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// © 2016 and later: Unicode, Inc. and others. 
// License & terms of use: http://www.unicode.org/copyright.html 
/* 
****************************************************************************** 
* 
*   Copyright (C) 1998-2014, International Business Machines 
*   Corporation and others.  All Rights Reserved. 
* 
****************************************************************************** 
* 
* File uscanf.c 
* 
* Modification History: 
* 
*   Date        Name        Description 
*   12/02/98    stephen        Creation. 
*   03/13/99    stephen     Modified for new C API. 
****************************************************************************** 
*/ 
 
#include "unicode/utypes.h" 
 
#if !UCONFIG_NO_FORMATTING && !UCONFIG_NO_CONVERSION 
 
#include "unicode/putil.h" 
#include "unicode/ustdio.h" 
#include "unicode/ustring.h" 
#include "uscanf.h" 
#include "ufile.h" 
#include "ufmt_cmn.h" 
 
#include "cmemory.h" 
#include "cstring.h" 
 
 
U_CAPI int32_t U_EXPORT2 
u_fscanf(UFILE        *f, 
         const char    *patternSpecification, 
         ... ) 
{ 
    va_list ap; 
    int32_t converted; 
 
    va_start(ap, patternSpecification); 
    converted = u_vfscanf(f, patternSpecification, ap); 
    va_end(ap); 
 
    return converted; 
} 
 
U_CAPI int32_t U_EXPORT2 
u_fscanf_u(UFILE        *f, 
           const UChar    *patternSpecification, 
           ... ) 
{ 
    va_list ap; 
    int32_t converted; 
 
    va_start(ap, patternSpecification); 
    converted = u_vfscanf_u(f, patternSpecification, ap); 
    va_end(ap); 
 
    return converted; 
} 
 
U_CAPI int32_t  U_EXPORT2 /* U_CAPI ... U_EXPORT2 added by Peter Kirk 17 Nov 2001 */ 
u_vfscanf(UFILE        *f, 
          const char    *patternSpecification, 
          va_list        ap) 
{ 
    int32_t converted; 
    UChar *pattern; 
    UChar patBuffer[UFMT_DEFAULT_BUFFER_SIZE]; 
    int32_t size = (int32_t)uprv_strlen(patternSpecification) + 1; 
 
    /* convert from the default codepage to Unicode */ 
    if (size >= MAX_UCHAR_BUFFER_SIZE(patBuffer)) { 
        pattern = (UChar *)uprv_malloc(size * sizeof(UChar)); 
        if(pattern == 0) { 
            return 0; 
        } 
    } 
    else { 
        pattern = patBuffer; 
    } 
    u_charsToUChars(patternSpecification, pattern, size); 
 
    /* do the work */ 
    converted = u_vfscanf_u(f, pattern, ap); 
 
    /* clean up */ 
    if (pattern != patBuffer) { 
        uprv_free(pattern); 
    } 
 
    return converted; 
} 
 
U_CAPI int32_t  U_EXPORT2 /* U_CAPI ... U_EXPORT2 added by Peter Kirk 17 Nov 2001 */ 
u_vfscanf_u(UFILE       *f, 
            const UChar *patternSpecification, 
            va_list     ap) 
{ 
    return u_scanf_parse(f, patternSpecification, ap); 
} 
 
#endif /* #if !UCONFIG_NO_FORMATTING */