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Diffstat (limited to 'lib/libsysdecode/support.h')
| -rw-r--r-- | lib/libsysdecode/support.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/lib/libsysdecode/support.h b/lib/libsysdecode/support.h new file mode 100644 index 000000000000..fecb0bf1bb5e --- /dev/null +++ b/lib/libsysdecode/support.h @@ -0,0 +1,62 @@ +/* + * Copyright (c) 2006 "David Kirchner" <dpk@dpk.net>. All rights reserved. + * + * 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. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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. + */ + +#ifndef __SYSDECODE_SUPPORT_H__ +#define __SYSDECODE_SUPPORT_H__ + +/* + * This is taken from the xlat tables originally in truss which were + * in turn taken from strace. + */ +struct name_table { + uintmax_t val; + const char *str; +}; + +/* + * These are simple support macros. print_or utilizes a variable + * defined in the calling function to track whether or not it should + * print a logical-OR character ('|') before a string. if_print_or + * simply handles the necessary "if" statement used in many lines + * of this file. + */ +#define print_or(fp,str,orflag) do { \ + if (orflag) fputc(fp, '|'); else orflag = true; \ + fprintf(fp, str); } \ + while (0) +#define if_print_or(fp,i,flag,orflag) do { \ + if ((i & flag) == flag) \ + print_or(fp,#flag,orflag); } \ + while (0) + +const char *lookup_value(struct name_table *, uintmax_t); +void print_integer(FILE *, int, int); +bool print_mask_0(FILE *, struct name_table *, int, int *); +bool print_mask_0ul(FILE *, struct name_table *, u_long, u_long *); +bool print_mask_int(FILE *, struct name_table *, int, int *); +void print_mask_part(FILE *, struct name_table *, uintmax_t *, bool *); +bool print_value(FILE *, struct name_table *, uintmax_t); + +#endif /* !__SYSDECODE_SUPPORT_H__ */ |