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//
// Copyright (c) Microsoft. All rights reserved.
// Licensed under the MIT license. See LICENSE file in the project root for full license information.
//
/*++
Module Name:
include/pal/cruntime.h
Abstract:
Header file for C runtime utility functions.
--*/
#ifndef _PAL_CRUNTIME_H_
#define _PAL_CRUNTIME_H_
#include <string.h>
#include <stdarg.h>
#include <pthread.h>
#ifdef __cplusplus
typedef char16_t wchar_16; // __wchar_16 (which is defined in palinternal.h) is defined as wchar_16_cpp.
extern "C"
{
#endif // __cplusplus
typedef enum
{
PFF_NONE = 0,
PFF_MINUS = 1,
PFF_POUND = 2,
PFF_ZERO = 4,
PFF_SPACE = 8,
PFF_PLUS = 16
}PRINTF_FORMAT_FLAGS;
typedef enum
{
WIDTH_DEFAULT = -1,
WIDTH_STAR = -2, /* e.g. "%*.10s" */
WIDTH_INVALID = -3 /* e.g. "%*3.10s" */
}WIDTH_FLAGS;
typedef enum
{
PRECISION_DEFAULT = -1,
PRECISION_STAR = -2, /* e.g. "%10.*s" */
PRECISION_DOT = -3, /* e.g. "%10.s" */
PRECISION_INVALID = -4 /* e.g. "%10.*3s" */
}PRECISION_FLAGS;
typedef enum
{
PFF_PREFIX_DEFAULT = -1,
PFF_PREFIX_SHORT = 1,
PFF_PREFIX_LONG = 2,
PFF_PREFIX_LONGLONG = 3,
PFF_PREFIX_LONG_W = 4
}PRINTF_PREFIXES;
typedef enum
{
PFF_TYPE_DEFAULT = -1,
PFF_TYPE_CHAR = 1,
PFF_TYPE_STRING = 2,
PFF_TYPE_WSTRING = 3,
PFF_TYPE_INT = 4,
PFF_TYPE_P = 5,
PFF_TYPE_N = 6,
PFF_TYPE_FLOAT = 7
}PRINTF_TYPES;
typedef enum
{
SCANF_PREFIX_SHORT = 1,
SCANF_PREFIX_LONG = 2,
SCANF_PREFIX_LONGLONG = 3
}SCANF_PREFIXES;
typedef enum
{
SCANF_TYPE_CHAR = 1,
SCANF_TYPE_STRING = 2,
SCANF_TYPE_INT = 3,
SCANF_TYPE_N = 4,
SCANF_TYPE_FLOAT = 5,
SCANF_TYPE_BRACKETS = 6,
SCANF_TYPE_SPACE = 7
}SCANF_TYPES;
/*******************************************************************************
Function:
Internal_AddPaddingA
Parameters:
Out
- buffer to place padding and given string (In)
Count
- maximum chars to be copied so as not to overrun given buffer
In
- string to place into (Out) accompanied with padding
Padding
- number of padding chars to add
Flags
- padding style flags (PRINTF_FORMAT_FLAGS)
*******************************************************************************/
BOOL Internal_AddPaddingA(LPSTR *Out, INT Count, LPSTR In, INT Padding, INT Flags);
/*******************************************************************************
Function:
PAL_printf_arg_remover
Parameters:
ap
- pointer to the va_list from which to remove arguments
Width
- the width of the current format option
Precision
- the precision of the current format option
Type
- the type of the argument for the current format option
Prefix
- the prefix for the current format option
*******************************************************************************/
void PAL_printf_arg_remover(va_list *ap, INT Width, INT Precision, INT Type, INT Prefix);
/*++
Function:
Silent_PAL_vsnprintf
See MSDN doc.
--*/
INT Silent_PAL_vsnprintf(LPSTR Buffer, INT Count, LPCSTR Format, va_list ap);
/*++
Function:
Silent_PAL_vfprintf
See MSDN doc.
--*/
int Silent_PAL_vfprintf(PAL_FILE *stream, const char *format, va_list ap);
/*++
Function:
PAL_iswlower
See MSDN
--*/
int __cdecl PAL_iswlower( wchar_16 c );
/*++
Function:
PAL_iswalpha
See MSDN
--*/
int __cdecl PAL_iswalpha( wchar_16 c );
#if HAVE_COREFOUNDATION
/*--
Function:
PAL_iswblank
Returns TRUE if c is a Win32 "blank" character.
--*/
int __cdecl PAL_iswblank(wchar_16 c);
/*--
Function:
PAL_iswcntrl
Returns TRUE if c is a control character.
--*/
int __cdecl PAL_iswcntrl(wchar_16 c);
/*--
Function:
PAL_iswcntrl
Returns TRUE if c is a control character.
--*/
int __cdecl PAL_iswpunct(wchar_16 c);
#endif // HAVE_COREFOUNDATION
/*++
struct PAL_FILE.
Used to mimic the behavior of windows.
fwrite under windows can set the ferror flag,
under BSD fwrite doesn't.
--*/
struct _FILE
{
FILE * bsdFilePtr; /* The BSD file to be passed to the
functions needing it. */
INT PALferrorCode; /* The ferror code that fwrite sets,
incase of error */
BOOL bTextMode; /* Boolean variable to denote that the
fle is opened in text/binary mode*/
#if UNGETC_NOT_RETURN_EOF
BOOL bWriteOnlyMode;/* Boolean variable to denote that the
fle is opened in write-only mode*/
#endif //UNGETC_NOT_RETURN_EOF
};
enum CRT_ERROR_CODES
{
PAL_FILE_NOERROR = 0,
PAL_FILE_ERROR
};
/* Global variables storing the std streams. Defined in cruntime/file.c. */
extern PAL_FILE PAL_Stdout;
extern PAL_FILE PAL_Stdin;
extern PAL_FILE PAL_Stderr;
/*++
Functio:
CRTInitStdStreams.
Initilizes the standard streams.
Returns TRUE on success, FALSE otherwise.
--*/
BOOL CRTInitStdStreams( void );
#ifdef __cplusplus
}
#endif // __cplusplus
#endif /* _PAL_CRUNTIME_H_ */
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