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// SPDX-License-Identifier: GPL-2.0-or-later
/* seitan - Syscall Expressive Interpreter, Transformer and Notifier
*
* cooker/util.c - Convenience routines
*
* Copyright 2023 Red Hat GmbH
* Author: Stefano Brivio <sbrivio@redhat.com>
*/
#include <bits/local_lim.h> /* TODO: Why isn't __USE_POSIX with limits.h
* enough for LOGIN_NAME_MAX here?
*/
#include <stdio.h>
#include <stdarg.h>
#include <string.h>
#include <sys/syscall.h>
#include "gluten.h"
#include "../cooker/calls.h"
#define logfn(name) \
void name(const char *format, ...) { \
va_list args; \
\
va_start(args, format); \
(void)vfprintf(stderr, format, args); \
va_end(args); \
if (format[strlen(format)] != '\n') \
fprintf(stderr, "\n"); \
}
logfn(err)
logfn(info)
logfn(debug)
const char *gluten_offset_name[OFFSET_TYPE_MAX + 1] = {
"NULL",
"read-only data", "temporary data", "seccomp data",
"instruction area", "metadata",
};
const char *context_type_name[CONTEXT_TYPE_MAX + 1] = {
"mnt", "cgroup", "uts", "ipc", "user", "pid", "net", "time",
"cwd",
"uid", "gid",
};
const char *context_spec_type_name[CONTEXT_SPEC_TYPE_MAX + 1] = {
"none", "caller", "pid", "path",
};
const char *bitwise_type_str[BITWISE_MAX + 1] = { "&", "|" };
const char *cmp_type_str[CMP_MAX + 1] = {
"EQ", "NE", "GT", "GE", "LT", "LE",
};
const char *metadata_type_str[METADATA_MAX + 1] = { "uid", "gid", "pid" };
const char *syscall_name(long nr) {
struct call **set, *call;
for (set = call_sets, call = set[0]; *set; call++) {
if (!call->name) {
set++;
call = set[0];
continue;
}
if (nr == call->number)
break;
}
return call ? call->name : "unknown";
}
const char *syscall_name_str[N_SYSCALL + 1] = {
[__NR_chown] = "chown",
[__NR_connect] = "connect",
[__NR_ioctl] = "ioctl",
[__NR_lchown] = "lchown",
[__NR_mknod] = "mknod",
[__NR_mknodat] = "mknodat",
[__NR_open] = "open",
[__NR_read] = "read",
[__NR_sched_get_priority_max] = "sched_get_priority_max",
[__NR_sched_get_priority_min] = "sched_get_priority_min",
[__NR_sched_getaffinity] = "sched_getaffinity",
[__NR_sched_getattr] = "sched_getattr",
[__NR_sched_getparam] = "sched_getparam",
[__NR_sched_getscheduler] = "sched_getscheduler",
[__NR_sched_setaffinity] = "sched_setaffinity",
[__NR_sched_setattr] = "sched_setattr",
[__NR_sched_setparam] = "sched_setparam",
[__NR_sched_setscheduler] = "sched_setscheduler",
[__NR_sched_yield] = "sched_yield",
[__NR_socket] = "socket",
[__NR_unshare] = "unshare",
};
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