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Add start() event 

Add "xfer" to all xfer functions and "job" to all job functions.
pull/1/head
Michael Brown 2007-05-01 00:07:57 +00:00
parent a90a9adbd7
commit e3dcb9a1ad
4 changed files with 137 additions and 62 deletions
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20
src/core/job.c
View File

@ -26,10 +26,11 @@
* *
*/ */
void done ( struct job_interface *job, int rc ) { void job_done ( struct job_interface *job, int rc ) {
struct job_interface *dest = job_dest ( job ); struct job_interface *dest = job_dest ( job );
dest->op->done ( dest, rc ); dest->op->done ( dest, rc );
job_unplug ( job );
} }
/**************************************************************************** /****************************************************************************
@ -41,24 +42,29 @@ void done ( struct job_interface *job, int rc ) {
* *
*/ */
void ignore_done ( struct job_interface *job __unused, int rc __unused ) { void ignore_job_start ( struct job_interface *job __unused ) {
/* Nothing to do */ /* Nothing to do */
} }
void ignore_kill ( struct job_interface *job __unused ) { void ignore_job_done ( struct job_interface *job __unused, int rc __unused ) {
/* Nothing to do */ /* Nothing to do */
} }
void ignore_progress ( struct job_interface *job __unused, void ignore_job_kill ( struct job_interface *job __unused ) {
/* Nothing to do */
}
void ignore_job_progress ( struct job_interface *job __unused,
struct job_progress *progress ) { struct job_progress *progress ) {
memset ( progress, 0, sizeof ( *progress ) ); memset ( progress, 0, sizeof ( *progress ) );
} }
/** Null job control interface operations */ /** Null job control interface operations */
struct job_interface_operations null_job_ops = { struct job_interface_operations null_job_ops = {
.done = ignore_done, .start = ignore_job_start,
.kill = ignore_kill, .done = ignore_job_done,
.progress = ignore_progress, .kill = ignore_job_kill,
.progress = ignore_job_progress,
}; };
/** /**

59
src/core/xfer.c
View File

@ -32,7 +32,7 @@
* @v xfer Data transfer interface * @v xfer Data transfer interface
* @v rc Reason for close * @v rc Reason for close
*/ */
void close ( struct xfer_interface *xfer, int rc ) { void xfer_close ( struct xfer_interface *xfer, int rc ) {
struct xfer_interface *dest = xfer_dest ( xfer ); struct xfer_interface *dest = xfer_dest ( xfer );
dest->op->close ( dest, rc ); dest->op->close ( dest, rc );
@ -46,7 +46,7 @@ void close ( struct xfer_interface *xfer, int rc ) {
* @v pos New position * @v pos New position
* @ret rc Return status code * @ret rc Return status code
*/ */
int seek ( struct xfer_interface *xfer, size_t pos ) { int xfer_seek ( struct xfer_interface *xfer, size_t pos ) {
struct xfer_interface *dest = xfer_dest ( xfer ); struct xfer_interface *dest = xfer_dest ( xfer );
return dest->op->seek ( dest, pos ); return dest->op->seek ( dest, pos );
@ -60,7 +60,7 @@ int seek ( struct xfer_interface *xfer, size_t pos ) {
* @v args Remaining arguments depend upon location type * @v args Remaining arguments depend upon location type
* @ret rc Return status code * @ret rc Return status code
*/ */
int vredirect ( struct xfer_interface *xfer, int type, va_list args ) { int xfer_vredirect ( struct xfer_interface *xfer, int type, va_list args ) {
struct xfer_interface *dest = xfer_dest ( xfer ); struct xfer_interface *dest = xfer_dest ( xfer );
return dest->op->vredirect ( dest, type, args ); return dest->op->vredirect ( dest, type, args );
@ -74,12 +74,12 @@ int vredirect ( struct xfer_interface *xfer, int type, va_list args ) {
* @v ... Remaining arguments depend upon location type * @v ... Remaining arguments depend upon location type
* @ret rc Return status code * @ret rc Return status code
*/ */
int redirect ( struct xfer_interface *xfer, int type, ... ) { int xfer_redirect ( struct xfer_interface *xfer, int type, ... ) {
va_list args; va_list args;
int rc; int rc;
va_start ( args, type ); va_start ( args, type );
rc = vredirect ( xfer, type, args ); rc = xfer_vredirect ( xfer, type, args );
va_end ( args ); va_end ( args );
return rc; return rc;
} }
@ -91,7 +91,7 @@ int redirect ( struct xfer_interface *xfer, int type, ... ) {
* @v iobuf Datagram I/O buffer * @v iobuf Datagram I/O buffer
* @ret rc Return status code * @ret rc Return status code
*/ */
int deliver ( struct xfer_interface *xfer, struct io_buffer *iobuf ) { int xfer_deliver ( struct xfer_interface *xfer, struct io_buffer *iobuf ) {
struct xfer_interface *dest = xfer_dest ( xfer ); struct xfer_interface *dest = xfer_dest ( xfer );
return dest->op->deliver ( dest, iobuf ); return dest->op->deliver ( dest, iobuf );
@ -104,7 +104,8 @@ int deliver ( struct xfer_interface *xfer, struct io_buffer *iobuf ) {
* @v iobuf Datagram I/O buffer * @v iobuf Datagram I/O buffer
* @ret rc Return status code * @ret rc Return status code
*/ */
int deliver_raw ( struct xfer_interface *xfer, const void *data, size_t len ) { int xfer_deliver_raw ( struct xfer_interface *xfer,
const void *data, size_t len ) {
struct xfer_interface *dest = xfer_dest ( xfer ); struct xfer_interface *dest = xfer_dest ( xfer );
return dest->op->deliver_raw ( dest, data, len ); return dest->op->deliver_raw ( dest, data, len );
@ -120,36 +121,47 @@ int deliver_raw ( struct xfer_interface *xfer, const void *data, size_t len ) {
*/ */
/** /**
* Ignore close() * Ignore start() event
* *
* @v xfer Data transfer interface * @v xfer Data transfer interface
* @v rc Reason for close
*/ */
void ignore_close ( struct xfer_interface *xfer __unused, int rc __unused ) { void ignore_xfer_start ( struct xfer_interface *xfer __unused ) {
/* Nothing to do */ /* Nothing to do */
} }
/** /**
* Ignore vredirect() * Ignore close() event
*
* @v xfer Data transfer interface
* @v rc Reason for close
*/
void ignore_xfer_close ( struct xfer_interface *xfer __unused,
int rc __unused ) {
/* Nothing to do */
}
/**
* Ignore vredirect() event
* *
* @v xfer Data transfer interface * @v xfer Data transfer interface
* @v type New location type * @v type New location type
* @v args Remaining arguments depend upon location type * @v args Remaining arguments depend upon location type
* @ret rc Return status code * @ret rc Return status code
*/ */
int ignore_vredirect ( struct xfer_interface *xfer __unused, int ignore_xfer_vredirect ( struct xfer_interface *xfer __unused,
int type __unused, va_list args __unused ) { int type __unused, va_list args __unused ) {
return 0; return 0;
} }
/** /**
* Ignore seek() * Ignore seek() event
* *
* @v xfer Data transfer interface * @v xfer Data transfer interface
* @v pos New position * @v pos New position
* @ret rc Return status code * @ret rc Return status code
*/ */
int ignore_seek ( struct xfer_interface *xfer __unused, size_t pos __unused ) { int ignore_xfer_seek ( struct xfer_interface *xfer __unused,
size_t pos __unused ) {
return 0; return 0;
} }
@ -163,7 +175,7 @@ int ignore_seek ( struct xfer_interface *xfer __unused, size_t pos __unused ) {
* This function is intended to be used as the deliver() method for * This function is intended to be used as the deliver() method for
* data transfer interfaces that prefer to handle raw data. * data transfer interfaces that prefer to handle raw data.
*/ */
int deliver_as_raw ( struct xfer_interface *xfer, int xfer_deliver_as_raw ( struct xfer_interface *xfer,
struct io_buffer *iobuf ) { struct io_buffer *iobuf ) {
int rc; int rc;
@ -183,7 +195,7 @@ int deliver_as_raw ( struct xfer_interface *xfer,
* This function is intended to be used as the deliver_raw() method * This function is intended to be used as the deliver_raw() method
* for data transfer interfaces that prefer to handle I/O buffers. * for data transfer interfaces that prefer to handle I/O buffers.
*/ */
int deliver_as_iobuf ( struct xfer_interface *xfer, int xfer_deliver_as_iobuf ( struct xfer_interface *xfer,
const void *data, size_t len ) { const void *data, size_t len ) {
struct io_buffer *iobuf; struct io_buffer *iobuf;
@ -196,14 +208,14 @@ int deliver_as_iobuf ( struct xfer_interface *xfer,
} }
/** /**
* Ignore datagram as raw data * Ignore datagram as raw data event
* *
* @v xfer Data transfer interface * @v xfer Data transfer interface
* @v data Data buffer * @v data Data buffer
* @v len Length of data buffer * @v len Length of data buffer
* @ret rc Return status code * @ret rc Return status code
*/ */
int ignore_deliver_raw ( struct xfer_interface *xfer, int ignore_xfer_deliver_raw ( struct xfer_interface *xfer,
const void *data __unused, size_t len ) { const void *data __unused, size_t len ) {
DBGC ( xfer, "XFER %p %zd bytes delivered %s\n", xfer, len, DBGC ( xfer, "XFER %p %zd bytes delivered %s\n", xfer, len,
( ( xfer == &null_xfer ) ? ( ( xfer == &null_xfer ) ?
@ -213,11 +225,12 @@ int ignore_deliver_raw ( struct xfer_interface *xfer,
/** Null data transfer interface operations */ /** Null data transfer interface operations */
struct xfer_interface_operations null_xfer_ops = { struct xfer_interface_operations null_xfer_ops = {
.close = ignore_close, .start = ignore_xfer_start,
.vredirect = ignore_vredirect, .close = ignore_xfer_close,
.seek = ignore_seek, .vredirect = ignore_xfer_vredirect,
.deliver = deliver_as_raw, .seek = ignore_xfer_seek,
.deliver_raw = ignore_deliver_raw, .deliver = xfer_deliver_as_raw,
.deliver_raw = ignore_xfer_deliver_raw,
}; };
/** /**

45
src/include/gpxe/job.h
View File

@ -33,6 +33,11 @@ struct job_interface;
/** Job control interface operations */ /** Job control interface operations */
struct job_interface_operations { struct job_interface_operations {
/** Start job
*
* @v job Job control interface
*/
void ( * start ) ( struct job_interface *job );
/** Job completed /** Job completed
* *
* @v job Job control interface * @v job Job control interface
@ -64,11 +69,12 @@ struct job_interface {
extern struct job_interface null_job; extern struct job_interface null_job;
extern struct job_interface_operations null_job_ops; extern struct job_interface_operations null_job_ops;
extern void done ( struct job_interface *job, int rc ); extern void job_done ( struct job_interface *job, int rc );
extern void ignore_done ( struct job_interface *job, int rc ); extern void ignore_job_start ( struct job_interface *job );
extern void ignore_kill ( struct job_interface *job ); extern void ignore_job_done ( struct job_interface *job, int rc );
extern void ignore_progress ( struct job_interface *job, extern void ignore_job_kill ( struct job_interface *job );
extern void ignore_job_progress ( struct job_interface *job,
struct job_progress *progress ); struct job_progress *progress );
/** /**
@ -108,6 +114,37 @@ job_dest ( struct job_interface *job ) {
return intf_to_job ( job->intf.dest ); return intf_to_job ( job->intf.dest );
} }
/**
* Plug a job control interface into a new destination interface
*
* @v job Job control interface
* @v dest New destination interface
*/
static inline void job_plug ( struct job_interface *job,
struct job_interface *dest ) {
plug ( &job->intf, &dest->intf );
}
/**
* Plug two job control interfaces together
*
* @v a Job control interface A
* @v b Job control interface B
*/
static inline void job_plug_plug ( struct job_interface *a,
struct job_interface *b ) {
plug_plug ( &a->intf, &b->intf );
}
/**
* Unplug a job control interface
*
* @v job Job control interface
*/
static inline void job_unplug ( struct job_interface *job ) {
plug ( &job->intf, &null_job.intf );
}
/** /**
* Stop using a job control interface * Stop using a job control interface
* *

53
src/include/gpxe/xfer.h
View File

@ -21,15 +21,17 @@ struct xfer_interface_operations {
* *
* notification of non-close status - e.g. connected/opened, ... * notification of non-close status - e.g. connected/opened, ...
* *
* seek
*
* prompt for data delivery * prompt for data delivery
* *
* I/O buffer preparation * I/O buffer preparation
* *
*/ */
/** Start data transfer
*
* @v xfer Data transfer interface
*/
void ( * start ) ( struct xfer_interface *xfer );
/** Close interface /** Close interface
* *
* @v xfer Data transfer interface * @v xfer Data transfer interface
@ -60,7 +62,7 @@ struct xfer_interface_operations {
* *
* A data transfer interface that wishes to support only raw * A data transfer interface that wishes to support only raw
* data delivery should set this method to * data delivery should set this method to
* deliver_as_raw(). * xfer_deliver_as_raw().
*/ */
int ( * deliver ) ( struct xfer_interface *xfer, int ( * deliver ) ( struct xfer_interface *xfer,
struct io_buffer *iobuf ); struct io_buffer *iobuf );
@ -73,7 +75,7 @@ struct xfer_interface_operations {
* *
* A data transfer interface that wishes to support only I/O * A data transfer interface that wishes to support only I/O
* buffer delivery should set this method to * buffer delivery should set this method to
* deliver_as_iobuf(). * xfer_deliver_as_iobuf().
*/ */
int ( * deliver_raw ) ( struct xfer_interface *xfer, int ( * deliver_raw ) ( struct xfer_interface *xfer,
const void *data, size_t len ); const void *data, size_t len );
@ -90,23 +92,29 @@ struct xfer_interface {
extern struct xfer_interface null_xfer; extern struct xfer_interface null_xfer;
extern struct xfer_interface_operations null_xfer_ops; extern struct xfer_interface_operations null_xfer_ops;
extern void close ( struct xfer_interface *xfer, int rc ); extern void xfer_start ( struct xfer_interface *xfer );
extern int seek ( struct xfer_interface *xfer, size_t pos ); extern void xfer_close ( struct xfer_interface *xfer, int rc );
extern int vredirect ( struct xfer_interface *xfer, int type, va_list args ); extern int xfer_seek ( struct xfer_interface *xfer, size_t pos );
extern int redirect ( struct xfer_interface *xfer, int type, ... ); extern int xfer_vredirect ( struct xfer_interface *xfer, int type,
extern int deliver ( struct xfer_interface *xfer, struct io_buffer *iobuf ); va_list args );
extern int deliver_raw ( struct xfer_interface *xfer, extern int xfer_redirect ( struct xfer_interface *xfer, int type, ... );
extern int xfer_deliver ( struct xfer_interface *xfer,
struct io_buffer *iobuf );
extern int xfer_deliver_raw ( struct xfer_interface *xfer,
const void *data, size_t len ); const void *data, size_t len );
extern void ignore_close ( struct xfer_interface *xfer, int rc ); extern void ignore_xfer_start ( struct xfer_interface *xfer );
extern int ignore_vredirect ( struct xfer_interface *xfer, extern void ignore_xfer_close ( struct xfer_interface *xfer, int rc );
extern int ignore_xfer_vredirect ( struct xfer_interface *xfer,
int type, va_list args ); int type, va_list args );
extern int ignore_seek ( struct xfer_interface *xfer, size_t pos ); extern int default_xfer_vredirect ( struct xfer_interface *xfer,
extern int deliver_as_raw ( struct xfer_interface *xfer, int type, va_list args );
extern int ignore_xfer_seek ( struct xfer_interface *xfer, size_t pos );
extern int xfer_deliver_as_raw ( struct xfer_interface *xfer,
struct io_buffer *iobuf ); struct io_buffer *iobuf );
extern int deliver_as_iobuf ( struct xfer_interface *xfer, extern int xfer_deliver_as_iobuf ( struct xfer_interface *xfer,
const void *data, size_t len ); const void *data, size_t len );
extern int ignore_deliver_raw ( struct xfer_interface *xfer, extern int ignore_xfer_deliver_raw ( struct xfer_interface *xfer,
const void *data __unused, size_t len ); const void *data __unused, size_t len );
/** /**
@ -157,6 +165,17 @@ static inline void xfer_plug ( struct xfer_interface *xfer,
plug ( &xfer->intf, &dest->intf ); plug ( &xfer->intf, &dest->intf );
} }
/**
* Plug two data transfer interfaces together
*
* @v a Data transfer interface A
* @v b Data transfer interface B
*/
static inline void xfer_plug_plug ( struct xfer_interface *a,
struct xfer_interface *b ) {
plug_plug ( &a->intf, &b->intf );
}
/** /**
* Unplug a data transfer interface * Unplug a data transfer interface
* *