| 1 | /** |
| 2 | * Copyright © 2009 Red Hat, 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 (including the next |
| 12 | * paragraph) shall be included in all copies or substantial portions of the |
| 13 | * Software. |
| 14 | * |
| 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 18 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| 20 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
| 21 | * DEALINGS IN THE SOFTWARE. |
| 22 | */ |
| 23 | |
| 24 | #ifdef HAVE_DIX_CONFIG_H |
| 25 | #include <dix-config.h> |
| 26 | #endif |
| 27 | |
| 28 | /* |
| 29 | * Protocol testing for XIQueryVersion request and reply. |
| 30 | * |
| 31 | * Test approach: |
| 32 | * Wrap WriteToClient to intercept the server's reply. |
| 33 | * Repeatedly test a client/server version combination, compare version in |
| 34 | * reply with versions given. Version must be equal to either |
| 35 | * server version or client version, whichever is smaller. |
| 36 | * Client version less than 2 must return BadValue. |
| 37 | */ |
| 38 | |
| 39 | #include <stdint.h> |
| 40 | #include <X11/X.h> |
| 41 | #include <X11/Xproto.h> |
| 42 | #include <X11/extensions/XI2proto.h> |
| 43 | #include "inputstr.h" |
| 44 | #include "extinit.h" /* for XInputExtensionInit */ |
| 45 | #include "scrnintstr.h" |
| 46 | #include "xiqueryversion.h" |
| 47 | #include "protocol-common.h" |
| 48 | #include "exglobals.h" |
| 49 | |
| 50 | extern XExtensionVersion XIVersion; |
| 51 | |
| 52 | struct test_data { |
| 53 | int major_client; |
| 54 | int minor_client; |
| 55 | int major_server; |
| 56 | int minor_server; |
| 57 | int major_expected; |
| 58 | int minor_expected; |
| 59 | }; |
| 60 | |
| 61 | static void |
| 62 | reply_XIQueryVersion(ClientPtr client, int len, char *data, void *closure) |
| 63 | { |
| 64 | xXIQueryVersionReply *rep = (xXIQueryVersionReply *) data; |
| 65 | struct test_data *versions = (struct test_data *) closure; |
| 66 | unsigned int sver, cver, ver; |
| 67 | |
| 68 | if (client->swapped) { |
| 69 | swapl(&rep->length); |
| 70 | swaps(&rep->sequenceNumber); |
| 71 | swaps(&rep->major_version); |
| 72 | swaps(&rep->minor_version); |
| 73 | } |
| 74 | |
| 75 | reply_check_defaults(rep, len, XIQueryVersion); |
| 76 | |
| 77 | assert(rep->length == 0); |
| 78 | |
| 79 | sver = versions->major_server * 1000 + versions->minor_server; |
| 80 | cver = versions->major_client * 1000 + versions->minor_client; |
| 81 | ver = rep->major_version * 1000 + rep->minor_version; |
| 82 | |
| 83 | assert(ver >= 2000); |
| 84 | assert((sver > cver) ? ver == cver : ver == sver); |
| 85 | } |
| 86 | |
| 87 | static void |
| 88 | reply_XIQueryVersion_multiple(ClientPtr client, int len, char *data, void *closure) |
| 89 | { |
| 90 | xXIQueryVersionReply *rep = (xXIQueryVersionReply *) data; |
| 91 | struct test_data *versions = (struct test_data *) closure; |
| 92 | |
| 93 | reply_check_defaults(rep, len, XIQueryVersion); |
| 94 | assert(rep->length == 0); |
| 95 | |
| 96 | assert(versions->major_expected == rep->major_version); |
| 97 | assert(versions->minor_expected == rep->minor_version); |
| 98 | } |
| 99 | |
| 100 | /** |
| 101 | * Run a single test with server version smaj.smin and client |
| 102 | * version cmaj.cmin. Verify that return code is equal to 'error'. |
| 103 | * |
| 104 | * Test is run normal, then for a swapped client. |
| 105 | */ |
| 106 | static void |
| 107 | request_XIQueryVersion(int smaj, int smin, int cmaj, int cmin, int error) |
| 108 | { |
| 109 | int rc; |
| 110 | struct test_data versions; |
| 111 | xXIQueryVersionReq request; |
| 112 | ClientRec client; |
| 113 | |
| 114 | request_init(&request, XIQueryVersion); |
| 115 | client = init_client(request.length, &request); |
| 116 | userdata = (void *) &versions; |
| 117 | |
| 118 | /* Change the server to support smaj.smin */ |
| 119 | XIVersion.major_version = smaj; |
| 120 | XIVersion.minor_version = smin; |
| 121 | |
| 122 | /* remember versions we send and expect */ |
| 123 | versions.major_client = cmaj; |
| 124 | versions.minor_client = cmin; |
| 125 | versions.major_server = XIVersion.major_version; |
| 126 | versions.minor_server = XIVersion.minor_version; |
| 127 | |
| 128 | request.major_version = versions.major_client; |
| 129 | request.minor_version = versions.minor_client; |
| 130 | rc = ProcXIQueryVersion(&client); |
| 131 | assert(rc == error); |
| 132 | |
| 133 | client = init_client(request.length, &request); |
| 134 | client.swapped = TRUE; |
| 135 | |
| 136 | swaps(&request.length); |
| 137 | swaps(&request.major_version); |
| 138 | swaps(&request.minor_version); |
| 139 | |
| 140 | rc = SProcXIQueryVersion(&client); |
| 141 | assert(rc == error); |
| 142 | } |
| 143 | |
| 144 | /* Client version less than 2.0 must return BadValue, all other combinations |
| 145 | * Success */ |
| 146 | static void |
| 147 | test_XIQueryVersion(void) |
| 148 | { |
| 149 | reply_handler = reply_XIQueryVersion; |
| 150 | |
| 151 | printf("Server version 2.0 - client versions [1..3].0\n"); |
| 152 | /* some simple tests to catch common errors quickly */ |
| 153 | request_XIQueryVersion(2, 0, 1, 0, BadValue); |
| 154 | request_XIQueryVersion(2, 0, 2, 0, Success); |
| 155 | request_XIQueryVersion(2, 0, 3, 0, Success); |
| 156 | |
| 157 | printf("Server version 3.0 - client versions [1..3].0\n"); |
| 158 | request_XIQueryVersion(3, 0, 1, 0, BadValue); |
| 159 | request_XIQueryVersion(3, 0, 2, 0, Success); |
| 160 | request_XIQueryVersion(3, 0, 3, 0, Success); |
| 161 | |
| 162 | printf("Server version 2.0 - client versions [1..3].[1..3]\n"); |
| 163 | request_XIQueryVersion(2, 0, 1, 1, BadValue); |
| 164 | request_XIQueryVersion(2, 0, 2, 2, Success); |
| 165 | request_XIQueryVersion(2, 0, 3, 3, Success); |
| 166 | |
| 167 | printf("Server version 2.2 - client versions [1..3].0\n"); |
| 168 | request_XIQueryVersion(2, 2, 1, 0, BadValue); |
| 169 | request_XIQueryVersion(2, 2, 2, 0, Success); |
| 170 | request_XIQueryVersion(2, 2, 3, 0, Success); |
| 171 | |
| 172 | #if 0 |
| 173 | /* this one takes a while */ |
| 174 | unsigned int cmin, cmaj, smin, smaj; |
| 175 | |
| 176 | printf("Testing all combinations.\n"); |
| 177 | for (smaj = 2; smaj <= 0xFFFF; smaj++) |
| 178 | for (smin = 0; smin <= 0xFFFF; smin++) |
| 179 | for (cmin = 0; cmin <= 0xFFFF; cmin++) |
| 180 | for (cmaj = 0; cmaj <= 0xFFFF; cmaj++) { |
| 181 | int error = (cmaj < 2) ? BadValue : Success; |
| 182 | |
| 183 | request_XIQueryVersion(smaj, smin, cmaj, cmin, error); |
| 184 | } |
| 185 | |
| 186 | #endif |
| 187 | |
| 188 | reply_handler = NULL; |
| 189 | } |
| 190 | |
| 191 | |
| 192 | static void |
| 193 | test_XIQueryVersion_multiple(void) |
| 194 | { |
| 195 | xXIQueryVersionReq request; |
| 196 | ClientRec client; |
| 197 | XIClientPtr pXIClient; |
| 198 | struct test_data versions; |
| 199 | int rc; |
| 200 | |
| 201 | request_init(&request, XIQueryVersion); |
| 202 | client = init_client(request.length, &request); |
| 203 | |
| 204 | /* Change the server to support 2.2 */ |
| 205 | XIVersion.major_version = 2; |
| 206 | XIVersion.minor_version = 2; |
| 207 | |
| 208 | reply_handler = reply_XIQueryVersion_multiple; |
| 209 | userdata = (void *) &versions; |
| 210 | |
| 211 | /* run 1 */ |
| 212 | |
| 213 | /* client is lower than server, nonexpected */ |
| 214 | versions.major_expected = request.major_version = 2; |
| 215 | versions.minor_expected = request.minor_version = 1; |
| 216 | rc = ProcXIQueryVersion(&client); |
| 217 | assert(rc == Success); |
| 218 | |
| 219 | /* client is higher than server, no change */ |
| 220 | request.major_version = 2; |
| 221 | request.minor_version = 3; |
| 222 | rc = ProcXIQueryVersion(&client); |
| 223 | assert(rc == Success); |
| 224 | |
| 225 | /* client tries to set higher version, stays same */ |
| 226 | request.major_version = 2; |
| 227 | request.minor_version = 2; |
| 228 | rc = ProcXIQueryVersion(&client); |
| 229 | assert(rc == Success); |
| 230 | |
| 231 | /* client tries to set lower version, no change */ |
| 232 | request.major_version = 2; |
| 233 | request.minor_version = 0; |
| 234 | rc = ProcXIQueryVersion(&client); |
| 235 | assert(rc == BadValue); |
| 236 | |
| 237 | /* run 2 */ |
| 238 | client = init_client(request.length, &request); |
| 239 | XIVersion.major_version = 2; |
| 240 | XIVersion.minor_version = 3; |
| 241 | |
| 242 | versions.major_expected = request.major_version = 2; |
| 243 | versions.minor_expected = request.minor_version = 2; |
| 244 | rc = ProcXIQueryVersion(&client); |
| 245 | assert(rc == Success); |
| 246 | |
| 247 | /* client bumps version from 2.2 to 2.3 */ |
| 248 | request.major_version = 2; |
| 249 | versions.minor_expected = request.minor_version = 3; |
| 250 | rc = ProcXIQueryVersion(&client); |
| 251 | assert(rc == Success); |
| 252 | |
| 253 | /* real version is changed, too! */ |
| 254 | pXIClient = dixLookupPrivate(&client.devPrivates, XIClientPrivateKey); |
| 255 | assert(pXIClient->minor_version == 3); |
| 256 | |
| 257 | /* client tries to set lower version, no change */ |
| 258 | request.major_version = 2; |
| 259 | request.minor_version = 1; |
| 260 | rc = ProcXIQueryVersion(&client); |
| 261 | assert(rc == BadValue); |
| 262 | |
| 263 | /* run 3 */ |
| 264 | client = init_client(request.length, &request); |
| 265 | XIVersion.major_version = 2; |
| 266 | XIVersion.minor_version = 3; |
| 267 | |
| 268 | versions.major_expected = request.major_version = 2; |
| 269 | versions.minor_expected = request.minor_version = 3; |
| 270 | rc = ProcXIQueryVersion(&client); |
| 271 | assert(rc == Success); |
| 272 | |
| 273 | request.major_version = 2; |
| 274 | versions.minor_expected = request.minor_version = 2; |
| 275 | rc = ProcXIQueryVersion(&client); |
| 276 | assert(rc == Success); |
| 277 | |
| 278 | /* but real client version must not be lowered */ |
| 279 | pXIClient = dixLookupPrivate(&client.devPrivates, XIClientPrivateKey); |
| 280 | assert(pXIClient->minor_version == 3); |
| 281 | |
| 282 | request.major_version = 2; |
| 283 | request.minor_version = 1; |
| 284 | rc = ProcXIQueryVersion(&client); |
| 285 | assert(rc == BadValue); |
| 286 | } |
| 287 | |
| 288 | int |
| 289 | main(int argc, char **argv) |
| 290 | { |
| 291 | init_simple(); |
| 292 | |
| 293 | test_XIQueryVersion(); |
| 294 | test_XIQueryVersion_multiple(); |
| 295 | |
| 296 | return 0; |
| 297 | } |