILURE" ; |
187 | case MOD_HDCP_STATUS_HDCP1_REAUTH_REQUEST_ISSUED: |
188 | return "MOD_HDCP_STATUS_HDCP1_REAUTH_REQUEST_ISSUED" ; |
189 | case MOD_HDCP_STATUS_HDCP1_LINK_MAINTENANCE_FAILURE: |
190 | return "MOD_HDCP_STATUS_HDCP1_LINK_MAINTENANCE_FAILURE" ; |
191 | case MOD_HDCP_STATUS_HDCP1_INVALID_BKSV: |
192 | return "MOD_HDCP_STATUS_HDCP1_INVALID_BKSV" ; |
193 | case MOD_HDCP_STATUS_DDC_FAILURE: |
194 | return "MOD_HDCP_STATUS_DDC_FAILURE" ; |
195 | case MOD_HDCP_STATUS_INVALID_OPERATION: |
196 | return "MOD_HDCP_STATUS_INVALID_OPERATION" ; |
197 | case MOD_HDCP_STATUS_HDCP2_NOT_CAPABLE: |
198 | return "MOD_HDCP_STATUS_HDCP2_NOT_CAPABLE" ; |
199 | case MOD_HDCP_STATUS_HDCP2_CREATE_SESSION_FAILURE: |
200 | return "MOD_HDCP_STATUS_HDCP2_CREATE_SESSION_FAILURE" ; |
201 | case MOD_HDCP_STATUS_HDCP2_DESTROY_SESSION_FAILURE: |
202 | return "MOD_HDCP_STATUS_HDCP2_DESTROY_SESSION_FAILURE" ; |
203 | case MOD_HDCP_STATUS_HDCP2_PREP_AKE_INIT_FAILURE: |
204 | return "MOD_HDCP_STATUS_HDCP2_PREP_AKE_INIT_FAILURE" ; |
205 | case MOD_HDCP_STATUS_HDCP2_AKE_CERT_PENDING: |
206 | return "MOD_HDCP_STATUS_HDCP2_AKE_CERT_PENDING" ; |
207 | case MOD_HDCP_STATUS_HDCP2_H_PRIME_PENDING: |
208 | return "MOD_HDCP_STATUS_HDCP2_H_PRIME_PENDING" ; |
209 | case MOD_HDCP_STATUS_HDCP2_PAIRING_INFO_PENDING: |
210 | return "MOD_HDCP_STATUS_HDCP2_PAIRING_INFO_PENDING" ; |
211 | case MOD_HDCP_STATUS_HDCP2_VALIDATE_AKE_CERT_FAILURE: |
212 | return "MOD_HDCP_STATUS_HDCP2_VALIDATE_AKE_CERT_FAILURE" ; |
213 | case MOD_HDCP_STATUS_HDCP2_AKE_CERT_REVOKED: |
214 | return "MOD_HDCP_STATUS_HDCP2_AKE_CERT_REVOKED" ; |
215 | case MOD_HDCP_STATUS_HDCP2_VALIDATE_H_PRIME_FAILURE: |
216 | return "MOD_HDCP_STATUS_HDCP2_VALIDATE_H_PRIME_FAILURE" ; |
217 | case MOD_HDCP_STATUS_HDCP2_VALIDATE_PAIRING_INFO_FAILURE: |
218 | return "MOD_HDCP_STATUS_HDCP2_VALIDATE_PAIRING_INFO_FAILURE" ; |
219 | case MOD_HDCP_STATUS_HDCP2_PREP_LC_INIT_FAILURE: |
220 | return "MOD_HDCP_STATUS_HDCP2_PREP_LC_INIT_FAILURE" ; |
221 | case MOD_HDCP_STATUS_HDCP2_L_PRIME_PENDING: |
222 | return "MOD_HDCP_STATUS_HDCP2_L_PRIME_PENDING" ; |
223 | case MOD_HDCP_STATUS_HDCP2_VALIDATE_L_PRIME_FAILURE: |
224 | return "MOD_HDCP_STATUS_HDCP2_VALIDATE_L_PRIME_FAILURE" ; |
225 | case MOD_HDCP_STATUS_HDCP2_PREP_EKS_FAILURE: |
226 | return "MOD_HDCP_STATUS_HDCP2_PREP_EKS_FAILURE" ; |
227 | case MOD_HDCP_STATUS_HDCP2_ENABLE_ENCRYPTION_FAILURE: |
228 | return "MOD_HDCP_STATUS_HDCP2_ENABLE_ENCRYPTION_FAILURE" ; |
229 | case MOD_HDCP_STATUS_HDCP2_VALIDATE_RX_ID_LIST_FAILURE: |
230 | return "MOD_HDCP_STATUS_HDCP2_VALIDATE_RX_ID_LIST_FAILURE" ; |
231 | case MOD_HDCP_STATUS_HDCP2_RX_ID_LIST_REVOKED: |
232 | return "MOD_HDCP_STATUS_HDCP2_RX_ID_LIST_REVOKED" ; |
233 | case MOD_HDCP_STATUS_HDCP2_RX_ID_LIST_NOT_READY: |
234 | return "MOD_HDCP_STATUS_HDCP2_RX_ID_LIST_NOT_READY" ; |
235 | case MOD_HDCP_STATUS_HDCP2_ENABLE_STREAM_ENCRYPTION_FAILURE: |
236 | return "MOD_HDCP_STATUS_HDCP2_ENABLE_STREAM_ENCRYPTION_FAILURE" ; |
237 | case MOD_HDCP_STATUS_HDCP2_STREAM_READY_PENDING: |
238 | return "MOD_HDCP_STATUS_HDCP2_STREAM_READY_PENDING" ; |
239 | case MOD_HDCP_STATUS_HDCP2_VALIDATE_STREAM_READY_FAILURE: |
240 | return "MOD_HDCP_STATUS_HDCP2_VALIDATE_STREAM_READY_FAILURE" ; |
241 | case MOD_HDCP_STATUS_HDCP2_PREPARE_STREAM_MANAGEMENT_FAILURE: |
242 | return "MOD_HDCP_STATUS_HDCP2_PREPARE_STREAM_MANAGEMENT_FAILURE" ; |
243 | case MOD_HDCP_STATUS_HDCP2_REAUTH_REQUEST: |
244 | return "MOD_HDCP_STATUS_HDCP2_REAUTH_REQUEST" ; |
245 | case MOD_HDCP_STATUS_HDCP2_REAUTH_LINK_INTEGRITY_FAILURE: |
246 | return "MOD_HDCP_STATUS_HDCP2_REAUTH_LINK_INTEGRITY_FAILURE" ; |
247 | case MOD_HDCP_STATUS_HDCP2_DEVICE_COUNT_MISMATCH_FAILURE: |
248 | return "MOD_HDCP_STATUS_HDCP2_DEVICE_COUNT_MISMATCH_FAILURE" ; |
249 | case MOD_HDCP_STATUS_UNSUPPORTED_PSP_VER_FAILURE: |
250 | return "MOD_HDCP_STATUS_UNSUPPORTED_PSP_VER_FAILURE" ; |
251 | default: |
252 | return "MOD_HDCP_STATUS_UNKNOWN" ; |
253 | } |
254 | } |
255 | |
256 | char *mod_hdcp_state_id_to_str(int32_t id) |
257 | { |
258 | switch (id) { |
259 | case HDCP_UNINITIALIZED: |
260 | return "HDCP_UNINITIALIZED" ; |
261 | case HDCP_INITIALIZED: |
262 | return "HDCP_INITIALIZED" ; |
263 | case HDCP_CP_NOT_DESIRED: |
264 | return "HDCP_CP_NOT_DESIRED" ; |
265 | case H1_A0_WAIT_FOR_ACTIVE_RX: |
266 | return "H1_A0_WAIT_FOR_ACTIVE_RX" ; |
267 | case H1_A1_EXCHANGE_KSVS: |
268 | return "H1_A1_EXCHANGE_KSVS" ; |
269 | case H1_A2_COMPUTATIONS_A3_VALIDATE_RX_A6_TEST_FOR_REPEATER: |
270 | return "H1_A2_COMPUTATIONS_A3_VALIDATE_RX_A6_TEST_FOR_REPEATER" ; |
271 | case H1_A45_AUTHENTICATED: |
272 | return "H1_A45_AUTHENTICATED" ; |
273 | case H1_A8_WAIT_FOR_READY: |
274 | return "H1_A8_WAIT_FOR_READY" ; |
275 | case H1_A9_READ_KSV_LIST: |
276 | return "H1_A9_READ_KSV_LIST" ; |
277 | case D1_A0_DETERMINE_RX_HDCP_CAPABLE: |
278 | return "D1_A0_DETERMINE_RX_HDCP_CAPABLE" ; |
279 | case D1_A1_EXCHANGE_KSVS: |
280 | return "D1_A1_EXCHANGE_KSVS" ; |
281 | case D1_A23_WAIT_FOR_R0_PRIME: |
282 | return "D1_A23_WAIT_FOR_R0_PRIME" ; |
283 | case D1_A2_COMPUTATIONS_A3_VALIDATE_RX_A5_TEST_FOR_REPEATER: |
284 | return "D1_A2_COMPUTATIONS_A3_VALIDATE_RX_A5_TEST_FOR_REPEATER" ; |
285 | case D1_A4_AUTHENTICATED: |
286 | return "D1_A4_AUTHENTICATED" ; |
287 | case D1_A6_WAIT_FOR_READY: |
288 | return "D1_A6_WAIT_FOR_READY" ; |
289 | case D1_A7_READ_KSV_LIST: |
290 | return "D1_A7_READ_KSV_LIST" ; |
291 | case H2_A0_KNOWN_HDCP2_CAPABLE_RX: |
292 | return "H2_A0_KNOWN_HDCP2_CAPABLE_RX" ; |
293 | case H2_A1_SEND_AKE_INIT: |
294 | return "H2_A1_SEND_AKE_INIT" ; |
295 | case H2_A1_VALIDATE_AKE_CERT: |
296 | return "H2_A1_VALIDATE_AKE_CERT" ; |
297 | case H2_A1_SEND_NO_STORED_KM: |
298 | return "H2_A1_SEND_NO_STORED_KM" ; |
299 | case H2_A1_READ_H_PRIME: |
300 | return "H2_A1_READ_H_PRIME" ; |
301 | case H2_A1_READ_PAIRING_INFO_AND_VALIDATE_H_PRIME: |
302 | return "H2_A1_READ_PAIRING_INFO_AND_VALIDATE_H_PRIME" ; |
303 | case H2_A1_SEND_STORED_KM: |
304 | return "H2_A1_SEND_STORED_KM" ; |
305 | case H2_A1_VALIDATE_H_PRIME: |
306 | return "H2_A1_VALIDATE_H_PRIME" ; |
307 | case H2_A2_LOCALITY_CHECK: |
308 | return "H2_A2_LOCALITY_CHECK" ; |
309 | case H2_A3_EXCHANGE_KS_AND_TEST_FOR_REPEATER: |
310 | return "H2_A3_EXCHANGE_KS_AND_TEST_FOR_REPEATER" ; |
311 | case H2_ENABLE_ENCRYPTION: |
312 | return "H2_ENABLE_ENCRYPTION" ; |
313 | case H2_A5_AUTHENTICATED: |
314 | return "H2_A5_AUTHENTICATED" ; |
315 | case H2_A6_WAIT_FOR_RX_ID_LIST: |
316 | return "H2_A6_WAIT_FOR_RX_ID_LIST" ; |
317 | case H2_A78_VERIFY_RX_ID_LIST_AND_SEND_ACK: |
318 | return "H2_A78_VERIFY_RX_ID_LIST_AND_SEND_ACK" ; |
319 | case H2_A9_SEND_STREAM_MANAGEMENT: |
320 | return "H2_A9_SEND_STREAM_MANAGEMENT" ; |
321 | case H2_A9_VALIDATE_STREAM_READY: |
322 | return "H2_A9_VALIDATE_STREAM_READY" ; |
323 | case D2_A0_DETERMINE_RX_HDCP_CAPABLE: |
324 | return "D2_A0_DETERMINE_RX_HDCP_CAPABLE" ; |
325 | case D2_A1_SEND_AKE_INIT: |
326 | return "D2_A1_SEND_AKE_INIT" ; |
327 | case D2_A1_VALIDATE_AKE_CERT: |
328 | return "D2_A1_VALIDATE_AKE_CERT" ; |
329 | case D2_A1_SEND_NO_STORED_KM: |
330 | return "D2_A1_SEND_NO_STORED_KM" ; |
331 | case D2_A1_READ_H_PRIME: |
332 | return "D2_A1_READ_H_PRIME" ; |
333 | case D2_A1_READ_PAIRING_INFO_AND_VALIDATE_H_PRIME: |
334 | return "D2_A1_READ_PAIRING_INFO_AND_VALIDATE_H_PRIME" ; |
335 | case D2_A1_SEND_STORED_KM: |
336 | return "D2_A1_SEND_STORED_KM" ; |
337 | case D2_A1_VALIDATE_H_PRIME: |
338 | return "D2_A1_VALIDATE_H_PRIME" ; |
339 | case D2_A2_LOCALITY_CHECK: |
340 | return "D2_A2_LOCALITY_CHECK" ; |
341 | case D2_A34_EXCHANGE_KS_AND_TEST_FOR_REPEATER: |
342 | return "D2_A34_EXCHANGE_KS_AND_TEST_FOR_REPEATER" ; |
343 | case D2_SEND_CONTENT_STREAM_TYPE: |
344 | return "D2_SEND_CONTENT_STREAM_TYPE" ; |
345 | case D2_ENABLE_ENCRYPTION: |
346 | return "D2_ENABLE_ENCRYPTION" ; |
347 | case D2_A5_AUTHENTICATED: |
348 | return "D2_A5_AUTHENTICATED" ; |
349 | case D2_A6_WAIT_FOR_RX_ID_LIST: |
350 | return "D2_A6_WAIT_FOR_RX_ID_LIST" ; |
351 | case D2_A78_VERIFY_RX_ID_LIST_AND_SEND_ACK: |
352 | return "D2_A78_VERIFY_RX_ID_LIST_AND_SEND_ACK" ; |
353 | case D2_A9_SEND_STREAM_MANAGEMENT: |
354 | return "D2_A9_SEND_STREAM_MANAGEMENT" ; |
355 | case D2_A9_VALIDATE_STREAM_READY: |
356 | return "D2_A9_VALIDATE_STREAM_READY" ; |
357 | default: |
358 | return "UNKNOWN_STATE_ID" ; |
359 | } |
360 | } |
361 | |
362 | |