diff options
Diffstat (limited to 'ext/zlib/zlib_fopen_wrapper.c')
| -rw-r--r-- | ext/zlib/zlib_fopen_wrapper.c | 182 |
1 files changed, 0 insertions, 182 deletions
diff --git a/ext/zlib/zlib_fopen_wrapper.c b/ext/zlib/zlib_fopen_wrapper.c deleted file mode 100644 index a1e897b7af..0000000000 --- a/ext/zlib/zlib_fopen_wrapper.c +++ /dev/null @@ -1,182 +0,0 @@ -/* - +----------------------------------------------------------------------+ - | PHP Version 5 | - +----------------------------------------------------------------------+ - | Copyright (c) 1997-2004 The PHP Group | - +----------------------------------------------------------------------+ - | This source file is subject to version 3.0 of the PHP license, | - | that is bundled with this package in the file LICENSE, and is | - | available through the world-wide-web at the following url: | - | http://www.php.net/license/3_0.txt. | - | If you did not receive a copy of the PHP license and are unable to | - | obtain it through the world-wide-web, please send a note to | - | license@php.net so we can mail you a copy immediately. | - +----------------------------------------------------------------------+ - | Author: Wez Furlong <wez@thebrainroom.com>, based on work by: | - | Hartmut Holzgraefe <hholzgra@php.net> | - +----------------------------------------------------------------------+ - */ - -/* $Id$ */ - -#define _GNU_SOURCE - -#include "php.h" -#include "php_zlib.h" -#include "fopen_wrappers.h" - -struct php_gz_stream_data_t { - gzFile gz_file; -}; - -static size_t php_gziop_read(php_stream *stream, char *buf, size_t count TSRMLS_DC) -{ - struct php_gz_stream_data_t *self = (struct php_gz_stream_data_t *) stream->abstract; - int read; - - read = gzread(self->gz_file, buf, count); - - if (gzeof(self->gz_file)) { - stream->eof = 1; - } - - return (read < 0) ? 0 : read; -} - -static size_t php_gziop_write(php_stream *stream, const char *buf, size_t count TSRMLS_DC) -{ - struct php_gz_stream_data_t *self = (struct php_gz_stream_data_t *) stream->abstract; - int wrote; - - wrote = gzwrite(self->gz_file, (char *) buf, count); - - return (wrote < 0) ? 0 : wrote; -} - -static int php_gziop_seek(php_stream *stream, off_t offset, int whence, off_t *newoffs TSRMLS_DC) -{ - struct php_gz_stream_data_t *self = (struct php_gz_stream_data_t *) stream->abstract; - - assert(self != NULL); - - *newoffs = gzseek(self->gz_file, offset, whence); - - return (*newoffs < 0) ? -1 : 0; -} - -static int php_gziop_close(php_stream *stream, int close_handle TSRMLS_DC) -{ - struct php_gz_stream_data_t *self = (struct php_gz_stream_data_t *) stream->abstract; - int ret = EOF; - - if (close_handle) { - if (self->gz_file) { - ret = gzclose(self->gz_file); - self->gz_file = NULL; - } - } - efree(self); - - return ret; -} - -static int php_gziop_flush(php_stream *stream TSRMLS_DC) -{ - struct php_gz_stream_data_t *self = (struct php_gz_stream_data_t *) stream->abstract; - - return gzflush(self->gz_file, Z_SYNC_FLUSH); -} - -php_stream_ops php_stream_gzio_ops = { - php_gziop_write, php_gziop_read, - php_gziop_close, php_gziop_flush, - "ZLIB", - php_gziop_seek, - NULL, /* cast */ - NULL, /* stat */ - NULL /* set_option */ -}; - -php_stream *php_stream_gzopen(php_stream_wrapper *wrapper, char *path, char *mode, int options, - char **opened_path, php_stream_context *context STREAMS_DC TSRMLS_DC) -{ - struct php_gz_stream_data_t *self; - php_stream *stream = NULL, *innerstream = NULL; - - /* sanity check the stream: it can be either read-only or write-only */ - if (strchr(mode, '+')) { - if (options & REPORT_ERRORS) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "cannot open a zlib stream for reading and writing at the same time!"); - } - return NULL; - } - - self = emalloc(sizeof(*self)); - - if (strncasecmp("compress.zlib://", path, 16) == 0) { - path += 16; - } else if (strncasecmp("zlib:", path, 5) == 0) { - path += 5; - } - - innerstream = php_stream_open_wrapper(path, mode, STREAM_MUST_SEEK | options | STREAM_WILL_CAST, opened_path); - - if (innerstream) { - int fd; - - if (SUCCESS == php_stream_cast(innerstream, PHP_STREAM_AS_FD | PHP_STREAM_CAST_RELEASE, (void **) &fd, REPORT_ERRORS)) { - self->gz_file = gzdopen(fd, mode); - if (self->gz_file) { - stream = php_stream_alloc_rel(&php_stream_gzio_ops, self, 0, mode); - if (stream) { - stream->flags |= PHP_STREAM_FLAG_NO_BUFFER; - return stream; - } - gzclose(self->gz_file); - } - if (options & REPORT_ERRORS) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "gzopen failed"); - } - } else if (innerstream) { - php_stream_close(innerstream); - } - } - - if (stream) { - php_stream_close(stream); - } - - if (self) { - efree(self); - } - - return NULL; -} - -static php_stream_wrapper_ops gzip_stream_wops = { - php_stream_gzopen, - NULL, /* close */ - NULL, /* stat */ - NULL, /* stat_url */ - NULL, /* opendir */ - "ZLIB", - NULL, /* unlink */ - NULL, /* rename */ - NULL, /* mkdir */ - NULL /* rmdir */ -}; - -php_stream_wrapper php_stream_gzip_wrapper = { - &gzip_stream_wops, - NULL, - 0, /* is_url */ -}; - -/* - * Local variables: - * tab-width: 4 - * c-basic-offset: 4 - * End: - * vim600: noet sw=4 ts=4 fdm=marker - * vim<600: noet sw=4 ts=4 - */ |