Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

3 files changed, 262 insertions, 0 deletions

diff --git a/config/external/wasm2c_sandbox_compiler/moz.build b/config/external/wasm2c_sandbox_compiler/moz.build
new file mode 100644
index 0000000000..fdf9785bec
--- /dev/null
+++ b/config/external/wasm2c_sandbox_compiler/moz.build
@@ -0,0 +1,78 @@
+# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
+# vim: set filetype=python:
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+LOCAL_INCLUDES += [
+    "/third_party/picosha2/",
+    "/third_party/wasm2c/include/",
+]
+
+GeneratedFile(
+    "wabt/config.h",
+    script="preprocess_wasm2c_config.py",
+    entry_point="generate_config",
+    inputs=["/third_party/wasm2c/src/config.h.in"],
+)
+
+# Wabt sources
+HOST_SOURCES += [
+    "/third_party/wasm2c/src/apply-names.cc",
+    "/third_party/wasm2c/src/binary-reader-ir.cc",
+    "/third_party/wasm2c/src/binary-reader-logging.cc",
+    "/third_party/wasm2c/src/binary-reader-objdump.cc",
+    "/third_party/wasm2c/src/binary-reader-opcnt.cc",
+    "/third_party/wasm2c/src/binary-reader.cc",
+    "/third_party/wasm2c/src/binary-writer-spec.cc",
+    "/third_party/wasm2c/src/binary-writer.cc",
+    "/third_party/wasm2c/src/binary.cc",
+    "/third_party/wasm2c/src/binding-hash.cc",
+    "/third_party/wasm2c/src/color.cc",
+    "/third_party/wasm2c/src/common.cc",
+    "/third_party/wasm2c/src/config.cc",
+    "/third_party/wasm2c/src/decompiler.cc",
+    "/third_party/wasm2c/src/emscripten-helpers.cc",
+    "/third_party/wasm2c/src/error-formatter.cc",
+    "/third_party/wasm2c/src/expr-visitor.cc",
+    "/third_party/wasm2c/src/feature.cc",
+    "/third_party/wasm2c/src/filenames.cc",
+    "/third_party/wasm2c/src/generate-names.cc",
+    "/third_party/wasm2c/src/ir-util.cc",
+    "/third_party/wasm2c/src/ir.cc",
+    "/third_party/wasm2c/src/leb128.cc",
+    "/third_party/wasm2c/src/lexer-source-line-finder.cc",
+    "/third_party/wasm2c/src/lexer-source.cc",
+    "/third_party/wasm2c/src/literal.cc",
+    "/third_party/wasm2c/src/opcode-code-table.c",
+    "/third_party/wasm2c/src/opcode.cc",
+    "/third_party/wasm2c/src/option-parser.cc",
+    "/third_party/wasm2c/src/resolve-names.cc",
+    "/third_party/wasm2c/src/sha256.cc",
+    "/third_party/wasm2c/src/shared-validator.cc",
+    "/third_party/wasm2c/src/stream.cc",
+    "/third_party/wasm2c/src/token.cc",
+    "/third_party/wasm2c/src/tracing.cc",
+    "/third_party/wasm2c/src/type-checker.cc",
+    "/third_party/wasm2c/src/utf8.cc",
+    "/third_party/wasm2c/src/validator.cc",
+    "/third_party/wasm2c/src/wast-lexer.cc",
+    "/third_party/wasm2c/src/wast-parser.cc",
+    "/third_party/wasm2c/src/wat-writer.cc",
+]
+
+# wasm2c sources
+HOST_SOURCES += [
+    "/third_party/wasm2c/src/c-writer.cc",
+    "/third_party/wasm2c/src/prebuilt/wasm2c_header_bottom.cc",
+    "/third_party/wasm2c/src/prebuilt/wasm2c_header_top.cc",
+    "/third_party/wasm2c/src/prebuilt/wasm2c_source_declarations.cc",
+    "/third_party/wasm2c/src/prebuilt/wasm2c_source_includes.cc",
+    "/third_party/wasm2c/src/tools/wasm2c.cc",
+]
+
+HOST_CXXFLAGS += [
+    "-Wno-implicit-fallthrough",
+]
+
+HostProgram("wasm2c")
diff --git a/config/external/wasm2c_sandbox_compiler/moz.yaml b/config/external/wasm2c_sandbox_compiler/moz.yaml
new file mode 100644
index 0000000000..1aa2ee2188
--- /dev/null
+++ b/config/external/wasm2c_sandbox_compiler/moz.yaml
@@ -0,0 +1,47 @@
+schema: 1
+
+bugzilla:
+  product: Core
+  component: "General"
+
+origin:
+  name: wasm2c_sandbox_compiler
+  description: wasm2c fork used for rlbox sandboxing
+  url: https://github.com/WebAssembly/wabt
+
+  release: d24691ba62c371fb8dc2634956030e7102302174 (2023-05-05T23:57:24Z).
+  revision: d24691ba62c371fb8dc2634956030e7102302174
+
+  license: Apache-2.0
+  license-file: LICENSE
+
+vendoring:
+  url: https://github.com/WebAssembly/wabt
+  source-hosting: github
+  vendor-directory: third_party/wasm2c
+  exclude:
+    # dirs
+    - cmake
+    - docs
+    - fuzz-in
+    - include/wabt/interp
+    - man
+    - scripts
+    - src/interp
+    - src/template
+    - test
+    - third_party
+    - wasm2c/examples
+    # files
+    - .*
+    - CMakeLists.txt
+    - Contributing.md
+    - Makefile
+    - README.md
+    - ubsan.blacklist
+    - src/tools/s*
+    - src/tools/wasm-*
+    - src/tools/wast*
+    - src/tools/wat*
+    - src/tools/wasm2w*
+    - wasm2c/wasm-rt-exceptions*
diff --git a/config/external/wasm2c_sandbox_compiler/preprocess_wasm2c_config.py b/config/external/wasm2c_sandbox_compiler/preprocess_wasm2c_config.py
new file mode 100644
index 0000000000..7193868032
--- /dev/null
+++ b/config/external/wasm2c_sandbox_compiler/preprocess_wasm2c_config.py
@@ -0,0 +1,137 @@
+# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
+# vim: set filetype=python:
+# This Souce Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distibuted with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+import itertools
+
+# The wasm2c source relies on CMAKE to generate a config file to be used to build the project
+# Since we do not use cmake, this script automates the generation of a similar config suitable
+# for firefox builds
+# The script has a list of known variables it can replace and throws an error if it encounters a
+# new variable (for instance when the in-tree source is updated)
+
+# This python script knows how to replace the following variables normally configured by cmake for
+# the wasm2c source
+known_vars = [
+    '#cmakedefine WABT_VERSION_STRING "@WABT_VERSION_STRING@"',
+    "#cmakedefine WABT_DEBUG @WABT_DEBUG@",
+    "#cmakedefine01 HAVE_ALLOCA_H",
+    "#cmakedefine01 HAVE_UNISTD_H",
+    "#cmakedefine01 HAVE_SNPRINTF",
+    "#cmakedefine01 HAVE_SSIZE_T",
+    "#cmakedefine01 HAVE_STRCASECMP",
+    "#cmakedefine01 HAVE_WIN32_VT100",
+    "#cmakedefine01 WABT_BIG_ENDIAN",
+    "#cmakedefine01 HAVE_OPENSSL_SHA_H",
+    "#cmakedefine01 COMPILER_IS_CLANG",
+    "#cmakedefine01 COMPILER_IS_GNU",
+    "#cmakedefine01 COMPILER_IS_MSVC",
+    "#cmakedefine01 WITH_EXCEPTIONS",
+    "#define SIZEOF_SIZE_T @SIZEOF_SIZE_T@",
+]
+
+# The above variables are replaced with the code shown below
+replaced_variables = """
+// mozilla-config.h defines the following which is used
+// - HAVE_ALLOCA_H
+// - HAVE_UNISTD_H
+#include "mozilla-config.h"
+
+#define WABT_VERSION_STRING "Firefox-in-tree-version"
+
+#define WABT_DEBUG 0
+
+/* We don't require color printing of wasm2c errors on any platform */
+#define HAVE_WIN32_VT100 0
+
+#ifdef _WIN32
+  // Ignore whatever is set in mozilla-config.h wrt alloca because it is
+  // wrong when cross-compiling on Windows.
+  #undef HAVE_ALLOCA_H
+  /* Whether ssize_t is defined by stddef.h */
+  #define HAVE_SSIZE_T 0
+  /* Whether strcasecmp is defined by strings.h */
+  #define HAVE_STRCASECMP 0
+#else
+  #define HAVE_SSIZE_T 1
+  #define HAVE_STRCASECMP 1
+#endif
+
+#if defined(__BYTE_ORDER__) && defined(__ORDER_LITTLE_ENDIAN__) && defined(__ORDER_BIG_ENDIAN__)
+#  if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
+#    define WABT_BIG_ENDIAN 0
+#  elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+#    define WABT_BIG_ENDIAN 1
+#  else
+#    error "Can't handle mixed-endian architectures"
+#  endif
+#else
+#  error "Don't know how to determine endianness"
+#endif
+
+/* Use internal Pico-SHA. Never use OpenSSL */
+#define HAVE_OPENSSL_SHA_H 0
+
+/* Whether snprintf is defined by stdio.h */
+#define HAVE_SNPRINTF 1
+
+#if defined(_MSC_VER)
+  #define COMPILER_IS_GNU 0
+  #define COMPILER_IS_CLANG 0
+  #define COMPILER_IS_MSVC 1
+#elif defined(__GNUC__)
+  #if defined(__clang__)
+    #define COMPILER_IS_GNU 0
+    #define COMPILER_IS_CLANG 1
+    #define COMPILER_IS_MSVC 0
+  #else
+    #define COMPILER_IS_GNU 1
+    #define COMPILER_IS_CLANG 0
+    #define COMPILER_IS_MSVC 0
+  #endif
+#else
+  #error "Unknown compiler"
+#endif
+
+#define WITH_EXCEPTIONS 0
+
+#if SIZE_MAX == 0xffffffffffffffff
+  #define SIZEOF_SIZE_T 8
+#elif SIZE_MAX == 0xffffffff
+  #define SIZEOF_SIZE_T 4
+#else
+  #error "Unknown size of size_t"
+#endif
+"""
+
+
+def generate_config(output, config_h_in):
+    file_config_h_in = open(config_h_in, "r")
+    lines = file_config_h_in.readlines()
+
+    # Remove the known cmake variables
+    for known_var in known_vars:
+        lines = [x for x in lines if not x.startswith(known_var)]
+
+    # Do a sanity check to make sure there are no unknown variables
+    remaining_vars = [x for x in lines if x.startswith("#cmakedefine") or "@" in x]
+    if len(remaining_vars) > 0:
+        raise BaseException("Unknown cmake variables: " + str(remaining_vars))
+
+    pos = lines.index("#define WABT_CONFIG_H_\n")
+    skipped = itertools.takewhile(
+        lambda x: not (x.strip()) or x.startswith("#include "), lines[pos + 1 :]
+    )
+    pos += len(list(skipped))
+    pre_include_lines = lines[0:pos]
+    post_include_lines = lines[pos:]
+    output_str = (
+        "".join(pre_include_lines)
+        + "\n"
+        + replaced_variables
+        + "\n"
+        + "".join(post_include_lines)
+    )
+    output.write(output_str)