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[AltServer] Handles EnableUnsignedCodeExecutionRequest

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Allows sideloaded apps to connect to AltServer and enable JIT execution.
This commit is contained in:
Riley Testut
2021-06-04 13:01:42 -07:00
parent 07ef7ae18f
commit e0b50ac80c
5 changed files with 105 additions and 3 deletions
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30
AltServer/Connections/ALTDebugConnection.mm
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@@ -96,12 +96,36 @@ char *bin2hex(const unsigned char *bin, size_t length)
}
- (void)enableUnsignedCodeExecutionForProcessWithName:(NSString *)processName completionHandler:(void (^)(BOOL success, NSError *_Nullable error))completionHandler
{
[self _enableUnsignedCodeExecutionForProcessWithName:processName pid:0 completionHandler:completionHandler];
}
- (void)enableUnsignedCodeExecutionForProcessWithID:(NSInteger)pid completionHandler:(void (^)(BOOL success, NSError *_Nullable error))completionHandler
{
[self _enableUnsignedCodeExecutionForProcessWithName:nil pid:(int32_t)pid completionHandler:completionHandler];
}
- (void)_enableUnsignedCodeExecutionForProcessWithName:(nullable NSString *)processName pid:(int32_t)pid completionHandler:(void (^)(BOOL success, NSError *_Nullable error))completionHandler
{
dispatch_async(self.connectionQueue, ^{
NSString *localizedFailure = [NSString stringWithFormat:NSLocalizedString(@"JIT could not be enabled for %@.", comment: @""), processName];
NSString *name = processName ?: NSLocalizedString(@"this app", @"");
NSString *localizedFailure = [NSString stringWithFormat:NSLocalizedString(@"JIT could not be enabled for %@.", comment: @""), name];
NSString *encodedName = @(bin2hex((const unsigned char *)processName.UTF8String, (size_t)strlen(processName.UTF8String)));
NSString *attachCommand = [NSString stringWithFormat:@"vAttachName;%@", encodedName];
NSString *attachCommand = nil;
if (processName)
{
NSString *encodedName = @(bin2hex((const unsigned char *)processName.UTF8String, (size_t)strlen(processName.UTF8String)));
attachCommand = [NSString stringWithFormat:@"vAttachName;%@", encodedName];
}
else
{
// Convert to Big-endian.
int32_t rawPID = CFSwapInt32HostToBig(pid);
NSString *encodedName = @(bin2hex((const unsigned char *)&rawPID, 4));
attachCommand = [NSString stringWithFormat:@"vAttach;%@", encodedName];
}
NSError *error = nil;
if (![self sendCommand:attachCommand arguments:nil error:&error])