| 1 | ; $Id: SUPLibTracerA.asm 96407 2022-08-22 17:43:14Z vboxsync $
|
|---|
| 2 | ;; @file
|
|---|
| 3 | ; VirtualBox Support Library - Tracer Interface, Assembly bits.
|
|---|
| 4 | ;
|
|---|
| 5 |
|
|---|
| 6 | ;
|
|---|
| 7 | ; Copyright (C) 2012-2022 Oracle and/or its affiliates.
|
|---|
| 8 | ;
|
|---|
| 9 | ; This file is part of VirtualBox base platform packages, as
|
|---|
| 10 | ; available from https://www.virtualbox.org.
|
|---|
| 11 | ;
|
|---|
| 12 | ; This program is free software; you can redistribute it and/or
|
|---|
| 13 | ; modify it under the terms of the GNU General Public License
|
|---|
| 14 | ; as published by the Free Software Foundation, in version 3 of the
|
|---|
| 15 | ; License.
|
|---|
| 16 | ;
|
|---|
| 17 | ; This program is distributed in the hope that it will be useful, but
|
|---|
| 18 | ; WITHOUT ANY WARRANTY; without even the implied warranty of
|
|---|
| 19 | ; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|---|
| 20 | ; General Public License for more details.
|
|---|
| 21 | ;
|
|---|
| 22 | ; You should have received a copy of the GNU General Public License
|
|---|
| 23 | ; along with this program; if not, see <https://www.gnu.org/licenses>.
|
|---|
| 24 | ;
|
|---|
| 25 | ; The contents of this file may alternatively be used under the terms
|
|---|
| 26 | ; of the Common Development and Distribution License Version 1.0
|
|---|
| 27 | ; (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
|
|---|
| 28 | ; in the VirtualBox distribution, in which case the provisions of the
|
|---|
| 29 | ; CDDL are applicable instead of those of the GPL.
|
|---|
| 30 | ;
|
|---|
| 31 | ; You may elect to license modified versions of this file under the
|
|---|
| 32 | ; terms and conditions of either the GPL or the CDDL or both.
|
|---|
| 33 | ;
|
|---|
| 34 | ; SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
|
|---|
| 35 | ;
|
|---|
| 36 |
|
|---|
| 37 | ;*******************************************************************************
|
|---|
| 38 | ;* Header Files *
|
|---|
| 39 | ;*******************************************************************************
|
|---|
| 40 | %include "iprt/asmdefs.mac"
|
|---|
| 41 | %include "VBox/sup.mac"
|
|---|
| 42 |
|
|---|
| 43 | ; This should go into asmdefs.mac
|
|---|
| 44 | %ifdef PIC
|
|---|
| 45 | %ifdef ASM_FORMAT_ELF
|
|---|
| 46 | %define RT_ASM_USE_GOT
|
|---|
| 47 | %define RT_ASM_USE_PLT
|
|---|
| 48 | %endif
|
|---|
| 49 | %endif
|
|---|
| 50 |
|
|---|
| 51 |
|
|---|
| 52 | ;*******************************************************************************
|
|---|
| 53 | ;* Structures and Typedefs *
|
|---|
| 54 | ;*******************************************************************************
|
|---|
| 55 | struc SUPREQHDR
|
|---|
| 56 | .u32Cookie resd 1
|
|---|
| 57 | .u32SessionCookie resd 1
|
|---|
| 58 | .cbIn resd 1
|
|---|
| 59 | .cbOut resd 1
|
|---|
| 60 | .fFlags resd 1
|
|---|
| 61 | .rc resd 1
|
|---|
| 62 | endstruc
|
|---|
| 63 |
|
|---|
| 64 | struc SUPTRACERUMODFIREPROBE
|
|---|
| 65 | .Hdr resb SUPREQHDR_size
|
|---|
| 66 | .In resb SUPDRVTRACERUSRCTX64_size
|
|---|
| 67 | endstruc
|
|---|
| 68 |
|
|---|
| 69 |
|
|---|
| 70 | extern NAME(suplibTracerFireProbe)
|
|---|
| 71 |
|
|---|
| 72 |
|
|---|
| 73 | BEGINCODE
|
|---|
| 74 |
|
|---|
| 75 |
|
|---|
| 76 | ;;
|
|---|
| 77 | ; Set up a SUPTRACERUMODFIREPROBE request package on the stack and a C helper
|
|---|
| 78 | ; function in SUPLib.cpp to do the rest.
|
|---|
| 79 | ;
|
|---|
| 80 | EXPORTEDNAME SUPTracerFireProbe
|
|---|
| 81 | push xBP
|
|---|
| 82 | mov xBP, xSP
|
|---|
| 83 |
|
|---|
| 84 | ;
|
|---|
| 85 | ; Allocate package and set the sizes (the helper does the rest of
|
|---|
| 86 | ; the header). Setting the sizes here allows the helper to verify our
|
|---|
| 87 | ; idea of the request sizes.
|
|---|
| 88 | ;
|
|---|
| 89 | lea xSP, [xBP - SUPTRACERUMODFIREPROBE_size - 8]
|
|---|
| 90 |
|
|---|
| 91 | mov dword [xSP + SUPTRACERUMODFIREPROBE.Hdr + SUPREQHDR.cbIn], SUPTRACERUMODFIREPROBE_size
|
|---|
| 92 | mov dword [xSP + SUPTRACERUMODFIREPROBE.Hdr + SUPREQHDR.cbOut], SUPREQHDR_size
|
|---|
| 93 |
|
|---|
| 94 | %ifdef RT_ARCH_AMD64
|
|---|
| 95 | ;
|
|---|
| 96 | ; Save the AMD64 context.
|
|---|
| 97 | ;
|
|---|
| 98 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.rax], rax
|
|---|
| 99 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.rcx], rcx
|
|---|
| 100 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.rdx], rdx
|
|---|
| 101 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.rbx], rbx
|
|---|
| 102 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.rsi], rsi
|
|---|
| 103 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.rdi], rdi
|
|---|
| 104 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.r8 ], r8
|
|---|
| 105 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.r9 ], r9
|
|---|
| 106 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.r10], r10
|
|---|
| 107 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.r11], r11
|
|---|
| 108 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.r12], r12
|
|---|
| 109 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.r13], r13
|
|---|
| 110 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.r14], r14
|
|---|
| 111 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.r15], r15
|
|---|
| 112 | pushf
|
|---|
| 113 | pop xAX
|
|---|
| 114 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.rflags], xAX
|
|---|
| 115 | mov xAX, [xBP + xCB]
|
|---|
| 116 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.rip], xAX
|
|---|
| 117 | mov xAX, [xBP]
|
|---|
| 118 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.rbp], xAX
|
|---|
| 119 | lea xAX, [xBP + xCB*2]
|
|---|
| 120 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.rsp], xAX
|
|---|
| 121 | %ifdef ASM_CALL64_MSC
|
|---|
| 122 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.uVtgProbeLoc], rcx
|
|---|
| 123 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xCB*0], rdx
|
|---|
| 124 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xCB*1], r8
|
|---|
| 125 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xCB*2], r9
|
|---|
| 126 | mov xAX, [xBP + xCB*2 + 0x20 + xCB*0]
|
|---|
| 127 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xCB*3], xAX
|
|---|
| 128 | mov xAX, [xBP + xCB*2 + 0x20 + xCB*1]
|
|---|
| 129 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xCB*4], xAX
|
|---|
| 130 | mov xAX, [xBP + xCB*2 + 0x20 + xCB*2]
|
|---|
| 131 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xCB*5], xAX
|
|---|
| 132 | mov xAX, [xBP + xCB*2 + 0x20 + xCB*3]
|
|---|
| 133 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xCB*6], xAX
|
|---|
| 134 | mov xAX, [xBP + xCB*2 + 0x20 + xCB*4]
|
|---|
| 135 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xCB*7], xAX
|
|---|
| 136 | mov xAX, [xBP + xCB*2 + 0x20 + xCB*5]
|
|---|
| 137 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xCB*8], xAX
|
|---|
| 138 | mov xAX, [xBP + xCB*2 + 0x20 + xCB*6]
|
|---|
| 139 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xCB*9], xAX
|
|---|
| 140 | mov eax, [xCX + 4] ; VTGPROBELOC::idProbe.
|
|---|
| 141 | %else
|
|---|
| 142 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.uVtgProbeLoc], rdi
|
|---|
| 143 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xCB*0], rsi
|
|---|
| 144 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xCB*1], rdx
|
|---|
| 145 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xCB*2], rcx
|
|---|
| 146 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xCB*3], r8
|
|---|
| 147 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xCB*4], r9
|
|---|
| 148 | mov xAX, [xBP + xCB*2 + xCB*0]
|
|---|
| 149 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xCB*5], xAX
|
|---|
| 150 | mov xAX, [xBP + xCB*2 + xCB*1]
|
|---|
| 151 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xCB*6], xAX
|
|---|
| 152 | mov xAX, [xBP + xCB*2 + xCB*2]
|
|---|
| 153 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xCB*7], xAX
|
|---|
| 154 | mov xAX, [xBP + xCB*2 + xCB*3]
|
|---|
| 155 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xCB*8], xAX
|
|---|
| 156 | mov xAX, [xBP + xCB*2 + xCB*4]
|
|---|
| 157 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xCB*9], xAX
|
|---|
| 158 | mov eax, [xDI + 4] ; VTGPROBELOC::idProbe.
|
|---|
| 159 | %endif
|
|---|
| 160 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.idProbe], eax
|
|---|
| 161 | mov dword [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.cBits], 64
|
|---|
| 162 |
|
|---|
| 163 | ;
|
|---|
| 164 | ; Call the helper.
|
|---|
| 165 | ;
|
|---|
| 166 | %ifdef ASM_CALL64_MSC
|
|---|
| 167 | mov xDX, xSP
|
|---|
| 168 | sub xSP, 0x20
|
|---|
| 169 | call NAME(suplibTracerFireProbe)
|
|---|
| 170 | %else
|
|---|
| 171 | mov xSI, xSP
|
|---|
| 172 | %ifdef RT_ASM_USE_PLT
|
|---|
| 173 | call NAME(suplibTracerFireProbe) wrt ..plt
|
|---|
| 174 | %else
|
|---|
| 175 | call NAME(suplibTracerFireProbe)
|
|---|
| 176 | %endif
|
|---|
| 177 | %endif
|
|---|
| 178 |
|
|---|
| 179 | %elifdef RT_ARCH_X86
|
|---|
| 180 | ;
|
|---|
| 181 | ; Save the X86 context.
|
|---|
| 182 | ;
|
|---|
| 183 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX32.u.X86.eax], eax
|
|---|
| 184 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX32.u.X86.ecx], ecx
|
|---|
| 185 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX32.u.X86.edx], edx
|
|---|
| 186 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX32.u.X86.ebx], ebx
|
|---|
| 187 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX32.u.X86.esi], esi
|
|---|
| 188 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX32.u.X86.edi], edi
|
|---|
| 189 | pushf
|
|---|
| 190 | pop xAX
|
|---|
| 191 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX32.u.X86.eflags], xAX
|
|---|
| 192 | mov xAX, [xBP + xCB]
|
|---|
| 193 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX32.u.X86.eip], xAX
|
|---|
| 194 | mov xAX, [xBP]
|
|---|
| 195 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX32.u.X86.ebp], xAX
|
|---|
| 196 | lea xAX, [xBP + xCB*2]
|
|---|
| 197 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX32.u.X86.esp], xAX
|
|---|
| 198 |
|
|---|
| 199 | mov xCX, [xBP + xCB*2 + xCB*0]
|
|---|
| 200 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX32.u.X86.uVtgProbeLoc], xCX ; keep, used below.
|
|---|
| 201 |
|
|---|
| 202 | mov edx, 20
|
|---|
| 203 | .more:
|
|---|
| 204 | dec edx
|
|---|
| 205 | mov xAX, [xBP + xCB*2 + xCB*xDX]
|
|---|
| 206 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX32.u.X86.aArgs + xCB*xDX], xAX
|
|---|
| 207 | jnz .more
|
|---|
| 208 |
|
|---|
| 209 | mov eax, [xCX + 4] ; VTGPROBELOC::idProbe.
|
|---|
| 210 | mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX32.idProbe], eax
|
|---|
| 211 | mov dword [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX32.cBits], 32
|
|---|
| 212 |
|
|---|
| 213 | ;
|
|---|
| 214 | ; Call the helper.
|
|---|
| 215 | ;
|
|---|
| 216 | mov xDX, xSP
|
|---|
| 217 | push xDX
|
|---|
| 218 | push xCX
|
|---|
| 219 | %ifdef RT_ASM_USE_PLT
|
|---|
| 220 | call NAME(suplibTracerFireProbe) wrt ..plt
|
|---|
| 221 | %else
|
|---|
| 222 | call NAME(suplibTracerFireProbe)
|
|---|
| 223 | %endif
|
|---|
| 224 | %else
|
|---|
| 225 | %error "Arch not supported (or correctly defined)."
|
|---|
| 226 | %endif
|
|---|
| 227 |
|
|---|
| 228 |
|
|---|
| 229 | leave
|
|---|
| 230 | ret
|
|---|
| 231 | ENDPROC SUPTracerFireProbe
|
|---|
| 232 |
|
|---|
