uncroot.c

来自「加密硬盘、分区、虚拟盘的程序源码」· C语言 代码 · 共 42 行

/* Copyright (C) 2004 TrueCrypt Team, truecrypt.org
   This product uses components written by Paul Le Roux <[e-mail]> */

#include "TCdefs.h"

#include <ctype.h>

#include "uncroot.h"

char *
MakeRootName (char *lpszDest, char *lpszSrc)
{
	strcpy (lpszDest, lpszSrc);

	if (lpszDest[1] == ':' && isalpha (lpszDest[0]))
		lpszDest[3] = 0;/* Straight drive letter */
	else
	{
		if (lpszDest[0] == '\\' && lpszDest[1] == '\\')
		{
			char *p = strchr (lpszDest + 2, '\\');
			if (p != NULL)
			{
				p = strchr (p + 1, '\\');
				if (p != NULL)
					*(p + 1) = 0;	/* UNC + path */
				else
				{
					strcat (lpszDest, "\\");	/* UNC + share name no
									   path */
				}
			}
			else
				lpszDest[1] = 0;
		}
		else
			lpszDest[1] = 0;	/* Default drive letter */
	}

	return lpszDest;
}