Replace winapi with windows-sys (#525)

Cargo.toml

@@ -28,7 +28,7 @@ openssl-probe = { version = "0.1.2", optional = true }
 
 [target.'cfg(target_env = "msvc")'.dependencies]
 schannel = "0.1.13"
-winapi = { version = '0.3', features = ['libloaderapi', 'wincrypt'] }
+windows-sys = { version = "0.48", features = ["Win32_System_LibraryLoader", "Win32_Security_Cryptography"] }
 
 [dev-dependencies]
 mio = "0.6"

curl-sys/Cargo.toml

@@ -33,7 +33,7 @@ features = ["no_log_capture"]
 openssl-sys = { version = "0.9.64", optional = true }
 
 [target.'cfg(windows)'.dependencies]
-winapi = { version = "0.3", features = ["winsock2", "ws2def"] }
+windows-sys = { version = "0.48", features = ["Win32_Networking_WinSock"] }
 
 [target.'cfg(target_env = "msvc")'.build-dependencies]
 vcpkg = "0.2"

curl-sys/lib.rs

@@ -17,9 +17,9 @@ use libc::{c_char, c_double, c_int, c_long, c_short, c_uint, c_void, size_t, tim
 #[cfg(unix)]
 pub use libc::fd_set;
 #[cfg(windows)]
-use winapi::shared::ws2def::SOCKADDR;
+pub use windows_sys::Win32::Networking::WinSock::FD_SET as fd_set;
 #[cfg(windows)]
-pub use winapi::um::winsock2::fd_set;
+use windows_sys::Win32::Networking::WinSock::SOCKADDR;
 
 #[cfg(target_env = "msvc")]
 #[doc(hidden)]

src/easy/windows.rs

@@ -6,25 +6,18 @@ use libc::c_void;
 mod win {
     use schannel::cert_context::ValidUses;
     use schannel::cert_store::CertStore;
-    use std::ffi::CString;
+    use std::ffi::*;
     use std::mem;
     use std::ptr;
-    use winapi::ctypes::*;
-    use winapi::um::libloaderapi::*;
-    use winapi::um::wincrypt::*;
+    use windows_sys::Win32::Security::Cryptography::*;
+    use windows_sys::Win32::System::LibraryLoader::*;
 
     fn lookup(module: &str, symbol: &str) -> Option<*const c_void> {
         unsafe {
-            let symbol = CString::new(symbol).unwrap();
             let mut mod_buf: Vec<u16> = module.encode_utf16().collect();
             mod_buf.push(0);
             let handle = GetModuleHandleW(mod_buf.as_mut_ptr());
-            let n = GetProcAddress(handle, symbol.as_ptr());
-            if n == ptr::null_mut() {
-                None
-            } else {
-                Some(n as *const c_void)
-            }
+            GetProcAddress(handle, symbol.as_ptr()).map(|n| n as *const c_void)
         }
     }
 
@@ -104,7 +97,9 @@ mod win {
             match valid_uses {
                 ValidUses::All => {}
                 ValidUses::Oids(ref oids) => {
-                    let oid = szOID_PKIX_KP_SERVER_AUTH.to_owned();
+                    let oid = CStr::from_ptr(szOID_PKIX_KP_SERVER_AUTH as *const _)
+                        .to_string_lossy()
+                        .into_owned();
                     if !oids.contains(&oid) {
                         continue;
                     }