GeezerVison

The World Wide Web, restored to 800 pixels of glory.

GeezerVison is showing github.com — sea: split sea binary manipulation code · nodejs/node@957292e

File tree

Expand file treeCollapse file tree

Open diff view settings

Filter options

node.gyp
src

Expand file treeCollapse file tree

Open diff view settings

Collapse file

`‎node.gyp‎`

Copy file name to clipboardExpand all lines: node.gyp

+1Lines changed: 1 addition & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -142,6 +142,7 @@`
`142`	`142`	`'src/node_report_module.cc',`
`143`	`143`	`'src/node_report_utils.cc',`
`144`	`144`	`'src/node_sea.cc',`
	`145`	`+ 'src/node_sea_bin.cc',`
`145`	`146`	`'src/node_serdes.cc',`
`146`	`147`	`'src/node_shadow_realm.cc',`
`147`	`148`	`'src/node_snapshotable.cc',`

Collapse file

`‎src/node_sea.cc‎`

Copy file name to clipboardExpand all lines: src/node_sea.cc

-39Lines changed: 0 additions & 39 deletions

Original file line number	Diff line number	Diff line change
`@@ -14,15 +14,6 @@`
`14`	`14`	`#include "simdjson.h"`
`15`	`15`	`#include "util-inl.h"`
`16`	`16`
`17`		`-// The POSTJECT_SENTINEL_FUSE macro is a string of random characters selected by`
`18`		`-// the Node.js project that is present only once in the entire binary. It is`
`19`		`-// used by the postject_has_resource() function to efficiently detect if a`
`20`		`-// resource has been injected. See`
`21`		`-// https://github.com/nodejs/postject/blob/35343439cac8c488f2596d7c4c1dddfec1fddcae/postject-api.h#L42-L45.`
`22`		`-#define POSTJECT_SENTINEL_FUSE "NODE_SEA_FUSE_fce680ab2cc467b6e072b8b5df1996b2"`
`23`		`-#include "postject-api.h"`
`24`		`-#undef POSTJECT_SENTINEL_FUSE`
`25`		`-`
`26`	`17`	`#include <memory>`
`27`	`18`	`#include <string_view>`
`28`	`19`	`#include <tuple>`
`@@ -233,33 +224,6 @@ SeaResource SeaDeserializer::Read() {`
`233`	`224`	`exec_argv};`
`234`	`225`	`}`
`235`	`226`
`236`		`-std::string_view FindSingleExecutableBlob() {`
`237`		`-#if !defined(DISABLE_SINGLE_EXECUTABLE_APPLICATION)`
`238`		`- CHECK(IsSingleExecutable());`
`239`		`- static const std::string_view result = []() -> std::string_view {`
`240`		`- size_t size;`
`241`		`-#ifdef __APPLE__`
`242`		`- postject_options options;`
`243`		`- postject_options_init(&options);`
`244`		`- options.macho_segment_name = "NODE_SEA";`
`245`		`- const char* blob = static_cast<const char*>(`
`246`		`- postject_find_resource("NODE_SEA_BLOB", &size, &options));`
`247`		`-#else`
`248`		`- const char* blob = static_cast<const char*>(`
`249`		`- postject_find_resource("NODE_SEA_BLOB", &size, nullptr));`
`250`		`-#endif`
`251`		`- return {blob, size};`
`252`		`- }();`
`253`		`- per_process::Debug(DebugCategory::SEA,`
`254`		`- "Found SEA blob %p, size=%zu\n",`
`255`		`- result.data(),`
`256`		`- result.size());`
`257`		`- return result;`
`258`		`-#else`
`259`		`- UNREACHABLE();`
`260`		`-#endif // !defined(DISABLE_SINGLE_EXECUTABLE_APPLICATION)`
`261`		`-}`
`262`		`-`
`263`	`227`	`} // anonymous namespace`
`264`	`228`
`265`	`229`	`bool SeaResource::use_snapshot() const {`
`@@ -283,9 +247,6 @@ SeaResource FindSingleExecutableResource() {`
`283`	`247`	`return sea_resource;`
`284`	`248`	`}`
`285`	`249`
`286`		`-bool IsSingleExecutable() {`
`287`		`- return postject_has_resource();`
`288`		`-}`
`289`	`250`
`290`	`251`	`void IsSea(const FunctionCallbackInfo<Value>& args) {`
`291`	`252`	`args.GetReturnValue().Set(IsSingleExecutable());`

Collapse file

`‎src/node_sea.h‎`

Copy file name to clipboardExpand all lines: src/node_sea.h

+1Lines changed: 1 addition & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -54,6 +54,7 @@ struct SeaResource {`
`54`	`54`	`};`
`55`	`55`
`56`	`56`	`bool IsSingleExecutable();`
	`57`	`+std::string_view FindSingleExecutableBlob();`
`57`	`58`	`SeaResource FindSingleExecutableResource();`
`58`	`59`	`std::tuple<int, char> FixupArgsForSEA(int argc, char argv);`
`59`	`60`	`node::ExitCode BuildSingleExecutableBlob(`

Collapse file

`‎src/node_sea_bin.cc‎`

Copy file name to clipboard

+66Lines changed: 66 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,66 @@`
	`1`	`+#include "node_sea.h"`
	`2`	`+`
	`3`	`+#ifdef HAVE_LIEF`
	`4`	`+#include "LIEF/LIEF.hpp"`
	`5`	`+#endif // HAVE_LIEF`
	`6`	`+`
	`7`	`+#include "debug_utils-inl.h"`
	`8`	`+#include "env-inl.h"`
	`9`	`+#include "util-inl.h"`
	`10`	`+`
	`11`	`+#include <algorithm>`
	`12`	`+#include <codecvt>`
	`13`	`+#include <locale>`
	`14`	`+#include <memory>`
	`15`	`+#include <vector>`
	`16`	`+#include <string>`
	`17`	`+#include <iostream>`
	`18`	`+#include <fstream>`
	`19`	`+#include <sstream>`
	`20`	`+#include <string_view>`
	`21`	`+`
	`22`	`+// The POSTJECT_SENTINEL_FUSE macro is a string of random characters selected by`
	`23`	`+// the Node.js project that is present only once in the entire binary. It is`
	`24`	`+// used by the postject_has_resource() function to efficiently detect if a`
	`25`	`+// resource has been injected. See`
	`26`	`+// https://github.com/nodejs/postject/blob/35343439cac8c488f2596d7c4c1dddfec1fddcae/postject-api.h#L42-L45.`
	`27`	`+#define POSTJECT_SENTINEL_FUSE "NODE_SEA_FUSE_fce680ab2cc467b6e072b8b5df1996b2"`
	`28`	`+#include "postject-api.h"`
	`29`	`+#undef POSTJECT_SENTINEL_FUSE`
	`30`	`+`
	`31`	`+namespace node {`
	`32`	`+namespace sea {`
	`33`	`+`
	`34`	`+std::string_view FindSingleExecutableBlob() {`
	`35`	`+#if !defined(DISABLE_SINGLE_EXECUTABLE_APPLICATION)`
	`36`	`+ CHECK(IsSingleExecutable());`
	`37`	`+ static const std::string_view result = []() -> std::string_view {`
	`38`	`+ size_t size;`
	`39`	`+#ifdef __APPLE__`
	`40`	`+ postject_options options;`
	`41`	`+ postject_options_init(&options);`
	`42`	`+ options.macho_segment_name = "NODE_SEA";`
	`43`	`+ const char* blob = static_cast<const char*>(`
	`44`	`+ postject_find_resource("NODE_SEA_BLOB", &size, &options));`
	`45`	`+#else`
	`46`	`+ const char* blob = static_cast<const char*>(`
	`47`	`+ postject_find_resource("NODE_SEA_BLOB", &size, nullptr));`
	`48`	`+#endif`
	`49`	`+ return {blob, size};`
	`50`	`+ }();`
	`51`	`+ per_process::Debug(DebugCategory::SEA,`
	`52`	`+ "Found SEA blob %p, size=%zu\n",`
	`53`	`+ result.data(),`
	`54`	`+ result.size());`
	`55`	`+ return result;`
	`56`	`+#else`
	`57`	`+ UNREACHABLE();`
	`58`	`+#endif // !defined(DISABLE_SINGLE_EXECUTABLE_APPLICATION)`
	`59`	`+}`
	`60`	`+`
	`61`	`+bool IsSingleExecutable() {`
	`62`	`+ return postject_has_resource();`
	`63`	`+}`
	`64`	`+`
	`65`	`+} // namespace sea`
	`66`	`+} // namespace node`

0 commit comments

Comments

0 (0)

You are visitor 01402503 — GeezerVison does not store the pages you look up.
Best viewed with Netscape Navigator 4.7 or Internet Explorer 6 at 800×600. No cookies required.