dragonflybsd adding subset of kvm api

1 files changed, 38 insertions, 0 deletions

diff --git a/src/unix/bsd/freebsdlike/dragonfly/mod.rs b/src/unix/bsd/freebsdlike/dragonfly/mod.rs
index d56362816a..78f8a580d6 100644
--- a/src/unix/bsd/freebsdlike/dragonfly/mod.rs
+++ b/src/unix/bsd/freebsdlike/dragonfly/mod.rs
@@ -34,6 +34,15 @@ pub type pthread_spinlock_t = ::uintptr_t;
 
 pub type segsz_t = usize;
 
+pub type vm_prot_t = u8;
+pub type vm_maptype_t = u8;
+pub type vm_inherit_t = i8;
+pub type vm_subsys_t = ::c_int;
+pub type vm_eflags_t = ::c_uint;
+
+pub type vm_map_t = *mut __c_anonymous_vm_map;
+pub type vm_map_entry_t = *mut vm_map_entry;
+
 #[cfg_attr(feature = "extra_traits", derive(Debug))]
 pub enum sem {}
 impl ::Copy for sem {}
@@ -336,6 +345,21 @@ s! {
         kp_spare: [::c_int; 2],
     }
 
+    pub struct __c_anonymous_vm_map {
+        _priv: [::uintptr_t; 36],
+    }
+
+    pub struct vm_map_entry {
+        _priv: [::uintptr_t; 15],
+        pub eflags: ::vm_eflags_t,
+        pub maptype: ::vm_maptype_t,
+        pub protection: ::vm_prot_t,
+        pub max_protection: ::vm_prot_t,
+        pub inheritance: ::vm_inherit_t,
+        pub wired_count: ::c_int,
+        pub id: ::vm_subsys_t,
+    }
+
     pub struct cpuctl_msr_args_t {
         pub msr: ::c_int,
         pub data: u64,
@@ -1613,6 +1637,20 @@ extern "C" {
     pub fn freezero(ptr: *mut ::c_void, size: ::size_t);
 }
 
+#[link(name = "kvm")]
+extern "C" {
+    pub fn kvm_vm_map_entry_first(
+        kvm: *mut ::kvm_t,
+        map: vm_map_t,
+        entry: vm_map_entry_t,
+    ) -> vm_map_entry_t;
+    pub fn kvm_vm_map_entry_next(
+        kvm: *mut ::kvm_t,
+        map: vm_map_entry_t,
+        entry: vm_map_entry_t,
+    ) -> vm_map_entry_t;
+}
+
 cfg_if! {
     if #[cfg(libc_thread_local)] {
         mod errno;