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BSession no longer a parent class

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Removed deprecated reply functions
Global protocol change - reply port attached last, not first
Still uses BSession-style messaging (msg code attached to buffer followed by attachement data)


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@4935 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
DarkWyrm
2003-10-03 22:23:17 +00:00
parent 55c8a39e56
commit b8b711a00d
1 changed files with 54 additions and 145 deletions
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src/kits/app/PortLink.cpp
+52 -143
View File
@@ -1,180 +1,87 @@
#include <malloc.h> #include <malloc.h>
#include <ServerProtocol.h>
#include "PortLink.h" #include "PortLink.h"
#include "PortMessage.h" #include "PortMessage.h"
PortLink::PortLink( port_id port) PortLink::PortLink(port_id port)
: BSession( 0, 0, true )
{ {
port_info pi;
port_ok = (get_port_info(port, &pi)==B_OK)? true: false;
port_info pi; fSendPort=port;
port_ok = (get_port_info(port, &pi) == B_OK)? true: false; fReceivePort=create_port(30,"PortLink reply port");
fSendPort = port; fSendCode=0;
fReceivePort = create_port(30,"PortLink reply port"); fSendBuffer=(char*)malloc(4096);
fSendPosition=4;
fSendCode = 0;
fSendBuffer = NULL;
fSendPosition = 4;
fReceiveBuffer = NULL;
fReceiveSize = 0;
fReceivePosition = 0;
fSendBuffer = (char*)malloc(4096);
//fReceiveBuffer = (char*)malloc(4096);
} }
//------------------------------------------------------------------------------
PortLink::PortLink( const PortLink &link ) PortLink::PortLink( const PortLink &link )
: BSession( 0, 0, true )
{ {
port_ok = link.port_ok; port_ok=link.port_ok;
fSendPort = link.fSendPort; fSendPort=link.fSendPort;
fReceivePort = create_port(30,"PortLink reply port"); fReceivePort=create_port(30,"PortLink reply port");
fSendCode = 0; fSendCode = 0;
fSendBuffer = NULL;
fSendPosition = 4;
fReceiveBuffer = NULL;
fReceiveSize = 0;
fReceivePosition = 0;
fSendBuffer = (char*)malloc(4096); fSendBuffer = (char*)malloc(4096);
//fReceiveBuffer = (char*)malloc(4096); fSendPosition = 4;
}
void PortLink::SetOpCode( int32 code )
{
fSendCode=code;
int32 *cast=(int32*)fSendBuffer;
*cast=code;
} }
//------------------------------------------------------------------------------
void PortLink::SetOpCode( int32 code ){
fSendCode = code;
}
//------------------------------------------------------------------------------
void PortLink::SetPort( port_id port ){
port_info pi;
fSendPort = port; void PortLink::SetPort( port_id port )
port_ok = (get_port_info(port, &pi) == B_OK)? true: false; {
port_info pi;
fSendPort=port;
port_ok=(get_port_info(port, &pi) == B_OK)? true: false;
} }
//------------------------------------------------------------------------------
port_id PortLink::GetPort(){ port_id PortLink::GetPort()
{
return fSendPort; return fSendPort;
} }
//------------------------------------------------------------------------------
status_t PortLink::Flush( bigtime_t timeout = B_INFINITE_TIMEOUT ){ status_t PortLink::Flush(bigtime_t timeout=B_INFINITE_TIMEOUT)
{
status_t write_stat; status_t write_stat;
if(!port_ok) { if(!port_ok)
return B_BAD_VALUE; return B_BAD_VALUE;
}
if( timeout != B_INFINITE_TIMEOUT ) if(timeout!=B_INFINITE_TIMEOUT)
write_stat = write_port_etc(fSendPort, fSendCode, fSendBuffer + 4, write_stat=write_port_etc(fSendPort, AS_SERVER_SESSION, fSendBuffer,
fSendPosition - 4 , B_TIMEOUT, timeout); fSendPosition, B_TIMEOUT, timeout);
else else
write_stat = write_port( fSendPort, fSendCode, fSendBuffer + 4, write_stat=write_port(fSendPort, AS_SERVER_SESSION, fSendBuffer, fSendPosition);
fSendPosition - 4 );
fSendPosition = 4; fSendPosition=4;
return write_stat; return write_stat;
} }
//------------------------------------------------------------------------------
int8* PortLink::FlushWithReply(int32 *code, status_t *status, ssize_t *buffersize,
bigtime_t timeout=B_INFINITE_TIMEOUT)
{
if(!port_ok){
*status = B_BAD_VALUE;
return NULL;
}
// attach our port_id first status_t PortLink::FlushWithReply( PortMessage *msg,bigtime_t timeout=B_INFINITE_TIMEOUT )
*((int32*)fSendBuffer) = fReceivePort;
// Flush the thing....FOOSH! :P
write_port(fSendPort, fSendCode, fSendBuffer, fSendPosition);
fSendPosition = 4;
// Now we wait for the reply
int8 *buffer = NULL;
if( timeout == B_INFINITE_TIMEOUT )
{
*buffersize = port_buffer_size(fReceivePort);
if( *buffersize > 0 )
buffer = new int8[*buffersize];
read_port( fReceivePort, code, buffer, *buffersize);
}
else
{
*buffersize = port_buffer_size_etc( fReceivePort, 0, timeout);
if( *buffersize == B_TIMED_OUT )
{
*status = *buffersize;
return NULL;
}
if( *buffersize > 0 )
buffer = new int8[*buffersize];
read_port(fReceivePort, code, buffer, *buffersize);
}
// We got this far, so we apparently have some data
*status = B_OK;
return buffer;
}
//------------------------------------------------------------------------------
status_t PortLink::FlushWithReply( PortLink::ReplyData *data,
bigtime_t timeout=B_INFINITE_TIMEOUT )
{
if(!port_ok || !data)
return B_BAD_VALUE;
// attach our port_id first
*((int32*)fSendBuffer) = fReceivePort;
// Flush the thing....FOOSH! :P
write_port(fSendPort, fSendCode, fSendBuffer, fSendPosition);
fSendPosition = 4;
// Now we wait for the reply
if( timeout == B_INFINITE_TIMEOUT )
{
data->buffersize = port_buffer_size(fReceivePort);
if( data->buffersize > 0 )
data->buffer = new int8[data->buffersize];
read_port( fReceivePort, &(data->code), data->buffer, data->buffersize);
}
else
{
data->buffersize = port_buffer_size_etc( fReceivePort, 0, timeout);
if( data->buffersize == B_TIMED_OUT )
return B_TIMED_OUT;
if( data->buffersize > 0 )
data->buffer = new int8[data->buffersize];
read_port( fReceivePort, &(data->code), data->buffer, data->buffersize);
}
// We got this far, so we apparently have some data
return B_OK;
}
//------------------------------------------------------------------------------
status_t PortLink::FlushWithReply( PortMessage *msg,
bigtime_t timeout=B_INFINITE_TIMEOUT )
{ {
if(!port_ok || !msg) if(!port_ok || !msg)
return B_BAD_VALUE; return B_BAD_VALUE;
// attach our port_id first // attach our reply port_id at the end
*((int32*)fSendBuffer) = fReceivePort; Attach<int32>(fReceivePort);
// Flush the thing....FOOSH! :P // Flush the thing....FOOSH! :P
write_port(fSendPort, fSendCode, fSendBuffer, fSendPosition); write_port(fSendPort, fSendCode, fSendBuffer, fSendPosition);
fSendPosition = 4; fSendPosition = 4;
// Now we wait for the reply // Now we wait for the reply
ssize_t rbuffersize; ssize_t rbuffersize;
int8 *rbuffer = NULL; int8 *rbuffer = NULL;
int32 rcode; int32 rcode;
if( timeout == B_INFINITE_TIMEOUT ) if( timeout == B_INFINITE_TIMEOUT )
{ {
@@ -190,7 +97,7 @@ status_t PortLink::FlushWithReply( PortMessage *msg,
return B_TIMED_OUT; return B_TIMED_OUT;
if( rbuffersize > 0 ) if( rbuffersize > 0 )
rbuffer = new int8[rbuffersize]; rbuffer = new int8[rbuffersize];
read_port( fReceivePort, &rcode, rbuffer, rbuffersize); read_port( fReceivePort, &rcode, rbuffer, rbuffersize);
} }
@@ -200,8 +107,9 @@ status_t PortLink::FlushWithReply( PortMessage *msg,
return B_OK; return B_OK;
} }
//------------------------------------------------------------------------------
status_t PortLink::Attach(const void *data, size_t size){ status_t PortLink::Attach(const void *data, size_t size)
{
if (size <= 0) if (size <= 0)
return B_ERROR; return B_ERROR;
@@ -212,8 +120,9 @@ status_t PortLink::Attach(const void *data, size_t size){
} }
return B_NO_MEMORY; return B_NO_MEMORY;
} }
//------------------------------------------------------------------------------
void PortLink::MakeEmpty(){ void PortLink::MakeEmpty()
{
fSendPosition = 4; fSendPosition = 4;
} }
//------------------------------------------------------------------------------