1006 lines
30 KiB
C
1006 lines
30 KiB
C
/*
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* Copyright 2011 Piotr Caban for CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#ifdef PRINTF_WIDE
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#define APICHAR MSVCRT_wchar_t
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#define CONVCHAR char
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#define FUNC_NAME(func) func ## _w
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#else
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#define APICHAR char
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#define CONVCHAR MSVCRT_wchar_t
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#define FUNC_NAME(func) func ## _a
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#endif
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#ifndef signbit
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#define signbit(x) ((x) < 0)
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#endif
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typedef struct FUNC_NAME(pf_flags_t)
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{
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APICHAR Sign, LeftAlign, Alternate, PadZero;
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int FieldLength, Precision;
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APICHAR IntegerLength, IntegerDouble, IntegerNative;
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APICHAR WideString, NaturalString;
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APICHAR Format;
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} FUNC_NAME(pf_flags);
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struct FUNC_NAME(_str_ctx) {
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MSVCRT_size_t len;
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APICHAR *buf;
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};
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static int FUNC_NAME(puts_clbk_str)(void *ctx, int len, const APICHAR *str)
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{
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struct FUNC_NAME(_str_ctx) *out = ctx;
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if(!out->buf)
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return len;
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if(out->len < len) {
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memmove(out->buf, str, out->len*sizeof(APICHAR));
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out->buf += out->len;
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out->len = 0;
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return -1;
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}
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memmove(out->buf, str, len*sizeof(APICHAR));
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out->buf += len;
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out->len -= len;
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return len;
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}
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static inline const APICHAR* FUNC_NAME(pf_parse_int)(const APICHAR *fmt, int *val)
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{
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*val = 0;
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while(isdigit(*fmt)) {
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*val *= 10;
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*val += *fmt++ - '0';
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}
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return fmt;
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}
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/* pf_fill: takes care of signs, alignment, zero and field padding */
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static inline int FUNC_NAME(pf_fill)(FUNC_NAME(puts_clbk) pf_puts, void *puts_ctx,
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int len, FUNC_NAME(pf_flags) *flags, BOOL left)
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{
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int i, r = 0, written;
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if(flags->Sign && !strchr("diaAeEfFgG", flags->Format))
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flags->Sign = 0;
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if(left && flags->Sign) {
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flags->FieldLength--;
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if(flags->PadZero)
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r = pf_puts(puts_ctx, 1, &flags->Sign);
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}
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written = r;
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if((!left && flags->LeftAlign) || (left && !flags->LeftAlign)) {
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APICHAR ch;
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if(left && flags->PadZero)
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ch = '0';
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else
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ch = ' ';
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for(i=0; i<flags->FieldLength-len && r>=0; i++) {
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r = pf_puts(puts_ctx, 1, &ch);
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written += r;
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}
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}
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if(r>=0 && left && flags->Sign && !flags->PadZero) {
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r = pf_puts(puts_ctx, 1, &flags->Sign);
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written += r;
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}
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return r>=0 ? written : r;
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}
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#ifndef PRINTF_HELPERS
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#define PRINTF_HELPERS
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static inline int wcstombs_len(char *mbstr, const MSVCRT_wchar_t *wcstr,
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int len, MSVCRT__locale_t locale)
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{
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char buf[MSVCRT_MB_LEN_MAX];
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int i, r, mblen = 0;
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for(i=0; i<len; i++) {
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r = MSVCRT__wctomb_l(mbstr ? mbstr+mblen : buf, wcstr[i], locale);
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if(r < 0) return r;
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mblen += r;
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}
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return mblen;
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}
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static inline int mbstowcs_len(MSVCRT_wchar_t *wcstr, const char *mbstr,
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int len, MSVCRT__locale_t locale)
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{
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int i, r, wlen = 0;
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WCHAR buf;
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for(i=0; i<len; wlen++) {
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r = MSVCRT_mbtowc_l(wcstr ? wcstr+wlen : &buf, mbstr+i, len-i, locale);
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if(r < 0) return r;
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i += r ? r : 1;
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}
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return wlen;
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}
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#endif
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static inline int FUNC_NAME(pf_output_wstr)(FUNC_NAME(puts_clbk) pf_puts, void *puts_ctx,
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const MSVCRT_wchar_t *str, int len, MSVCRT__locale_t locale)
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{
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#ifdef PRINTF_WIDE
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return pf_puts(puts_ctx, len, str);
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#else
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LPSTR out;
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int len_a = wcstombs_len(NULL, str, len, locale);
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if(len_a < 0)
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return -1;
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out = HeapAlloc(GetProcessHeap(), 0, len_a);
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if(!out)
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return -1;
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wcstombs_len(out, str, len, locale);
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len = pf_puts(puts_ctx, len_a, out);
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HeapFree(GetProcessHeap(), 0, out);
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return len;
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#endif
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}
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static inline int FUNC_NAME(pf_output_str)(FUNC_NAME(puts_clbk) pf_puts, void *puts_ctx,
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const char *str, int len, MSVCRT__locale_t locale)
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{
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#ifdef PRINTF_WIDE
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LPWSTR out;
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int len_w = mbstowcs_len(NULL, str, len, locale);
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if(len_w < 0)
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return -1;
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out = HeapAlloc(GetProcessHeap(), 0, len_w*sizeof(WCHAR));
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if(!out)
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return -1;
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mbstowcs_len(out, str, len, locale);
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len = pf_puts(puts_ctx, len_w, out);
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HeapFree(GetProcessHeap(), 0, out);
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return len;
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#else
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return pf_puts(puts_ctx, len, str);
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#endif
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}
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static inline int FUNC_NAME(pf_output_format_wstr)(FUNC_NAME(puts_clbk) pf_puts, void *puts_ctx,
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const MSVCRT_wchar_t *str, int len, FUNC_NAME(pf_flags) *flags, MSVCRT__locale_t locale)
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{
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int r, ret;
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if(len < 0) {
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/* Do not search past the length specified by the precision. */
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if(flags->Precision>=0)
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len = MSVCRT_wcsnlen(str, flags->Precision);
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else
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len = strlenW(str);
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}
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if(flags->Precision>=0 && flags->Precision<len)
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len = flags->Precision;
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r = FUNC_NAME(pf_fill)(pf_puts, puts_ctx, len, flags, TRUE);
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ret = r;
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if(r >= 0) {
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r = FUNC_NAME(pf_output_wstr)(pf_puts, puts_ctx, str, len, locale);
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ret += r;
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}
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if(r >= 0) {
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r = FUNC_NAME(pf_fill)(pf_puts, puts_ctx, len, flags, FALSE);
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ret += r;
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}
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return r>=0 ? ret : r;
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}
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static inline int FUNC_NAME(pf_output_format_str)(FUNC_NAME(puts_clbk) pf_puts, void *puts_ctx,
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const char *str, int len, FUNC_NAME(pf_flags) *flags, MSVCRT__locale_t locale)
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{
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int r, ret;
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if(len < 0) {
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/* Do not search past the length specified by the precision. */
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if(flags->Precision>=0)
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len = MSVCRT_strnlen(str, flags->Precision);
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else
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len = strlen(str);
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}
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if(flags->Precision>=0 && flags->Precision<len)
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len = flags->Precision;
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r = FUNC_NAME(pf_fill)(pf_puts, puts_ctx, len, flags, TRUE);
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ret = r;
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if(r >= 0) {
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r = FUNC_NAME(pf_output_str)(pf_puts, puts_ctx, str, len, locale);
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ret += r;
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}
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if(r >= 0) {
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r = FUNC_NAME(pf_fill)(pf_puts, puts_ctx, len, flags, FALSE);
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ret += r;
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}
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return r>=0 ? ret : r;
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}
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static inline int FUNC_NAME(pf_handle_string)(FUNC_NAME(puts_clbk) pf_puts, void *puts_ctx,
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const void *str, int len, FUNC_NAME(pf_flags) *flags, MSVCRT__locale_t locale, BOOL legacy_wide)
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{
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BOOL api_is_wide = sizeof(APICHAR) == sizeof(MSVCRT_wchar_t);
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BOOL complement_is_narrow = legacy_wide ? api_is_wide : FALSE;
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#ifdef PRINTF_WIDE
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static const MSVCRT_wchar_t nullW[] = {'(','n','u','l','l',')',0};
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if(!str)
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return FUNC_NAME(pf_output_format_wstr)(pf_puts, puts_ctx, nullW, 6, flags, locale);
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#else
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if(!str)
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return FUNC_NAME(pf_output_format_str)(pf_puts, puts_ctx, "(null)", 6, flags, locale);
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#endif
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if((flags->NaturalString && api_is_wide) || flags->WideString || flags->IntegerLength=='l')
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return FUNC_NAME(pf_output_format_wstr)(pf_puts, puts_ctx, str, len, flags, locale);
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if((flags->NaturalString && !api_is_wide) || flags->IntegerLength == 'h')
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return FUNC_NAME(pf_output_format_str)(pf_puts, puts_ctx, str, len, flags, locale);
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if((flags->Format=='S' || flags->Format=='C') == complement_is_narrow)
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return FUNC_NAME(pf_output_format_str)(pf_puts, puts_ctx, str, len, flags, locale);
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else
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return FUNC_NAME(pf_output_format_wstr)(pf_puts, puts_ctx, str, len, flags, locale);
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}
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static inline int FUNC_NAME(pf_output_special_fp)(FUNC_NAME(puts_clbk) pf_puts, void *puts_ctx,
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double v, FUNC_NAME(pf_flags) *flags, MSVCRT__locale_t locale,
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BOOL legacy_msvcrt_compat, BOOL three_digit_exp)
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{
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APICHAR pfx[16], sfx[8], *p;
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int len = 0, r, frac_len, pfx_len, sfx_len;
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if(!legacy_msvcrt_compat) {
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const char *str;
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if(isinf(v)) {
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if(strchr("AEFG", flags->Format)) str = "INF";
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else str = "inf";
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}else {
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if(strchr("AEFG", flags->Format)) str = (flags->Sign == '-' ? "NAN(IND)" : "NAN");
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else str = (flags->Sign == '-' ? "nan(ind)" : "nan");
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}
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flags->Precision = -1;
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flags->PadZero = 0;
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return FUNC_NAME(pf_output_format_str)(pf_puts, puts_ctx, str, -1, flags, locale);
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}
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/* workaround a bug in native implementation */
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if(flags->Format=='g' || flags->Format=='G')
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flags->Precision--;
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p = pfx;
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if(flags->PadZero && (flags->Format=='a' || flags->Format=='A')) {
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if (flags->Sign) *p++ = flags->Sign;
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*p++ = '0';
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*p++ = (flags->Format=='a' ? 'x' : 'X');
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r = pf_puts(puts_ctx, p-pfx, pfx);
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if(r < 0) return r;
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len += r;
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flags->FieldLength -= p-pfx;
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}
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p = pfx;
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if(!flags->PadZero && (flags->Format=='a' || flags->Format=='A')) {
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*p++ = '0';
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*p++ = (flags->Format=='a' ? 'x' : 'X');
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}
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*p++ = '1';
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*p++ = *(locale ? locale->locinfo : get_locinfo())->lconv->decimal_point;
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*p++ = '#';
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frac_len = 1;
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if(isinf(v)) {
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*p++ = 'I';
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*p++ = 'N';
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*p++ = 'F';
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frac_len += 3;
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}else if(flags->Sign == '-') {
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*p++ = 'I';
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*p++ = 'N';
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*p++ = 'D';
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frac_len += 3;
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}else {
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*p++ = 'Q';
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*p++ = 'N';
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*p++ = 'A';
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*p++ = 'N';
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frac_len += 4;
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}
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*p = 0;
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pfx_len = p - pfx;
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if(len) flags->Sign = 0;
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if(flags->Precision>=0 && flags->Precision<frac_len)
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p[flags->Precision - frac_len - 1]++;
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p = sfx;
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if(strchr("aAeE", flags->Format)) {
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if(flags->Format == 'a') *p++ = 'p';
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else if(flags->Format == 'A') *p++ = 'P';
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else if(flags->Format == 'e') *p++ = 'e';
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else *p++ = 'E';
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*p++ = '+';
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*p++ = '0';
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if(flags->Format == 'e' || flags->Format == 'E') {
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*p++ = '0';
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if(three_digit_exp) *p++ = '0';
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}
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}
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*p = 0;
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if(!flags->Alternate && (flags->Format == 'g' || flags->Format == 'G')) sfx_len = frac_len;
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else sfx_len = flags->Precision;
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if(sfx_len == -1) {
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if(strchr("fFeE", flags->Format)) sfx_len = 6;
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else if(flags->Format == 'a' || flags->Format == 'A') sfx_len = 13;
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}
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sfx_len += p - sfx - frac_len;
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if(sfx_len > 0) flags->FieldLength -= sfx_len;
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if(flags->Precision >= 0) {
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if(!flags->Precision) flags->Precision--;
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flags->Precision += pfx_len - frac_len;
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}
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#ifdef PRINTF_WIDE
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r = FUNC_NAME(pf_output_format_wstr)(pf_puts, puts_ctx, pfx, -1, flags, locale);
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#else
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r = FUNC_NAME(pf_output_format_str)(pf_puts, puts_ctx, pfx, -1, flags, locale);
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#endif
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if(r < 0) return r;
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len += r;
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flags->FieldLength = sfx_len;
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flags->PadZero = '0';
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flags->Precision = -1;
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flags->Sign = 0;
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#ifdef PRINTF_WIDE
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r = FUNC_NAME(pf_output_format_wstr)(pf_puts, puts_ctx, sfx, -1, flags, locale);
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#else
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r = FUNC_NAME(pf_output_format_str)(pf_puts, puts_ctx, sfx, -1, flags, locale);
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#endif
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if(r < 0) return r;
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len += r;
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return len;
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}
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static inline int FUNC_NAME(pf_output_hex_fp)(FUNC_NAME(puts_clbk) pf_puts, void *puts_ctx,
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double v, FUNC_NAME(pf_flags) *flags, MSVCRT__locale_t locale)
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{
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#define EXP_BITS 11
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#define MANT_BITS 53
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const APICHAR digits[2][16] = {
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{ '0','1','2','3','4','5','6','7','8','9','a','b','c','d','e','f' },
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{ '0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F' }
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};
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APICHAR pfx[16], sfx[8], *p;
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ULONGLONG mant;
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int len = 0, sfx_len = 0, r, exp;
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mant = (*(ULONGLONG*)&v) << 1;
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exp = (mant >> MANT_BITS);
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exp -= (1 << (EXP_BITS - 1)) - 1;
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mant = (mant << EXP_BITS) >> (EXP_BITS+1);
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p = pfx;
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if(flags->PadZero) {
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if(flags->Sign) *p++ = flags->Sign;
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*p++ = '0';
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*p++ = (flags->Format=='a' ? 'x' : 'X');
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r = pf_puts(puts_ctx, p-pfx, pfx);
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if(r < 0) return r;
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len += r;
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flags->FieldLength -= p-pfx;
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flags->Sign = 0;
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p = pfx;
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}else {
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*p++ = '0';
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*p++ = (flags->Format=='a' ? 'x' : 'X');
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}
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if(exp == -(1 << (EXP_BITS-1))+1) {
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if(!mant) exp = 0;
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else exp++;
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*p++ = '0';
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}else {
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*p++ = '1';
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}
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*p++ = *(locale ? locale->locinfo : get_locinfo())->lconv->decimal_point;
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for(r=MANT_BITS/4-1; r>=0; r--) {
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p[r] = digits[flags->Format == 'A'][mant & 15];
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mant >>= 4;
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}
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if(!flags->Precision) {
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if(p[0] > '8') p[-2]++;
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if(!flags->Alternate) p--;
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}else if(flags->Precision>0 && flags->Precision<MANT_BITS/4) {
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BOOL round_up = (p[flags->Precision] > '8');
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for(r=flags->Precision-1; r>=0 && round_up; r--) {
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round_up = FALSE;
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if(p[r]=='f' || p[r]=='F') {
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p[r] = '0';
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round_up = TRUE;
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}else if(p[r] == '9') {
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p[r] = (flags->Format == 'a' ? 'a' : 'A');
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}else {
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p[r]++;
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}
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}
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if(round_up) p[-2]++;
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p += flags->Precision;
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}else {
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p += MANT_BITS/4;
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if(flags->Precision > MANT_BITS/4) sfx_len += flags->Precision - MANT_BITS/4;
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}
|
|
*p = 0;
|
|
|
|
p = sfx;
|
|
*p++ = (flags->Format == 'a' ? 'p' : 'P');
|
|
if(exp < 0) {
|
|
*p++ = '-';
|
|
exp = -exp;
|
|
}else {
|
|
*p++ = '+';
|
|
}
|
|
for(r=3; r>=0; r--) {
|
|
p[r] = exp%10 + '0';
|
|
exp /= 10;
|
|
if(!exp) break;
|
|
}
|
|
for(exp=0; exp<4-r; exp++)
|
|
p[exp] = p[exp+r];
|
|
p += exp;
|
|
*p = 0;
|
|
sfx_len += p - sfx;
|
|
|
|
flags->FieldLength -= sfx_len;
|
|
flags->Precision = -1;
|
|
#ifdef PRINTF_WIDE
|
|
r = FUNC_NAME(pf_output_format_wstr)(pf_puts, puts_ctx, pfx, -1, flags, locale);
|
|
#else
|
|
r = FUNC_NAME(pf_output_format_str)(pf_puts, puts_ctx, pfx, -1, flags, locale);
|
|
#endif
|
|
if(r < 0) return r;
|
|
len += r;
|
|
|
|
flags->FieldLength = sfx_len;
|
|
flags->PadZero = '0';
|
|
flags->Sign = 0;
|
|
#ifdef PRINTF_WIDE
|
|
r = FUNC_NAME(pf_output_format_wstr)(pf_puts, puts_ctx, sfx, -1, flags, locale);
|
|
#else
|
|
r = FUNC_NAME(pf_output_format_str)(pf_puts, puts_ctx, sfx, -1, flags, locale);
|
|
#endif
|
|
if(r < 0) return r;
|
|
len += r;
|
|
|
|
return len;
|
|
}
|
|
|
|
static inline void FUNC_NAME(pf_rebuild_format_string)(char *p, FUNC_NAME(pf_flags) *flags)
|
|
{
|
|
*p++ = '%';
|
|
if(flags->Alternate)
|
|
*p++ = flags->Alternate;
|
|
if(flags->Precision >= 0) {
|
|
*p++ = '.';
|
|
MSVCRT__itoa(flags->Precision, p, 10);
|
|
p += strlen(p);
|
|
}
|
|
*p++ = flags->Format;
|
|
*p++ = 0;
|
|
}
|
|
|
|
/* pf_integer_conv: prints x to buf, including alternate formats and
|
|
additional precision digits, but not field characters or the sign */
|
|
static inline void FUNC_NAME(pf_integer_conv)(APICHAR *buf, int buf_len,
|
|
FUNC_NAME(pf_flags) *flags, LONGLONG x)
|
|
{
|
|
unsigned int base;
|
|
const char *digits;
|
|
int i, j, k;
|
|
|
|
if(flags->Format == 'o')
|
|
base = 8;
|
|
else if(flags->Format=='x' || flags->Format=='X')
|
|
base = 16;
|
|
else
|
|
base = 10;
|
|
|
|
if(flags->Format == 'X')
|
|
digits = "0123456789ABCDEFX";
|
|
else
|
|
digits = "0123456789abcdefx";
|
|
|
|
if(x<0 && (flags->Format=='d' || flags->Format=='i')) {
|
|
x = -x;
|
|
flags->Sign = '-';
|
|
}
|
|
|
|
i = 0;
|
|
if(x == 0) {
|
|
flags->Alternate = 0;
|
|
if(flags->Precision)
|
|
buf[i++] = '0';
|
|
} else {
|
|
while(x != 0) {
|
|
j = (ULONGLONG)x%base;
|
|
x = (ULONGLONG)x/base;
|
|
buf[i++] = digits[j];
|
|
}
|
|
}
|
|
k = flags->Precision-i;
|
|
while(k-- > 0)
|
|
buf[i++] = '0';
|
|
if(flags->Alternate) {
|
|
if(base == 16) {
|
|
buf[i++] = digits[16];
|
|
buf[i++] = '0';
|
|
} else if(base==8 && buf[i-1]!='0')
|
|
buf[i++] = '0';
|
|
}
|
|
|
|
/* Adjust precision so pf_fill won't truncate the number later */
|
|
flags->Precision = i;
|
|
|
|
buf[i] = '\0';
|
|
j = 0;
|
|
while(--i > j) {
|
|
APICHAR tmp = buf[j];
|
|
buf[j] = buf[i];
|
|
buf[i] = tmp;
|
|
j++;
|
|
}
|
|
}
|
|
|
|
static inline void FUNC_NAME(pf_fixup_exponent)(char *buf, BOOL three_digit_exp)
|
|
{
|
|
char* tmp = buf;
|
|
|
|
while(tmp[0] && MSVCRT__toupper_l(tmp[0], NULL)!='E')
|
|
tmp++;
|
|
|
|
if(tmp[0] && (tmp[1]=='+' || tmp[1]=='-') &&
|
|
isdigit(tmp[2]) && isdigit(tmp[3])) {
|
|
#if _MSVCR_VER >= 140
|
|
BOOL two_digit_exp = !three_digit_exp;
|
|
#else
|
|
BOOL two_digit_exp = (MSVCRT__get_output_format() == MSVCRT__TWO_DIGIT_EXPONENT);
|
|
#endif
|
|
|
|
tmp += 2;
|
|
if(isdigit(tmp[2])) {
|
|
if(two_digit_exp && tmp[0]=='0') {
|
|
tmp[0] = tmp[1];
|
|
tmp[1] = tmp[2];
|
|
tmp[2] = tmp[3];
|
|
}
|
|
|
|
return; /* Exponent already 3 digits */
|
|
}else if(two_digit_exp) {
|
|
return;
|
|
}
|
|
|
|
tmp[3] = tmp[2];
|
|
tmp[2] = tmp[1];
|
|
tmp[1] = tmp[0];
|
|
tmp[0] = '0';
|
|
}
|
|
}
|
|
|
|
int FUNC_NAME(pf_printf)(FUNC_NAME(puts_clbk) pf_puts, void *puts_ctx, const APICHAR *fmt,
|
|
MSVCRT__locale_t locale, DWORD options,
|
|
args_clbk pf_args, void *args_ctx, __ms_va_list *valist)
|
|
{
|
|
const APICHAR *q, *p = fmt;
|
|
APICHAR buf[32];
|
|
int written = 0, pos, i;
|
|
FUNC_NAME(pf_flags) flags;
|
|
BOOL positional_params = options & MSVCRT_PRINTF_POSITIONAL_PARAMS;
|
|
BOOL invoke_invalid_param_handler = options & MSVCRT_PRINTF_INVOKE_INVALID_PARAM_HANDLER;
|
|
#if _MSVCR_VER >= 140
|
|
BOOL legacy_wide = options & UCRTBASE_PRINTF_LEGACY_WIDE_SPECIFIERS;
|
|
BOOL legacy_msvcrt_compat = options & UCRTBASE_PRINTF_LEGACY_MSVCRT_COMPATIBILITY;
|
|
BOOL three_digit_exp = options & UCRTBASE_PRINTF_LEGACY_THREE_DIGIT_EXPONENTS;
|
|
#else
|
|
BOOL legacy_wide = TRUE, legacy_msvcrt_compat = TRUE, three_digit_exp = TRUE;
|
|
#endif
|
|
|
|
TRACE("Format is: %s\n", FUNC_NAME(debugstr)(fmt));
|
|
|
|
if (!MSVCRT_CHECK_PMT(fmt != NULL))
|
|
return -1;
|
|
|
|
while(*p) {
|
|
/* output characters before '%' */
|
|
for(q=p; *q && *q!='%'; q++);
|
|
if(p != q) {
|
|
i = pf_puts(puts_ctx, q-p, p);
|
|
if(i < 0)
|
|
return i;
|
|
|
|
written += i;
|
|
p = q;
|
|
continue;
|
|
}
|
|
|
|
/* *p == '%' here */
|
|
p++;
|
|
|
|
/* output a single '%' character */
|
|
if(*p == '%') {
|
|
i = pf_puts(puts_ctx, 1, p++);
|
|
if(i < 0)
|
|
return i;
|
|
|
|
written += i;
|
|
continue;
|
|
}
|
|
|
|
/* check parameter position */
|
|
if(positional_params && (q = FUNC_NAME(pf_parse_int)(p, &pos)) && *q=='$')
|
|
p = q+1;
|
|
else
|
|
pos = -1;
|
|
|
|
/* parse the flags */
|
|
memset(&flags, 0, sizeof(flags));
|
|
while(*p) {
|
|
if(*p=='+' || *p==' ') {
|
|
if(flags.Sign != '+')
|
|
flags.Sign = *p;
|
|
} else if(*p == '-')
|
|
flags.LeftAlign = *p;
|
|
else if(*p == '0')
|
|
flags.PadZero = *p;
|
|
else if(*p == '#')
|
|
flags.Alternate = *p;
|
|
else
|
|
break;
|
|
|
|
p++;
|
|
}
|
|
|
|
/* parse the width */
|
|
if(*p == '*') {
|
|
p++;
|
|
if(positional_params && (q = FUNC_NAME(pf_parse_int)(p, &i)) && *q=='$')
|
|
p = q+1;
|
|
else
|
|
i = -1;
|
|
|
|
flags.FieldLength = pf_args(args_ctx, i, VT_INT, valist).get_int;
|
|
if(flags.FieldLength < 0) {
|
|
flags.LeftAlign = '-';
|
|
flags.FieldLength = -flags.FieldLength;
|
|
}
|
|
} else while(isdigit(*p)) {
|
|
flags.FieldLength *= 10;
|
|
flags.FieldLength += *p++ - '0';
|
|
}
|
|
|
|
/* parse the precision */
|
|
flags.Precision = -1;
|
|
if(*p == '.') {
|
|
flags.Precision = 0;
|
|
p++;
|
|
if(*p == '*') {
|
|
p++;
|
|
if(positional_params && (q = FUNC_NAME(pf_parse_int)(p, &i)) && *q=='$')
|
|
p = q+1;
|
|
else
|
|
i = -1;
|
|
|
|
flags.Precision = pf_args(args_ctx, i, VT_INT, valist).get_int;
|
|
} else while(isdigit(*p)) {
|
|
flags.Precision *= 10;
|
|
flags.Precision += *p++ - '0';
|
|
}
|
|
}
|
|
|
|
/* parse argument size modifier */
|
|
while(*p) {
|
|
if(*p=='l' && *(p+1)=='l') {
|
|
flags.IntegerDouble++;
|
|
p += 2;
|
|
} else if(*p=='h' || *p=='l' || *p=='L') {
|
|
flags.IntegerLength = *p;
|
|
p++;
|
|
} else if(*p == 'I') {
|
|
if(*(p+1)=='6' && *(p+2)=='4') {
|
|
flags.IntegerDouble++;
|
|
p += 3;
|
|
} else if(*(p+1)=='3' && *(p+2)=='2')
|
|
p += 3;
|
|
else if(p[1] && strchr("diouxX", p[1]))
|
|
flags.IntegerNative = *p++;
|
|
else
|
|
break;
|
|
} else if(*p == 'w')
|
|
flags.WideString = *p++;
|
|
#if _MSVCR_VER == 0 || _MSVCR_VER >= 140
|
|
else if((*p == 'z' || *p == 't') && p[1] && strchr("diouxX", p[1]))
|
|
flags.IntegerNative = *p++;
|
|
else if(*p == 'j') {
|
|
flags.IntegerDouble++;
|
|
p++;
|
|
}
|
|
#endif
|
|
#if _MSVCR_VER >= 140
|
|
else if(*p == 'T')
|
|
flags.NaturalString = *p++;
|
|
#endif
|
|
else if((*p == 'F' || *p == 'N') && legacy_msvcrt_compat)
|
|
p++; /* ignore */
|
|
else
|
|
break;
|
|
}
|
|
|
|
flags.Format = *p;
|
|
|
|
if(flags.Format == 's' || flags.Format == 'S') {
|
|
i = FUNC_NAME(pf_handle_string)(pf_puts, puts_ctx,
|
|
pf_args(args_ctx, pos, VT_PTR, valist).get_ptr,
|
|
-1, &flags, locale, legacy_wide);
|
|
} else if(flags.Format == 'c' || flags.Format == 'C') {
|
|
int ch = pf_args(args_ctx, pos, VT_INT, valist).get_int;
|
|
|
|
i = FUNC_NAME(pf_handle_string)(pf_puts, puts_ctx, &ch, 1, &flags, locale, legacy_wide);
|
|
if(i < 0) i = 0; /* ignore conversion error */
|
|
} else if(flags.Format == 'p') {
|
|
flags.Format = 'X';
|
|
flags.PadZero = '0';
|
|
i = flags.Precision;
|
|
flags.Precision = 2*sizeof(void*);
|
|
FUNC_NAME(pf_integer_conv)(buf, ARRAY_SIZE(buf), &flags,
|
|
(ULONG_PTR)pf_args(args_ctx, pos, VT_PTR, valist).get_ptr);
|
|
flags.PadZero = 0;
|
|
flags.Precision = i;
|
|
|
|
#ifdef PRINTF_WIDE
|
|
i = FUNC_NAME(pf_output_format_wstr)(pf_puts, puts_ctx, buf, -1, &flags, locale);
|
|
#else
|
|
i = FUNC_NAME(pf_output_format_str)(pf_puts, puts_ctx, buf, -1, &flags, locale);
|
|
#endif
|
|
} else if(flags.Format == 'n') {
|
|
int *used;
|
|
|
|
if(!n_format_enabled) {
|
|
MSVCRT_INVALID_PMT("\'n\' format specifier disabled", MSVCRT_EINVAL);
|
|
return -1;
|
|
}
|
|
|
|
used = pf_args(args_ctx, pos, VT_PTR, valist).get_ptr;
|
|
*used = written;
|
|
i = 0;
|
|
} else if(flags.Format && strchr("diouxX", flags.Format)) {
|
|
APICHAR *tmp = buf;
|
|
int max_len;
|
|
|
|
/* 0 padding is added after '0x' if Alternate flag is in use */
|
|
if((flags.Format=='x' || flags.Format=='X') && flags.PadZero && flags.Alternate
|
|
&& !flags.LeftAlign && flags.Precision<flags.FieldLength-2)
|
|
flags.Precision = flags.FieldLength - 2;
|
|
|
|
max_len = (flags.FieldLength>flags.Precision ? flags.FieldLength : flags.Precision) + 10;
|
|
if(max_len > ARRAY_SIZE(buf))
|
|
tmp = HeapAlloc(GetProcessHeap(), 0, max_len);
|
|
if(!tmp)
|
|
return -1;
|
|
|
|
if(flags.IntegerDouble || (flags.IntegerNative && sizeof(void*) == 8))
|
|
FUNC_NAME(pf_integer_conv)(tmp, max_len, &flags, pf_args(args_ctx, pos,
|
|
VT_I8, valist).get_longlong);
|
|
else if(flags.Format=='d' || flags.Format=='i')
|
|
FUNC_NAME(pf_integer_conv)(tmp, max_len, &flags, flags.IntegerLength!='h' ?
|
|
pf_args(args_ctx, pos, VT_INT, valist).get_int :
|
|
(short)pf_args(args_ctx, pos, VT_INT, valist).get_int);
|
|
else
|
|
FUNC_NAME(pf_integer_conv)(tmp, max_len, &flags, flags.IntegerLength!='h' ?
|
|
(unsigned)pf_args(args_ctx, pos, VT_INT, valist).get_int :
|
|
(unsigned short)pf_args(args_ctx, pos, VT_INT, valist).get_int);
|
|
|
|
#ifdef PRINTF_WIDE
|
|
i = FUNC_NAME(pf_output_format_wstr)(pf_puts, puts_ctx, tmp, -1, &flags, locale);
|
|
#else
|
|
i = FUNC_NAME(pf_output_format_str)(pf_puts, puts_ctx, tmp, -1, &flags, locale);
|
|
#endif
|
|
if(tmp != buf)
|
|
HeapFree(GetProcessHeap(), 0, tmp);
|
|
} else if(flags.Format && strchr("aAeEfFgG", flags.Format)) {
|
|
char float_fmt[20], buf_a[32], *tmp = buf_a, *decimal_point;
|
|
int len = flags.Precision + 10;
|
|
double val = pf_args(args_ctx, pos, VT_R8, valist).get_double;
|
|
int r;
|
|
|
|
if(signbit(val)) {
|
|
flags.Sign = '-';
|
|
val = -val;
|
|
}
|
|
|
|
if(isinf(val) || isnan(val))
|
|
i = FUNC_NAME(pf_output_special_fp)(pf_puts, puts_ctx, val, &flags,
|
|
locale, legacy_msvcrt_compat, three_digit_exp);
|
|
else if(flags.Format=='a' || flags.Format=='A')
|
|
i = FUNC_NAME(pf_output_hex_fp)(pf_puts, puts_ctx, val, &flags, locale);
|
|
else {
|
|
if(flags.Format=='f' || flags.Format=='F') {
|
|
if(val<10.0)
|
|
i = 1;
|
|
else
|
|
i = 1 + log10(val);
|
|
/* Default precision is 6, additional space for sign, separator and nullbyte is required */
|
|
i += (flags.Precision==-1 ? 6 : flags.Precision) + 3;
|
|
|
|
if(i > len)
|
|
len = i;
|
|
}
|
|
|
|
if(len > sizeof(buf_a))
|
|
tmp = HeapAlloc(GetProcessHeap(), 0, len);
|
|
if(!tmp)
|
|
return -1;
|
|
|
|
FUNC_NAME(pf_rebuild_format_string)(float_fmt, &flags);
|
|
|
|
sprintf(tmp, float_fmt, val);
|
|
if(MSVCRT__toupper_l(flags.Format, NULL)=='E' || MSVCRT__toupper_l(flags.Format, NULL)=='G')
|
|
FUNC_NAME(pf_fixup_exponent)(tmp, three_digit_exp);
|
|
|
|
decimal_point = strchr(tmp, '.');
|
|
if(decimal_point)
|
|
*decimal_point = *(locale ? locale->locinfo : get_locinfo())->lconv->decimal_point;
|
|
|
|
len = strlen(tmp);
|
|
i = FUNC_NAME(pf_fill)(pf_puts, puts_ctx, len, &flags, TRUE);
|
|
if(i < 0)
|
|
return i;
|
|
r = FUNC_NAME(pf_output_str)(pf_puts, puts_ctx, tmp, len, locale);
|
|
if(r < 0)
|
|
return r;
|
|
i += r;
|
|
if(tmp != buf_a)
|
|
HeapFree(GetProcessHeap(), 0, tmp);
|
|
r = FUNC_NAME(pf_fill)(pf_puts, puts_ctx, len, &flags, FALSE);
|
|
if(r < 0)
|
|
return r;
|
|
i += r;
|
|
}
|
|
} else {
|
|
if(invoke_invalid_param_handler) {
|
|
MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0);
|
|
*MSVCRT__errno() = MSVCRT_EINVAL;
|
|
return -1;
|
|
}
|
|
|
|
continue;
|
|
}
|
|
|
|
if(i < 0)
|
|
return i;
|
|
written += i;
|
|
p++;
|
|
}
|
|
|
|
return written;
|
|
}
|
|
|
|
#ifndef PRINTF_WIDE
|
|
enum types_clbk_flags {
|
|
TYPE_CLBK_VA_LIST = 1,
|
|
TYPE_CLBK_POSITIONAL = 2,
|
|
TYPE_CLBK_ERROR_POS = 4,
|
|
TYPE_CLBK_ERROR_TYPE = 8
|
|
};
|
|
|
|
/* This functions stores types of arguments. It uses args[0] internally */
|
|
static printf_arg arg_clbk_type(void *ctx, int pos, int type, __ms_va_list *valist)
|
|
{
|
|
static const printf_arg ret;
|
|
printf_arg *args = ctx;
|
|
|
|
if(pos == -1) {
|
|
args[0].get_int |= TYPE_CLBK_VA_LIST;
|
|
return ret;
|
|
} else
|
|
args[0].get_int |= TYPE_CLBK_POSITIONAL;
|
|
|
|
if(pos<1 || pos>MSVCRT__ARGMAX)
|
|
args[0].get_int |= TYPE_CLBK_ERROR_POS;
|
|
else if(args[pos].get_int && args[pos].get_int!=type)
|
|
args[0].get_int |= TYPE_CLBK_ERROR_TYPE;
|
|
else
|
|
args[pos].get_int = type;
|
|
|
|
return ret;
|
|
}
|
|
#endif
|
|
|
|
int FUNC_NAME(create_positional_ctx)(void *args_ctx, const APICHAR *format, __ms_va_list valist)
|
|
{
|
|
struct FUNC_NAME(_str_ctx) puts_ctx = {INT_MAX, NULL};
|
|
printf_arg *args = args_ctx;
|
|
int i, j;
|
|
|
|
i = FUNC_NAME(pf_printf)(FUNC_NAME(puts_clbk_str), &puts_ctx, format, NULL,
|
|
MSVCRT_PRINTF_POSITIONAL_PARAMS, arg_clbk_type, args_ctx, NULL);
|
|
if(i < 0)
|
|
return i;
|
|
|
|
if(args[0].get_int==0 || args[0].get_int==TYPE_CLBK_VA_LIST)
|
|
return 0;
|
|
if(args[0].get_int != TYPE_CLBK_POSITIONAL)
|
|
return -1;
|
|
|
|
for(i=MSVCRT__ARGMAX; i>0; i--)
|
|
if(args[i].get_int)
|
|
break;
|
|
|
|
for(j=1; j<=i; j++) {
|
|
switch(args[j].get_int) {
|
|
case VT_I8:
|
|
args[j].get_longlong = va_arg(valist, LONGLONG);
|
|
break;
|
|
case VT_INT:
|
|
args[j].get_int = va_arg(valist, int);
|
|
break;
|
|
case VT_R8:
|
|
args[j].get_double = va_arg(valist, double);
|
|
break;
|
|
case VT_PTR:
|
|
args[j].get_ptr = va_arg(valist, void*);
|
|
break;
|
|
default:
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
return j;
|
|
}
|
|
|
|
#undef APICHAR
|
|
#undef CONVCHAR
|
|
#undef FUNC_NAME
|