3 #include <asm/ptrace.h>
5 #include <lib/base/eerror.h>
6 #include <lib/base/smartptr.h>
7 #include <lib/gdi/grc.h>
8 #include <lib/gdi/gfbdc.h>
10 #include <lib/gdi/sdl.h>
15 /************************************************/
17 #define CRASH_EMAILADDR "crashlog@dream-multimedia-tv.de"
19 #define RINGBUFFER_SIZE 16384
20 static char ringbuffer[RINGBUFFER_SIZE];
21 static int ringbuffer_head;
23 static void addToLogbuffer(const char *data, int len)
27 int remaining = RINGBUFFER_SIZE - ringbuffer_head;
32 memcpy(ringbuffer + ringbuffer_head, data, remaining);
35 ringbuffer_head += remaining;
36 if (ringbuffer_head >= RINGBUFFER_SIZE)
41 static std::string getLogBuffer()
43 int begin = ringbuffer_head;
44 while (ringbuffer[begin] == 0)
47 if (begin == RINGBUFFER_SIZE)
49 if (begin == ringbuffer_head)
52 if (begin < ringbuffer_head)
53 return std::string(ringbuffer + begin, ringbuffer_head - begin);
56 return std::string(ringbuffer + begin, RINGBUFFER_SIZE - begin) + std::string(ringbuffer, ringbuffer_head);
60 static void addToLogbuffer(int level, const std::string &log)
62 addToLogbuffer(log.c_str(), log.size());
66 extern std::string getLogBuffer();
68 #define INFOFILE "/maintainer.info"
73 sprintf(logfile, "/media/hdd/enigma2_crash_%u.log", (unsigned int)time(0));
74 FILE *f = fopen(logfile, "wb");
76 std::string lines = getLogBuffer();
78 /* find python-tracebacks, and extract " File "-strings */
81 char crash_emailaddr[256] = CRASH_EMAILADDR;
82 char crash_component[256] = "enigma2";
84 while ((start = lines.find("\n File \"", start)) != std::string::npos)
87 size_t end = lines.find("\"", start);
88 if (end == std::string::npos)
90 end = lines.rfind("/", end);
91 if (end == std::string::npos)
93 if (end - start >= (256 - strlen(INFOFILE)))
96 snprintf(filename, 256, "%s%s", lines.substr(start, end - start).c_str(), INFOFILE);
97 FILE *cf = fopen(filename, "r");
100 fgets(crash_emailaddr, sizeof crash_emailaddr, cf);
101 if (*crash_emailaddr && crash_emailaddr[strlen(crash_emailaddr)-1] == '\n')
102 crash_emailaddr[strlen(crash_emailaddr)-1] = 0;
104 fgets(crash_component, sizeof crash_component, cf);
105 if (*crash_component && crash_component[strlen(crash_component)-1] == '\n')
106 crash_component[strlen(crash_component)-1] = 0;
114 fprintf(f, "enigma2 crashed on %s", ctime(&t));
115 #ifdef ENIGMA2_CHECKOUT_TAG
116 fprintf(f, "enigma2 CVS TAG: " ENIGMA2_CHECKOUT_TAG "\n");
118 fprintf(f, "enigma2 compiled on " __DATE__ "\n");
120 #ifdef ENIGMA2_CHECKOUT_ROOT
121 fprintf(f, "enigma2 checked out from " ENIGMA2_CHECKOUT_ROOT "\n");
123 fprintf(f, "please email this file to %s\n", crash_emailaddr);
124 std::string buffer = getLogBuffer();
125 fwrite(buffer.c_str(), buffer.size(), 1, f);
129 sprintf(cmd, "find /usr/lib/enigma2/python/ -name \"*.py\" | xargs md5sum >> %s", logfile);
135 gSDLDC::getInstance(my_dc);
138 gFBDC::getInstance(my_dc);
144 p.resetClip(eRect(ePoint(0, 0), my_dc->size()));
145 #ifdef ENIGMA2_CHECKOUT_TAG
146 if (ENIGMA2_CHECKOUT_TAG[0] == 'T') /* tagged checkout (release) */
147 p.setBackgroundColor(gRGB(0x0000C0));
148 else if (ENIGMA2_CHECKOUT_TAG[0] == 'D') /* dated checkout (daily experimental build) */
152 unsigned int col = 0;
159 p.setBackgroundColor(gRGB(col));
162 p.setBackgroundColor(gRGB(0x008000));
165 p.setForegroundColor(gRGB(0xFFFFFF));
167 ePtr<gFont> font = new gFont("Regular", 20);
171 eRect usable_area = eRect(100, 70, my_dc->size().width() - 150, 100);
174 snprintf(text, 512, "We are really sorry. Your Dreambox encountered "
175 "a software problem, and needs to be restarted. "
176 "Please send the logfile created in /hdd/ to %s.\n"
177 "Your Dreambox restarts in 10 seconds!\n"
179 crash_emailaddr, crash_component);
181 p.renderText(usable_area, text, gPainter::RT_WRAP|gPainter::RT_HALIGN_LEFT);
183 usable_area = eRect(100, 170, my_dc->size().width() - 180, my_dc->size().height() - 20);
187 size_t start = std::string::npos + 1;
190 start = lines.rfind('\n', start - 1);
191 if (start == std::string::npos)
198 font = new gFont("Regular", 14);
201 p.renderText(usable_area,
202 lines.substr(start), gPainter::RT_HALIGN_LEFT);
209 #if defined(__MIPSEL__)
210 void oops(const mcontext_t &context, int dumpcode)
212 eDebug("PC: %08lx", (unsigned long)context.pc);
216 eDebugNoNewLine(" %08x", (int)context.gregs[i]);
220 /* this is temporary debug stuff. */
221 if (dumpcode && ((unsigned long)context.pc) > 0x10000) /* not a zero pointer */
223 eDebug("As a final action, i will try to dump a bit of code.");
224 eDebug("I just hope that this won't crash.");
226 eDebugNoNewLine("%08lx:", (unsigned long)context.pc);
227 for (i=0; i<0x20; ++i)
228 eDebugNoNewLine(" %02x", ((unsigned char*)context.pc)[i]);
233 #warning "no oops support!"
234 #define NO_OOPS_SUPPORT
237 void handleFatalSignal(int signum, siginfo_t *si, void *ctx)
239 ucontext_t *uc = (ucontext_t*)ctx;
240 eDebug("KILLED BY signal %d", signum);
241 #ifndef NO_OOPS_SUPPORT
242 oops(uc->uc_mcontext, signum == SIGSEGV || signum == SIGABRT);
248 void bsodCatchSignals()
250 struct sigaction act;
251 act.sa_handler = SIG_DFL;
252 act.sa_sigaction = handleFatalSignal;
253 act.sa_flags = SA_RESTART | SA_SIGINFO;
254 if (sigemptyset(&act.sa_mask) == -1)
255 perror("sigemptyset");
257 /* start handling segfaults etc. */
258 sigaction(SIGSEGV, &act, 0);
259 sigaction(SIGILL, &act, 0);
260 sigaction(SIGBUS, &act, 0);
261 sigaction(SIGABRT, &act, 0);
266 logOutput.connect(addToLogbuffer);