160d4bdb |
1 | #include <stdio.h> |
2 | #include <fcntl.h> |
3 | #include <sys/stat.h> |
4 | #include <sys/types.h> |
5 | #include <linux/errno.h> |
6 | |
7 | #include <glib.h> |
8 | #include "LTTTypes.h" |
9 | #include "LinuxEvents.h" |
10 | |
11 | #define write_to_buffer(DEST, SRC, SIZE) \ |
12 | do\ |
13 | {\ |
14 | memcpy(DEST, SRC, SIZE);\ |
15 | DEST += SIZE;\ |
16 | } while(0); |
17 | |
18 | int readFile(int fd, void * buf, size_t size, char * mesg) |
19 | { |
20 | ssize_t nbBytes; |
21 | nbBytes = read(fd, buf, size); |
22 | if(nbBytes != size){ |
23 | printf("%s\n",mesg); |
24 | exit(1); |
25 | } |
26 | return 0; |
27 | } |
28 | |
29 | void getDataEndianType(char * size, char * endian) |
30 | { |
31 | int i = 1; |
32 | char c = (char) i; |
33 | int sizeInt=sizeof(int), sizeLong=sizeof(long), sizePointer=sizeof(void *); |
34 | |
35 | if(c == 1) strcpy(endian,"LITTLE_ENDIAN"); |
36 | else strcpy(endian, "BIG_ENDIAN"); |
37 | |
38 | if(sizeInt == 2 && sizeLong == 4 && sizePointer == 4) |
39 | strcpy(size,"LP32"); |
40 | else if(sizeInt == 4 && sizeLong == 4 && sizePointer == 4) |
41 | strcpy(size,"ILP32"); |
42 | else if(sizeInt == 4 && sizeLong == 8 && sizePointer == 8) |
43 | strcpy(size,"LP64"); |
44 | else if(sizeInt == 8 && sizeLong == 8 && sizePointer == 8) |
45 | strcpy(size,"ILP64"); |
46 | else strcpy(size,"UNKNOWN"); |
47 | } |
48 | |
49 | #define BUFFER_SIZE 80 |
50 | |
51 | typedef struct _buffer_start{ |
52 | uint32_t seconds; |
53 | uint32_t nanoseconds; |
54 | uint64_t cycle_count; |
55 | uint32_t block_id; |
56 | } __attribute__ ((packed)) buffer_start; |
57 | |
58 | typedef struct _heartbeat{ |
59 | uint32_t seconds; |
60 | uint32_t nanoseconds; |
61 | uint64_t cycle_count; |
62 | } __attribute__ ((packed)) heartbeat; |
63 | |
64 | |
65 | int main(int argc, char ** argv){ |
66 | |
67 | int fd, *fdCpu; |
68 | FILE * fp; |
69 | int fdFac, fdIntr, fdProc; |
70 | char arch_size[BUFFER_SIZE]; |
71 | char endian[BUFFER_SIZE]; |
72 | char node_name[BUFFER_SIZE]; |
73 | char domainname[BUFFER_SIZE]; |
74 | char kernel_name[BUFFER_SIZE]; |
75 | char kernel_release[BUFFER_SIZE]; |
76 | char kernel_version[BUFFER_SIZE]; |
77 | char machine[BUFFER_SIZE]; |
78 | char processor[BUFFER_SIZE]; |
79 | char hardware_platform[BUFFER_SIZE]; |
80 | char operating_system[BUFFER_SIZE]; |
81 | int cpu; |
82 | int ltt_block_size; |
83 | int ltt_major_version; |
84 | int ltt_minor_version; |
85 | int ltt_log_cpu; |
86 | char buf[BUFFER_SIZE]; |
87 | int i,j; |
88 | |
89 | uint8_t cpu_id; |
90 | |
91 | char foo[4*BUFFER_SIZE]; |
92 | char foo_eventdefs[4*BUFFER_SIZE]; |
93 | char foo_control[4*BUFFER_SIZE]; |
94 | char foo_cpu[4*BUFFER_SIZE]; |
95 | char foo_info[4*BUFFER_SIZE]; |
96 | |
97 | char foo_control_facilities[4*BUFFER_SIZE]; |
98 | char foo_control_processes[4*BUFFER_SIZE]; |
99 | char foo_control_interrupts[4*BUFFER_SIZE]; |
100 | char foo_info_system[4*BUFFER_SIZE]; |
101 | |
102 | struct stat lTDFStat; |
103 | off_t file_size; |
104 | int block_number, block_size; |
105 | char * buffer, **buf_out, cpuStr[4*BUFFER_SIZE]; |
106 | char * buf_fac, * buf_intr, * buf_proc; |
107 | void ** write_pos, *write_pos_fac, * write_pos_intr, *write_pos_proc; |
108 | trace_start *tStart; |
109 | trace_buffer_start *tBufStart; |
110 | trace_buffer_end *tBufEnd; |
111 | trace_file_system * tFileSys; |
112 | uint16_t newId, startId; |
113 | uint8_t evId; |
114 | uint32_t time_delta, startTimeDelta; |
115 | void * cur_pos, *end_pos; |
116 | buffer_start start; |
117 | buffer_start end; |
118 | heartbeat beat; |
119 | int beat_count = 0; |
120 | gboolean * has_event; |
121 | uint32_t size_lost; |
122 | int reserve_size = sizeof(buffer_start) + sizeof(uint16_t) + 2*sizeof(uint32_t);//lost_size and buffer_end event |
123 | |
124 | if(argc != 3 && argc != 4){ |
125 | printf("need a trace file and cpu number or root directory for the new tracefile\n"); |
126 | exit(1); |
127 | } |
128 | |
129 | if(argc == 3){ |
130 | strcpy(foo, "foo"); |
131 | strcpy(foo_eventdefs, "foo/eventdefs"); |
132 | strcpy(foo_control, "foo/control"); |
133 | strcpy(foo_cpu, "foo/cpu"); |
134 | strcpy(foo_info, "foo/info"); |
135 | }else{ |
136 | strcpy(foo, argv[3]); |
137 | strcpy(foo_eventdefs, argv[3]); |
138 | strcat(foo_eventdefs,"/eventdefs"); |
139 | strcpy(foo_control, argv[3]); |
140 | strcat(foo_control,"/control"); |
141 | strcpy(foo_cpu, argv[3]); |
142 | strcat(foo_cpu,"/cpu"); |
143 | strcpy(foo_info, argv[3]); |
144 | strcat(foo_info,"/info"); |
145 | } |
146 | strcpy(foo_control_facilities, foo_control); |
147 | strcat(foo_control_facilities,"/facilities"); |
148 | strcpy(foo_control_processes, foo_control); |
149 | strcat(foo_control_processes, "/processes"); |
150 | strcpy(foo_control_interrupts, foo_control); |
151 | strcat(foo_control_interrupts, "/interrupts"); |
152 | strcpy(foo_info_system, foo_info); |
153 | strcat(foo_info_system, "/system.xml"); |
154 | |
155 | cpu = atoi(argv[2]); |
156 | printf("cpu number = %d\n", cpu); |
157 | |
158 | |
159 | getDataEndianType(arch_size, endian); |
160 | printf("Arch_size: %s, Endian: %s\n", arch_size, endian); |
161 | |
162 | fp = fopen("sysInfo.out","r"); |
163 | if(!fp){ |
164 | g_error("Unable to open file sysInfo.out\n"); |
165 | } |
166 | |
167 | for(i=0;i<9;i++){ |
168 | if(!fgets(buf,BUFFER_SIZE-1,fp)) |
169 | g_error("The format of sysInfo.out is not right\n"); |
170 | if(strncmp(buf,"node_name=",10)==0){ |
171 | strcpy(node_name,&buf[10]); |
172 | node_name[strlen(node_name)-1] = '\0'; |
173 | }else if(strncmp(buf,"domainname=",11)==0){ |
174 | strcpy(domainname,&buf[11]); |
175 | domainname[strlen(domainname)-1] = '\0'; |
176 | }else if(strncmp(buf,"kernel_name=",12)==0){ |
177 | strcpy(kernel_name,&buf[12]); |
178 | kernel_name[strlen(kernel_name)-1] = '\0'; |
179 | }else if(strncmp(buf,"kernel_release=",15)==0){ |
180 | strcpy(kernel_release,&buf[15]); |
181 | kernel_release[strlen(kernel_release)-1] = '\0'; |
182 | }else if(strncmp(buf,"kernel_version=",15)==0){ |
183 | strcpy(kernel_version,&buf[15]); |
184 | kernel_version[strlen(kernel_version)-1] = '\0'; |
185 | }else if(strncmp(buf,"machine=",8)==0){ |
186 | strcpy(machine,&buf[8]); |
187 | machine[strlen(machine)-1] = '\0'; |
188 | }else if(strncmp(buf,"processor=",10)==0){ |
189 | strcpy(processor,&buf[10]); |
190 | processor[strlen(processor)-1] = '\0'; |
191 | }else if(strncmp(buf,"hardware_platform=",18)==0){ |
192 | strcpy(hardware_platform,&buf[18]); |
193 | hardware_platform[strlen(hardware_platform)-1] = '\0'; |
194 | }else if(strncmp(buf,"operating_system=",17)==0){ |
195 | strcpy(operating_system,&buf[17]); |
196 | operating_system[strlen(operating_system)-1] = '\0'; |
197 | } |
198 | } |
199 | fclose(fp); |
200 | |
201 | if(mkdir(foo, S_IFDIR | S_IRWXU | S_IRGRP | S_IROTH)) |
202 | g_error("can not make %s directory", foo); |
203 | if(mkdir(foo_info, S_IFDIR | S_IRWXU | S_IRGRP | S_IROTH)) |
204 | g_error("can not make %s directory", foo_info); |
205 | if(mkdir(foo_cpu, S_IFDIR | S_IRWXU | S_IRGRP | S_IROTH)) |
206 | g_error("can not make %s directory", foo_cpu); |
207 | if(mkdir(foo_control, S_IFDIR | S_IRWXU | S_IRGRP | S_IROTH)) |
208 | g_error("can not make %s directory", foo_control); |
209 | if(mkdir(foo_eventdefs, S_IFDIR | S_IRWXU | S_IRGRP | S_IROTH)) |
210 | g_error("can not make %s directory", foo_eventdefs); |
211 | |
212 | fp = fopen(foo_info_system,"w"); |
213 | if(!fp){ |
214 | g_error("Unable to open file system.xml\n"); |
215 | } |
216 | |
217 | fd = open(argv[1], O_RDONLY, 0); |
218 | if(fd < 0){ |
219 | g_error("Unable to open input data file %s\n", argv[1]); |
220 | } |
221 | |
222 | fdFac = open(foo_control_facilities,O_CREAT | O_RDWR | O_TRUNC,S_IRUSR |S_IWUSR | S_IRGRP | S_IROTH); |
223 | if(fdFac < 0){ |
224 | g_error("Unable to open file facilities\n"); |
225 | } |
226 | fdIntr = open(foo_control_interrupts,O_CREAT | O_RDWR | O_TRUNC,S_IRUSR |S_IWUSR | S_IRGRP | S_IROTH); |
227 | if(fdIntr<0){ |
228 | g_error("Unable to open file interrupts\n"); |
229 | } |
230 | fdProc = open(foo_control_processes,O_CREAT | O_RDWR | O_TRUNC,S_IRUSR |S_IWUSR | S_IRGRP | S_IROTH); |
231 | if(fdIntr<0){ |
232 | g_error("Unable to open file process\n"); |
233 | } |
234 | |
235 | |
236 | |
237 | if(fstat(fd, &lTDFStat) < 0){ |
238 | g_error("Unable to get the status of the input data file\n"); |
239 | } |
240 | file_size = lTDFStat.st_size; |
241 | |
242 | buffer = g_new(char, 4000); |
243 | readFile(fd,(void*)buffer, 3500, "Unable to read block header"); |
244 | |
245 | cur_pos= buffer; |
246 | evId = *(uint8_t *)cur_pos; |
247 | cur_pos += sizeof(uint8_t); |
248 | newId = evId; |
249 | time_delta = *(uint32_t*)cur_pos; |
250 | cur_pos += sizeof(uint32_t); |
251 | tBufStart = (trace_buffer_start*)cur_pos; |
252 | cur_pos += sizeof(trace_buffer_start); |
253 | cur_pos += sizeof(uint16_t); //Skip event size |
254 | |
255 | evId = *(uint8_t *)cur_pos; |
256 | cur_pos += sizeof(uint8_t); |
257 | cur_pos += sizeof(uint32_t); |
258 | tStart = (trace_start*)cur_pos; |
259 | |
260 | startId = newId; |
261 | startTimeDelta = time_delta; |
262 | start.seconds = tBufStart->Time.tv_sec; |
263 | start.nanoseconds = tBufStart->Time.tv_usec; |
264 | start.cycle_count = tBufStart->TSC; |
265 | start.block_id = tBufStart->ID; |
266 | end.block_id = start.block_id; |
267 | |
268 | ltt_major_version = tStart->MajorVersion; |
269 | ltt_minor_version = tStart->MinorVersion; |
270 | ltt_block_size = tStart->BufferSize; |
271 | ltt_log_cpu = tStart->LogCPUID; |
272 | |
273 | block_size = ltt_block_size; |
274 | block_number = file_size/block_size; |
275 | |
276 | g_free(buffer); |
277 | buffer = g_new(char, block_size); |
278 | buf_fac = g_new(char, block_size); |
279 | write_pos_fac = buf_fac; |
280 | buf_intr = g_new(char, block_size); |
281 | write_pos_intr = buf_intr; |
282 | buf_proc = g_new(char, block_size); |
283 | write_pos_proc = buf_proc; |
284 | |
285 | buf_out = g_new(char*,cpu); |
286 | write_pos = g_new(void*, cpu); |
287 | fdCpu = g_new(int, cpu); |
288 | has_event = g_new(gboolean, cpu); |
289 | for(i=0;i<cpu;i++){ |
290 | has_event[i] = FALSE; |
291 | if(i==0)has_event[i] = TRUE; |
292 | buf_out[i] = g_new(char, block_size); |
293 | write_pos[i] = NULL;; |
294 | sprintf(cpuStr,"%s/%d\0",foo_cpu,i); |
295 | fdCpu[i] = open(cpuStr, O_CREAT | O_RDWR | O_TRUNC,S_IRUSR |S_IWUSR | S_IRGRP | S_IROTH); //for cpu i |
296 | if(fdCpu[i] < 0) g_error("Unable to open cpu file %d\n", i); |
297 | } |
298 | lseek(fd,0,SEEK_SET); |
299 | |
300 | |
301 | for(i=0;i<block_number;i++){ |
302 | int event_count = 0; |
303 | beat_count = 0; |
304 | |
305 | for(j=1;j<cpu;j++)has_event[j] = FALSE; |
306 | for(j=0;j<cpu;j++){ |
307 | memset((void*)buf_out[j], 0, block_size); |
308 | write_pos[j] = buf_out[j]; |
309 | } |
310 | memset((void*)buf_intr, 0, block_size); |
311 | memset((void*)buf_fac, 0, block_size); |
312 | memset((void*)buf_proc, 0, block_size); |
313 | write_pos_intr = buf_intr; |
314 | write_pos_fac = buf_fac; |
315 | write_pos_proc = buf_proc; |
316 | |
317 | memset((void*)buffer,0,block_size); |
318 | readFile(fd,(void*)buffer, block_size, "Unable to read block header"); |
319 | |
320 | cur_pos= buffer; |
321 | evId = *(uint8_t *)cur_pos; |
322 | cur_pos += sizeof(uint8_t); |
323 | newId = evId; |
324 | time_delta = *(uint32_t*)cur_pos; |
325 | cur_pos += sizeof(uint32_t); |
326 | tBufStart = (trace_buffer_start*)cur_pos; |
327 | cur_pos += sizeof(trace_buffer_start); |
328 | cur_pos += sizeof(uint16_t); //Skip event size |
329 | |
330 | startId = newId; |
331 | startTimeDelta = time_delta; |
332 | start.seconds = tBufStart->Time.tv_sec; |
333 | start.nanoseconds = tBufStart->Time.tv_usec; |
334 | start.cycle_count = tBufStart->TSC; |
335 | start.block_id = tBufStart->ID; |
336 | end.block_id = start.block_id; |
337 | |
338 | end_pos = buffer + block_size; //end of the buffer |
339 | size_lost = *(uint32_t*)(end_pos - sizeof(uint32_t)); |
340 | |
341 | end_pos = buffer + block_size - size_lost ; //buffer_end event |
342 | if(ltt_log_cpu){ |
343 | tBufEnd = (trace_buffer_end*)(end_pos + 2 * sizeof(uint8_t)+sizeof(uint32_t)); |
344 | }else{ |
345 | tBufEnd = (trace_buffer_end*)(end_pos+sizeof(uint8_t)+sizeof(uint32_t)); |
346 | } |
347 | end.seconds = tBufEnd->Time.tv_sec; |
348 | end.nanoseconds = tBufEnd->Time.tv_usec; |
349 | end.cycle_count = tBufEnd->TSC; |
350 | |
351 | //skip buffer start and trace start events |
352 | if(i==0) //the first block |
353 | cur_pos = buffer + sizeof(trace_buffer_start) + sizeof(trace_start) + 2*(sizeof(uint8_t)+sizeof(uint16_t)+sizeof(uint32_t)); |
354 | else //other blocks |
355 | cur_pos = buffer + sizeof(trace_buffer_start) + sizeof(uint8_t)+sizeof(uint16_t)+sizeof(uint32_t); |
356 | |
357 | //for cpu 0, always make records |
358 | write_to_buffer(write_pos[0],(void*)&startId, sizeof(uint16_t)); |
359 | write_to_buffer(write_pos[0],(void*)&startTimeDelta, sizeof(uint32_t)); |
360 | write_to_buffer(write_pos[0],(void*)&start, sizeof(buffer_start)); |
361 | |
362 | //write start block event into processes and interrupts files |
363 | write_to_buffer(write_pos_intr,(void*)&startId, sizeof(uint16_t)); |
364 | write_to_buffer(write_pos_intr,(void*)&startTimeDelta, sizeof(uint32_t)); |
365 | write_to_buffer(write_pos_intr,(void*)&start, sizeof(buffer_start)); |
366 | write_to_buffer(write_pos_proc,(void*)&startId, sizeof(uint16_t)); |
367 | write_to_buffer(write_pos_proc,(void*)&startTimeDelta, sizeof(uint32_t)); |
368 | write_to_buffer(write_pos_proc,(void*)&start, sizeof(buffer_start)); |
369 | |
370 | while(1){ |
371 | int event_size; |
372 | uint64_t timeDelta; |
373 | uint8_t subId; |
374 | |
375 | if(ltt_log_cpu){ |
376 | cpu_id = *(uint8_t*)cur_pos; |
377 | cur_pos += sizeof(uint8_t); |
378 | if(cpu_id != 0 && has_event[cpu_id] == FALSE){ |
379 | has_event[cpu_id] = TRUE; |
380 | write_to_buffer(write_pos[cpu_id],(void*)&startId,sizeof(uint16_t)); |
381 | write_to_buffer(write_pos[cpu_id],(void*)&startTimeDelta, sizeof(uint32_t)); |
382 | write_to_buffer(write_pos[cpu_id],(void*)&start, sizeof(buffer_start)); |
383 | } |
384 | } |
385 | evId = *(uint8_t *)cur_pos; |
386 | newId = evId; |
dd272646 |
387 | if(evId == TRACE_HEARTBEAT) { |
388 | newId = 19; |
389 | } |
160d4bdb |
390 | cur_pos += sizeof(uint8_t); |
391 | time_delta = *(uint32_t*)cur_pos; |
392 | cur_pos += sizeof(uint32_t); |
393 | |
394 | if(ltt_log_cpu){ |
395 | write_to_buffer(write_pos[cpu_id],(void*)&newId,sizeof(uint16_t)); |
396 | write_to_buffer(write_pos[cpu_id],(void*)&time_delta, sizeof(uint32_t)); |
397 | }else{ |
398 | write_to_buffer(write_pos[0],(void*)&newId,sizeof(uint16_t)); |
399 | write_to_buffer(write_pos[0],(void*)&time_delta, sizeof(uint32_t)); |
400 | } |
401 | |
402 | if(evId == TRACE_BUFFER_END){ |
403 | if(ltt_log_cpu){ |
404 | int size, i; |
405 | if(has_event[i]) |
406 | write_to_buffer(write_pos[cpu_id],(void*)&end,sizeof(buffer_start)); |
407 | for(i=0;i<cpu;i++){ |
408 | if(has_event[i]){ |
409 | size = block_size + ((void*)buf_out[i] - write_pos[i])+ sizeof(uint16_t) + sizeof(uint32_t); |
410 | write_pos[i] = buf_out[i] + block_size - sizeof(uint32_t); |
411 | write_to_buffer(write_pos[i],(void*)&size, sizeof(uint32_t)); |
412 | write(fdCpu[i],(void*)buf_out[i], block_size); |
413 | } |
414 | } |
415 | }else { |
416 | int size = block_size + ((void*)buf_out[0] - write_pos[0])+ sizeof(uint16_t) + sizeof(uint32_t); |
417 | write_to_buffer(write_pos[0],(void*)&end,sizeof(buffer_start)); |
418 | write_pos[0] = buf_out[0] + block_size - sizeof(uint32_t); |
419 | write_to_buffer(write_pos[0],(void*)&size, sizeof(uint32_t)); |
420 | write(fdCpu[0],(void*)buf_out[0], block_size); |
421 | } |
422 | |
423 | //write out processes and intrrupts files |
424 | { |
425 | int size_intr =(int) (write_pos_intr - (void*)buf_intr); |
426 | int size_proc =(int) (write_pos_proc - (void*)buf_proc); |
427 | write_to_buffer(write_pos_intr,(void*)&end,sizeof(buffer_start)); |
428 | write_to_buffer(write_pos_proc,(void*)&end,sizeof(buffer_start)); |
429 | write_pos_intr = buf_intr + block_size - sizeof(uint32_t); |
430 | write_pos_proc = buf_intr + block_size - sizeof(uint32_t); |
431 | write_to_buffer(write_pos_intr,(void*)&size_intr, sizeof(uint32_t)); |
432 | write_to_buffer(write_pos_proc,(void*)&size_proc, sizeof(uint32_t)); |
433 | write(fdIntr,(void*)buf_intr,block_size); |
434 | write(fdProc,(void*)buf_proc,block_size); |
435 | } |
436 | break; |
437 | } |
438 | |
439 | event_count++; |
440 | switch(evId){ |
441 | case TRACE_SYSCALL_ENTRY: |
442 | event_size = sizeof(trace_syscall_entry); |
443 | break; |
444 | case TRACE_SYSCALL_EXIT: |
445 | event_size = 0; |
446 | break; |
447 | case TRACE_TRAP_ENTRY: |
448 | event_size = sizeof(trace_trap_entry); |
449 | break; |
450 | case TRACE_TRAP_EXIT: |
451 | event_size = 0; |
452 | break; |
453 | case TRACE_IRQ_ENTRY: |
454 | event_size = sizeof(trace_irq_entry); |
455 | timeDelta = time_delta; |
456 | write_to_buffer(write_pos_intr,(void*)&newId, sizeof(uint16_t)); |
457 | write_to_buffer(write_pos_intr,(void*)&timeDelta, sizeof(uint64_t)); |
458 | write_to_buffer(write_pos_intr,cur_pos, event_size); |
459 | break; |
460 | case TRACE_IRQ_EXIT: |
461 | event_size = 0; |
462 | timeDelta = time_delta; |
463 | write_to_buffer(write_pos_intr,(void*)&newId, sizeof(uint16_t)); |
464 | write_to_buffer(write_pos_intr,(void*)&timeDelta, sizeof(uint64_t)); |
465 | break; |
466 | case TRACE_SCHEDCHANGE: |
467 | event_size = sizeof(trace_schedchange); |
468 | break; |
469 | case TRACE_KERNEL_TIMER: |
470 | event_size = 0; |
471 | break; |
472 | case TRACE_SOFT_IRQ: |
473 | event_size = sizeof(trace_soft_irq); |
474 | timeDelta = time_delta; |
475 | write_to_buffer(write_pos_intr,(void*)&newId, sizeof(uint16_t)); |
476 | write_to_buffer(write_pos_intr,(void*)&timeDelta, sizeof(uint64_t)); |
477 | write_to_buffer(write_pos_intr,cur_pos, event_size); |
478 | break; |
479 | case TRACE_PROCESS: |
480 | event_size = sizeof(trace_process); |
481 | timeDelta = time_delta; |
482 | subId = *(uint8_t*)cur_pos; |
483 | if(subId == TRACE_PROCESS_FORK || subId ==TRACE_PROCESS_EXIT){ |
484 | write_to_buffer(write_pos_proc,(void*)&newId, sizeof(uint16_t)); |
485 | write_to_buffer(write_pos_proc,(void*)&timeDelta, sizeof(uint64_t)); |
486 | write_to_buffer(write_pos_proc,cur_pos, event_size); |
487 | } |
488 | break; |
489 | case TRACE_FILE_SYSTEM: |
490 | event_size = sizeof(trace_file_system)- sizeof(char*); |
491 | break; |
492 | case TRACE_TIMER: |
493 | event_size = sizeof(trace_timer); |
494 | break; |
495 | case TRACE_MEMORY: |
496 | event_size = sizeof(trace_memory); |
497 | break; |
498 | case TRACE_SOCKET: |
499 | event_size = sizeof(trace_socket); |
500 | break; |
501 | case TRACE_IPC: |
502 | event_size = sizeof(trace_ipc); |
503 | break; |
504 | case TRACE_NETWORK: |
505 | event_size = sizeof(trace_network); |
506 | break; |
507 | case TRACE_HEARTBEAT: |
508 | beat_count++; |
509 | beat.seconds = 0; |
510 | beat.nanoseconds = 0; |
511 | beat.cycle_count = start.cycle_count + beat_count * (0XFFFF+1); |
512 | event_size = 0; |
513 | break; |
514 | default: |
515 | event_size = -1; |
516 | break; |
517 | } |
518 | if(evId != TRACE_FILE_SYSTEM && event_size >=0){ |
519 | if(ltt_log_cpu){ |
520 | write_to_buffer(write_pos[cpu_id], cur_pos, event_size); |
521 | }else{ |
522 | write_to_buffer(write_pos[0], cur_pos, event_size); |
523 | } |
524 | |
525 | if(evId == TRACE_HEARTBEAT){ |
526 | if(ltt_log_cpu){ |
527 | write_to_buffer(write_pos[cpu_id],(void*)&beat , sizeof(heartbeat)); |
528 | }else{ |
529 | write_to_buffer(write_pos[0], (void*)&beat, sizeof(heartbeat)); |
530 | } |
531 | } |
532 | |
533 | cur_pos += event_size + sizeof(uint16_t); //skip data_size |
534 | }else if(evId == TRACE_FILE_SYSTEM){ |
535 | size_t nbBytes; |
536 | char c = '\0'; |
537 | tFileSys = (trace_file_system*)cur_pos; |
538 | subId = tFileSys->event_sub_id; |
539 | if(subId == TRACE_FILE_SYSTEM_OPEN || subId == TRACE_FILE_SYSTEM_EXEC){ |
540 | nbBytes = tFileSys->event_data2 +1; |
541 | }else nbBytes = 0; |
542 | |
543 | if(ltt_log_cpu){ |
544 | write_to_buffer(write_pos[cpu_id], cur_pos, event_size); |
545 | cur_pos += event_size + sizeof(char*); |
546 | if(nbBytes){ |
547 | write_to_buffer(write_pos[cpu_id], cur_pos, nbBytes); |
548 | }else{ |
549 | write_to_buffer(write_pos[cpu_id], (void*)&c, 1); |
550 | } |
551 | }else{ |
552 | write_to_buffer(write_pos[0], cur_pos, event_size); |
553 | cur_pos += event_size + sizeof(char*); |
554 | if(nbBytes){ |
555 | write_to_buffer(write_pos[0], cur_pos, nbBytes); |
556 | }else{ |
557 | write_to_buffer(write_pos[0], (void*)&c, 1); |
558 | } |
559 | } |
560 | cur_pos += nbBytes + sizeof(uint16_t); //skip data_size |
561 | }else if(event_size == -1){ |
562 | printf("Unknown event: evId=%d, i=%d, event_count=%d\n", newId, i, event_count); |
563 | exit(1); |
564 | } |
565 | } //end while(1) |
566 | |
567 | } |
568 | |
569 | |
570 | |
571 | |
572 | |
573 | //write to system.xml |
574 | fprintf(fp,"<system\n"); |
575 | fprintf(fp,"node_name=\"%s\"\n", node_name); |
576 | fprintf(fp,"domainname=\"%s\"\n", domainname); |
577 | fprintf(fp,"cpu=%d\n", cpu); |
578 | fprintf(fp,"arch_size=\"%s\"\n", arch_size); |
579 | fprintf(fp,"endian=\"%s\"\n",endian); |
580 | fprintf(fp,"kernel_name=\"%s\"\n",kernel_name); |
581 | fprintf(fp,"kernel_release=\"%s\"\n",kernel_release); |
582 | fprintf(fp,"kernel_version=\"%s\"\n",kernel_version); |
583 | fprintf(fp,"machine=\"%s\"\n",machine); |
584 | fprintf(fp,"processor=\"%s\"\n",processor); |
585 | fprintf(fp,"hardware_platform=\"%s\"\n",hardware_platform); |
586 | fprintf(fp,"operating_system=\"%s\"\n",operating_system); |
587 | fprintf(fp,"ltt_major_version=%d\n",ltt_major_version); |
588 | fprintf(fp,"ltt_minor_version=%d\n",ltt_minor_version); |
589 | fprintf(fp,"ltt_block_size=%d\n",ltt_block_size); |
590 | fprintf(fp,">\n"); |
591 | fprintf(fp,"This is just a test\n"); |
592 | fprintf(fp,"</system>\n"); |
593 | fflush(fp); |
594 | |
595 | fclose(fp); |
596 | |
597 | close(fdFac); |
598 | close(fdIntr); |
599 | close(fdProc); |
600 | close(fd); |
601 | for(i=0;i<cpu;i++) close(fdCpu[i]); |
602 | |
603 | } |
604 | |