mach_vm_address_t macOS 10.4+ typedef uint64_t mach_vm_address_t; See Also VM Types mach_vm_offset_t mach_vm_size_t mach_vm_info_region_t mach_vm_read_entry_t mach_memory_info_t mach_memory_info_array_t Current page is mach_vm_address_t ...
mach_vm_size_tsize){mach_vm_allocate(mach_task_self(),addr,size,MACH_VM_FLAGS_ANYWHERE);printf("Shared memory allocated at address: %p",(void*)*addr);}voiduse_shared_memory(mach_vm_address_taddr,mach_vm_size_tsize){memset((void*)addr,0,size);strcpy((char*)addr,"Shared...
mach_vm_msync macOS 10.4+ kern_return_t mach_vm_msync(vm_map_t target_task, mach_vm_address_t address, mach_vm_size_t size, vm_sync_t sync_flags); See Also Configuration mach_vm_protect mach_vm_wire mach_vm_inherit mach_vm_machine_attribute mach_vm_purgable_control mach_vm_behavio...
请教一下: 用cycript -p调试的时候,报错: Error: _krncall(mach_vm_read_overwrite(task, data, sizeof(*baton), reinterpret_cast<mach_vm_address_t>(baton), &error)) =268435459 *** _assert(status == 0):…/Inject.cpp(143):InjectLibrary 这种情况有同学遇到过吗?怎么解决?
(mach_msg_size_t)sizeof(union __ReplyUnion__thread_act_subsystem), (vm_address_t)0, { { (mig_impl_routine_t)0, (mig_stub_routine_t) _Xthread_terminate,1,0, (routine_arg_descriptor_t)0, (mach_msg_size_t)sizeof(__Reply__thread_terminate_t)}, ...
（1）最顶层函数mach_vm_allocate：它的实现，调用了两个函数（要么这个，要么另一个）：－－－xnu/libsyscall/mach/mach_vm.c －－－ kern_return_t mach_vm_allocate(mach_port_name_t target,mach_vm_address_t *address,mach_vm_size_t size,int flags){ kern_return_t rv;rv = _kernelrpc_mach...
structsegment_command {/* for 32-bit architectures */uint32_t cmd;/* LC_SEGMENT */uint32_t cmdsize;/* includes sizeof section structs */charsegname[16];/* segment name */uint32_t vmaddr;/* memory address of this segment */uint32_t vmsize;/* memory size of this segment */uint...
mach_vm_address_t remap; vm_prot_t cur, max; kern_return_t ret = mach_vm_remap(mach_task_self(), &remap, 0x8, 0, VM_FLAGS_ANYWHERE | VM_FLAGS_RETURN_DATA_ADDR, mach_task_self(), addr, FALSE, &cur, &max, VM_INHERIT_NONE); printf("mach_vm_remap: %s\n", mach_error_stri...
TEXT的vmaddr也就是程序的加载地址; —DWARF中表明了DWARF数据块的信息,表示dSYM是DWARF格式的数据结构。 ` sizeof(struct segment-command) = 56byte ; sizeof(struct segment-command-64) = 72byte` Section数据 从Section数据中,我们可以找到—debug-info、—debug-pubnames, —debug-line等调试信息,通过这些...
uint32_t flags; /* flags */ }; Mach-O文件中不同的内容段__TEXT, __DATA等在虚拟内存中的内存分布是用VM Address和VM Size来描述的; 在Mach-O本地文件中的空间分布是用File Offset和File Size来描述的; 而同一个Segment信息在这两个维度中的空间分配策略,是不完全相同的。 如: __PAGEZERO段:在arm...