cvs: php4 /ext/bz2 .cvsignore Makefile.in bz2.c config.m4 php_bz2.h

sterling Wed Oct 18 11:32:21 2000 EDT Added files: /php4/ext/bz2 .cvsignore Makefile.in bz2.c config.m4 php_bz2.h Log: Initial commit of the bz2 extension which gives PHP 4 Bzip2 compression abilities. Index: php4/ext/bz2/.cvsignore +++ php4/ext/bz2/.cvsignore deps Makefile *.o *.lo *.la libs libs.mk Index: php4/ext/bz2/Makefile.in +++ php4/ext/bz2/Makefile.in # $Id: Makefile.in,v 1.1 2000/10/18 18:32:21 sterling Exp $ LTLIBRARY_NAME = libbz2.la LTLIBRARY_SOURCES = bz2.c LTLIBRARY_SHARED_NAME = bz2.la include $(top_srcdir)/build/dynlib.mk Index: php4/ext/bz2/bz2.c +++ php4/ext/bz2/bz2.c /* +----------------------------------------------------------------------+ | PHP version 4.0 | +----------------------------------------------------------------------+ | Copyright (c) 1997, 1998, 1999, 2000 The PHP Group | +----------------------------------------------------------------------+ | This source file is subject to version 2.02 of the PHP license, | | that is bundled with this package in the file LICENSE, and is | | available at through the world-wide-web at | | http://www.php.net/license/2_02.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. | +----------------------------------------------------------------------+ | Authors: Sterling Hughes <sterling@php.net> | +----------------------------------------------------------------------+ */ /* $Id: bz2.c,v 1.1 2000/10/18 18:32:21 sterling Exp $ */ #include "php.h" #include "php_bz2.h" #if HAVE_BZ2 /* PHP Includes */ #include "ext/standard/info.h" /* Std includes */ #include <stdio.h> /* Bzip2 includes */ #include <bzlib.h> function_entry bz2_functions[] = { PHP_FE(bzopen, NULL) PHP_FE(bzread, NULL) PHP_FE(bzwrite, NULL) PHP_FE(bzflush, NULL) PHP_FE(bzclose, NULL) PHP_FE(bzerrno, NULL) PHP_FE(bzerrstr, NULL) PHP_FE(bzerror, NULL) PHP_FE(bzcompress, NULL) PHP_FE(bzdecompress, NULL) {NULL, NULL, NULL} }; zend_module_entry bz2_module_entry = { "bz2", bz2_functions, PHP_MINIT(bz2), NULL, NULL, NULL, PHP_MINFO(bz2), STANDARD_MODULE_PROPERTIES }; #ifdef COMPILE_DL_BZ2 ZEND_GET_MODULE(bz2) #endif static void _php_bz2_close_handle(BZFILE *); static void _php_bz2_error_machine(INTERNAL_FUNCTION_PARAMETERS, int); static int le_bz2; PHP_MINIT_FUNCTION(bz2) { le_bz2 = register_list_destructors(_php_bz2_close_handle, NULL); return SUCCESS; } PHP_MINFO_FUNCTION(bz2) { php_info_print_table_start(); php_info_print_table_row(2, "BZip2 support", "enabled"); php_info_print_table_row(2, "BZip2 Version", (char *)BZ2_bzlibVersion()); php_info_print_table_end(); } /* {{{ proto int bzopen(string|int file|fp, string mode) Open a new BZip2 stream */ PHP_FUNCTION(bzopen) { zval **File, **Mode; BZFILE *bz; if (ZEND_NUM_ARGS() != 2 || zend_get_parameters_ex(2, &File, &Mode) == FAILURE) { WRONG_PARAM_COUNT; } convert_to_string_ex(Mode); if (Z_TYPE_PP(File) != IS_RESOURCE) { convert_to_string_ex(File); bz = BZ2_bzopen(Z_STRVAL_PP(File), Z_STRVAL_PP(Mode)); } else { FILE *fp; ZEND_FETCH_RESOURCE(fp, FILE *, File, -1, "File-Handle", php_file_le_fopen()); bz = BZ2_bzdopen(fileno(fp), Z_STRVAL_PP(Mode)); } ZEND_REGISTER_RESOURCE(return_value, bz, le_bz2); } /* }}} */ /* {{{ proto string bzread(int bz[, int len]) Read len bytes from the BZip2 stream given by bz */ PHP_FUNCTION(bzread) { zval **Bz, **Len; BZFILE *bz; void *buf = NULL; int ret, len = 1024, argc = ZEND_NUM_ARGS(); if (argc < 1 || argc > 2 || zend_get_parameters_ex(argc, &Bz, &Len) == FAILURE) { WRONG_PARAM_COUNT; } ZEND_FETCH_RESOURCE(bz, BZFILE *, Bz, -1, "BZFile", le_bz2); if (argc > 1) { convert_to_long_ex(Len); len = Z_LVAL_PP(Len); } buf = emalloc(len + 1); BZ2_bzread(bz, buf, len); RETURN_STRING((char *)buf, 1); } /* }}} */ /* {{{ proto int bzwrite(int bz, string data[, int len]) Write data to the BZip2 stream given by bz */ PHP_FUNCTION(bzwrite) { zval **Bz, **Data, **Len; BZFILE *bz; int ret, len, argc = ZEND_NUM_ARGS(); if (argc < 2 || argc > 3 || zend_get_parameters_ex(argc, &Bz, &Data, &Len) == FAILURE) { WRONG_PARAM_COUNT; } convert_to_string_ex(Data); ZEND_FETCH_RESOURCE(bz, BZFILE *, Bz, -1, "BZFile", le_bz2); if (argc > 2) { convert_to_long_ex(Len); len = Z_LVAL_PP(Len); } else { len = Z_STRLEN_PP(Data); } ret = BZ2_bzwrite(bz, (void *)Z_STRVAL_PP(Data), len); RETURN_LONG(ret); } /* }}} */ /* {{{ proto int bzflush(int bz) Flush a BZip2 stream */ PHP_FUNCTION(bzflush) { zval **Bz; BZFILE *bz; int ret; if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &Bz) == FAILURE) { WRONG_PARAM_COUNT; } ZEND_FETCH_RESOURCE(bz, BZFILE *, Bz, -1, "BZFile", le_bz2); ret = BZ2_bzflush(bz); RETURN_LONG(ret); } /* }}} */ /* {{{ proto int bzclose(int bz) Close a BZip2 stream */ PHP_FUNCTION(bzclose) { zval **Bz; BZFILE *bz; if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &Bz) == FAILURE) { WRONG_PARAM_COUNT; } ZEND_FETCH_RESOURCE(bz, BZFILE *, Bz, -1, "BZFile", le_bz2); zend_list_delete(Z_LVAL_PP(Bz)); } /* }}} */ /* {{{ proto int bzerrno(int bz) Return the error number */ PHP_FUNCTION(bzerrno) { _php_bz2_error_machine(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0); } /* }}} */ /* {{{ proto string bzerrstr(int bz) Return the error string */ PHP_FUNCTION(bzerrstr) { _php_bz2_error_machine(INTERNAL_FUNCTION_PARAM_PASSTHRU, 1); } /* }}} */ /* {{{ proto array bzerror(int bz) Return the error number and error string in an associative array */ PHP_FUNCTION(bzerror) { _php_bz2_error_machine(INTERNAL_FUNCTION_PARAM_PASSTHRU, 2); } /* }}} */ /* {{{ proto string bzcompress(string source[, int blockSize100k[, int workFactor]]) Compress a string into BZip2 encoded data */ PHP_FUNCTION(bzcompress) { zval **Source, **BlockSize100k, **WorkFactor; char *dest = NULL; int ret, iter = 1, blockSize100k = 4, workFactor = 0, argc = ZEND_NUM_ARGS(); unsigned int size, destLen, sourceLen; if (argc < 1 || argc > 3 || zend_get_parameters_ex(argc, &Source, &BlockSize100k, &WorkFactor) == FAILURE) { WRONG_PARAM_COUNT; } convert_to_string_ex(Source); sourceLen = destLen = Z_STRLEN_PP(Source); dest = emalloc(destLen+1); if (argc > 1) { convert_to_long_ex(BlockSize100k); blockSize100k = Z_LVAL_PP(BlockSize100k); } if (argc > 2) { convert_to_long_ex(WorkFactor); workFactor = Z_LVAL_PP(WorkFactor); } do { size = destLen * iter; if (iter > 1) dest = erealloc(dest, size); ret = BZ2_bzBuffToBuffCompress(dest, &size, Z_STRVAL_PP(Source), sourceLen, blockSize100k, 0, workFactor); iter++; } while (ret == BZ_OUTBUFF_FULL); if (ret != BZ_OK) { RETURN_LONG(ret); } else { RETURN_STRINGL(dest, destLen, 1); } } /* }}} */ #define _PHP_BZ_DECOMPRESS_SIZE 4096 /* {{{ proto string bzdecompress(string source[, int small]) Decompress BZip2 compressed data */ PHP_FUNCTION(bzdecompress) { zval **Source, **Small; char *dest = emalloc(_PHP_BZ_DECOMPRESS_SIZE), *source = NULL; int ret, iter = 1, size, destLen = _PHP_BZ_DECOMPRESS_SIZE, small = 0, argc = ZEND_NUM_ARGS(); if (argc < 1 || argc > 2 || zend_get_parameters_ex(argc, &Source, &Small) == FAILURE) { WRONG_PARAM_COUNT; } convert_to_string_ex(Source); source = estrndup(Z_STRVAL_PP(Source), Z_STRLEN_PP(Source)); if (argc > 1) { convert_to_long_ex(Small); small = Z_LVAL_PP(Small); } do { size = destLen * iter; if (iter > 1) dest = erealloc(dest, size); ret = BZ2_bzBuffToBuffDecompress(dest, &size, source, Z_STRLEN_PP(Source), small, 0); iter++; } while (ret == BZ_OUTBUFF_FULL); if (ret != BZ_OK) { RETURN_LONG(ret); } else { RETURN_STRINGL(dest, size, 0); } } /* }}} */ /* {{{ _php_bz2_close_handle() */ static void _php_bz2_close_handle(BZFILE *bz) { BZ2_bzclose(bz); } /* }}} */ /* {{{ _php_bz2_error_machine() */ static void _php_bz2_error_machine(INTERNAL_FUNCTION_PARAMETERS, int opt) { zval **u_bz; BZFILE *bz; int errnum; const char *errstr; if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &u_bz) == FAILURE) { WRONG_PARAM_COUNT; } ZEND_FETCH_RESOURCE(bz, BZFILE *, u_bz, -1, "BZFile", le_bz2); errstr = BZ2_bzerror(bz, &errnum); switch (opt) { case 0: RETURN_LONG(errnum); break; case 1: RETURN_STRING((char *)errstr, 1); break; case 2: if (array_init(return_value) == FAILURE) { php_error(E_WARNING, "Cannot initialize return value from bzerror()"); RETURN_NULL(); } add_assoc_long(return_value, "errno", errnum); add_assoc_string(return_value, "errstr", (char *)errstr, 1); break; } } /* }}} */ #endif /* * Local variables: * tab-width: 4 * c-basic-offset: 4 * End: */ Index: php4/ext/bz2/config.m4 +++ php4/ext/bz2/config.m4 dnl $Id: config.m4,v 1.1 2000/10/18 18:32:21 sterling Exp $ dnl config.m4 for extension BZip2 PHP_ARG_WITH(bz2, for BZip2 support, [ --with-bz2[=DIR] Include BZip2 support]) if test "$PHP_BZ2" != "no"; then if test -r $PHP_BZ2/include/bzlib.h; then BZIP_DIR=$PHP_BZ2 else AC_MSG_CHECKING(for BZip2 in default path) for i in /usr/local /usr; do if test -r $i/include/bzlib.h; then BZIP_DIR=$i AC_MSG_RESULT(found in $i) fi done fi if test -z "$BZIP_DIR"; then AC_MSG_RESULT(not found) AC_MSG_ERROR(Please reinstall the BZip2 distribution) fi AC_ADD_INCLUDE($BZIP_DIR/include) PHP_SUBST(BZ2_SHARED_LIBADD) AC_ADD_LIBRARY_WITH_PATH(bz2, $BZIP_DIR/lib, BZ2_SHARED_LIBADD) AC_DEFINE(HAVE_BZ2,1,[ ]) PHP_EXTENSION(bz2, $ext_shared) fi Index: php4/ext/bz2/php_bz2.h +++ php4/ext/bz2/php_bz2.h /* +----------------------------------------------------------------------+ | PHP version 4.0 | +----------------------------------------------------------------------+ | Copyright (c) 1997, 1998, 1999, 2000 The PHP Group | +----------------------------------------------------------------------+ | This source file is subject to version 2.02 of the PHP license, | | that is bundled with this package in the file LICENSE, and is | | available at through the world-wide-web at | | http://www.php.net/license/2_02.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. | +----------------------------------------------------------------------+ | Authors: Sterling Hughes <sterling@php.net> | +----------------------------------------------------------------------+ */ #ifndef PHP_BZ2_H #define PHP_BZ2_H #if HAVE_BZ2 extern zend_module_entry bz2_module_entry; #define phpext_bz2_ptr &bz2_module_entry #ifdef PHP_WIN32 #define PHP_BZ2_API __declspec(dllexport) #else #define PHP_BZ2_API #endif PHP_MINIT_FUNCTION(bz2); PHP_MINFO_FUNCTION(bz2); PHP_FUNCTION(bzopen); PHP_FUNCTION(bzread); PHP_FUNCTION(bzwrite); PHP_FUNCTION(bzflush); PHP_FUNCTION(bzclose); PHP_FUNCTION(bzerrno); PHP_FUNCTION(bzerrstr); PHP_FUNCTION(bzerror); PHP_FUNCTION(bzcompress); PHP_FUNCTION(bzdecompress); #else #define phpext_bz2_ptr NULL #endif #endif /* * Local variables: * tab-width: 4 * c-basic-offset: 4 * End: */