| 1 | #ifndef _LTT_FACILITY_USER_GENERIC_H_ |
| 2 | #define _LTT_FACILITY_USER_GENERIC_H_ |
| 3 | |
| 4 | #include <sys/types.h> |
| 5 | #include <ltt/ltt-facility-id-user_generic.h> |
| 6 | #include <ltt/ltt-generic.h> |
| 7 | |
| 8 | /* Named types */ |
| 9 | |
| 10 | /* Event string structures */ |
| 11 | static inline void lttng_write_string_user_generic_string_data( |
| 12 | void *buffer, |
| 13 | size_t *to_base, |
| 14 | size_t *to, |
| 15 | const void **from, |
| 16 | size_t *len, |
| 17 | const char * obj) |
| 18 | { |
| 19 | size_t size; |
| 20 | size_t align; |
| 21 | |
| 22 | /* Flush pending memcpy */ |
| 23 | if(*len != 0) { |
| 24 | if(buffer != NULL) |
| 25 | memcpy(buffer+*to_base+*to, *from, *len); |
| 26 | } |
| 27 | *to += *len; |
| 28 | *len = 0; |
| 29 | |
| 30 | align = sizeof(char); |
| 31 | |
| 32 | if(*len == 0) { |
| 33 | *to += ltt_align(*to, align); /* align output */ |
| 34 | } else { |
| 35 | *len += ltt_align(*to+*len, align); /* alignment, ok to do a memcpy of it */ |
| 36 | } |
| 37 | |
| 38 | /* Contains variable sized fields : must explode the structure */ |
| 39 | |
| 40 | size = strlen(obj) + 1; /* Include final NULL char. */ |
| 41 | if(buffer != NULL) |
| 42 | memcpy(buffer+*to_base+*to, obj, size); |
| 43 | *to += size; |
| 44 | |
| 45 | /* Realign the *to_base on arch size, set *to to 0 */ |
| 46 | *to += ltt_align(*to, sizeof(void *)); |
| 47 | *to_base = *to_base+*to; |
| 48 | *to = 0; |
| 49 | |
| 50 | /* Put source *from just after the C string */ |
| 51 | *from += size; |
| 52 | } |
| 53 | |
| 54 | |
| 55 | /* Event string logging function */ |
| 56 | static inline int trace_user_generic_string( |
| 57 | const char * lttng_param_data) |
| 58 | #ifndef LTT_TRACE |
| 59 | { |
| 60 | } |
| 61 | #else |
| 62 | { |
| 63 | int ret = 0; |
| 64 | void *buffer = NULL; |
| 65 | size_t real_to_base = 0; /* The buffer is allocated on arch_size alignment */ |
| 66 | size_t *to_base = &real_to_base; |
| 67 | size_t real_to = 0; |
| 68 | size_t *to = &real_to; |
| 69 | size_t real_len = 0; |
| 70 | size_t *len = &real_len; |
| 71 | size_t reserve_size; |
| 72 | size_t slot_size; |
| 73 | const void *real_from; |
| 74 | const void **from = &real_from; |
| 75 | /* For each field, calculate the field size. */ |
| 76 | /* size = *to_base + *to + *len */ |
| 77 | /* Assume that the padding for alignment starts at a |
| 78 | * sizeof(void *) address. */ |
| 79 | |
| 80 | *from = lttng_param_data; |
| 81 | lttng_write_string_user_generic_string_data(buffer, to_base, to, from, len, lttng_param_data); |
| 82 | |
| 83 | reserve_size = *to_base + *to + *len; |
| 84 | { |
| 85 | char stack_buffer[reserve_size]; |
| 86 | buffer = stack_buffer; |
| 87 | |
| 88 | *to_base = *to = *len = 0; |
| 89 | |
| 90 | *from = lttng_param_data; |
| 91 | lttng_write_string_user_generic_string_data(buffer, to_base, to, from, len, lttng_param_data); |
| 92 | |
| 93 | /* Flush pending memcpy */ |
| 94 | if(*len != 0) { |
| 95 | memcpy(buffer+*to_base+*to, *from, *len); |
| 96 | *to += *len; |
| 97 | *len = 0; |
| 98 | } |
| 99 | |
| 100 | ret = ltt_trace_generic(ltt_facility_user_generic_F583779E, event_user_generic_string, buffer, reserve_size, LTT_BLOCKING); |
| 101 | } |
| 102 | |
| 103 | return ret; |
| 104 | |
| 105 | } |
| 106 | #endif //LTT_TRACE |
| 107 | |
| 108 | /* Event string_pointer structures */ |
| 109 | static inline void lttng_write_string_user_generic_string_pointer_string( |
| 110 | void *buffer, |
| 111 | size_t *to_base, |
| 112 | size_t *to, |
| 113 | const void **from, |
| 114 | size_t *len, |
| 115 | const char * obj) |
| 116 | { |
| 117 | size_t size; |
| 118 | size_t align; |
| 119 | |
| 120 | /* Flush pending memcpy */ |
| 121 | if(*len != 0) { |
| 122 | if(buffer != NULL) |
| 123 | memcpy(buffer+*to_base+*to, *from, *len); |
| 124 | } |
| 125 | *to += *len; |
| 126 | *len = 0; |
| 127 | |
| 128 | align = sizeof(char); |
| 129 | |
| 130 | if(*len == 0) { |
| 131 | *to += ltt_align(*to, align); /* align output */ |
| 132 | } else { |
| 133 | *len += ltt_align(*to+*len, align); /* alignment, ok to do a memcpy of it */ |
| 134 | } |
| 135 | |
| 136 | /* Contains variable sized fields : must explode the structure */ |
| 137 | |
| 138 | size = strlen(obj) + 1; /* Include final NULL char. */ |
| 139 | if(buffer != NULL) |
| 140 | memcpy(buffer+*to_base+*to, obj, size); |
| 141 | *to += size; |
| 142 | |
| 143 | /* Realign the *to_base on arch size, set *to to 0 */ |
| 144 | *to += ltt_align(*to, sizeof(void *)); |
| 145 | *to_base = *to_base+*to; |
| 146 | *to = 0; |
| 147 | |
| 148 | /* Put source *from just after the C string */ |
| 149 | *from += size; |
| 150 | } |
| 151 | |
| 152 | |
| 153 | /* Event string_pointer logging function */ |
| 154 | static inline int trace_user_generic_string_pointer( |
| 155 | const char * lttng_param_string, |
| 156 | const void * lttng_param_pointer) |
| 157 | #ifndef LTT_TRACE |
| 158 | { |
| 159 | } |
| 160 | #else |
| 161 | { |
| 162 | int ret = 0; |
| 163 | void *buffer = NULL; |
| 164 | size_t real_to_base = 0; /* The buffer is allocated on arch_size alignment */ |
| 165 | size_t *to_base = &real_to_base; |
| 166 | size_t real_to = 0; |
| 167 | size_t *to = &real_to; |
| 168 | size_t real_len = 0; |
| 169 | size_t *len = &real_len; |
| 170 | size_t reserve_size; |
| 171 | size_t slot_size; |
| 172 | size_t align; |
| 173 | const void *real_from; |
| 174 | const void **from = &real_from; |
| 175 | /* For each field, calculate the field size. */ |
| 176 | /* size = *to_base + *to + *len */ |
| 177 | /* Assume that the padding for alignment starts at a |
| 178 | * sizeof(void *) address. */ |
| 179 | |
| 180 | *from = lttng_param_string; |
| 181 | lttng_write_string_user_generic_string_pointer_string(buffer, to_base, to, from, len, lttng_param_string); |
| 182 | |
| 183 | *from = <tng_param_pointer; |
| 184 | align = sizeof(const void *); |
| 185 | |
| 186 | if(*len == 0) { |
| 187 | *to += ltt_align(*to, align); /* align output */ |
| 188 | } else { |
| 189 | *len += ltt_align(*to+*len, align); /* alignment, ok to do a memcpy of it */ |
| 190 | } |
| 191 | |
| 192 | *len += sizeof(const void *); |
| 193 | |
| 194 | reserve_size = *to_base + *to + *len; |
| 195 | { |
| 196 | char stack_buffer[reserve_size]; |
| 197 | buffer = stack_buffer; |
| 198 | |
| 199 | *to_base = *to = *len = 0; |
| 200 | |
| 201 | *from = lttng_param_string; |
| 202 | lttng_write_string_user_generic_string_pointer_string(buffer, to_base, to, from, len, lttng_param_string); |
| 203 | |
| 204 | /* Flush pending memcpy */ |
| 205 | if(*len != 0) { |
| 206 | memcpy(buffer+*to_base+*to, *from, *len); |
| 207 | *to += *len; |
| 208 | *len = 0; |
| 209 | } |
| 210 | |
| 211 | *from = <tng_param_pointer; |
| 212 | align = sizeof(const void *); |
| 213 | |
| 214 | if(*len == 0) { |
| 215 | *to += ltt_align(*to, align); /* align output */ |
| 216 | } else { |
| 217 | *len += ltt_align(*to+*len, align); /* alignment, ok to do a memcpy of it */ |
| 218 | } |
| 219 | |
| 220 | *len += sizeof(const void *); |
| 221 | |
| 222 | /* Flush pending memcpy */ |
| 223 | if(*len != 0) { |
| 224 | memcpy(buffer+*to_base+*to, *from, *len); |
| 225 | *to += *len; |
| 226 | *len = 0; |
| 227 | } |
| 228 | |
| 229 | ret = ltt_trace_generic(ltt_facility_user_generic_F583779E, event_user_generic_string_pointer, buffer, reserve_size, LTT_BLOCKING); |
| 230 | } |
| 231 | |
| 232 | return ret; |
| 233 | |
| 234 | } |
| 235 | #endif //LTT_TRACE |
| 236 | |
| 237 | /* Event slow_printf structures */ |
| 238 | static inline void lttng_write_string_user_generic_slow_printf_string( |
| 239 | void *buffer, |
| 240 | size_t *to_base, |
| 241 | size_t *to, |
| 242 | const void **from, |
| 243 | size_t *len, |
| 244 | const char * obj) |
| 245 | { |
| 246 | size_t size; |
| 247 | size_t align; |
| 248 | |
| 249 | /* Flush pending memcpy */ |
| 250 | if(*len != 0) { |
| 251 | if(buffer != NULL) |
| 252 | memcpy(buffer+*to_base+*to, *from, *len); |
| 253 | } |
| 254 | *to += *len; |
| 255 | *len = 0; |
| 256 | |
| 257 | align = sizeof(char); |
| 258 | |
| 259 | if(*len == 0) { |
| 260 | *to += ltt_align(*to, align); /* align output */ |
| 261 | } else { |
| 262 | *len += ltt_align(*to+*len, align); /* alignment, ok to do a memcpy of it */ |
| 263 | } |
| 264 | |
| 265 | /* Contains variable sized fields : must explode the structure */ |
| 266 | |
| 267 | size = strlen(obj) + 1; /* Include final NULL char. */ |
| 268 | if(buffer != NULL) |
| 269 | memcpy(buffer+*to_base+*to, obj, size); |
| 270 | *to += size; |
| 271 | |
| 272 | /* Realign the *to_base on arch size, set *to to 0 */ |
| 273 | *to += ltt_align(*to, sizeof(void *)); |
| 274 | *to_base = *to_base+*to; |
| 275 | *to = 0; |
| 276 | |
| 277 | /* Put source *from just after the C string */ |
| 278 | *from += size; |
| 279 | } |
| 280 | |
| 281 | |
| 282 | /* Event slow_printf logging function */ |
| 283 | static inline int trace_user_generic_slow_printf_param_buffer( |
| 284 | void *buffer, |
| 285 | size_t reserve_size) |
| 286 | #ifndef LTT_TRACE |
| 287 | { |
| 288 | } |
| 289 | #else |
| 290 | { |
| 291 | int ret = 0; |
| 292 | reserve_size = ltt_align(reserve_size, sizeof(void *)); |
| 293 | { |
| 294 | ret = ltt_trace_generic(ltt_facility_user_generic_F583779E, event_user_generic_slow_printf, buffer, reserve_size, LTT_BLOCKING); |
| 295 | } |
| 296 | |
| 297 | return ret; |
| 298 | |
| 299 | } |
| 300 | #endif //LTT_TRACE |
| 301 | |
| 302 | /* Event function_entry structures */ |
| 303 | |
| 304 | /* Event function_entry logging function */ |
| 305 | static inline __attribute__((no_instrument_function)) int trace_user_generic_function_entry( |
| 306 | const void * lttng_param_this_fn, |
| 307 | const void * lttng_param_call_site) |
| 308 | #ifndef LTT_TRACE |
| 309 | { |
| 310 | } |
| 311 | #else |
| 312 | { |
| 313 | int ret = 0; |
| 314 | void *buffer = NULL; |
| 315 | size_t real_to_base = 0; /* The buffer is allocated on arch_size alignment */ |
| 316 | size_t *to_base = &real_to_base; |
| 317 | size_t real_to = 0; |
| 318 | size_t *to = &real_to; |
| 319 | size_t real_len = 0; |
| 320 | size_t *len = &real_len; |
| 321 | size_t reserve_size; |
| 322 | size_t slot_size; |
| 323 | size_t align; |
| 324 | const void *real_from; |
| 325 | const void **from = &real_from; |
| 326 | /* For each field, calculate the field size. */ |
| 327 | /* size = *to_base + *to + *len */ |
| 328 | /* Assume that the padding for alignment starts at a |
| 329 | * sizeof(void *) address. */ |
| 330 | |
| 331 | *from = <tng_param_this_fn; |
| 332 | align = sizeof(const void *); |
| 333 | |
| 334 | if(*len == 0) { |
| 335 | *to += ltt_align(*to, align); /* align output */ |
| 336 | } else { |
| 337 | *len += ltt_align(*to+*len, align); /* alignment, ok to do a memcpy of it */ |
| 338 | } |
| 339 | |
| 340 | *len += sizeof(const void *); |
| 341 | |
| 342 | *from = <tng_param_call_site; |
| 343 | align = sizeof(const void *); |
| 344 | |
| 345 | if(*len == 0) { |
| 346 | *to += ltt_align(*to, align); /* align output */ |
| 347 | } else { |
| 348 | *len += ltt_align(*to+*len, align); /* alignment, ok to do a memcpy of it */ |
| 349 | } |
| 350 | |
| 351 | *len += sizeof(const void *); |
| 352 | |
| 353 | reserve_size = *to_base + *to + *len; |
| 354 | { |
| 355 | char stack_buffer[reserve_size]; |
| 356 | buffer = stack_buffer; |
| 357 | |
| 358 | *to_base = *to = *len = 0; |
| 359 | |
| 360 | *from = <tng_param_this_fn; |
| 361 | align = sizeof(const void *); |
| 362 | |
| 363 | if(*len == 0) { |
| 364 | *to += ltt_align(*to, align); /* align output */ |
| 365 | } else { |
| 366 | *len += ltt_align(*to+*len, align); /* alignment, ok to do a memcpy of it */ |
| 367 | } |
| 368 | |
| 369 | *len += sizeof(const void *); |
| 370 | |
| 371 | /* Flush pending memcpy */ |
| 372 | if(*len != 0) { |
| 373 | memcpy(buffer+*to_base+*to, *from, *len); |
| 374 | *to += *len; |
| 375 | *len = 0; |
| 376 | } |
| 377 | |
| 378 | *from = <tng_param_call_site; |
| 379 | align = sizeof(const void *); |
| 380 | |
| 381 | if(*len == 0) { |
| 382 | *to += ltt_align(*to, align); /* align output */ |
| 383 | } else { |
| 384 | *len += ltt_align(*to+*len, align); /* alignment, ok to do a memcpy of it */ |
| 385 | } |
| 386 | |
| 387 | *len += sizeof(const void *); |
| 388 | |
| 389 | /* Flush pending memcpy */ |
| 390 | if(*len != 0) { |
| 391 | memcpy(buffer+*to_base+*to, *from, *len); |
| 392 | *to += *len; |
| 393 | *len = 0; |
| 394 | } |
| 395 | |
| 396 | ret = ltt_trace_generic(ltt_facility_user_generic_F583779E, event_user_generic_function_entry, buffer, reserve_size, LTT_BLOCKING); |
| 397 | } |
| 398 | |
| 399 | return ret; |
| 400 | |
| 401 | } |
| 402 | #endif //LTT_TRACE |
| 403 | |
| 404 | /* Event function_exit structures */ |
| 405 | |
| 406 | /* Event function_exit logging function */ |
| 407 | static inline __attribute__((no_instrument_function)) int trace_user_generic_function_exit( |
| 408 | const void * lttng_param_this_fn, |
| 409 | const void * lttng_param_call_site) |
| 410 | #ifndef LTT_TRACE |
| 411 | { |
| 412 | } |
| 413 | #else |
| 414 | { |
| 415 | int ret = 0; |
| 416 | void *buffer = NULL; |
| 417 | size_t real_to_base = 0; /* The buffer is allocated on arch_size alignment */ |
| 418 | size_t *to_base = &real_to_base; |
| 419 | size_t real_to = 0; |
| 420 | size_t *to = &real_to; |
| 421 | size_t real_len = 0; |
| 422 | size_t *len = &real_len; |
| 423 | size_t reserve_size; |
| 424 | size_t slot_size; |
| 425 | size_t align; |
| 426 | const void *real_from; |
| 427 | const void **from = &real_from; |
| 428 | /* For each field, calculate the field size. */ |
| 429 | /* size = *to_base + *to + *len */ |
| 430 | /* Assume that the padding for alignment starts at a |
| 431 | * sizeof(void *) address. */ |
| 432 | |
| 433 | *from = <tng_param_this_fn; |
| 434 | align = sizeof(const void *); |
| 435 | |
| 436 | if(*len == 0) { |
| 437 | *to += ltt_align(*to, align); /* align output */ |
| 438 | } else { |
| 439 | *len += ltt_align(*to+*len, align); /* alignment, ok to do a memcpy of it */ |
| 440 | } |
| 441 | |
| 442 | *len += sizeof(const void *); |
| 443 | |
| 444 | *from = <tng_param_call_site; |
| 445 | align = sizeof(const void *); |
| 446 | |
| 447 | if(*len == 0) { |
| 448 | *to += ltt_align(*to, align); /* align output */ |
| 449 | } else { |
| 450 | *len += ltt_align(*to+*len, align); /* alignment, ok to do a memcpy of it */ |
| 451 | } |
| 452 | |
| 453 | *len += sizeof(const void *); |
| 454 | |
| 455 | reserve_size = *to_base + *to + *len; |
| 456 | { |
| 457 | char stack_buffer[reserve_size]; |
| 458 | buffer = stack_buffer; |
| 459 | |
| 460 | *to_base = *to = *len = 0; |
| 461 | |
| 462 | *from = <tng_param_this_fn; |
| 463 | align = sizeof(const void *); |
| 464 | |
| 465 | if(*len == 0) { |
| 466 | *to += ltt_align(*to, align); /* align output */ |
| 467 | } else { |
| 468 | *len += ltt_align(*to+*len, align); /* alignment, ok to do a memcpy of it */ |
| 469 | } |
| 470 | |
| 471 | *len += sizeof(const void *); |
| 472 | |
| 473 | /* Flush pending memcpy */ |
| 474 | if(*len != 0) { |
| 475 | memcpy(buffer+*to_base+*to, *from, *len); |
| 476 | *to += *len; |
| 477 | *len = 0; |
| 478 | } |
| 479 | |
| 480 | *from = <tng_param_call_site; |
| 481 | align = sizeof(const void *); |
| 482 | |
| 483 | if(*len == 0) { |
| 484 | *to += ltt_align(*to, align); /* align output */ |
| 485 | } else { |
| 486 | *len += ltt_align(*to+*len, align); /* alignment, ok to do a memcpy of it */ |
| 487 | } |
| 488 | |
| 489 | *len += sizeof(const void *); |
| 490 | |
| 491 | /* Flush pending memcpy */ |
| 492 | if(*len != 0) { |
| 493 | memcpy(buffer+*to_base+*to, *from, *len); |
| 494 | *to += *len; |
| 495 | *len = 0; |
| 496 | } |
| 497 | |
| 498 | ret = ltt_trace_generic(ltt_facility_user_generic_F583779E, event_user_generic_function_exit, buffer, reserve_size, LTT_BLOCKING); |
| 499 | } |
| 500 | |
| 501 | return ret; |
| 502 | |
| 503 | } |
| 504 | #endif //LTT_TRACE |
| 505 | |
| 506 | #endif //_LTT_FACILITY_USER_GENERIC_H_ |