10 files changed, 43 insertions, 18 deletions

diff --git a/.github/workflows/linux.yml b/.github/workflows/linux.yml
index 88dd15e..8334ae6 100644
--- a/.github/workflows/linux.yml
+++ b/.github/workflows/linux.yml
@@ -23,7 +23,7 @@ jobs:
       fail-fast: false
       matrix:
         os: ["ubuntu-22.04", "ubuntu-24.04"]
-        arch: ["native", "arm32", "arm64", "mingw32", "mingw64", "mips64"]
+        arch: ["native", "arm32", "arm64", "mingw32", "mingw64", "mips32", "mips64"]
         compiler: ["gcc"]
         include:
           - os: "ubuntu-22.04"
diff --git a/.gitignore b/.gitignore
index 14917f9..7aff24f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -239,6 +239,8 @@ include/openssl/*.h
 
 /crypto/*
 !/crypto/Makefile.am.*
+!/crypto/arch/
+!/crypto/arch/mips/*
 !/crypto/compat/
 /crypto/compat/*
 !/crypto/compat/arc4random.h
diff --git a/crypto/CMakeLists.txt b/crypto/CMakeLists.txt
index a714059..64bccd8 100644
--- a/crypto/CMakeLists.txt
+++ b/crypto/CMakeLists.txt
@@ -781,7 +781,7 @@ elseif(HOST_MIPS64)
         target_include_directories(crypto_obj PRIVATE arch/mips64)
         target_include_directories(crypto_obj PRIVATE bn/arch/mips64)
 elseif(HOST_MIPS)
-        # XXX - can this go away? the directory doesn't exist...
+        target_include_directories(crypto_obj PRIVATE arch/mips)
         target_include_directories(crypto_obj PRIVATE bn/arch/mips)
 elseif(HOST_POWERPC)
         target_include_directories(crypto_obj PRIVATE arch/powerpc)
diff --git a/crypto/Makefile.am b/crypto/Makefile.am
index 0952494..d1c5b76 100644
--- a/crypto/Makefile.am
+++ b/crypto/Makefile.am
@@ -403,10 +403,11 @@ endif
 noinst_HEADERS += arch/loongarch64/crypto_arch.h
 noinst_HEADERS += bn/arch/loongarch64/bn_arch.h
 
-# XXX - do we still need this?
 if HOST_MIPS
+libcrypto_la_CPPFLAGS += -I$(top_srcdir)/crypto/arch/mips/
 libcrypto_la_CPPFLAGS += -I$(top_srcdir)/crypto/bn/arch/mips/
 endif
+noinst_HEADERS += arch/mips/crypto_arch.h
 noinst_HEADERS += bn/arch/mips/bn_arch.h
 
 if HOST_MIPS64
diff --git a/crypto/arch/mips/crypto_arch.h b/crypto/arch/mips/crypto_arch.h
new file mode 100644
index 0000000..274879c
--- /dev/null
+++ b/crypto/arch/mips/crypto_arch.h
@@ -0,0 +1,21 @@
+/*      $OpenBSD$ */
+/*
+ * Copyright (c) 2024 Joel Sing <jsing@openbsd.org>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifndef HEADER_CRYPTO_ARCH_H
+#define HEADER_CRYPTO_ARCH_H
+
+#endif
diff --git a/include/arch/mips/opensslconf.h b/include/arch/mips/opensslconf.h
index f17d3d2..a5d26b6 100644
--- a/include/arch/mips/opensslconf.h
+++ b/include/arch/mips/opensslconf.h
@@ -1,15 +1,22 @@
 #include <openssl/opensslfeatures.h>
 /* crypto/opensslconf.h.in */
 
-#if defined(HEADER_CRYPTLIB_H) && !defined(OPENSSLDIR)
+#if defined(HEADER_CRYPTO_LOCAL_H) && !defined(OPENSSLDIR)
 #define OPENSSLDIR "/etc/ssl"
 #endif
 
-#undef OPENSSL_UNISTD
-#define OPENSSL_UNISTD <unistd.h>
-
 #undef OPENSSL_EXPORT_VAR_AS_FUNCTION
 
+#ifndef OPENSSL_FILE
+#ifdef OPENSSL_NO_FILENAMES
+#define OPENSSL_FILE ""
+#define OPENSSL_LINE 0
+#else
+#define OPENSSL_FILE __FILE__
+#define OPENSSL_LINE __LINE__
+#endif
+#endif
+
 #if defined(HEADER_IDEA_H) && !defined(IDEA_INT)
 #define IDEA_INT unsigned int
 #endif
@@ -68,13 +75,6 @@
 #undef EIGHT_BIT
 #endif
 
-#if defined(HEADER_RC4_LOCL_H) && !defined(CONFIG_HEADER_RC4_LOCL_H)
-#define CONFIG_HEADER_RC4_LOCL_H
-/* if this is defined data[i] is used instead of *data, this is a %20
- * speedup on x86 */
-#define RC4_INDEX
-#endif
-
 #if defined(HEADER_BF_LOCL_H) && !defined(CONFIG_HEADER_BF_LOCL_H)
 #define CONFIG_HEADER_BF_LOCL_H
 #undef BF_PTR
diff --git a/ssl/CMakeLists.txt b/ssl/CMakeLists.txt
index 5baa5bc..cd7e335 100644
--- a/ssl/CMakeLists.txt
+++ b/ssl/CMakeLists.txt
@@ -122,7 +122,7 @@ elseif(HOST_LOONGARCH64)
 elseif(HOST_MIPS64)
         target_include_directories(ssl_obj PRIVATE ../crypto/arch/mips64)
 elseif(HOST_MIPS)
-        # XXX - can this go away? the directory doesn't exist...
+        target_include_directories(ssl_obj PRIVATE ../crypto/arch/mips)
 elseif(HOST_POWERPC)
         target_include_directories(ssl_obj PRIVATE ../crypto/arch/powerpc)
 elseif(HOST_POWERPC64)
diff --git a/ssl/Makefile.am b/ssl/Makefile.am
index 8beb65a..2c84bff 100644
--- a/ssl/Makefile.am
+++ b/ssl/Makefile.am
@@ -136,9 +136,10 @@ libssl_la_CPPFLAGS += -I$(top_srcdir)/crypto/arch/loongarch64/
 endif
 noinst_HEADERS += $(top_srcdir)/crypto/arch/loongarch64/crypto_arch.h
 
-# XXX - do we still need this?
 if HOST_MIPS
+libssl_la_CPPFLAGS += -I$(top_srcdir)/crypto/arch/mips/
 endif
+noinst_HEADERS += $(top_srcdir)/crypto/arch/mips/crypto_arch.h
 
 if HOST_MIPS64
 libssl_la_CPPFLAGS += -I$(top_srcdir)/crypto/arch/mips64/
diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 72e36d4..d7cc499 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -33,7 +33,7 @@ elseif(HOST_LOONGARCH64)
 elseif(HOST_MIPS64)
         include_directories(../crypto/arch/mips64)
 elseif(HOST_MIPS)
-        # XXX - can this go away? the directory doesn't exist...
+        include_directories(../crypto/arch/mips)
 elseif(HOST_POWERPC)
         include_directories(../crypto/arch/powerpc)
 elseif(HOST_POWERPC64)
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 217f445..b58de21 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -40,8 +40,8 @@ if HOST_LOONGARCH64
 AM_CPPFLAGS += -I$(top_srcdir)/crypto/arch/loongarch64/
 endif
 
-# XXX - do we still need this?
 if HOST_MIPS
+AM_CPPFLAGS += -I$(top_srcdir)/crypto/arch/mips/
 endif
 
 if HOST_MIPS64