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Diffstat (limited to 'ext/standard/uuencode.c')
-rw-r--r-- | ext/standard/uuencode.c | 222 |
1 files changed, 0 insertions, 222 deletions
diff --git a/ext/standard/uuencode.c b/ext/standard/uuencode.c deleted file mode 100644 index 58612bdb40..0000000000 --- a/ext/standard/uuencode.c +++ /dev/null @@ -1,222 +0,0 @@ -/* - +----------------------------------------------------------------------+ - | PHP Version 5 | - +----------------------------------------------------------------------+ - | Copyright (c) 1997-2005 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: Ilia Alshanetsky <ilia@php.net> | - +----------------------------------------------------------------------+ - */ - -/* $Id$ */ - -/* - * Portions of this code are based on Berkeley's uuencode/uudecode - * implementation. - * - * Copyright (c) 1983, 1993 - * The Regents of the University of California. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#include <math.h> - -#include "php.h" -#include "php_uuencode.h" - -#define PHP_UU_ENC(c) ((c) ? ((c) & 077) + ' ' : '`') -#define PHP_UU_ENC_C2(c) PHP_UU_ENC(((*(c) << 4) & 060) | ((*((c) + 1) >> 4) & 017)) -#define PHP_UU_ENC_C3(c) PHP_UU_ENC(((*(c + 1) << 2) & 074) | ((*((c) + 2) >> 6) & 03)) - -#define PHP_UU_DEC(c) (((c) - ' ') & 077) - -PHPAPI int php_uuencode(char *src, int src_len, char **dest) -{ - int len = 45; - char *p, *s, *e, *ee; - - /* encoded length is ~ 38% greater then the original */ - p = *dest = emalloc((ceil(src_len * 1.38) + 45 + 1)); - s = src; - e = src + src_len; - - while ((s + 3) < e) { - ee = s + len; - if (ee > e) { - ee = e; - len = ee - s; - if (len % 3) { - ee = s + (int) (floor(len / 3) * 3); - } - } - *p++ = PHP_UU_ENC(len); - - while (s < ee) { - *p++ = PHP_UU_ENC(*s >> 2); - *p++ = PHP_UU_ENC_C2(s); - *p++ = PHP_UU_ENC_C3(s); - *p++ = PHP_UU_ENC(*(s + 2) & 077); - - s += 3; - } - - if (len == 45) { - *p++ = '\n'; - } - } - - if (s < e) { - if (len == 45) { - *p++ = PHP_UU_ENC(e - s); - len = 0; - } - - *p++ = PHP_UU_ENC(*s >> 2); - *p++ = PHP_UU_ENC_C2(s); - *p++ = ((e - s) > 1) ? PHP_UU_ENC_C3(s) : PHP_UU_ENC('\0'); - *p++ = ((e - s) > 2) ? PHP_UU_ENC(*(s + 2) & 077) : PHP_UU_ENC('\0'); - } - - if (len < 45) { - *p++ = '\n'; - } - - *p++ = PHP_UU_ENC('\0'); - *p++ = '\n'; - *p = '\0'; - - return (p - *dest); -} - -PHPAPI int php_uudecode(char *src, int src_len, char **dest) -{ - int len, total_len=0; - char *s, *e, *p, *ee; - - p = *dest = emalloc(ceil(src_len * 0.75) + 1); - s = src; - e = src + src_len; - - while (s < e) { - if ((len = PHP_UU_DEC(*s++)) <= 0) { - break; - } - /* sanity check */ - if (len > src_len) { - goto err; - } - - total_len += len; - - ee = s + (len == 45 ? 60 : (int) floor(len * 1.33)); - /* sanity check */ - if (ee > e) { - goto err; - } - - while (s < ee) { - *p++ = PHP_UU_DEC(*s) << 2 | PHP_UU_DEC(*(s + 1)) >> 4; - *p++ = PHP_UU_DEC(*(s + 1)) << 4 | PHP_UU_DEC(*(s + 2)) >> 2; - *p++ = PHP_UU_DEC(*(s + 2)) << 6 | PHP_UU_DEC(*(s + 3)); - s += 4; - } - - if (len < 45) { - break; - } - - /* skip \n */ - s++; - } - - if ((len = total_len > (p - *dest))) { - *p++ = PHP_UU_DEC(*s) << 2 | PHP_UU_DEC(*(s + 1)) >> 4; - if (len > 1) { - *p++ = PHP_UU_DEC(*(s + 1)) << 4 | PHP_UU_DEC(*(s + 2)) >> 2; - if (len > 2) { - *p++ = PHP_UU_DEC(*(s + 2)) << 6 | PHP_UU_DEC(*(s + 3)); - } - } - } - - *(*dest + total_len) = '\0'; - - return total_len; - -err: - efree(*dest); - return -1; -} - -/* {{{ proto string uuencode(string data) - uuencode a string */ -PHP_FUNCTION(convert_uuencode) -{ - char *src, *dst; - int src_len, dst_len; - - if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &src, &src_len) == FAILURE || src_len < 1) { - RETURN_FALSE; - } - - dst_len = php_uuencode(src, src_len, &dst); - - RETURN_STRINGL(dst, dst_len, 0); -} -/* }}} */ - -/* {{{ proto string uudecode(string data) - decode a uuencoded string */ -PHP_FUNCTION(convert_uudecode) -{ - char *src, *dst; - int src_len, dst_len; - - if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &src, &src_len) == FAILURE || src_len < 1) { - RETURN_FALSE; - } - - dst_len = php_uudecode(src, src_len, &dst); - if (dst_len < 0) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "The given parameter is not a valid uuencoded string."); - RETURN_FALSE; - } - - RETURN_STRINGL(dst, dst_len, 0); -} -/* }}} */ |