1 files changed, 66 insertions, 0 deletions
diff --git a/vendor/openssl-sys/src/err.rs b/vendor/openssl-sys/src/err.rs
new file mode 100644
index 000000000..4a6a2775e
--- /dev/null
+++ b/vendor/openssl-sys/src/err.rs
@@ -0,0 +1,66 @@
+use libc::*;
+
+pub const ERR_TXT_MALLOCED: c_int = 0x01;
+pub const ERR_TXT_STRING: c_int = 0x02;
+
+pub const ERR_LIB_SYS: c_int = 2;
+pub const ERR_LIB_PEM: c_int = 9;
+pub const ERR_LIB_ASN1: c_int = 13;
+
+cfg_if! {
+    if #[cfg(ossl300)] {
+        pub const ERR_SYSTEM_FLAG: c_ulong = c_int::max_value() as c_ulong + 1;
+        pub const ERR_SYSTEM_MASK: c_ulong = c_int::max_value() as c_ulong;
+
+        pub const ERR_LIB_OFFSET: c_ulong = 23;
+        pub const ERR_LIB_MASK: c_ulong = 0xff;
+        pub const ERR_RFLAGS_OFFSET: c_ulong = 18;
+        pub const ERR_RFLAGS_MASK: c_ulong = 0x1f;
+        pub const ERR_REASON_MASK: c_ulong = 0x7FFFFF;
+
+        pub const ERR_RFLAG_FATAL: c_ulong = 0x1 << ERR_RFLAGS_OFFSET;
+
+        pub const fn ERR_SYSTEM_ERROR(errcode: c_ulong) -> bool {
+            errcode & ERR_SYSTEM_FLAG != 0
+        }
+
+        pub const fn ERR_GET_LIB(errcode: c_ulong) -> c_int {
+            // hacks since `if` isn't yet stable in const functions :(
+            ((ERR_LIB_SYS as c_ulong * (ERR_SYSTEM_ERROR(errcode) as c_ulong)) |
+            (((errcode >> ERR_LIB_OFFSET) & ERR_LIB_MASK) * (!ERR_SYSTEM_ERROR(errcode) as c_ulong))) as c_int
+        }
+
+        pub const fn ERR_GET_FUNC(_errcode: c_ulong) -> c_int {
+            0
+        }
+
+        pub const fn ERR_GET_REASON(errcode: c_ulong) -> c_int {
+            // hacks since `if` isn't yet stable in const functions :(
+            ((ERR_LIB_SYS as c_ulong * (ERR_SYSTEM_ERROR(errcode) as c_ulong)) |
+            ((errcode & ERR_REASON_MASK) * (!ERR_SYSTEM_ERROR(errcode) as c_ulong))) as c_int
+        }
+
+        pub const fn ERR_PACK(lib: c_int, _func: c_int, reason: c_int) -> c_ulong {
+            ((lib as c_ulong & ERR_LIB_MASK) << ERR_LIB_OFFSET) |
+            (reason as c_ulong & ERR_REASON_MASK)
+        }
+    } else {
+        pub const fn ERR_PACK(l: c_int, f: c_int, r: c_int) -> c_ulong {
+            ((l as c_ulong & 0x0FF) << 24) |
+            ((f as c_ulong & 0xFFF) << 12) |
+            (r as c_ulong & 0xFFF)
+        }
+
+        pub const fn ERR_GET_LIB(l: c_ulong) -> c_int {
+            ((l >> 24) & 0x0FF) as c_int
+        }
+
+        pub const fn ERR_GET_FUNC(l: c_ulong) -> c_int {
+            ((l >> 12) & 0xFFF) as c_int
+        }
+
+        pub const fn ERR_GET_REASON(l: c_ulong) -> c_int {
+            (l & 0xFFF) as c_int
+        }
+    }
+}