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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 12:38:04 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 12:38:04 +0000 |
commit | 1ff5c35de5dbd70a782875a91dd2232fd01b002b (patch) | |
tree | 77d9ce5e1bf78b3e6ef79f8f6e7861e2ced3c09b /vendor/psr/http-message/src/StreamInterface.php | |
parent | Initial commit. (diff) | |
download | icinga-php-library-db00f2fd38bc3063de0d7b1412949bc50f248a1f.tar.xz icinga-php-library-db00f2fd38bc3063de0d7b1412949bc50f248a1f.zip |
Adding upstream version 0.10.1.upstream/0.10.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | vendor/psr/http-message/src/StreamInterface.php | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/vendor/psr/http-message/src/StreamInterface.php b/vendor/psr/http-message/src/StreamInterface.php new file mode 100644 index 0000000..f68f391 --- /dev/null +++ b/vendor/psr/http-message/src/StreamInterface.php @@ -0,0 +1,158 @@ +<?php + +namespace Psr\Http\Message; + +/** + * Describes a data stream. + * + * Typically, an instance will wrap a PHP stream; this interface provides + * a wrapper around the most common operations, including serialization of + * the entire stream to a string. + */ +interface StreamInterface +{ + /** + * Reads all data from the stream into a string, from the beginning to end. + * + * This method MUST attempt to seek to the beginning of the stream before + * reading data and read the stream until the end is reached. + * + * Warning: This could attempt to load a large amount of data into memory. + * + * This method MUST NOT raise an exception in order to conform with PHP's + * string casting operations. + * + * @see http://php.net/manual/en/language.oop5.magic.php#object.tostring + * @return string + */ + public function __toString(); + + /** + * Closes the stream and any underlying resources. + * + * @return void + */ + public function close(); + + /** + * Separates any underlying resources from the stream. + * + * After the stream has been detached, the stream is in an unusable state. + * + * @return resource|null Underlying PHP stream, if any + */ + public function detach(); + + /** + * Get the size of the stream if known. + * + * @return int|null Returns the size in bytes if known, or null if unknown. + */ + public function getSize(); + + /** + * Returns the current position of the file read/write pointer + * + * @return int Position of the file pointer + * @throws \RuntimeException on error. + */ + public function tell(); + + /** + * Returns true if the stream is at the end of the stream. + * + * @return bool + */ + public function eof(); + + /** + * Returns whether or not the stream is seekable. + * + * @return bool + */ + public function isSeekable(); + + /** + * Seek to a position in the stream. + * + * @link http://www.php.net/manual/en/function.fseek.php + * @param int $offset Stream offset + * @param int $whence Specifies how the cursor position will be calculated + * based on the seek offset. Valid values are identical to the built-in + * PHP $whence values for `fseek()`. SEEK_SET: Set position equal to + * offset bytes SEEK_CUR: Set position to current location plus offset + * SEEK_END: Set position to end-of-stream plus offset. + * @throws \RuntimeException on failure. + */ + public function seek($offset, $whence = SEEK_SET); + + /** + * Seek to the beginning of the stream. + * + * If the stream is not seekable, this method will raise an exception; + * otherwise, it will perform a seek(0). + * + * @see seek() + * @link http://www.php.net/manual/en/function.fseek.php + * @throws \RuntimeException on failure. + */ + public function rewind(); + + /** + * Returns whether or not the stream is writable. + * + * @return bool + */ + public function isWritable(); + + /** + * Write data to the stream. + * + * @param string $string The string that is to be written. + * @return int Returns the number of bytes written to the stream. + * @throws \RuntimeException on failure. + */ + public function write($string); + + /** + * Returns whether or not the stream is readable. + * + * @return bool + */ + public function isReadable(); + + /** + * Read data from the stream. + * + * @param int $length Read up to $length bytes from the object and return + * them. Fewer than $length bytes may be returned if underlying stream + * call returns fewer bytes. + * @return string Returns the data read from the stream, or an empty string + * if no bytes are available. + * @throws \RuntimeException if an error occurs. + */ + public function read($length); + + /** + * Returns the remaining contents in a string + * + * @return string + * @throws \RuntimeException if unable to read or an error occurs while + * reading. + */ + public function getContents(); + + /** + * Get stream metadata as an associative array or retrieve a specific key. + * + * The keys returned are identical to the keys returned from PHP's + * stream_get_meta_data() function. + * + * @link http://php.net/manual/en/function.stream-get-meta-data.php + * @param string $key Specific metadata to retrieve. + * @return array|mixed|null Returns an associative array if no key is + * provided. Returns a specific key value if a key is provided and the + * value is found, or null if the key is not found. + */ + public function getMetadata($key = null); +} |