/* * Copyright (c) 2015 Cisco and/or its affiliates. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ /* Copyright (c) 2005 Eliot Dresselhaus Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #if defined(__APPLE__) # define cdecl(s) _##s #else # define cdecl(s) s #endif #if defined(__x86_64__) .global cdecl(clib_setjmp) .align 4 #ifndef __APPLE__ .type cdecl(clib_setjmp), @function #endif cdecl(clib_setjmp): movq %rbx, 8*0(%rdi) movq %rbp, 8*1(%rdi) movq %r12, 8*2(%rdi) movq %r13, 8*3(%rdi) movq %r14, 8*4(%rdi) movq %r15, 8*5(%rdi) /* Save SP after return. */ leaq 8(%rsp), %rdx movq %rdx, 8*6(%rdi) /* Save PC we are returning to from stack frame. */ movq 0(%rsp), %rax movq %rax, 8*7(%rdi) /* Give back user's return value. */ movq %rsi, %rax ret .global cdecl(clib_longjmp) .align 4 #ifndef __APPLE__ .type cdecl(clib_longjmp), @function #endif cdecl(clib_longjmp): /* Restore regs. */ movq 8*0(%rdi), %rbx movq 8*1(%rdi), %rbp movq 8*2(%rdi), %r12 movq 8*3(%rdi), %r13 movq 8*4(%rdi), %r14 movq 8*5(%rdi), %r15 movq 8*6(%rdi), %rsp movq 8*7(%rdi), %rdx /* Give back user's return value. */ movq %rsi, %rax /* Away we go. */ jmpq *%rdx .global cdecl(clib_calljmp) .align 4 #ifndef __APPLE__ .type cdecl(clib_calljmp), @function #endif cdecl(clib_calljmp): /* Make sure stack is 16-byte aligned. */ movq %rdx, %rax andq $0xf, %rax subq %rax, %rdx /* Get return address. */ pop %rax /* Switch to new stack. */ xchgq %rsp, %rdx /* Save return address on new stack. */ push %rax /* Save old stack pointer on new stack. */ push %rdx /* Get function. */ movq %rdi, %rdx /* Move argument into place. */ movq %rsi, %rdi /* Away we go. */ callq *%rdx /* Switch back to old stack. */ movq 8(%rsp), %rdx movq 0(%rsp), %rcx xchgq %rcx, %rsp /* Return to caller. */ jmpq *%rdx #elif defined(i386) .global cdecl(clib_setjmp) .align 4 .type cdecl(clib_setjmp), @function cdecl(clib_setjmp): movl 4(%esp), %ecx movl %ebp, 4*0(%ecx) movl %ebx, 4*1(%ecx) movl %edi, 4*2(%ecx) movl %esi, 4*3(%ecx) /* Save SP after return. */ leal 4(%esp), %edx movl %edx, 4*4(%ecx) /* Save PC we are returning to from stack frame. */ movl 0(%esp), %eax movl %eax, 4*5(%ecx) /* Give back user's return value. */ movl 8(%esp), %eax ret .global cdecl(clib_longjmp) .align 4 .type cdecl(clib_longjmp), @function cdecl(clib_longjmp): movl 4(%esp), %ecx /* Give back user's return value. */ movl 8(%esp), %eax /* Restore regs. */ movl 4*0(%ecx), %ebp movl 4*1(%ecx), %ebx movl 4*2(%ecx), %edi movl 4*3(%ecx), %esi movl 4*4(%ecx), %esp movl 4*5(%ecx), %edx /* Away we go. */ jmp *%edx .global cdecl(clib_calljmp) .align 4 .type cdecl(clib_calljmp), @function cdecl(clib_calljmp): /* Get new stack pointer. */ movl 12(%esp), %edx /* Switch stacks. */ xchgl %esp, %edx /* Save old stack pointer on new stack. */ sub $8, %esp movl %edx, 4(%esp) /* Put function argument in stack frame. */ movl 8(%edx), %eax movl %eax, 0(%esp) /* Get function. */ movl 4(%edx), %eax /* Away we go. */ call *%eax /* Switch back to old stack. */ movl 4(%esp), %edx xchgl %edx, %esp /* Return to caller. */ ret #elif defined(__SPU__) #elif defined(__powerpc64__) .text #define _prologue(n) \ .align 2 ; \ .globl n, .##n ; \ .section ".opd", "aw" ; \ .align 3 ; \ n: .quad .##n, .TOC.@tocbase, 0 ; \ .previous ; \ .size n, 24 ; \ .type .##n, @function ; \ .##n: #define _foreach_14_31 \ _ (14, 0) _ (15, 1) _ (16, 2) _ (17, 3) _ (18, 4) _ (19, 5) \ _ (20, 6) _ (21, 7) _ (22, 8) _ (23, 9) _ (24, 10) _ (25, 11) \ _ (26, 12) _ (27, 13) _ (28, 14) _ (29, 15) _ (30, 16) _ (31, 17) #define _foreach_20_31 \ _ (20, 0) _ (21, 1) _ (22, 2) _ (23, 3) _ (24, 4) _ (25, 5) \ _ (26, 6) _ (27, 7) _ (28, 8) _ (29, 9) _ (30, 10) _ (31, 11) #ifdef __ALTIVEC__ #define CLIB_POWERPC_ALTIVEC_N_REGS 12 #else #define CLIB_POWERPC_ALTIVEC_N_REGS 0 #endif _prologue (cdecl(clib_setjmp)) mflr 0 std 0, 8*0(3) std 1, 8*1(3) std 2, 8*2(3) mfcr 0 std 0, 8*3(3) mfspr 0, 256 stw 0, 8*4(3) /* gprs 14 - 31 */ #define _(a,b) std a, 8*((b) + 4 + 18*0)(3) ; _foreach_14_31 #undef _ /* fprs 14 - 31 */ #define _(a,b) stfd a, 8*((b) + 4 + 18*1)(3) ; _foreach_14_31 #undef _ #if CLIB_POWERPC_ALTIVEC_N_REGS > 0 /* vrs 20 - 31 */ li 5, 8*(4 + 18*2) #define _(a,b) stvx a, 5, 3 ; addi 5, 5, 16 ; _foreach_20_31 #undef _ #endif /* CLIB_POWERPC_ALTIVEC_N_REGS > 0 */ /* Return value. */ mr 3, 4 blr _p
/*
 * Copyright (c) 2019 Cisco and/or its affiliates.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at:
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
#ifndef __IPSEC_PUNT_H__
#define __IPSEC_PUNT_H__

#include <vlib/vlib.h>

#define foreach_ipsec_punt_reason                                             \
  _ (IP4_SPI_UDP_0, "ipsec4-spi-o-udp-0", IP4_PACKET)                         \
  _ (IP4_NO_SUCH_TUNNEL, "ipsec4-no-such-tunnel", IP4_PACKET)                 \
  _ (IP6_NO_SUCH_TUNNEL, "ipsec6-no-such-tunnel", IP6_PACKET)                 \
  _ (IP6_SPI_UDP_0, "ipsec6-spi-o-udp-0", IP6_PACKET)

typedef enum ipsec_punt_reason_t_
{
#define _(s, v,