beauty.h 3.4 KB
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#ifndef _PERF_TRACE_BEAUTY_H
#define _PERF_TRACE_BEAUTY_H

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#include <linux/kernel.h>
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#include <linux/types.h>

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struct strarray {
	int	    offset;
	int	    nr_entries;
	const char **entries;
};

#define DEFINE_STRARRAY(array) struct strarray strarray__##array = { \
	.nr_entries = ARRAY_SIZE(array), \
	.entries = array, \
}

#define DEFINE_STRARRAY_OFFSET(array, off) struct strarray strarray__##array = { \
	.offset	    = off, \
	.nr_entries = ARRAY_SIZE(array), \
	.entries = array, \
}

size_t strarray__scnprintf(struct strarray *sa, char *bf, size_t size, const char *intfmt, int val);

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struct trace;
struct thread;

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/**
 * @val: value of syscall argument being formatted
 * @args: All the args, use syscall_args__val(arg, nth) to access one
 * @thread: tid state (maps, pid, tid, etc)
 * @trace: 'perf trace' internals: all threads, etc
 * @parm: private area, may be an strarray, for instance
 * @idx: syscall arg idx (is this the first?)
 * @mask: a syscall arg may mask another arg, see syscall_arg__scnprintf_futex_op
 */

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struct syscall_arg {
	unsigned long val;
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	unsigned char *args;
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	struct thread *thread;
	struct trace  *trace;
	void	      *parm;
	u8	      idx;
	u8	      mask;
};

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unsigned long syscall_arg__val(struct syscall_arg *arg, u8 idx);

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size_t syscall_arg__scnprintf_strarrays(char *bf, size_t size, struct syscall_arg *arg);
#define SCA_STRARRAYS syscall_arg__scnprintf_strarrays

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size_t syscall_arg__scnprintf_fd(char *bf, size_t size, struct syscall_arg *arg);
#define SCA_FD syscall_arg__scnprintf_fd

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size_t syscall_arg__scnprintf_hex(char *bf, size_t size, struct syscall_arg *arg);
#define SCA_HEX syscall_arg__scnprintf_hex

size_t syscall_arg__scnprintf_int(char *bf, size_t size, struct syscall_arg *arg);
#define SCA_INT syscall_arg__scnprintf_int

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size_t syscall_arg__scnprintf_long(char *bf, size_t size, struct syscall_arg *arg);
#define SCA_LONG syscall_arg__scnprintf_long

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size_t syscall_arg__scnprintf_pid(char *bf, size_t size, struct syscall_arg *arg);
#define SCA_PID syscall_arg__scnprintf_pid

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size_t syscall_arg__scnprintf_clone_flags(char *bf, size_t size, struct syscall_arg *arg);
#define SCA_CLONE_FLAGS syscall_arg__scnprintf_clone_flags

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size_t syscall_arg__scnprintf_fcntl_cmd(char *bf, size_t size, struct syscall_arg *arg);
#define SCA_FCNTL_CMD syscall_arg__scnprintf_fcntl_cmd

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size_t syscall_arg__scnprintf_fcntl_arg(char *bf, size_t size, struct syscall_arg *arg);
#define SCA_FCNTL_ARG syscall_arg__scnprintf_fcntl_arg

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size_t syscall_arg__scnprintf_ioctl_cmd(char *bf, size_t size, struct syscall_arg *arg);
#define SCA_IOCTL_CMD syscall_arg__scnprintf_ioctl_cmd

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size_t syscall_arg__scnprintf_pkey_alloc_access_rights(char *bf, size_t size, struct syscall_arg *arg);
#define SCA_PKEY_ALLOC_ACCESS_RIGHTS syscall_arg__scnprintf_pkey_alloc_access_rights

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size_t syscall_arg__scnprintf_open_flags(char *bf, size_t size, struct syscall_arg *arg);
#define SCA_OPEN_FLAGS syscall_arg__scnprintf_open_flags

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size_t syscall_arg__scnprintf_statx_flags(char *bf, size_t size, struct syscall_arg *arg);
#define SCA_STATX_FLAGS syscall_arg__scnprintf_statx_flags

size_t syscall_arg__scnprintf_statx_mask(char *bf, size_t size, struct syscall_arg *arg);
#define SCA_STATX_MASK syscall_arg__scnprintf_statx_mask

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size_t open__scnprintf_flags(unsigned long flags, char *bf, size_t size);

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void syscall_arg__set_ret_scnprintf(struct syscall_arg *arg,
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				    size_t (*ret_scnprintf)(char *bf, size_t size, struct syscall_arg *arg));
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#endif /* _PERF_TRACE_BEAUTY_H */