mirror of
https://github.com/reactos/reactos.git
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104 lines
2 KiB
C
104 lines
2 KiB
C
/*
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* PROJECT: ReactOS DiskPart
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* LICENSE: GPL - See COPYING in the top level directory
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* FILE: base/system/diskpart/misc.c
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* PURPOSE: Manages all the partitions of the OS in an interactive way.
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* PROGRAMMERS: Eric Kohl
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*/
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#include "diskpart.h"
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/* FUNCTIONS ******************************************************************/
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BOOL
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IsDecString(
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_In_ PWSTR pszDecString)
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{
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PWSTR ptr;
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if ((pszDecString == NULL) || (*pszDecString == UNICODE_NULL))
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return FALSE;
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ptr = pszDecString;
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while (*ptr != UNICODE_NULL)
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{
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if (!iswdigit(*ptr))
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return FALSE;
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ptr++;
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}
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return TRUE;
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}
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BOOL
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IsHexString(
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_In_ PWSTR pszHexString)
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{
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PWSTR ptr;
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if ((pszHexString == NULL) || (*pszHexString == UNICODE_NULL))
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return FALSE;
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ptr = pszHexString;
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while (*ptr != UNICODE_NULL)
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{
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if (!iswxdigit(*ptr))
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return FALSE;
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ptr++;
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}
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return TRUE;
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}
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BOOL
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HasPrefix(
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_In_ PWSTR pszString,
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_In_ PWSTR pszPrefix,
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_Out_opt_ PWSTR *ppszSuffix)
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{
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INT nPrefixLength, ret;
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nPrefixLength = wcslen(pszPrefix);
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ret = _wcsnicmp(pszString, pszPrefix, nPrefixLength);
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if ((ret == 0) && (ppszSuffix != NULL))
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*ppszSuffix = &pszString[nPrefixLength];
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return (ret == 0);
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}
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ULONGLONG
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RoundingDivide(
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_In_ ULONGLONG Dividend,
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_In_ ULONGLONG Divisor)
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{
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return (Dividend + Divisor / 2) / Divisor;
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}
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VOID
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PrintMessageString(
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_In_ DWORD dwMessage)
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{
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PWSTR pBuffer;
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FormatMessageW(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_HMODULE |
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FORMAT_MESSAGE_IGNORE_INSERTS,
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NULL, //hModuleNetMsg,
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dwMessage,
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LANG_USER_DEFAULT,
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(LPWSTR)&pBuffer,
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0,
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NULL);
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if (pBuffer)
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{
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ConPuts(StdOut, pBuffer);
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LocalFree(pBuffer);
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pBuffer = NULL;
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}
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}
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