filter_private.h

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/*
  +----------------------------------------------------------------------+
  | Copyright (c) The PHP Group                                          |
  +----------------------------------------------------------------------+
  | This source file is subject to version 3.01 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:           |
  | https://www.php.net/license/3_01.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: Derick Rethans <derick@php.net>                             |
  +----------------------------------------------------------------------+
*/
 
#ifndef FILTER_PRIVATE_H
#define FILTER_PRIVATE_H
 
#define FILTER_FLAG_NONE                    0x0000
 
#define FILTER_REQUIRE_ARRAY            0x1000000
#define FILTER_REQUIRE_SCALAR           0x2000000
 
#define FILTER_FORCE_ARRAY          0x4000000
#define FILTER_NULL_ON_FAILURE          0x8000000
 
#define FILTER_FLAG_ALLOW_OCTAL             0x0001
#define FILTER_FLAG_ALLOW_HEX               0x0002
 
#define FILTER_FLAG_STRIP_LOW               0x0004
#define FILTER_FLAG_STRIP_HIGH              0x0008
#define FILTER_FLAG_ENCODE_LOW              0x0010
#define FILTER_FLAG_ENCODE_HIGH             0x0020
#define FILTER_FLAG_ENCODE_AMP              0x0040
#define FILTER_FLAG_NO_ENCODE_QUOTES        0x0080
#define FILTER_FLAG_EMPTY_STRING_NULL       0x0100
#define FILTER_FLAG_STRIP_BACKTICK          0x0200
 
#define FILTER_FLAG_ALLOW_FRACTION          0x1000
#define FILTER_FLAG_ALLOW_THOUSAND          0x2000
#define FILTER_FLAG_ALLOW_SCIENTIFIC        0x4000
 
#define FILTER_FLAG_SCHEME_REQUIRED         0x010000
#define FILTER_FLAG_HOST_REQUIRED           0x020000
#define FILTER_FLAG_PATH_REQUIRED           0x040000
#define FILTER_FLAG_QUERY_REQUIRED          0x080000
 
#define FILTER_FLAG_IPV4                    0x00100000
#define FILTER_FLAG_IPV6                    0x00200000
#define FILTER_FLAG_NO_RES_RANGE            0x00400000
#define FILTER_FLAG_NO_PRIV_RANGE           0x00800000
#define FILTER_FLAG_GLOBAL_RANGE            0x10000000
 
#define FILTER_FLAG_HOSTNAME               0x100000
 
#define FILTER_FLAG_EMAIL_UNICODE          0x100000
 
#define FILTER_VALIDATE_INT           0x0101
#define FILTER_VALIDATE_BOOL          0x0102
#define FILTER_VALIDATE_FLOAT         0x0103
 
#define FILTER_VALIDATE_REGEXP        0x0110
#define FILTER_VALIDATE_URL           0x0111
#define FILTER_VALIDATE_EMAIL         0x0112
#define FILTER_VALIDATE_IP            0x0113
#define FILTER_VALIDATE_MAC           0x0114
#define FILTER_VALIDATE_DOMAIN        0x0115
#define FILTER_VALIDATE_LAST          0x0115
 
#define FILTER_VALIDATE_ALL           0x0100
 
#define FILTER_DEFAULT                0x0204
#define FILTER_UNSAFE_RAW             0x0204
 
#define FILTER_SANITIZE_STRING        0x0201
#define FILTER_SANITIZE_ENCODED       0x0202
#define FILTER_SANITIZE_SPECIAL_CHARS 0x0203
#define FILTER_SANITIZE_EMAIL         0x0205
#define FILTER_SANITIZE_URL           0x0206
#define FILTER_SANITIZE_NUMBER_INT    0x0207
#define FILTER_SANITIZE_NUMBER_FLOAT  0x0208
#define FILTER_SANITIZE_FULL_SPECIAL_CHARS 0x020a
#define FILTER_SANITIZE_ADD_SLASHES   0x020b
#define FILTER_SANITIZE_LAST          0x020b
 
#define FILTER_SANITIZE_ALL           0x0200
 
#define FILTER_CALLBACK               0x0400
 
#define PHP_FILTER_ID_EXISTS(id) \
((id >= FILTER_SANITIZE_ALL && id <= FILTER_SANITIZE_LAST) \
|| (id >= FILTER_VALIDATE_ALL && id <= FILTER_VALIDATE_LAST) \
|| id == FILTER_CALLBACK)
 
#define RETURN_VALIDATION_FAILED \
    if (EG(exception)) { \
        return; \
    } else if (flags & FILTER_NULL_ON_FAILURE) { \
        zval_ptr_dtor(value); \
        ZVAL_NULL(value); \
    } else { \
        zval_ptr_dtor(value); \
        ZVAL_FALSE(value); \
    }   \
    return; \
 
#define PHP_FILTER_TRIM_DEFAULT(p, len) PHP_FILTER_TRIM_DEFAULT_EX(p, len, 1);
 
#define PHP_FILTER_TRIM_DEFAULT_EX(p, len, return_if_empty) { \
    while ((len > 0)  && (*p == ' ' || *p == '\t' || *p == '\r' || *p == '\v' || *p == '\n')) { \
        p++; \
        len--; \
    } \
    if (len < 1 && return_if_empty) { \
        RETURN_VALIDATION_FAILED \
    } \
    if (len > 0) { \
        while (p[len-1] == ' ' || p[len-1] == '\t' || p[len-1] == '\r' || p[len-1] == '\v' || p[len-1] == '\n') { \
            len--; \
        } \
    } \
}
 
#endif /* FILTER_PRIVATE_H */