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| author | Michael Brown | 2007-01-30 13:17:03 +0100 |
|---|---|---|
| committer | Michael Brown | 2007-01-30 13:17:03 +0100 |
| commit | 2f7eac16467abd7f5a354ceea42af8502c0d5f21 (patch) | |
| tree | fcfadd24a21247a45f5c0e55a6ed19a6120006e3 /src/include | |
| parent | Definition of a (hopefully) generic stream API (diff) | |
| download | ipxe-2f7eac16467abd7f5a354ceea42af8502c0d5f21.tar.gz ipxe-2f7eac16467abd7f5a354ceea42af8502c0d5f21.tar.xz ipxe-2f7eac16467abd7f5a354ceea42af8502c0d5f21.zip | |
Low-overhead filter streams
Diffstat (limited to 'src/include')
| -rw-r--r-- | src/include/gpxe/filter.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/src/include/gpxe/filter.h b/src/include/gpxe/filter.h new file mode 100644 index 000000000..585bbe15d --- /dev/null +++ b/src/include/gpxe/filter.h @@ -0,0 +1,44 @@ +#ifndef _GPXE_FILTER_H +#define _GPXE_FILTER_H + +/** @file + * + * Filter streams + */ + +#include <gpxe/stream.h> + +/** A filter stream */ +struct filter_stream { + /** Upstream + * + * This is the end pointing towards the top-level application + * (e.g. HTTP). + */ + struct stream_connection upstream; + /** Downstream + * + * This is the end pointing towards the bottom-level + * connection (e.g. TCP). + */ + struct stream_application downstream; +}; + +extern void filter_connected ( struct stream_application *app ); +extern void filter_closed ( struct stream_application *app, int rc ); +extern void filter_senddata ( struct stream_application *app, + void *data, size_t len ); +extern void filter_acked ( struct stream_application *app, size_t len ); +extern void filter_newdata ( struct stream_application *app, + void *data, size_t len ); + +extern int filter_bind ( struct stream_connection *conn, + struct sockaddr *local ); +extern int filter_connect ( struct stream_connection *conn, + struct sockaddr *peer ); +extern void filter_close ( struct stream_connection *conn ); +extern int filter_send ( struct stream_connection *conn, + void *data, size_t len ); +extern int filter_kick ( struct stream_connection *conn ); + +#endif /* _GPXE_FILTER_H */ |