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27da23d5 JH |
1 | /* |
2 | * symbian_utils.cpp | |
3 | * | |
4 | * Copyright (c) Nokia 2004-2005. All rights reserved. | |
5 | * This code is licensed under the same terms as Perl itself. | |
6 | * | |
7 | */ | |
8 | ||
9 | #define SYMBIAN_UTILS_CPP | |
10 | #include <e32base.h> | |
11 | #include <e32std.h> | |
27da23d5 JH |
12 | #include <utf.h> |
13 | #include <hal.h> | |
14 | ||
d0d72822 JH |
15 | #include <eikenv.h> |
16 | ||
27da23d5 JH |
17 | #include <string.h> |
18 | #include <ctype.h> | |
19 | ||
d0d72822 | 20 | #include "PerlUi.h" |
27da23d5 | 21 | #include "PerlBase.h" |
d0d72822 JH |
22 | #include "PerlUtil.h" |
23 | ||
24 | #include "EXTERN.h" | |
25 | #include "perl.h" | |
26 | #include "XSUB.h" | |
27da23d5 JH |
27 | |
28 | extern "C" { | |
29 | EXPORT_C int symbian_sys_init(int *argcp, char ***argvp) | |
30 | { | |
31 | #ifdef PERL_GLOBAL_STRUCT /* Avoid unused variable warning. */ | |
32 | dVAR; | |
33 | #endif | |
34 | (void)times(&PL_timesbase); | |
35 | return 0; | |
36 | } | |
d0d72822 JH |
37 | XS(XS_PerlApp_TextQuery) // Can't be made static because of XS(). |
38 | { | |
39 | dXSARGS; | |
40 | if (items != 0) | |
41 | Perl_croak(aTHX_ "PerlApp::TextQuery: no arguments, please"); | |
42 | SP -= items; | |
43 | // TODO: parse arguments for title, prompt, and maxsize. | |
44 | // Suggested syntax: | |
45 | // TextQuery(title => ..., prompt => ..., maxsize => ...) | |
46 | // For an example see e.g. universal.c:XS_PerlIO_get_layers(). | |
47 | _LIT(KTitle, "Title"); | |
48 | _LIT(KPrompt, "Prompt"); | |
49 | HBufC* cData = HBufC::New(KPerlUiOneLinerSize); | |
50 | TBool cSuccess = EFalse; | |
51 | if (cData) { | |
52 | TPtr cPtr(cData->Des()); | |
53 | if (CPerlUi::TextQueryDialogL(KTitle, | |
54 | KPrompt, | |
55 | cPtr, | |
56 | KPerlUiOneLinerSize)) { | |
57 | ST(0) = sv_2mortal(PerlUtil::newSvPVfromTDesC16(*cData)); | |
58 | cSuccess = ETrue; | |
59 | } | |
60 | delete cData; | |
61 | } | |
62 | if (cSuccess) | |
63 | XSRETURN(1); | |
64 | else | |
65 | XSRETURN_UNDEF; | |
66 | } | |
67 | EXPORT_C void init_os_extras(void) | |
68 | { | |
69 | dTHX; | |
70 | char *file = __FILE__; | |
71 | dXSUB_SYS; | |
72 | newXS("PerlApp::TextQuery", XS_PerlApp_TextQuery, file); | |
73 | } | |
27da23d5 JH |
74 | EXPORT_C SSize_t symbian_read_stdin(const int fd, char *b, int n) |
75 | { | |
76 | #ifdef PERL_GLOBAL_STRUCT /* Avoid unused variable warning. */ | |
77 | dVAR; | |
78 | #endif | |
79 | return ((CPerlBase*)PL_appctx)->ConsoleRead(fd, b, n); | |
80 | } | |
81 | EXPORT_C SSize_t symbian_write_stdout(const int fd, const char *b, int n) | |
82 | { | |
83 | #ifdef PERL_GLOBAL_STRUCT /* Avoid unused variable warning. */ | |
84 | dVAR; | |
85 | #endif | |
86 | return ((CPerlBase*)PL_appctx)->ConsoleWrite(fd, b, n); | |
87 | } | |
88 | static const char NullErr[] = ""; | |
0added8b | 89 | EXPORT_C char* symbian_get_error_string(TInt error) |
27da23d5 | 90 | { |
0added8b | 91 | // CTextResolver seems to be unreliable, so we roll our own |
25ca88e0 JH |
92 | // at least for the basic Symbian errors (this does not cover |
93 | // the various subsystems). | |
27da23d5 JH |
94 | dTHX; |
95 | if (error >= 0) | |
96 | return strerror(error); | |
0added8b JH |
97 | error = -error; // flip |
98 | const TInt KErrStringMax = 256; | |
99 | typedef struct { | |
100 | const char* kerr; | |
101 | const char* desc; | |
102 | } kerritem; | |
103 | static const kerritem kerrtable[] = { | |
104 | { "None", /* 0 */ "No error"}, | |
105 | { "NotFound", /* -1 */ "Unable to find the specified object"}, | |
106 | { "General", /* -2 */ "General (unspecified) error"}, | |
107 | { "Cancel", /* -3 */ "The operation was cancelled"}, | |
108 | { "NoMemory", /* -4 */ "Not enough memory"}, | |
109 | { "NotSupported", /* -5 */ "The operation requested is not supported"}, | |
110 | { "Argument", /* -6 */ "Bad request"}, | |
111 | { "TotalLossOfPrecision", | |
112 | /* -7 */ "Total loss of precision"}, | |
113 | { "BadHandle", /* -8 */ "Bad object"}, | |
114 | { "Overflow", /* -9 */ "Overflow"}, | |
115 | { "Underflow", /* -10 */ "Underflow"}, | |
116 | { "AlreadyExists", /* -11 */ "Already exists"}, | |
117 | { "PathNotFound", /* -12 */ "Unable to find the specified folder"}, | |
118 | { "Died", /* -13 */ "Closed"}, | |
119 | { "InUse", /* -14 */ | |
120 | "The specified object is currently in use by another program"}, | |
121 | { "ServerTerminated", /* -15 */ "Server has closed"}, | |
122 | { "ServerBusy", /* -16 */ "Server busy"}, | |
123 | { "Completion", /* -17 */ "Completion error"}, | |
124 | { "NotReady", /* -18 */ "Not ready"}, | |
125 | { "Unknown", /* -19 */ "Unknown error"}, | |
126 | { "Corrupt", /* -20 */ "Corrupt"}, | |
127 | { "AccessDenied", /* -21 */ "Access denied"}, | |
128 | { "Locked", /* -22 */ "Locked"}, | |
129 | { "Write", /* -23 */ "Failed to write"}, | |
130 | { "DisMounted", /* -24 */ "Wrong disk present"}, | |
131 | { "Eof", /* -25 */ "Unexpected end of file"}, | |
132 | { "DiskFull", /* -26 */ "Disk full"}, | |
133 | { "BadDriver", /* -27 */ "Bad device driver"}, | |
134 | { "BadName", /* -28 */ "Bad name"}, | |
135 | { "CommsLineFail", /* -29 */ "Comms line failed"}, | |
136 | { "CommsFrame", /* -30 */ "Comms frame error"}, | |
137 | { "CommsOverrun", /* -31 */ "Comms overrun error"}, | |
138 | { "CommsParity", /* -32 */ "Comms parity error"}, | |
139 | { "TimedOut", /* -33 */ "Timed out"}, | |
140 | { "CouldNotConnect",/* -34 */ "Failed to connect"}, | |
141 | { "CouldNotDisconnect", | |
142 | /* -35 */ "Failed to disconnect"}, | |
143 | { "Disconnected", /* -36 */ "Disconnected"}, | |
144 | { "BadLibraryEntryPoint", | |
145 | /* -37 */ "Bad library entry point"}, | |
146 | { "BadDescriptor", /* -38 */ "Bad descriptor"}, | |
147 | { "Abort", /* -39 */ "Interrupted"}, | |
148 | { "TooBig", /* -40 */ "Too big"}, | |
149 | { "DivideByZero", /* -41 */ "Divide by zero"}, | |
150 | { "BadPower", /* -42 */ "Batteries too low"}, | |
151 | { "DirFull", /* -43 */ "Folder full"}, | |
152 | { "KErrHardwareNotAvailable", | |
153 | /* -44 */ "Hardware is not available"}, | |
154 | { "SessionClosed", /* -45 */ "Session was closed"}, | |
155 | { "PermissionDenied", | |
156 | /* -46 */ "Permission denied"} | |
157 | }; | |
158 | const TInt n = sizeof(kerrtable) / sizeof(kerritem *); | |
159 | TBuf8<KErrStringMax> buf8; | |
160 | if (error >= 0 && error < n) { | |
161 | const char *kerr = kerrtable[error].kerr; | |
162 | const char *desc = kerrtable[error].desc; | |
163 | const TPtrC8 kerrp((const unsigned char *)kerr, strlen(kerr)); | |
164 | const TPtrC8 descp((const unsigned char *)desc, strlen(desc)); | |
165 | TBuf8<KErrStringMax> ckerr; | |
166 | TBuf8<KErrStringMax> cdesc; | |
167 | ckerr.Copy(kerrp); | |
168 | cdesc.Copy(descp); | |
169 | buf8.Format(_L8("K%S (%d) %S"), &ckerr, error, &cdesc); | |
170 | ||
171 | } else { | |
172 | buf8.Format(_L8("Symbian error %d"), error); | |
173 | } | |
27da23d5 JH |
174 | SV* sv = Perl_get_sv(aTHX_ "\005", TRUE); /* $^E or ${^OS_ERROR} */ |
175 | if (!sv) | |
176 | return (char*)NullErr; | |
177 | sv_setpv(sv, (const char *)buf8.PtrZ()); | |
27da23d5 JH |
178 | return SvPV_nolen(sv); |
179 | } | |
180 | EXPORT_C void symbian_sleep_usec(const long usec) | |
181 | { | |
182 | User::After((TTimeIntervalMicroSeconds32) usec); | |
183 | } | |
184 | #define PERL_SYMBIAN_CLK_TCK 100 | |
185 | EXPORT_C int symbian_get_cpu_time(long* sec, long* usec) | |
186 | { | |
187 | // The RThread().GetCpuTime() does not seem to work? | |
188 | // (it always returns KErrNotSupported) | |
189 | // TTimeIntervalMicroSeconds ti; | |
190 | // TInt err = me.GetCpuTime(ti); | |
191 | dTHX; | |
192 | TInt periodus; /* tick period in microseconds */ | |
193 | if (HAL::Get(HALData::ESystemTickPeriod, periodus) != KErrNone) | |
194 | return -1; | |
195 | TUint tick = User::TickCount(); | |
196 | if (PL_timesbase.tms_utime == 0) { | |
197 | PL_timesbase.tms_utime = tick; | |
198 | PL_clocktick = PERL_SYMBIAN_CLK_TCK; | |
199 | } | |
200 | tick -= PL_timesbase.tms_utime; | |
201 | TInt64 tickus = TInt64(tick) * TInt64(periodus); | |
202 | TInt64 tmps = tickus / 1000000; | |
203 | if (sec) *sec = tmps.Low(); | |
204 | if (usec) *usec = tickus.Low() - tmps.Low() * 1000000; | |
205 | return 0; | |
206 | } | |
207 | EXPORT_C int symbian_usleep(unsigned int usec) | |
208 | { | |
209 | if (usec >= 1000000) { | |
210 | errno = EINVAL; | |
211 | return -1; | |
212 | } | |
213 | symbian_sleep_usec((const long) usec); | |
214 | return 0; | |
215 | } | |
216 | #define SEC_USEC_TO_CLK_TCK(s, u) \ | |
217 | (((s) * PERL_SYMBIAN_CLK_TCK) + (u / (1000000 / PERL_SYMBIAN_CLK_TCK))) | |
218 | EXPORT_C clock_t symbian_times(struct tms *tmsbuf) | |
219 | { | |
220 | long s, u; | |
221 | if (symbian_get_cpu_time(&s, &u) == -1) { | |
222 | errno = EINVAL; | |
223 | return -1; | |
224 | } else { | |
225 | tmsbuf->tms_utime = SEC_USEC_TO_CLK_TCK(s, u); | |
226 | tmsbuf->tms_stime = 0; | |
227 | tmsbuf->tms_cutime = 0; | |
228 | tmsbuf->tms_cstime = 0; | |
229 | return tmsbuf->tms_utime; | |
230 | } | |
231 | } | |
d0d72822 | 232 | class CProcessWait : public CActive |
27da23d5 JH |
233 | { |
234 | public: | |
d0d72822 | 235 | CProcessWait() : CActive(EPriorityStandard) { |
27da23d5 JH |
236 | CActiveScheduler::Add(this); |
237 | } | |
238 | #ifdef __WINS__ | |
239 | TInt Wait(RThread& aProcess) | |
240 | #else | |
241 | TInt Wait(RProcess& aProcess) | |
242 | #endif | |
243 | { | |
244 | aProcess.Logon(iStatus); | |
245 | aProcess.Resume(); | |
246 | SetActive(); | |
247 | CActiveScheduler::Start(); | |
248 | return iStatus.Int(); | |
249 | } | |
250 | private: | |
251 | void DoCancel() {;} | |
252 | void RunL() { | |
253 | CActiveScheduler::Stop(); | |
254 | } | |
27da23d5 JH |
255 | }; |
256 | class CSpawnIoRedirect : public CBase | |
257 | { | |
258 | public: | |
259 | CSpawnIoRedirect(); | |
260 | // NOTE: there is no real implementation of I/O redirection yet. | |
261 | protected: | |
262 | private: | |
263 | }; | |
264 | CSpawnIoRedirect::CSpawnIoRedirect() | |
265 | { | |
266 | } | |
267 | typedef enum { | |
268 | ESpawnNone = 0x00000000, | |
269 | ESpawnWait = 0x00000001 | |
270 | } TSpawnFlag; | |
271 | static int symbian_spawn(const TDesC& aFilename, | |
272 | const TDesC& aCommand, | |
273 | const TSpawnFlag aFlag, | |
274 | const CSpawnIoRedirect& aIoRedirect) { | |
275 | TInt error = KErrNone; | |
276 | #ifdef __WINS__ | |
277 | const TInt KStackSize = 0x1000; | |
278 | const TInt KHeapMin = 0x1000; | |
279 | const TInt KHeapMax = 0x100000; | |
280 | RThread proc; | |
281 | RLibrary lib; | |
282 | HBufC* command = aCommand.Alloc(); | |
283 | error = lib.Load(aFilename); | |
284 | if (error == KErrNone) { | |
285 | TThreadFunction func = (TThreadFunction)(lib.Lookup(1)); | |
286 | if (func) | |
287 | error = proc.Create(aFilename, | |
288 | func, | |
289 | KStackSize, | |
290 | (TAny*)command, | |
291 | &lib, | |
292 | RThread().Heap(), | |
293 | KHeapMin, | |
294 | KHeapMax, | |
295 | EOwnerProcess); | |
296 | else | |
297 | error = KErrNotFound; | |
298 | lib.Close(); | |
299 | } | |
300 | else | |
301 | delete command; | |
302 | #else | |
303 | RProcess proc; | |
304 | error = proc.Create(aFilename, aCommand); | |
305 | #endif | |
306 | if (error == KErrNone) { | |
307 | if ((TInt)aFlag & (TInt)ESpawnWait) { | |
d0d72822 | 308 | CProcessWait* w = new CProcessWait(); |
27da23d5 JH |
309 | if (w) { |
310 | error = w->Wait(proc); | |
311 | delete w; | |
312 | } else | |
313 | error = KErrNoMemory; | |
314 | } else | |
315 | proc.Resume(); | |
316 | proc.Close(); | |
317 | } | |
318 | return error; | |
319 | } | |
320 | static int symbian_spawner(const char *command, TSpawnFlag aFlags) | |
321 | { | |
322 | TBuf<KMaxFileName> aFilename; | |
323 | TBuf<KMaxFileName> aCommand; | |
324 | TSpawnFlag aSpawnFlags = ESpawnWait; | |
325 | CSpawnIoRedirect iord; | |
326 | char *p = (char*)command; | |
327 | ||
328 | // The recognized syntax is: "cmd [args] [&]". Since one | |
329 | // cannot pass more than (an argv[0] and) an argv[1] to a | |
330 | // Symbian process anyway, not much is done to the cmd or | |
331 | // the args, only backslash quoting. | |
332 | ||
333 | // Strip leading whitespace. | |
334 | while (*p && isspace(*p)) p++; | |
335 | if (*p) { | |
336 | // Build argv[0]. | |
337 | while (*p && !isspace(*p) && *p != '&') { | |
338 | if (*p == '\\') { | |
339 | if (p[1]) { | |
340 | aFilename.Append(p[1]); | |
341 | p++; | |
342 | } | |
343 | ||
344 | } | |
345 | else | |
346 | aFilename.Append(*p); | |
347 | p++; | |
348 | } | |
349 | ||
350 | if (*p) { | |
351 | // Skip whitespace between argv[0] and argv[1]. | |
352 | while(*p && isspace(*p)) p++; | |
353 | // Build argv[1]. | |
354 | if (*p) { | |
355 | char *a = p; | |
356 | char *b = p + 1; | |
357 | ||
358 | while (*b) b++; | |
359 | if (isspace(b[-1])) { | |
360 | b--; | |
361 | while (b > a && isspace(*b)) b--; | |
362 | b++; | |
363 | } | |
364 | if (b > a && b[-1] == '&') { | |
365 | // Parse backgrounding in any case, | |
366 | // but turn it off only if wanted. | |
367 | if ((aFlags & ESpawnWait)) | |
368 | aSpawnFlags = | |
369 | (TSpawnFlag) (aSpawnFlags & ~ESpawnWait); | |
370 | b--; | |
371 | if (isspace(b[-1])) { | |
372 | b--; | |
373 | while (b > a && isspace(*b)) b--; | |
374 | b++; | |
375 | } | |
376 | } | |
377 | for (p = a; p < b; p++) { | |
378 | if (*p == '\\') { | |
379 | if (p[1]) | |
380 | aCommand.Append(p[1]); | |
381 | p++; | |
382 | } | |
383 | else | |
384 | aCommand.Append(*p); | |
385 | } | |
386 | } | |
387 | // NOTE: I/O redirection is not yet done. | |
388 | // Implementing that may require a separate server. | |
389 | } | |
390 | } | |
391 | int spawned = symbian_spawn(aFilename, aCommand, aSpawnFlags, iord); | |
392 | return spawned == KErrNone ? 0 : -1; | |
393 | } | |
394 | EXPORT_C int symbian_do_spawn(const char *command) | |
395 | { | |
396 | return symbian_spawner(command, ESpawnWait); | |
397 | } | |
398 | EXPORT_C int symbian_do_spawn_nowait(const char *command) | |
399 | { | |
400 | return symbian_spawner(command, ESpawnNone); | |
401 | } | |
402 | EXPORT_C int symbian_do_aspawn(void* vreally, void* vmark, void* sp) | |
403 | { | |
404 | return -1; | |
405 | } | |
406 | } | |
407 |