gary.tierney
/
openrs2
forked from openrs2/openrs2
1
0
Fork 0
Code Issues 1 Pull Requests Releases Wiki Activity

Add arch/OS enums to avoid hard-coding the platform detection patch

Browse Source 
Signed-off-by: Graham <gpe@openrs2.org>
Graham 4 years ago
parent 80957aeca0
commit 3091409f82
4 changed files with 165 additions and 102 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Show Stats Download Patch File Download Diff File
  1. 10
      patcher/src/main/kotlin/org/openrs2/patcher/Architecture.kt
  2. 17
      patcher/src/main/kotlin/org/openrs2/patcher/OperatingSystem.kt
  3. 70
      patcher/src/main/kotlin/org/openrs2/patcher/Resource.kt
  4. 132
      patcher/src/main/kotlin/org/openrs2/patcher/transform/PlatformDetectionTransformer.kt

10
patcher/src/main/kotlin/org/openrs2/patcher/Architecture.kt
Unescape View File

@ -0,0 +1,10 @@
package org.openrs2.patcher
public enum class Architecture(
public val needles: List<String>
) {
I386(listOf("i386", "x86")),
AMD64(listOf("amd64", "x86_64"));
public val id: String = name.toLowerCase()
}

17
patcher/src/main/kotlin/org/openrs2/patcher/OperatingSystem.kt
Unescape View File

@ -0,0 +1,17 @@
package org.openrs2.patcher
import org.openrs2.patcher.Architecture.AMD64
import org.openrs2.patcher.Architecture.I386
public enum class OperatingSystem(
public val needle: String,
public val architectures: List<Architecture>,
public val glLibraries: List<String>
) {
// AMD64 must be before I386 as x86 is a substring of x86_64
WINDOWS("win", listOf(AMD64, I386), listOf("jaggl.dll")),
MAC("mac", listOf(AMD64, I386), listOf("libjaggl.dylib")),
LINUX("linux", listOf(AMD64, I386), listOf("libjaggl.so", "libjaggl_dri.so"));
public val id: String = name.toLowerCase()
}

70
patcher/src/main/kotlin/org/openrs2/patcher/Resource.kt
Unescape View File

@ -85,43 +85,43 @@ public class Resource(
return compress(source, destination, uncompressed)
}
public fun compressGlNatives(): List<List<Resource>> = listOf(
// Windows i386
listOf(
compressNative("jaggl_0_0.lib", "jaggl.dll", "windows-i386/jaggl.dll")
),
// Windows amd64
listOf(
compressNative("jaggl_1_0.lib", "jaggl.dll", "windows-amd64/jaggl.dll")
),
// macOS i386
listOf(
compressNative("jaggl_2_0.lib", "libjaggl.dylib", "mac-i386/libjaggl.dylib")
),
// macOS amd64
listOf(
compressNative("jaggl_3_0.lib", "libjaggl.dylib", "mac-amd64/libjaggl.dylib")
),
// Linux i386
listOf(
compressNative("jaggl_4_0.lib", "libjaggl.so", "linux-i386/libjaggl.so"),
compressNative("jaggl_4_1.lib", "libjaggl_dri.so", "linux-i386/libjaggl_dri.so")
),
// Linux amd64
listOf(
compressNative("jaggl_5_0.lib", "libjaggl.so", "linux-amd64/libjaggl.so"),
compressNative("jaggl_5_1.lib", "libjaggl_dri.so", "linux-amd64/libjaggl_dri.so")
)
public fun compressGlNatives(): List<List<Resource>> {
val platforms = mutableListOf<List<Resource>>()
var i = 0
for (os in OperatingSystem.values()) {
for (arch in os.architectures) {
val resources = mutableListOf<Resource>()
for ((j, library) in os.glLibraries.withIndex()) {
resources += compressNative(
source = "jaggl_${i}_$j.lib",
destination = library,
resource = "${os.id}-${arch.id}/$library"
)
}
platforms += resources
i++
}
}
public fun compressMiscNatives(): List<Resource> = listOf(
compressNative("jagmisc_0.lib", "jagmisc.dll", "windows-i386/jagmisc.dll"),
compressNative("jagmisc_1.lib", "jagmisc.dll", "windows-amd64/jagmisc.dll")
return platforms
}
public fun compressMiscNatives(): List<Resource> {
val os = OperatingSystem.WINDOWS
val resources = mutableListOf<Resource>()
for ((i, arch) in os.architectures.withIndex()) {
resources += compressNative(
source = "jagmisc_$i.lib",
destination = "jagmisc.dll",
resource = "${os.id}-${arch.id}/jagmisc.dll"
)
}
return resources
}
}
}

132
patcher/src/main/kotlin/org/openrs2/patcher/transform/PlatformDetectionTransformer.kt
Unescape View File

@ -5,7 +5,6 @@ import org.objectweb.asm.Opcodes
import org.objectweb.asm.tree.AbstractInsnNode
import org.objectweb.asm.tree.ClassNode
import org.objectweb.asm.tree.InsnList
import org.objectweb.asm.tree.InsnNode
import org.objectweb.asm.tree.JumpInsnNode
import org.objectweb.asm.tree.LabelNode
import org.objectweb.asm.tree.LdcInsnNode
@ -16,9 +15,9 @@ import org.openrs2.asm.InsnMatcher
import org.openrs2.asm.MemberRef
import org.openrs2.asm.classpath.ClassPath
import org.openrs2.asm.classpath.Library
import org.openrs2.asm.intConstant
import org.openrs2.asm.toAbstractInsnNode
import org.openrs2.asm.transform.Transformer
import org.openrs2.patcher.OperatingSystem
import javax.inject.Singleton
@Singleton
@ -32,7 +31,7 @@ public class PlatformDetectionTransformer : Transformer() {
}
override fun transformCode(classPath: ClassPath, library: Library, clazz: ClassNode, method: MethodNode): Boolean {
val match = GL_PLATFORM_DETECTION_MATCHER.match(method).singleOrNull()
var match = GL_PLATFORM_DETECTION_MATCHER.match(method).singleOrNull()
if (match != null) {
// find os.name, os.arch and platform ID variables
val nameStore = match[3] as VarInsnNode
@ -50,14 +49,13 @@ public class PlatformDetectionTransformer : Transformer() {
// generate our own platform detection code
val list = InsnList()
val end = LabelNode()
var platform = 0
for ((index, os) in OS_NAMES.withIndex()) {
val next = LabelNode()
val amd64 = LabelNode()
val i386 = LabelNode()
for (os in OperatingSystem.values()) {
val nextOs = LabelNode()
list.add(VarInsnNode(Opcodes.ALOAD, nameVar))
list.add(LdcInsnNode(os))
list.add(LdcInsnNode(os.needle))
list.add(
MethodInsnNode(
Opcodes.INVOKEVIRTUAL,
@ -66,22 +64,16 @@ public class PlatformDetectionTransformer : Transformer() {
STARTS_WITH.desc
)
)
list.add(JumpInsnNode(Opcodes.IFEQ, next))
list.add(JumpInsnNode(Opcodes.IFEQ, nextOs))
list.add(VarInsnNode(Opcodes.ALOAD, archVar))
list.add(LdcInsnNode("amd64"))
list.add(
MethodInsnNode(
Opcodes.INVOKEVIRTUAL,
STARTS_WITH.owner,
STARTS_WITH.name,
STARTS_WITH.desc
)
)
list.add(JumpInsnNode(Opcodes.IFNE, amd64))
for ((i, arch) in os.architectures.withIndex()) {
val matchingArch = LabelNode()
val nextArch = LabelNode()
if (i != os.architectures.size - 1) {
for ((j, needle) in arch.needles.withIndex()) {
list.add(VarInsnNode(Opcodes.ALOAD, archVar))
list.add(LdcInsnNode("x86_64"))
list.add(LdcInsnNode(needle))
list.add(
MethodInsnNode(
Opcodes.INVOKEVIRTUAL,
@ -90,19 +82,24 @@ public class PlatformDetectionTransformer : Transformer() {
STARTS_WITH.desc
)
)
list.add(JumpInsnNode(Opcodes.IFEQ, i386))
list.add(amd64)
list.add((index * 2 + 1).toAbstractInsnNode())
list.add(VarInsnNode(Opcodes.ISTORE, platformVar))
list.add(JumpInsnNode(Opcodes.GOTO, end))
if (j != arch.needles.size - 1) {
list.add(JumpInsnNode(Opcodes.IFNE, matchingArch))
} else {
list.add(JumpInsnNode(Opcodes.IFEQ, nextArch))
}
}
}
list.add(i386)
list.add((index * 2).toAbstractInsnNode())
list.add(matchingArch)
list.add((platform++).toAbstractInsnNode())
list.add(VarInsnNode(Opcodes.ISTORE, platformVar))
list.add(JumpInsnNode(Opcodes.GOTO, end))
list.add(next)
list.add(nextArch)
}
list.add(nextOs)
}
list.add(unknownOs)
@ -119,28 +116,62 @@ public class PlatformDetectionTransformer : Transformer() {
}
// adjust jagmisc platform IDs to account for the removal of MSJVM support
val miscMatch = MISC_PLATFORM_DETECTION_MATCHER.match(method).filter {
val const1 = it[0].intConstant
if (const1 != 0 && const1 != 2) {
return@filter false
match = MISC_PLATFORM_DETECTION_MATCHER.match(method).singleOrNull()
if (match != null) {
// find os.arch and platform ID variables
val archStore = match[12] as VarInsnNode
val archVar = archStore.`var`
val platformStore = match[match.size - 5] as VarInsnNode
val platformVar = platformStore.`var`
// generate our own platform detection code
val list = InsnList()
val end = LabelNode()
val os = OperatingSystem.WINDOWS
for ((i, arch) in os.architectures.withIndex()) {
val matchingArch = LabelNode()
val nextArch = LabelNode()
if (i != os.architectures.size - 1) {
for ((j, needle) in arch.needles.withIndex()) {
list.add(VarInsnNode(Opcodes.ALOAD, archVar))
list.add(LdcInsnNode(needle))
list.add(
MethodInsnNode(
Opcodes.INVOKEVIRTUAL,
STARTS_WITH.owner,
STARTS_WITH.name,
STARTS_WITH.desc
)
)
if (j != arch.needles.size - 1) {
list.add(JumpInsnNode(Opcodes.IFNE, matchingArch))
} else {
list.add(JumpInsnNode(Opcodes.IFEQ, nextArch))
}
}
}
val const2 = it[it.size - 2].intConstant
if (const2 != 0 && const2 != 2) {
return@filter false
list.add(matchingArch)
list.add(i.toAbstractInsnNode())
list.add(VarInsnNode(Opcodes.ISTORE, platformVar))
list.add(JumpInsnNode(Opcodes.GOTO, end))
list.add(nextArch)
}
if (const1 == const2) {
return@filter false
list.add(end)
// replace existing platform detection code with our own
for (i in (13 until match.size - 4)) {
method.instructions.remove(match[i])
}
val store1 = it[1] as VarInsnNode
val store2 = it[it.size - 1] as VarInsnNode
return@filter store1.`var` == store2.`var`
}.singleOrNull()
if (miscMatch != null) {
val iconst = miscMatch.single { it.intConstant == 2 }
method.instructions.set(iconst, InsnNode(Opcodes.ICONST_1))
method.instructions.insert(match[12], list)
miscBlocks++
}
@ -161,9 +192,14 @@ public class PlatformDetectionTransformer : Transformer() {
ICONST ISTORE ILOAD GETSTATIC ILOAD AALOAD ARRAYLENGTH
"""
)
private val MISC_PLATFORM_DETECTION_MATCHER =
InsnMatcher.compile("ICONST ISTORE ((GETSTATIC | ILOAD) IFEQ | GOTO) ICONST ISTORE")
private val OS_NAMES = listOf("win", "mac", "linux")
private val MISC_PLATFORM_DETECTION_MATCHER = InsnMatcher.compile(
"""
LDC INVOKESTATIC INVOKEVIRTUAL ASTORE ALOAD LDC INVOKEVIRTUAL IFNE GOTO
LDC INVOKESTATIC INVOKEVIRTUAL ASTORE
.*
ICONST ISTORE ALOAD ALOAD LDC INVOKEVIRTUAL
"""
)
private val STARTS_WITH = MemberRef("java/lang/String", "startsWith", "(Ljava/lang/String;)Z")
private fun findUnknownOs(match: List<AbstractInsnNode>): InsnList {

Write Preview
Loading…
Cancel
Save