| -rw-r--r-- | libopie/odevice.cpp | 62 | ||||
| -rw-r--r-- | libopie/odevice.h | 4 |
2 files changed, 65 insertions, 1 deletions
diff --git a/libopie/odevice.cpp b/libopie/odevice.cpp index bc8014a..057c344 100644 --- a/libopie/odevice.cpp +++ b/libopie/odevice.cpp @@ -18,4 +18,6 @@ */ +#include <stdlib.h> + #include <qfile.h> #include <qtextstream.h> @@ -48,4 +50,6 @@ protected: public: + virtual bool suspend ( ); + virtual void alarmSound ( ); @@ -53,4 +57,7 @@ public: virtual OLedState led ( uint which ) const; virtual bool setLed ( uint which, OLedState st ); + +private: + static void tstp_sighandler ( int ); }; @@ -114,4 +121,14 @@ ODevice::~ODevice ( ) } +bool ODevice::suspend ( ) +{ + int rc = ::system ( "apm --suspend" ); + + if (( rc == 127 ) || ( rc == -1 )) + return false; + else + return true; +} + QString ODevice::vendorString ( ) { @@ -252,4 +269,6 @@ void ODeviceIPAQ::init ( ) #include <fcntl.h> #include <sys/ioctl.h> +#include <signal.h> +#include <sys/time.h> #include <linux/soundcard.h> #include <qapplication.h> @@ -271,4 +290,47 @@ typedef struct h3600_ts_led { +//#include <linux/apm_bios.h> + +//#define APM_IOC_SUSPEND _IO('A',2) + +#define APM_IOC_SUSPEND (( 0<<30 ) | ( 'A'<<8 ) | ( 2 ) | ( 0<<16 )) + + +void ODeviceIPAQ::tstp_sighandler ( int ) +{ +} + + +bool ODeviceIPAQ::suspend ( ) +{ + int fd; + bool res = false; + + if (( fd = ::open ( "/dev/apm_bios", O_RDWR )) >= 0 ) { + struct timeval tvs, tvn; + + ::signal ( SIGTSTP, tstp_sighandler ); + ::gettimeofday ( &tvs, 0 ); + + res = ( ::ioctl ( fd, APM_IOC_SUSPEND ) == 0 ); + ::close ( fd ); + + if ( res ) { + ::kill ( -::getpid ( ), SIGTSTP ); + + do { + ::usleep ( 200 * 1000 ); + ::gettimeofday ( &tvn, 0 ); + } while ((( tvn. tv_sec - tvs. tv_sec ) * 1000 + ( tvn. tv_usec - tvs. tv_usec ) / 1000 ) < 1500 ); + + ::kill ( -::getpid ( ), SIGCONT ); + } + + ::signal ( SIGTSTP, SIG_DFL ); + } + return res; +} + + void ODeviceIPAQ::alarmSound ( ) { diff --git a/libopie/odevice.h b/libopie/odevice.h index b54e576..eeae357 100644 --- a/libopie/odevice.h +++ b/libopie/odevice.h @@ -66,5 +66,7 @@ public: public: static ODevice *inst ( ); - + +// system + virtual bool suspend ( ); // information |