Stub out SSL_client_hello_get0_ciphers

Author: ctz

MATRIX.md

@@ -275,7 +275,7 @@
 | `SSL_check_private_key`  |  |  |  | :white_check_mark: |
 | `SSL_clear`  |  |  |  |  |
 | `SSL_clear_options`  |  | :white_check_mark: |  | :white_check_mark: |
-| `SSL_client_hello_get0_ciphers`  |  |  | :white_check_mark: |  |
+| `SSL_client_hello_get0_ciphers`  |  |  | :white_check_mark: | :exclamation: [^stub] |
 | `SSL_client_hello_get0_compression_methods`  |  |  |  |  |
 | `SSL_client_hello_get0_ext`  |  |  | :white_check_mark: | :exclamation: [^stub] |
 | `SSL_client_hello_get0_legacy_version`  |  |  |  |  |

build.rs

@@ -61,6 +61,7 @@ const ENTRYPOINTS: &[&str] = &[
     "SSL_CIPHER_get_version",
     "SSL_CIPHER_standard_name",
     "SSL_clear_options",
+    "SSL_client_hello_get0_ciphers",
     "SSL_client_hello_get0_ext",
     "SSL_COMP_get_compression_methods",
     "SSL_CONF_cmd",

src/entry.rs

@@ -2326,7 +2326,8 @@ entry_stub! {
     ) -> c_long;
 }
 
-// No access to individual certificate extensions
+// No access to individual clienthello extensions and no
+// SSL_CTX_set_client_hello_cb support
 
 entry_stub! {
     pub fn _SSL_client_hello_get0_ext(
@@ -2337,6 +2338,10 @@ entry_stub! {
     ) -> c_int;
 }
 
+entry_stub! {
+    pub fn _SSL_client_hello_get0_ciphers(_ssl: *mut SSL, _out: *mut *const c_uchar) -> usize;
+}
+
 // No custom extension support
 // (used by nginx to implement quic)