Merge pull request #990 from sfackler/one-sys-mod

Refactor openssl-sys

1 files changed, 159 insertions, 0 deletions

diff --git a/openssl-sys/src/bio.rs b/openssl-sys/src/bio.rs
new file mode 100644
index 00000000..ce660145
--- /dev/null
+++ b/openssl-sys/src/bio.rs
@@ -0,0 +1,159 @@
+use libc::*;
+
+use *;
+
+pub const BIO_TYPE_NONE: c_int = 0;
+
+pub const BIO_CTRL_EOF: c_int = 2;
+pub const BIO_CTRL_INFO: c_int = 3;
+pub const BIO_CTRL_FLUSH: c_int = 11;
+pub const BIO_C_SET_BUF_MEM_EOF_RETURN: c_int = 130;
+
+extern "C" {
+    pub fn BIO_set_flags(b: *mut BIO, flags: c_int);
+    pub fn BIO_clear_flags(b: *mut BIO, flags: c_int);
+}
+
+pub unsafe fn BIO_set_retry_read(b: *mut BIO) {
+    BIO_set_flags(b, BIO_FLAGS_READ | BIO_FLAGS_SHOULD_RETRY)
+}
+
+pub unsafe fn BIO_set_retry_write(b: *mut BIO) {
+    BIO_set_flags(b, BIO_FLAGS_WRITE | BIO_FLAGS_SHOULD_RETRY)
+}
+
+pub unsafe fn BIO_clear_retry_flags(b: *mut BIO) {
+    BIO_clear_flags(b, BIO_FLAGS_RWS | BIO_FLAGS_SHOULD_RETRY)
+}
+
+pub const BIO_FLAGS_READ: c_int = 0x01;
+pub const BIO_FLAGS_WRITE: c_int = 0x02;
+pub const BIO_FLAGS_IO_SPECIAL: c_int = 0x04;
+pub const BIO_FLAGS_RWS: c_int = BIO_FLAGS_READ | BIO_FLAGS_WRITE | BIO_FLAGS_IO_SPECIAL;
+pub const BIO_FLAGS_SHOULD_RETRY: c_int = 0x08;
+
+pub type bio_info_cb =
+    Option<unsafe extern "C" fn(*mut BIO, c_int, *const c_char, c_int, c_long, c_long)>;
+
+cfg_if! {
+    if #[cfg(ossl110)] {
+        pub enum BIO_METHOD {}
+    } else {
+        #[repr(C)]
+        pub struct BIO_METHOD {
+            pub type_: c_int,
+            pub name: *const c_char,
+            pub bwrite: Option<unsafe extern "C" fn(*mut ::BIO, *const c_char, c_int) -> c_int>,
+            pub bread: Option<unsafe extern "C" fn(*mut ::BIO, *mut c_char, c_int) -> c_int>,
+            pub bputs: Option<unsafe extern "C" fn(*mut ::BIO, *const c_char) -> c_int>,
+            pub bgets: Option<unsafe extern "C" fn(*mut ::BIO, *mut c_char, c_int) -> c_int>,
+            pub ctrl: Option<unsafe extern "C" fn(*mut ::BIO, c_int, c_long, *mut c_void) -> c_long>,
+            pub create: Option<unsafe extern "C" fn(*mut ::BIO) -> c_int>,
+            pub destroy: Option<unsafe extern "C" fn(*mut ::BIO) -> c_int>,
+            pub callback_ctrl: Option<unsafe extern "C" fn(*mut ::BIO, c_int, ::bio_info_cb) -> c_long>,
+        }
+    }
+}
+
+pub unsafe fn BIO_get_mem_data(b: *mut BIO, pp: *mut *mut c_char) -> c_long {
+    BIO_ctrl(b, BIO_CTRL_INFO, 0, pp as *mut c_void)
+}
+
+cfg_if! {
+    if #[cfg(ossl110)] {
+        extern "C" {
+            pub fn BIO_s_file() -> *const BIO_METHOD;
+        }
+    } else {
+        extern "C" {
+            pub fn BIO_s_file() -> *mut BIO_METHOD;
+        }
+    }
+}
+cfg_if! {
+    if #[cfg(ossl110)] {
+        extern "C" {
+            pub fn BIO_new(type_: *const BIO_METHOD) -> *mut BIO;
+        }
+    } else {
+        extern "C" {
+            pub fn BIO_new(type_: *mut BIO_METHOD) -> *mut BIO;
+        }
+    }
+}
+extern "C" {
+    pub fn BIO_new_fp(stream: *mut FILE, close_flag: c_int) -> *mut BIO;
+    #[cfg(any(ossl110, libressl273))]
+    pub fn BIO_set_data(a: *mut ::BIO, data: *mut c_void);
+    #[cfg(any(ossl110, libressl273))]
+    pub fn BIO_get_data(a: *mut ::BIO) -> *mut c_void;
+    #[cfg(any(ossl110, libressl273))]
+    pub fn BIO_set_init(a: *mut ::BIO, init: c_int);
+    pub fn BIO_write(b: *mut BIO, buf: *const c_void, len: c_int) -> c_int;
+    pub fn BIO_read(b: *mut BIO, buf: *mut c_void, len: c_int) -> c_int;
+    pub fn BIO_ctrl(b: *mut BIO, cmd: c_int, larg: c_long, parg: *mut c_void) -> c_long;
+    pub fn BIO_free_all(b: *mut BIO);
+}
+
+cfg_if! {
+    if #[cfg(ossl110)] {
+        extern "C" {
+            pub fn BIO_s_mem() -> *const BIO_METHOD;
+        }
+    } else {
+        extern "C" {
+            pub fn BIO_s_mem() -> *mut BIO_METHOD;
+        }
+    }
+}
+cfg_if! {
+    if #[cfg(ossl102)] {
+        extern "C" {
+            pub fn BIO_new_mem_buf(buf: *const c_void, len: c_int) -> *mut BIO;
+        }
+    } else {
+        extern "C" {
+            pub fn BIO_new_mem_buf(buf: *mut c_void, len: c_int) -> *mut BIO;
+        }
+    }
+}
+
+extern "C" {
+    pub fn BIO_new_socket(sock: c_int, close_flag: c_int) -> *mut BIO;
+
+    #[cfg(any(ossl110, libressl273))]
+    pub fn BIO_meth_new(type_: c_int, name: *const c_char) -> *mut BIO_METHOD;
+    #[cfg(any(ossl110, libressl273))]
+    pub fn BIO_meth_free(biom: *mut BIO_METHOD);
+    // FIXME should wrap in Option
+    #[cfg(any(ossl110, libressl273))]
+    pub fn BIO_meth_set_write(
+        biom: *mut BIO_METHOD,
+        write: unsafe extern "C" fn(*mut BIO, *const c_char, c_int) -> c_int,
+    ) -> c_int;
+    #[cfg(any(ossl110, libressl273))]
+    pub fn BIO_meth_set_read(
+        biom: *mut BIO_METHOD,
+        read: unsafe extern "C" fn(*mut BIO, *mut c_char, c_int) -> c_int,
+    ) -> c_int;
+    #[cfg(any(ossl110, libressl273))]
+    pub fn BIO_meth_set_puts(
+        biom: *mut BIO_METHOD,
+        read: unsafe extern "C" fn(*mut BIO, *const c_char) -> c_int,
+    ) -> c_int;
+    #[cfg(any(ossl110, libressl273))]
+    pub fn BIO_meth_set_ctrl(
+        biom: *mut BIO_METHOD,
+        read: unsafe extern "C" fn(*mut BIO, c_int, c_long, *mut c_void) -> c_long,
+    ) -> c_int;
+    #[cfg(any(ossl110, libressl273))]
+    pub fn BIO_meth_set_create(
+        biom: *mut BIO_METHOD,
+        create: unsafe extern "C" fn(*mut BIO) -> c_int,
+    ) -> c_int;
+    #[cfg(any(ossl110, libressl273))]
+    pub fn BIO_meth_set_destroy(
+        biom: *mut BIO_METHOD,
+        destroy: unsafe extern "C" fn(*mut BIO) -> c_int,
+    ) -> c_int;
+}