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Diffstat (limited to 'lib/printf/printflocal.h')
| -rw-r--r-- | lib/printf/printflocal.h | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/lib/printf/printflocal.h b/lib/printf/printflocal.h new file mode 100644 index 0000000..4b03091 --- /dev/null +++ b/lib/printf/printflocal.h @@ -0,0 +1,105 @@ +/*- + * SPDX-License-Identifier: BSD-3-Clause + * + * Copyright (c) 1990, 1993 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Chris Torek. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include "compiler.h" +#include "printfrr.h" + +/* + * Flags used during conversion. + */ +#define ALT 0x001 /* alternate form */ +#define LADJUST 0x004 /* left adjustment */ +#define LONGDBL 0x008 /* long double */ +#define LONGINT 0x010 /* long integer */ +#define LLONGINT 0x020 /* long long integer */ +#define SHORTINT 0x040 /* short integer */ +#define ZEROPAD 0x080 /* zero (as opposed to blank) pad */ +#define FPT 0x100 /* Floating point number */ +#define GROUPING 0x200 /* use grouping ("'" flag) */ + /* C99 additional size modifiers: */ +#define SIZET 0x400 /* size_t */ +#define PTRDIFFT 0x800 /* ptrdiff_t */ +#define INTMAXT 0x1000 /* intmax_t */ +#define CHARINT 0x2000 /* print char using int format */ + +/* + * Macros for converting digits to letters and vice versa + */ +#define to_digit(c) ((c) - '0') +#define is_digit(c) ((unsigned)to_digit(c) <= 9) +#define to_char(n) ((n) + '0') + +/* Size of the static argument table. */ +#define STATIC_ARG_TBL_SIZE 8 + +union arg { + int intarg; + u_int uintarg; + long longarg; + u_long ulongarg; + long long longlongarg; + unsigned long long ulonglongarg; + ptrdiff_t ptrdiffarg; + size_t sizearg; + intmax_t intmaxarg; + uintmax_t uintmaxarg; + void *pvoidarg; + char *pchararg; + signed char *pschararg; + short *pshortarg; + int *pintarg; + long *plongarg; + long long *plonglongarg; + ptrdiff_t *pptrdiffarg; + ssize_t *pssizearg; + intmax_t *pintmaxarg; +#ifndef NO_FLOATING_POINT + double doublearg; + long double longdoublearg; +#endif + wint_t wintarg; + wchar_t *pwchararg; +}; + +/* Handle positional parameters. */ +int _frr_find_arguments(const char *, va_list, union arg **) DSO_LOCAL; +#ifdef WCHAR_SUPPORT +int _frr_find_warguments(const wchar_t *, va_list, union arg **) DSO_LOCAL; +#endif + +/* returns number of bytes needed for full output, or -1 */ +ssize_t printfrr_extp(struct fbuf *, struct printfrr_eargs *ea, const void *) + DSO_LOCAL; +ssize_t printfrr_exti(struct fbuf *, struct printfrr_eargs *ea, uintmax_t) + DSO_LOCAL; |