| /* |
| * symbian_utils.cpp |
| * |
| * Copyright (c) Nokia 2004-2005. All rights reserved. |
| * This code is licensed under the same terms as Perl itself. |
| * |
| */ |
| |
| #define SYMBIAN_UTILS_CPP |
| #include <e32base.h> |
| #include <e32std.h> |
| #include <utf.h> |
| #include <hal.h> |
| |
| #include <eikenv.h> |
| |
| #include <string.h> |
| #include <ctype.h> |
| |
| #include "PerlUi.h" |
| #include "PerlBase.h" |
| #include "PerlUtil.h" |
| |
| #include "EXTERN.h" |
| #include "perl.h" |
| #include "XSUB.h" |
| |
| extern "C" { |
| EXPORT_C int symbian_sys_init(int *argcp, char ***argvp) |
| { |
| #ifdef PERL_GLOBAL_STRUCT /* Avoid unused variable warning. */ |
| dVAR; |
| #endif |
| (void)times(&PL_timesbase); |
| return 0; |
| } |
| XS(XS_PerlApp_TextQuery) // Can't be made static because of XS(). |
| { |
| dXSARGS; |
| if (items != 0) |
| Perl_croak(aTHX_ "PerlApp::TextQuery: no arguments, please"); |
| SP -= items; |
| // TODO: parse arguments for title, prompt, and maxsize. |
| // Suggested syntax: |
| // TextQuery(title => ..., prompt => ..., maxsize => ...) |
| // For an example see e.g. universal.c:XS_PerlIO_get_layers(). |
| _LIT(KTitle, "Title"); |
| _LIT(KPrompt, "Prompt"); |
| HBufC* cData = HBufC::New(KPerlUiOneLinerSize); |
| TBool cSuccess = EFalse; |
| if (cData) { |
| TPtr cPtr(cData->Des()); |
| if (CPerlUi::TextQueryDialogL(KTitle, |
| KPrompt, |
| cPtr, |
| KPerlUiOneLinerSize)) { |
| ST(0) = sv_2mortal(PerlUtil::newSvPVfromTDesC16(*cData)); |
| cSuccess = ETrue; |
| } |
| delete cData; |
| } |
| if (cSuccess) |
| XSRETURN(1); |
| else |
| XSRETURN_UNDEF; |
| } |
| EXPORT_C void init_os_extras(void) |
| { |
| dTHX; |
| char *file = __FILE__; |
| dXSUB_SYS; |
| newXS("PerlApp::TextQuery", XS_PerlApp_TextQuery, file); |
| } |
| EXPORT_C SSize_t symbian_read_stdin(const int fd, char *b, int n) |
| { |
| #ifdef PERL_GLOBAL_STRUCT /* Avoid unused variable warning. */ |
| dVAR; |
| #endif |
| if(!PL_appctx) |
| ((CPerlBase*)PL_appctx) = CPerlBase::NewInterpreter(); |
| return ((CPerlBase*)PL_appctx)->ConsoleRead(fd, b, n); |
| } |
| EXPORT_C SSize_t symbian_write_stdout(const int fd, const char *b, int n) |
| { |
| #ifdef PERL_GLOBAL_STRUCT /* Avoid unused variable warning. */ |
| dVAR; |
| #endif |
| if(!PL_appctx) |
| ((CPerlBase*)PL_appctx) = CPerlBase::NewInterpreter(); |
| return ((CPerlBase*)PL_appctx)->ConsoleWrite(fd, b, n); |
| } |
| static const char NullErr[] = ""; |
| EXPORT_C char* symbian_get_error_string(TInt error) |
| { |
| // CTextResolver seems to be unreliable, so we roll our own |
| // at least for the basic Symbian errors (this does not cover |
| // the various subsystems). |
| dTHX; |
| if (error >= 0) |
| return strerror(error); |
| error = -error; // flip |
| const TInt KErrStringMax = 256; |
| typedef struct { |
| const char* kerr; |
| const char* desc; |
| } kerritem; |
| static const kerritem kerrtable[] = { |
| { "None", /* 0 */ "No error"}, |
| { "NotFound", /* -1 */ "Unable to find the specified object"}, |
| { "General", /* -2 */ "General (unspecified) error"}, |
| { "Cancel", /* -3 */ "The operation was cancelled"}, |
| { "NoMemory", /* -4 */ "Not enough memory"}, |
| { "NotSupported", /* -5 */ "The operation requested is not supported"}, |
| { "Argument", /* -6 */ "Bad request"}, |
| { "TotalLossOfPrecision", |
| /* -7 */ "Total loss of precision"}, |
| { "BadHandle", /* -8 */ "Bad object"}, |
| { "Overflow", /* -9 */ "Overflow"}, |
| { "Underflow", /* -10 */ "Underflow"}, |
| { "AlreadyExists", /* -11 */ "Already exists"}, |
| { "PathNotFound", /* -12 */ "Unable to find the specified folder"}, |
| { "Died", /* -13 */ "Closed"}, |
| { "InUse", /* -14 */ |
| "The specified object is currently in use by another program"}, |
| { "ServerTerminated", /* -15 */ "Server has closed"}, |
| { "ServerBusy", /* -16 */ "Server busy"}, |
| { "Completion", /* -17 */ "Completion error"}, |
| { "NotReady", /* -18 */ "Not ready"}, |
| { "Unknown", /* -19 */ "Unknown error"}, |
| { "Corrupt", /* -20 */ "Corrupt"}, |
| { "AccessDenied", /* -21 */ "Access denied"}, |
| { "Locked", /* -22 */ "Locked"}, |
| { "Write", /* -23 */ "Failed to write"}, |
| { "DisMounted", /* -24 */ "Wrong disk present"}, |
| { "Eof", /* -25 */ "Unexpected end of file"}, |
| { "DiskFull", /* -26 */ "Disk full"}, |
| { "BadDriver", /* -27 */ "Bad device driver"}, |
| { "BadName", /* -28 */ "Bad name"}, |
| { "CommsLineFail", /* -29 */ "Comms line failed"}, |
| { "CommsFrame", /* -30 */ "Comms frame error"}, |
| { "CommsOverrun", /* -31 */ "Comms overrun error"}, |
| { "CommsParity", /* -32 */ "Comms parity error"}, |
| { "TimedOut", /* -33 */ "Timed out"}, |
| { "CouldNotConnect",/* -34 */ "Failed to connect"}, |
| { "CouldNotDisconnect", |
| /* -35 */ "Failed to disconnect"}, |
| { "Disconnected", /* -36 */ "Disconnected"}, |
| { "BadLibraryEntryPoint", |
| /* -37 */ "Bad library entry point"}, |
| { "BadDescriptor", /* -38 */ "Bad descriptor"}, |
| { "Abort", /* -39 */ "Interrupted"}, |
| { "TooBig", /* -40 */ "Too big"}, |
| { "DivideByZero", /* -41 */ "Divide by zero"}, |
| { "BadPower", /* -42 */ "Batteries too low"}, |
| { "DirFull", /* -43 */ "Folder full"}, |
| { "KErrHardwareNotAvailable", |
| /* -44 */ "Hardware is not available"}, |
| { "SessionClosed", /* -45 */ "Session was closed"}, |
| { "PermissionDenied", |
| /* -46 */ "Permission denied"} |
| }; |
| const TInt n = sizeof(kerrtable) / sizeof(kerritem *); |
| TBuf8<KErrStringMax> buf8; |
| if (error >= 0 && error < n) { |
| const char *kerr = kerrtable[error].kerr; |
| const char *desc = kerrtable[error].desc; |
| const TPtrC8 kerrp((const unsigned char *)kerr, strlen(kerr)); |
| const TPtrC8 descp((const unsigned char *)desc, strlen(desc)); |
| TBuf8<KErrStringMax> ckerr; |
| TBuf8<KErrStringMax> cdesc; |
| ckerr.Copy(kerrp); |
| cdesc.Copy(descp); |
| buf8.Format(_L8("K%S (%d) %S"), &ckerr, error, &cdesc); |
| |
| } else { |
| buf8.Format(_L8("Symbian error %d"), error); |
| } |
| SV* sv = Perl_get_sv(aTHX_ "\005", TRUE); /* $^E or ${^OS_ERROR} */ |
| if (!sv) |
| return (char*)NullErr; |
| sv_setpv(sv, (const char *)buf8.PtrZ()); |
| return SvPV_nolen(sv); |
| } |
| EXPORT_C void symbian_sleep_usec(const long usec) |
| { |
| User::After((TTimeIntervalMicroSeconds32) usec); |
| } |
| #define PERL_SYMBIAN_CLK_TCK 100 |
| EXPORT_C int symbian_get_cpu_time(long* sec, long* usec) |
| { |
| // The RThread().GetCpuTime() does not seem to work? |
| // (it always returns KErrNotSupported) |
| // TTimeIntervalMicroSeconds ti; |
| // TInt err = me.GetCpuTime(ti); |
| dTHX; |
| TInt periodus; /* tick period in microseconds */ |
| if (HAL::Get(HALData::ESystemTickPeriod, periodus) != KErrNone) |
| return -1; |
| TUint tick = User::TickCount(); |
| if (PL_timesbase.tms_utime == 0) { |
| PL_timesbase.tms_utime = tick; |
| PL_clocktick = PERL_SYMBIAN_CLK_TCK; |
| } |
| tick -= PL_timesbase.tms_utime; |
| TInt64 tickus = TInt64(tick) * TInt64(periodus); |
| TInt64 tmps = tickus / 1000000; |
| #ifdef __SERIES60_3X__ |
| if (sec) *sec = I64LOW(tmps); |
| if (usec) *usec = I64LOW(tickus) - I64LOW(tmps) * 1000000; |
| #else |
| if (sec) *sec = tmps.Low(); |
| if (usec) *usec = tickus.Low() - tmps.Low() * 1000000; |
| #endif //__SERIES60_3X__ |
| return 0; |
| } |
| EXPORT_C int symbian_usleep(unsigned int usec) |
| { |
| if (usec >= 1000000) { |
| errno = EINVAL; |
| return -1; |
| } |
| symbian_sleep_usec((const long) usec); |
| return 0; |
| } |
| #define SEC_USEC_TO_CLK_TCK(s, u) \ |
| (((s) * PERL_SYMBIAN_CLK_TCK) + (u / (1000000 / PERL_SYMBIAN_CLK_TCK))) |
| EXPORT_C clock_t symbian_times(struct tms *tmsbuf) |
| { |
| long s, u; |
| if (symbian_get_cpu_time(&s, &u) == -1) { |
| errno = EINVAL; |
| return -1; |
| } else { |
| tmsbuf->tms_utime = SEC_USEC_TO_CLK_TCK(s, u); |
| tmsbuf->tms_stime = 0; |
| tmsbuf->tms_cutime = 0; |
| tmsbuf->tms_cstime = 0; |
| return tmsbuf->tms_utime; |
| } |
| } |
| class CProcessWait : public CActive |
| { |
| public: |
| CProcessWait() : CActive(EPriorityStandard) { |
| CActiveScheduler::Add(this); |
| } |
| #ifdef __WINS__ |
| TInt Wait(RThread& aProcess) |
| #else |
| TInt Wait(RProcess& aProcess) |
| #endif |
| { |
| aProcess.Logon(iStatus); |
| aProcess.Resume(); |
| SetActive(); |
| CActiveScheduler::Start(); |
| return iStatus.Int(); |
| } |
| private: |
| void DoCancel() {;} |
| void RunL() { |
| CActiveScheduler::Stop(); |
| } |
| }; |
| class CSpawnIoRedirect : public CBase |
| { |
| public: |
| CSpawnIoRedirect(); |
| // NOTE: there is no real implementation of I/O redirection yet. |
| protected: |
| private: |
| }; |
| CSpawnIoRedirect::CSpawnIoRedirect() |
| { |
| } |
| typedef enum { |
| ESpawnNone = 0x00000000, |
| ESpawnWait = 0x00000001 |
| } TSpawnFlag; |
| static int symbian_spawn(const TDesC& aFilename, |
| const TDesC& aCommand, |
| const TSpawnFlag aFlag, |
| const CSpawnIoRedirect& aIoRedirect) { |
| TInt error = KErrNone; |
| #ifdef __WINS__ |
| const TInt KStackSize = 0x1000; |
| const TInt KHeapMin = 0x1000; |
| const TInt KHeapMax = 0x100000; |
| RThread proc; |
| RLibrary lib; |
| HBufC* command = aCommand.Alloc(); |
| error = lib.Load(aFilename); |
| if (error == KErrNone) { |
| TThreadFunction func = (TThreadFunction)(lib.Lookup(1)); |
| if (func) |
| error = proc.Create(aFilename, |
| func, |
| KStackSize, |
| #ifdef __SERIES60_3X__ |
| KHeapMin, |
| KHeapMax, |
| (TAny*)command, |
| #else |
| (TAny*)command, |
| &lib, |
| RThread().Heap(), |
| KHeapMin, |
| KHeapMax, |
| #endif |
| EOwnerProcess); |
| else |
| error = KErrNotFound; |
| lib.Close(); |
| } |
| else |
| delete command; |
| #else |
| RProcess proc; |
| error = proc.Create(aFilename, aCommand); |
| #endif |
| if (error == KErrNone) { |
| if ((TInt)aFlag & (TInt)ESpawnWait) { |
| CProcessWait* w = new CProcessWait(); |
| if (w) { |
| error = w->Wait(proc); |
| delete w; |
| } else |
| error = KErrNoMemory; |
| } else |
| proc.Resume(); |
| proc.Close(); |
| } |
| return error; |
| } |
| static int symbian_spawner(const char *command, TSpawnFlag aFlags) |
| { |
| TBuf<KMaxFileName> aFilename; |
| TBuf<KMaxFileName> aCommand; |
| TSpawnFlag aSpawnFlags = ESpawnWait; |
| CSpawnIoRedirect iord; |
| char *p = (char*)command; |
| |
| // The recognized syntax is: "cmd [args] [&]". Since one |
| // cannot pass more than (an argv[0] and) an argv[1] to a |
| // Symbian process anyway, not much is done to the cmd or |
| // the args, only backslash quoting. |
| |
| // Strip leading whitespace. |
| while (*p && isspace(*p)) p++; |
| if (*p) { |
| // Build argv[0]. |
| while (*p && !isspace(*p) && *p != '&') { |
| if (*p == '\\') { |
| if (p[1]) { |
| aFilename.Append(p[1]); |
| p++; |
| } |
| |
| } |
| else |
| aFilename.Append(*p); |
| p++; |
| } |
| |
| if (*p) { |
| // Skip whitespace between argv[0] and argv[1]. |
| while(*p && isspace(*p)) p++; |
| // Build argv[1]. |
| if (*p) { |
| char *a = p; |
| char *b = p + 1; |
| |
| while (*b) b++; |
| if (isspace(b[-1])) { |
| b--; |
| while (b > a && isspace(*b)) b--; |
| b++; |
| } |
| if (b > a && b[-1] == '&') { |
| // Parse backgrounding in any case, |
| // but turn it off only if wanted. |
| if ((aFlags & ESpawnWait)) |
| aSpawnFlags = |
| (TSpawnFlag) (aSpawnFlags & ~ESpawnWait); |
| b--; |
| if (isspace(b[-1])) { |
| b--; |
| while (b > a && isspace(*b)) b--; |
| b++; |
| } |
| } |
| for (p = a; p < b; p++) { |
| if (*p == '\\') { |
| if (p[1]) |
| aCommand.Append(p[1]); |
| p++; |
| } |
| else |
| aCommand.Append(*p); |
| } |
| } |
| // NOTE: I/O redirection is not yet done. |
| // Implementing that may require a separate server. |
| } |
| } |
| int spawned = symbian_spawn(aFilename, aCommand, aSpawnFlags, iord); |
| return spawned == KErrNone ? 0 : -1; |
| } |
| EXPORT_C int symbian_do_spawn(const char *command) |
| { |
| return symbian_spawner(command, ESpawnWait); |
| } |
| EXPORT_C int symbian_do_spawn_nowait(const char *command) |
| { |
| return symbian_spawner(command, ESpawnNone); |
| } |
| EXPORT_C int symbian_do_aspawn(void* vreally, void* vmark, void* sp) |
| { |
| return -1; |
| } |
| } |
| |