branch.
#define PHP_BZ_ERRSTR 1
#define PHP_BZ_ERRBOTH 2
-/* Blocksize of the decompression buffer */
-#define PHP_BZ_DECOMPRESS_SIZE 4096
-
function_entry bz2_functions[] = {
PHP_FE(bzopen, NULL)
PHP_FE(bzread, NULL)
Decompresses BZip2 compressed data */
PHP_FUNCTION(bzdecompress)
{
- zval **source, /* Source data to decompress */
- **zsmall; /* (Optional) user specified small */
- char *dest; /* Destination buffer, initially allocated */
- int error, /* Error container */
- iter = 1, /* Iteration count for the compression loop */
- size, /* Current size to realloc the dest buffer to */
- dest_len = PHP_BZ_DECOMPRESS_SIZE, /* Size of the destination length */
- small = 0, /* The actual small */
- argc = ZEND_NUM_ARGS(); /* Argument count */
-
- if (argc < 1 || argc > 2 || zend_get_parameters_ex(argc, &source, &zsmall) == FAILURE) {
- WRONG_PARAM_COUNT;
+ char *source, *dest;
+ int source_len, error;
+ long small = 0;
+ unsigned int size = 0;
+ bz_stream bzs;
+
+ if (FAILURE == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|l", &source, &source_len, &small)) {
+ RETURN_FALSE;
}
- convert_to_string_ex(source);
-
- /* optional small argument handling */
- if (argc > 1) {
- convert_to_long_ex(zsmall);
- small = Z_LVAL_PP(zsmall);
+ bzs.bzalloc = NULL;
+ bzs.bzfree = NULL;
+
+ if (BZ2_bzDecompressInit(&bzs, 0, small) != BZ_OK) {
+ RETURN_FALSE;
}
- /* Depending on the size of the source buffer, either allocate
- the length of the source buffer or the a default decompression
- size */
- dest = emalloc(PHP_BZ_DECOMPRESS_SIZE > Z_STRLEN_PP(source) ? PHP_BZ_DECOMPRESS_SIZE : Z_STRLEN_PP(source));
-
- /* (de)Compression Loop */
- do {
- /* Handle the (re)allocation of the buffer */
- size = dest_len * iter;
- if (iter > 1) {
- dest = erealloc(dest, size);
- }
- ++iter;
+ bzs.next_in = source;
+ bzs.avail_in = source_len;
- /* Perform the decompression */
- error = BZ2_bzBuffToBuffDecompress(dest, &size, Z_STRVAL_PP(source), Z_STRLEN_PP(source), small, 0);
- } while (error == BZ_OUTBUFF_FULL);
+ /* in most cases bz2 offers at least 2:1 compression, so we use that as our base */
+ bzs.avail_out = source_len * 2;
+ bzs.next_out = dest = emalloc(bzs.avail_out + 1);
- if (error != BZ_OK) {
- efree(dest);
- RETURN_LONG(error);
- } else {
- /* we might have allocated a little to much, so erealloc the buffer
- down to size, before returning it */
+ while ((error = BZ2_bzDecompress(&bzs)) == BZ_OK && bzs.avail_in > 0) {
+ /* compression is better then 2:1, need to allocate more memory */
+ bzs.avail_out = source_len;
+ size = (bzs.total_out_hi32 << 32) + bzs.total_out_lo32;
+ dest = erealloc(dest, size + bzs.avail_out + 1);
+ bzs.next_out = dest + size;
+ }
+
+ if (error == BZ_STREAM_END || error == BZ_OK) {
+ size = (bzs.total_out_hi32 << 32) + bzs.total_out_lo32;
dest = erealloc(dest, size + 1);
- dest[size] = 0;
- RETURN_STRINGL(dest, size, 0);
+ dest[size] = '\0';
+ RETVAL_STRINGL(dest, size, 0);
+ } else { /* real error */
+ efree(dest);
+ RETVAL_LONG(error);
}
+
+ BZ2_bzDecompressEnd(&bzs);
}
/* }}} */
--- /dev/null
+./" +----------------------------------------------------------------------+
+./" | 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: Jakub Vrana <vrana@php.net> |
+./" +----------------------------------------------------------------------+
+./"
+./" $Id$
+./"
+.TH php\-config 1 "Apr 2005" "The PHP Group" "Scripting Language"
+.SH NAME
+.TP 15
+.B php\-config
+Get information about PHP configuration
+.SH SYNOPSIS
+.B php\-config
+[options]
+.LP
+.SH DESCRIPTION
+.B php\-config
+is a simple shell script for obtaining information about installed PHP configuration.
+.SH OPTIONS
+.TP 15
+.PD 0
+.B \-\-prefix
+Directory prefix where PHP is installed, e.g. /usr/local
+.TP
+.PD 0
+.B \-\-includes
+List of \-I options with all include files
+.TP
+.PD 0
+.B \-\-ldflags
+LD Flags which PHP was compiled with
+.TP
+.PD 0
+.B \-\-libs
+Extra libraries which PHP was compiled with
+.TP
+.PD 0
+.B \-\-extension-dir
+Directory where extensions are searched by default
+.TP
+.PD 0
+.B \-\-version
+PHP version
+.TP
+.PD 1
+.P
+.SH SEE ALSO
+.BR php (1)
+.SH VERSION INFORMATION
+This manpage describes \fBphp\fP, version @PHP_VERSION@.
+.SH COPYRIGHT
+Copyright \(co 1997\-2005 The PHP Group
+.LP
+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
+.PD 0
+.P
+.B http://www.php.net/license/3_0.txt
+.PD 1
+.P
+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
+.B license@php.net
+so we can mail you a copy immediately.
--- /dev/null
+./" +----------------------------------------------------------------------+
+./" | 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: Jakub Vrana <vrana@php.net> |
+./" +----------------------------------------------------------------------+
+./"
+./" $Id$
+./"
+.TH phpize 1 "Apr 2005" "The PHP Group" "Scripting Language"
+.SH NAME
+.TP 15
+.B phpize
+Prepare PHP extension for compiling
+.SH SYNOPSIS
+.B phpize
+[options]
+.LP
+.SH DESCRIPTION
+.B phpize
+is a shell script to prepare PHP extension for compiling.
+.SH OPTIONS
+.TP 15
+.PD 0
+.B \-\-clean
+Remove all created files
+.TP
+.PD 0
+.B \-\-help
+Prints usage information
+.TP
+.PD 0
+.B \-\-version
+.TP
+.PD 1
+.B \-v
+Prints API version information
+.TP
+.PD 1
+.P
+.SH SEE ALSO
+.BR php (1)
+.SH VERSION INFORMATION
+This manpage describes \fBphp\fP, version @PHP_VERSION@.
+.SH COPYRIGHT
+Copyright \(co 1997\-2005 The PHP Group
+.LP
+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
+.PD 0
+.P
+.B http://www.php.net/license/3_0.txt
+.PD 1
+.P
+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
+.B license@php.net
+so we can mail you a copy immediately.
projects / php / commitdiff