* Copyright (c) 2000 Wichert Akkerman <wakkerma@debian.org>
* Copyright (c) 2011 Denys Vlasenko <dvlasenk@redhat.com>
* Copyright (c) 2005-2015 Dmitry V. Levin <ldv@altlinux.org>
+ * Copyright (c) 2014-2017 The strace developers.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
#include "xlat/cap_version.h"
-typedef struct user_cap_header_struct {
+struct user_cap_header_struct {
uint32_t version;
int pid;
-} *cap_user_header_t;
+};
-typedef struct user_cap_data_struct {
+struct user_cap_data_struct {
uint32_t effective;
uint32_t permitted;
uint32_t inheritable;
-} *cap_user_data_t;
+};
-static cap_user_header_t
-get_cap_header(struct tcb *tcp, unsigned long addr)
+static const struct user_cap_header_struct *
+get_cap_header(struct tcb *const tcp, const kernel_ulong_t addr)
{
static struct user_cap_header_struct header;
}
static void
-print_cap_header(struct tcb *tcp, unsigned long addr, cap_user_header_t h)
+print_cap_header(struct tcb *const tcp, const kernel_ulong_t addr,
+ const struct user_cap_header_struct *const h)
{
if (!addr || !h) {
printaddr(addr);
return;
}
- tprints("{");
+ tprints("{version=");
printxval(cap_version, h->version,
"_LINUX_CAPABILITY_VERSION_???");
- tprintf(", %d}", h->pid);
+ tprintf(", pid=%d}", h->pid);
}
static void
}
static void
-print_cap_data(struct tcb *tcp, unsigned long addr, const cap_user_header_t h)
+print_cap_data(struct tcb *const tcp, const kernel_ulong_t addr,
+ const struct user_cap_header_struct *const h)
{
struct user_cap_data_struct data[2];
unsigned int len;
if (umoven_or_printaddr(tcp, addr, len * sizeof(data[0]), data))
return;
- tprints("{");
+ tprints("{effective=");
print_cap_bits(data[0].effective, len > 1 ? data[1].effective : 0);
- tprints(", ");
+ tprints(", permitted=");
print_cap_bits(data[0].permitted, len > 1 ? data[1].permitted : 0);
- tprints(", ");
+ tprints(", inheritable=");
print_cap_bits(data[0].inheritable, len > 1 ? data[1].inheritable : 0);
tprints("}");
}
SYS_FUNC(capget)
{
- cap_user_header_t h;
+ const struct user_cap_header_struct *h;
if (entering(tcp)) {
h = get_cap_header(tcp, tcp->u_arg[0]);
SYS_FUNC(capset)
{
- cap_user_header_t h = get_cap_header(tcp, tcp->u_arg[0]);
+ const struct user_cap_header_struct *const h =
+ get_cap_header(tcp, tcp->u_arg[0]);
print_cap_header(tcp, tcp->u_arg[0], h);
tprints(", ");
print_cap_data(tcp, tcp->u_arg[1], h);