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port "liveness" checks and a couple of other things from the 4.3 branch.

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Liveness checks are used to validate persistent socket connects when they
are re-used.
This commit is contained in:
Wez Furlong 2003-11-27 17:39:01 +00:00
parent 43698d6dbb
commit 3ee72aa5be
3 changed files with 33 additions and 10 deletions
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4
main/php_streams.h
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@ -358,6 +358,10 @@ PHPAPI int _php_stream_truncate_set_size(php_stream *stream, size_t newsize TSRM
#define PHP_STREAM_OPTION_META_DATA_API 11 /* ptrparam is a zval* to which to add meta data information */
#define php_stream_populate_meta_data(stream, zv) (_php_stream_set_option((stream), PHP_STREAM_OPTION_META_DATA_API, 0, zv TSRMLS_CC) == PHP_STREAM_OPTION_RETURN_OK ? 1 : 0)
/* Check if the stream is still "live"; for sockets/pipes this means the socket
* is still connected; for files, this does not really have meaning */
#define PHP_STREAM_OPTION_CHECK_LIVENESS 12 /* no parameters */
#define PHP_STREAM_OPTION_RETURN_OK 0 /* option set OK */
#define PHP_STREAM_OPTION_RETURN_ERR -1 /* problem setting option */
#define PHP_STREAM_OPTION_RETURN_NOTIMPL -2 /* underlying stream does not implement; streams can handle it instead */