diff --git a/.github/workflows/tools.yml b/.github/workflows/tools.yml index 5ab7e313621dbb..2b935a04658cd2 100644 --- a/.github/workflows/tools.yml +++ b/.github/workflows/tools.yml @@ -78,7 +78,7 @@ jobs: ./tools/update-undici.sh fi - id: postject - subsystem: test + subsystem: deps,test label: test run: | NEW_VERSION=$(npm view postject dist-tags.latest) diff --git a/deps/postject/LICENSE b/deps/postject/LICENSE new file mode 100644 index 00000000000000..862f444f43150a --- /dev/null +++ b/deps/postject/LICENSE @@ -0,0 +1,236 @@ +Postject is licensed for use as follows: + +""" +MIT License + +Copyright (c) 2022 Postman, Inc + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. +""" + +The Postject license applies to all parts of Postject that are not externally +maintained libraries. + +The externally maintained libraries used by Postject are: + +- LIEF, located at vendor/LIEF, is licensed as follows: + """ + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. 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Thomas + Copyright 2017 - 2022 Quarkslab + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. + """ diff --git a/deps/postject/postject-api.h b/deps/postject/postject-api.h new file mode 100644 index 00000000000000..4ec1f64faaf245 --- /dev/null +++ b/deps/postject/postject-api.h @@ -0,0 +1,197 @@ +#ifndef POSTJECT_API_H_ +#define POSTJECT_API_H_ + +#include +#include +#include +#include + +#if defined(__APPLE__) && defined(__MACH__) +#include +#include +#elif defined(__linux__) +#include +#include +#include +#include +#elif defined(_WIN32) +#include +#endif + +#ifndef POSTJECT_SENTINEL_FUSE +#define POSTJECT_SENTINEL_FUSE \ + "POSTJECT_SENTINEL_fce680ab2cc467b6e072b8b5df1996b2" +#endif + +struct postject_options { + const char* elf_section_name; + const char* macho_framework_name; + const char* macho_section_name; + const char* macho_segment_name; + const char* pe_resource_name; +}; + +inline void postject_options_init(struct postject_options* options) { + options->elf_section_name = NULL; + options->macho_framework_name = NULL; + options->macho_section_name = NULL; + options->macho_segment_name = NULL; + options->pe_resource_name = NULL; +} + +static inline bool postject_has_resource() { + static const volatile char* sentinel = POSTJECT_SENTINEL_FUSE ":0"; + return sentinel[sizeof(POSTJECT_SENTINEL_FUSE)] == '1'; +} + +static const void* postject_find_resource( + const char* name, + size_t* size, + const struct postject_options* options) { + // Always zero out the size pointer to start + if (size != NULL) { + *size = 0; + } + +#if defined(__APPLE__) && defined(__MACH__) + char* section_name = NULL; + const char* segment_name = "__POSTJECT"; + + if (options != NULL && options->macho_segment_name != NULL) { + segment_name = options->macho_segment_name; + } + + if (options != NULL && options->macho_section_name != NULL) { + name = options->macho_section_name; + } else if (strncmp(name, "__", 2) != 0) { + // Automatically prepend __ to match naming convention + section_name = (char*)malloc(strlen(name) + 3); + if (section_name == NULL) { + return NULL; + } + strcpy(section_name, "__"); + strcat(section_name, name); + } + + unsigned long section_size; + char* ptr = NULL; + if (options != NULL && options->macho_framework_name != NULL) { +#ifdef __clang__ +#pragma clang diagnostic push +#pragma clang diagnostic ignored "-Wdeprecated-declarations" +#endif + ptr = getsectdatafromFramework(options->macho_framework_name, segment_name, + section_name != NULL ? section_name : name, + §ion_size); + } else { + ptr = getsectdata(segment_name, section_name != NULL ? section_name : name, + §ion_size); +#ifdef __clang__ +#pragma clang diagnostic pop +#endif + + if (ptr != NULL) { + // Add the "virtual memory address slide" amount to ensure a valid pointer + // in cases where the virtual memory address have been adjusted by the OS. + // + // NOTE - `getsectdataFromFramework` already handles this adjustment for + // us, which is why we only do it for `getsectdata`, see: + // https://web.archive.org/web/20220613234007/https://opensource.apple.com/source/cctools/cctools-590/libmacho/getsecbyname.c.auto.html + ptr += _dyld_get_image_vmaddr_slide(0); + } + } + + free(section_name); + + if (size != NULL) { + *size = (size_t)section_size; + } + + return ptr; +#elif defined(__linux__) + + if (options != NULL && options->elf_section_name != NULL) { + name = options->elf_section_name; + } + + uintptr_t p = getauxval(AT_PHDR); + size_t n = getauxval(AT_PHNUM); + uintptr_t base_addr = p - sizeof(ElfW(Ehdr)); + + // iterate program header + for (; n > 0; n--, p += sizeof(ElfW(Phdr))) { + ElfW(Phdr)* phdr = (ElfW(Phdr)*)p; + + // skip everything but notes + if (phdr->p_type != PT_NOTE) { + continue; + } + + // note segment starts at base address + segment virtual address + uintptr_t pos = (base_addr + phdr->p_vaddr); + uintptr_t end = (pos + phdr->p_memsz); + + // iterate through segment until we reach the end + while (pos < end) { + if (pos + sizeof(ElfW(Nhdr)) > end) { + break; // invalid + } + + ElfW(Nhdr)* note = (ElfW(Nhdr)*)(uintptr_t)pos; + if (note->n_namesz != 0 && note->n_descsz != 0 && + strncmp((char*)(pos + sizeof(ElfW(Nhdr))), (char*)name, + sizeof(name)) == 0) { + *size = note->n_descsz; + // advance past note header and aligned name + // to get to description data + return (void*)((uintptr_t)note + sizeof(ElfW(Nhdr)) + + roundup(note->n_namesz, 4)); + } + + pos += (sizeof(ElfW(Nhdr)) + roundup(note->n_namesz, 4) + + roundup(note->n_descsz, 4)); + } + } + return NULL; + +#elif defined(_WIN32) + void* ptr = NULL; + char* resource_name = NULL; + + if (options != NULL && options->pe_resource_name != NULL) { + name = options->pe_resource_name; + } else { + // Automatically uppercase the resource name or it won't be found + resource_name = (char*)malloc(strlen(name) + 1); + if (resource_name == NULL) { + return NULL; + } + strcpy_s(resource_name, strlen(name) + 1, name); + CharUpperA(resource_name); // Uppercases inplace + } + + HRSRC resource_handle = + FindResourceA(NULL, resource_name != NULL ? resource_name : name, + MAKEINTRESOURCEA(10) /* RT_RCDATA */); + + if (resource_handle) { + HGLOBAL global_resource_handle = LoadResource(NULL, resource_handle); + + if (global_resource_handle) { + if (size != NULL) { + *size = SizeofResource(NULL, resource_handle); + } + + ptr = LockResource(global_resource_handle); + } + } + + free(resource_name); + + return ptr; +#else + return NULL; +#endif +} + +#endif // POSTJECT_API_H_ diff --git a/doc/contributing/maintaining-postject.md b/doc/contributing/maintaining-postject.md index d01dc318e51c5c..22f454fa2a545b 100644 --- a/doc/contributing/maintaining-postject.md +++ b/doc/contributing/maintaining-postject.md @@ -12,12 +12,16 @@ Check that Node.js still builds and tests. ## Committing postject -1. Add postject: `git add --all test/fixtures/postject-copy`. +1. Add postject: + ```console + $ git add test/fixtures/postject-copy + $ git add deps/postject + ``` 2. Commit the changes: `git commit`. 3. Add a message like: ```text - test: update postject to + deps,test: update postject to Updated as described in doc/contributing/maintaining-postject.md. ``` diff --git a/tools/dep_updaters/update-postject.sh b/tools/dep_updaters/update-postject.sh index ceda1866d237c3..66b207f9666636 100755 --- a/tools/dep_updaters/update-postject.sh +++ b/tools/dep_updaters/update-postject.sh @@ -20,3 +20,10 @@ NPM="$ROOT/deps/npm/bin/npm-cli.js" "$NODE" "$NPM" init --yes "$NODE" "$NPM" install --no-bin-links --ignore-scripts postject + +# TODO(RaisinTen): Replace following with $WORKSPACE +cd ../../.. +rm -rf deps/postject +mkdir deps/postject +cp test/fixtures/postject-copy/node_modules/postject/LICENSE deps/postject +cp test/fixtures/postject-copy/node_modules/postject/dist/postject-api.h deps/postject