研读AxCrypt对加解密的处理方法

源代码在线查看: printf-args.c

软件大小: 1388 K
上传用户: bandagemaster
关键词: AxCrypt 加解密 处理方法
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相关代码

				/* Decomposed printf argument list.
				   Copyright (C) 1999, 2002-2003 Free Software Foundation, Inc.
				
				   This program is free software; you can redistribute it and/or modify it
				   under the terms of the GNU Library General Public License as published
				   by the Free Software Foundation; either version 2, or (at your option)
				   any later version.
				
				   This program is distributed in the hope that it will be useful,
				   but WITHOUT ANY WARRANTY; without even the implied warranty of
				   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
				   Library General Public License for more details.
				
				   You should have received a copy of the GNU Library General Public
				   License along with this program; if not, write to the Free Software
				   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
				   USA.  */
				
				#ifdef HAVE_CONFIG_H
				# include 
				#endif
				
				/* Specification.  */
				#include "printf-args.h"
				
				#ifdef STATIC
				STATIC
				#endif
				int
				printf_fetchargs (va_list args, arguments *a)
				{
				  size_t i;
				  argument *ap;
				
				  for (i = 0, ap = &a->arg[0]; i < a->count; i++, ap++)
				    switch (ap->type)
				      {
				      case TYPE_SCHAR:
					ap->a.a_schar = va_arg (args, /*signed char*/ int);
					break;
				      case TYPE_UCHAR:
					ap->a.a_uchar = va_arg (args, /*unsigned char*/ int);
					break;
				      case TYPE_SHORT:
					ap->a.a_short = va_arg (args, /*short*/ int);
					break;
				      case TYPE_USHORT:
					ap->a.a_ushort = va_arg (args, /*unsigned short*/ int);
					break;
				      case TYPE_INT:
					ap->a.a_int = va_arg (args, int);
					break;
				      case TYPE_UINT:
					ap->a.a_uint = va_arg (args, unsigned int);
					break;
				      case TYPE_LONGINT:
					ap->a.a_longint = va_arg (args, long int);
					break;
				      case TYPE_ULONGINT:
					ap->a.a_ulongint = va_arg (args, unsigned long int);
					break;
				#ifdef HAVE_LONG_LONG
				      case TYPE_LONGLONGINT:
					ap->a.a_longlongint = va_arg (args, long long int);
					break;
				      case TYPE_ULONGLONGINT:
					ap->a.a_ulonglongint = va_arg (args, unsigned long long int);
					break;
				#endif
				      case TYPE_DOUBLE:
					ap->a.a_double = va_arg (args, double);
					break;
				#ifdef HAVE_LONG_DOUBLE
				      case TYPE_LONGDOUBLE:
					ap->a.a_longdouble = va_arg (args, long double);
					break;
				#endif
				      case TYPE_CHAR:
					ap->a.a_char = va_arg (args, int);
					break;
				#ifdef HAVE_WINT_T
				      case TYPE_WIDE_CHAR:
					ap->a.a_wide_char = va_arg (args, wint_t);
					break;
				#endif
				      case TYPE_STRING:
					ap->a.a_string = va_arg (args, const char *);
					break;
				#ifdef HAVE_WCHAR_T
				      case TYPE_WIDE_STRING:
					ap->a.a_wide_string = va_arg (args, const wchar_t *);
					break;
				#endif
				      case TYPE_POINTER:
					ap->a.a_pointer = va_arg (args, void *);
					break;
				      case TYPE_COUNT_SCHAR_POINTER:
					ap->a.a_count_schar_pointer = va_arg (args, signed char *);
					break;
				      case TYPE_COUNT_SHORT_POINTER:
					ap->a.a_count_short_pointer = va_arg (args, short *);
					break;
				      case TYPE_COUNT_INT_POINTER:
					ap->a.a_count_int_pointer = va_arg (args, int *);
					break;
				      case TYPE_COUNT_LONGINT_POINTER:
					ap->a.a_count_longint_pointer = va_arg (args, long int *);
					break;
				#ifdef HAVE_LONG_LONG
				      case TYPE_COUNT_LONGLONGINT_POINTER:
					ap->a.a_count_longlongint_pointer = va_arg (args, long long int *);
					break;
				#endif
				      default:
					/* Unknown type.  */
					return -1;
				      }
				  return 0;
				}
							

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