aosp12/external/strace/xlat.h

56 lines
1.5 KiB
C

#ifndef STRACE_XLAT_H
#define STRACE_XLAT_H
# include <stdint.h>
enum xlat_type {
XT_NORMAL,
XT_SORTED,
XT_INDEXED,
};
enum xlat_style {
/**
* Special value that is used for passing to *print{xval,flags}*_ex
* routines that indicates that no overriding of user-supplied xlat
* verbosity/formatting configuration is intended.
*/
XLAT_STYLE_DEFAULT = 0,
/** Print xlat value as is without xlat processing */
XLAT_STYLE_RAW = 1 << 0,
/**
* Historic strace style, process xlat and print the result (xlat
* constant name/combination of flags), raw number only if nothing is
* found.
*/
XLAT_STYLE_ABBREV = 1 << 1,
/** Always print both raw number and xlat processing result. */
XLAT_STYLE_VERBOSE = XLAT_STYLE_RAW | XLAT_STYLE_ABBREV,
#define XLAT_STYLE_FORMAT_SHIFT 2
#define XLAT_STYLE_VERBOSITY_MASK ((1 << XLAT_STYLE_FORMAT_SHIFT) - 1)
XLAT_STYLE_FMT_X = 0 << XLAT_STYLE_FORMAT_SHIFT,
XLAT_STYLE_FMT_U = 1 << XLAT_STYLE_FORMAT_SHIFT,
XLAT_STYLE_FMT_D = 2 << XLAT_STYLE_FORMAT_SHIFT,
#define XLAT_STYLE_FORMAT_MASK (3 << XLAT_STYLE_FORMAT_SHIFT)
#define XLAT_STYLE_SPEC_BITS (XLAT_STYLE_FORMAT_SHIFT + 2)
#define XLAT_STYLE_MASK ((1 << XLAT_STYLE_SPEC_BITS) - 1)
};
struct xlat {
uint64_t val;
const char *str;
};
# define XLAT(val) { (unsigned)(val), #val }
# define XLAT_PAIR(val, str) { (unsigned)(val), str }
# define XLAT_TYPE(type, val) { (type)(val), #val }
# define XLAT_TYPE_PAIR(type, val, str) { (type)(val), str }
# define XLAT_END { 0, 0 }
#endif /* !STRACE_XLAT_H */