1 /* 2 * Copyright (C) 2023 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef BERBERIS_GUEST_OS_PRIMITIVES_GUEST_SIGNAL_ARCH_H_ 18 #define BERBERIS_GUEST_OS_PRIMITIVES_GUEST_SIGNAL_ARCH_H_ 19 20 namespace berberis { 21 22 // Guest struct (__kernel_)sigaction, as expected by rt_sigaction syscall. 23 struct Guest_sigaction { 24 // Prefix avoids conflict with original 'sa_sigaction' defined as macro. 25 GuestAddr guest_sa_sigaction; 26 unsigned long sa_flags; 27 Guest_sigset_t sa_mask; 28 }; 29 30 #if defined(NATIVE_BRIDGE_GUEST_ARCH_RISCV64) 31 CHECK_STRUCT_LAYOUT(Guest_sigaction, 192, 64); 32 CHECK_FIELD_LAYOUT(Guest_sigaction, guest_sa_sigaction, 0, 64); 33 CHECK_FIELD_LAYOUT(Guest_sigaction, sa_flags, 64, 64); 34 CHECK_FIELD_LAYOUT(Guest_sigaction, sa_mask, 128, 64); 35 #else 36 #error "Riscv32 is not supported." 37 #endif 38 39 } // namespace berberis 40 41 #endif // BERBERIS_GUEST_OS_PRIMITIVES_GUEST_SIGNAL_ARCH_H_ 42