The secret sauce, get task and init kcall

Makefile

@@ -1,7 +1,7 @@
 TARGET  = jailbreakd
 OUTDIR ?= bin
 
-CC      = xcrun -sdk iphoneos cc -arch arm64e -Iinclude -Ivoucher_swap/headers -Ivoucher_swap/voucher_swap -Ivoucher_swap/voucher_swap/kernel_call
+CC      = xcrun -sdk iphoneos cc -arch arm64e -Iinclude
 LDID    = ldid2
 CFLAGS  = -Wall -Wno-unused-variable -Wno-unused-function
 
@@ -19,7 +19,7 @@ endif
 $(OUTDIR):
 	mkdir -p $(OUTDIR)
 
-$(OUTDIR)/$(TARGET): voucher_swap/voucher_swap/*.c voucher_swap/voucher_swap/kernel_call/*c *.c *.m | $(OUTDIR)
+$(OUTDIR)/$(TARGET): *.c *.m | $(OUTDIR)
 	$(CC) -o $@ $^ -framework Foundation -framework IOKit $(CFLAGS)
 
 	export LANG=C

kern_utils.h

@@ -69,6 +69,7 @@ kern_return_t mach_vm_write(vm_map_t target_task, mach_vm_address_t address, vm_
 kern_return_t mach_vm_allocate(vm_map_t target, mach_vm_address_t *address, mach_vm_size_t size, int flags);
 kern_return_t mach_vm_deallocate(vm_map_t target, mach_vm_address_t address, mach_vm_size_t size);
 
+uint64_t proc_find(int pd, int tries);
 uint64_t find_port(mach_port_name_t port);
 
 void fixupsetuid(int pid);

main.m

@@ -15,8 +15,9 @@
 #include "kmem.h"
 #include "parameters.h"
 #include "kernel_call.h"
-#include "kernel_memory.h"
-#include "kernel_slide.h"
+#include "user_client.h"
+#include "kc_parameters.h"
+#include "offsetof.h"
 #include "offsets.h"
 
 #define PROC_PIDPATHINFO_MAXSIZE  (4*MAXPATHLEN)
@@ -101,8 +102,16 @@ int runserver(){
     NSLog(@"[jailbreakd] slide: 0x%016llx", kernel_slide);
 
     kernel_task_port = tfpzero;
+    uint64_t our_proc = proc_find(getpid(), 1);
+    current_task = rk64(our_proc + offsetof_task);
+
     parameters_init();
-    kernel_call_init();
+    bool ok = kernel_call_init();
+    if(!ok) {
+        NSLog(@"[jailbreakd] Failed to set kernel_call!");
+        exit(-1);
+    }
+    NSLog(@"[jailbreakd] Successfully set kernel_call!");
 
     struct sockaddr_in serveraddr; /* server's addr */
     struct sockaddr_in clientaddr; /* client addr */