#include <cstring>
#include <fstream>
#include <iostream>
+#include <memory>
#include <set>
#include <sstream>
#include <string>
#include <vector>
+#include <dirent.h>
#include <errno.h>
#include <fcntl.h>
-#include <fts.h>
#include <regex.h>
#include <stdbool.h>
#include <stdint.h>
#include <sys/stat.h>
#include <sys/types.h>
+#ifndef LDID_NOSMIME
#include <openssl/err.h>
#include <openssl/pem.h>
#include <openssl/pkcs7.h>
#include <openssl/pkcs12.h>
+#endif
+
+#ifdef __APPLE__
+#include <CommonCrypto/CommonDigest.h>
+#define LDID_SHA1_DIGEST_LENGTH CC_SHA1_DIGEST_LENGTH
+#define LDID_SHA1 CC_SHA1
+#define LDID_SHA1_CTX CC_SHA1_CTX
+#define LDID_SHA1_Init CC_SHA1_Init
+#define LDID_SHA1_Update CC_SHA1_Update
+#define LDID_SHA1_Final CC_SHA1_Final
+#else
#include <openssl/sha.h>
+#define LDID_SHA1_DIGEST_LENGTH SHA_DIGEST_LENGTH
+#define LDID_SHA1 SHA1
+#define LDID_SHA1_CTX SHA_CTX
+#define LDID_SHA1_Init SHA1_Init
+#define LDID_SHA1_Update SHA1_Update
+#define LDID_SHA1_Final SHA1_Final
+#endif
-#include <plist/plist++.h>
+#ifndef LDID_NOPLIST
+#include <plist/plist.h>
+#endif
#include "ldid.hpp"
#define _assert__(line) \
_assert___(line)
+#ifdef __EXCEPTIONS
#define _assert_(expr, format, ...) \
do if (!(expr)) { \
fprintf(stderr, "%s(%u): _assert(): " format "\n", __FILE__, __LINE__, ## __VA_ARGS__); \
throw __FILE__ "(" _assert__(__LINE__) "): _assert(" #expr ")"; \
} while (false)
+#else
+// XXX: this is not acceptable
+#define _assert_(expr, format, ...) \
+ do if (!(expr)) { \
+ fprintf(stderr, "%s(%u): _assert(): " format "\n", __FILE__, __LINE__, ## __VA_ARGS__); \
+ exit(-1); \
+ } while (false)
+#endif
#define _assert(expr) \
_assert_(expr, "%s", #expr)
int error(errno); \
if (error == EINTR) \
continue; \
- for (auto success : (long[]) {__VA_ARGS__}) \
+ /* XXX: EINTR is included in this list to fix g++ */ \
+ for (auto success : (long[]) {EINTR, __VA_ARGS__}) \
if (error == success) \
return (decltype(expr)) -success; \
_assert_(false, "errno=%u", error); \
#define _scope(function) \
_scope_(__COUNTER__, function)
+#define CPU_ARCH_MASK uint32_t(0xff000000)
+#define CPU_ARCH_ABI64 uint32_t(0x01000000)
+
+#define CPU_TYPE_ANY uint32_t(-1)
+#define CPU_TYPE_VAX uint32_t( 1)
+#define CPU_TYPE_MC680x0 uint32_t( 6)
+#define CPU_TYPE_X86 uint32_t( 7)
+#define CPU_TYPE_MC98000 uint32_t(10)
+#define CPU_TYPE_HPPA uint32_t(11)
+#define CPU_TYPE_ARM uint32_t(12)
+#define CPU_TYPE_MC88000 uint32_t(13)
+#define CPU_TYPE_SPARC uint32_t(14)
+#define CPU_TYPE_I860 uint32_t(15)
+#define CPU_TYPE_POWERPC uint32_t(18)
+
+#define CPU_TYPE_I386 CPU_TYPE_X86
+
+#define CPU_TYPE_ARM64 (CPU_ARCH_ABI64 | CPU_TYPE_ARM)
+#define CPU_TYPE_POWERPC64 (CPU_ARCH_ABI64 | CPU_TYPE_POWERPC)
+#define CPU_TYPE_X86_64 (CPU_ARCH_ABI64 | CPU_TYPE_X86)
+
struct fat_header {
uint32_t magic;
uint32_t nfat_arch;
#define LC_DYLD_INFO_ONLY uint32_t(0x22 | LC_REQ_DYLD)
#define LC_ENCRYPTION_INFO_64 uint32_t(0x2c)
+union Version {
+ struct {
+ uint8_t patch;
+ uint8_t minor;
+ uint16_t major;
+ } _packed;
+
+ uint32_t value;
+};
+
struct dylib {
uint32_t name;
uint32_t timestamp;
uint32_t flags;
uint32_t reserved1;
uint32_t reserved2;
+ uint32_t reserved3;
} _packed;
struct linkedit_data_command {
#define BIND_OPCODE_DO_BIND_ADD_ADDR_IMM_SCALED 0xb0
#define BIND_OPCODE_DO_BIND_ULEB_TIMES_SKIPPING_ULEB 0xc0
-inline void get(std::streambuf &stream, void *data, size_t size) {
- _assert(stream.sgetn(static_cast<char *>(data), size) == size);
+static std::streamsize read(std::streambuf &stream, void *data, size_t size) {
+ auto writ(stream.sgetn(static_cast<char *>(data), size));
+ _assert(writ >= 0);
+ return writ;
}
-inline void put(std::streambuf &stream, const void *data, size_t size) {
+static inline void get(std::streambuf &stream, void *data, size_t size) {
+ _assert(read(stream, data, size) == size);
+}
+
+static inline void put(std::streambuf &stream, const void *data, size_t size) {
_assert(stream.sputn(static_cast<const char *>(data), size) == size);
}
-inline void pad(std::streambuf &stream, size_t size) {
+static size_t most(std::streambuf &stream, void *data, size_t size) {
+ size_t total(size);
+ while (size > 0)
+ if (auto writ = read(stream, data, size))
+ size -= writ;
+ else break;
+ return total - size;
+}
+
+static inline void pad(std::streambuf &stream, size_t size) {
char padding[size];
memset(padding, 0, size);
put(stream, padding, size);
return Swap(static_cast<uint64_t>(value));
}
-template <typename Target_>
-class Pointer;
-
class Swapped {
protected:
bool swapped_;
return load_commands;
}
- std::vector<segment_command *> GetSegments(const char *segment_name) const {
- std::vector<struct segment_command *> segment_commands;
-
- _foreach (load_command, GetLoadCommands()) {
- if (Swap(load_command->cmd) == LC_SEGMENT) {
- segment_command *segment_command = reinterpret_cast<struct segment_command *>(load_command);
- if (strncmp(segment_command->segname, segment_name, 16) == 0)
- segment_commands.push_back(segment_command);
- }
- }
-
- return segment_commands;
- }
-
- std::vector<segment_command_64 *> GetSegments64(const char *segment_name) const {
- std::vector<struct segment_command_64 *> segment_commands;
-
- _foreach (load_command, GetLoadCommands()) {
- if (Swap(load_command->cmd) == LC_SEGMENT_64) {
- segment_command_64 *segment_command = reinterpret_cast<struct segment_command_64 *>(load_command);
- if (strncmp(segment_command->segname, segment_name, 16) == 0)
- segment_commands.push_back(segment_command);
- }
- }
-
- return segment_commands;
- }
-
- std::vector<section *> GetSections(const char *segment_name, const char *section_name) const {
- std::vector<section *> sections;
-
- _foreach (segment, GetSegments(segment_name)) {
- section *section = (struct section *) (segment + 1);
-
- uint32_t sect;
- for (sect = 0; sect != Swap(segment->nsects); ++sect) {
- if (strncmp(section->sectname, section_name, 16) == 0)
- sections.push_back(section);
- ++section;
- }
- }
-
- return sections;
- }
+ void ForSection(const ldid::Functor<void (const char *, const char *, void *, size_t)> &code) const {
+ _foreach (load_command, GetLoadCommands())
+ switch (Swap(load_command->cmd)) {
+ case LC_SEGMENT: {
+ auto segment(reinterpret_cast<struct segment_command *>(load_command));
+ code(segment->segname, NULL, GetOffset<void>(segment->fileoff), segment->filesize);
+ auto section(reinterpret_cast<struct section *>(segment + 1));
+ for (uint32_t i(0), e(Swap(segment->nsects)); i != e; ++i, ++section)
+ code(segment->segname, section->sectname, GetOffset<void>(segment->fileoff + section->offset), section->size);
+ } break;
- template <typename Target_>
- Pointer<Target_> GetPointer(uint32_t address, const char *segment_name = NULL) const {
- load_command *load_command = (struct load_command *) (mach_header_ + 1);
- uint32_t cmd;
-
- for (cmd = 0; cmd != Swap(mach_header_->ncmds); ++cmd) {
- if (Swap(load_command->cmd) == LC_SEGMENT) {
- segment_command *segment_command = (struct segment_command *) load_command;
- if (segment_name != NULL && strncmp(segment_command->segname, segment_name, 16) != 0)
- goto next_command;
-
- section *sections = (struct section *) (segment_command + 1);
-
- uint32_t sect;
- for (sect = 0; sect != Swap(segment_command->nsects); ++sect) {
- section *section = §ions[sect];
- //printf("%s %u %p %p %u\n", segment_command->segname, sect, address, section->addr, section->size);
- if (address >= Swap(section->addr) && address < Swap(section->addr) + Swap(section->size)) {
- //printf("0x%.8x %s\n", address, segment_command->segname);
- return Pointer<Target_>(this, reinterpret_cast<Target_ *>(address - Swap(section->addr) + Swap(section->offset) + (char *) mach_header_));
- }
- }
+ case LC_SEGMENT_64: {
+ auto segment(reinterpret_cast<struct segment_command_64 *>(load_command));
+ code(segment->segname, NULL, GetOffset<void>(segment->fileoff), segment->filesize);
+ auto section(reinterpret_cast<struct section_64 *>(segment + 1));
+ for (uint32_t i(0), e(Swap(segment->nsects)); i != e; ++i, ++section)
+ code(segment->segname, section->sectname, GetOffset<void>(segment->fileoff + section->offset), section->size);
+ } break;
}
-
- next_command:
- load_command = (struct load_command *) ((char *) load_command + Swap(load_command->cmdsize));
- }
-
- return Pointer<Target_>(this);
}
template <typename Target_>
- Pointer<Target_> GetOffset(uint32_t offset) {
- return Pointer<Target_>(this, reinterpret_cast<Target_ *>(offset + (uint8_t *) mach_header_));
+ Target_ *GetOffset(uint32_t offset) const {
+ return reinterpret_cast<Target_ *>(offset + (uint8_t *) mach_header_);
}
};
}
};
-template <typename Target_>
-class Pointer {
- private:
- const MachHeader *framework_;
- const Target_ *pointer_;
-
- public:
- Pointer(const MachHeader *framework = NULL, const Target_ *pointer = NULL) :
- framework_(framework),
- pointer_(pointer)
- {
- }
-
- operator const Target_ *() const {
- return pointer_;
- }
-
- const Target_ *operator ->() const {
- return pointer_;
- }
-
- Pointer<Target_> &operator ++() {
- ++pointer_;
- return *this;
- }
-
- template <typename Value_>
- Value_ Swap(Value_ value) {
- return framework_->Swap(value);
- }
-};
-
#define CSMAGIC_REQUIREMENT uint32_t(0xfade0c00)
#define CSMAGIC_REQUIREMENTS uint32_t(0xfade0c01)
#define CSMAGIC_CODEDIRECTORY uint32_t(0xfade0c02)
uint8_t spare1;
uint8_t pageSize;
uint32_t spare2;
+ uint32_t scatterOffset;
+ uint32_t teamIDOffset;
+ uint32_t spare3;
+ uint64_t codeLimit64;
} _packed;
+#ifndef LDID_NOFLAGT
extern "C" uint32_t hash(uint8_t *k, uint32_t length, uint32_t initval);
+#endif
static void sha1(uint8_t *hash, const void *data, size_t size) {
- SHA1(static_cast<const uint8_t *>(data), size, hash);
+ LDID_SHA1(static_cast<const uint8_t *>(data), size, hash);
+}
+
+static void sha1(std::vector<char> &hash, const void *data, size_t size) {
+ hash.resize(LDID_SHA1_DIGEST_LENGTH);
+ sha1(reinterpret_cast<uint8_t *>(hash.data()), data, size);
}
struct CodesignAllocation {
}
};
+#ifndef LDID_NOTOOLS
class File {
private:
int file_;
return std::string(static_cast<char *>(data_), size_);
}
};
+#endif
namespace ldid {
-static void Allocate(const void *idata, size_t isize, std::streambuf &output, const Functor<size_t (size_t)> &allocate, const Functor<size_t (std::streambuf &output, size_t, const std::string &, const char *)> &save) {
+static void Allocate(const void *idata, size_t isize, std::streambuf &output, const Functor<size_t (const MachHeader &, size_t)> &allocate, const Functor<size_t (const MachHeader &, std::streambuf &output, size_t, const std::string &, const char *)> &save) {
FatHeader source(const_cast<void *>(idata), isize);
size_t offset(0);
size = end;
}
- size_t alloc(allocate(size));
+ size_t alloc(allocate(mach_header, size));
auto *fat_arch(mach_header.GetFatArch());
- uint32_t align(fat_arch == NULL ? 0 : source.Swap(fat_arch->align));
+ uint32_t align;
+
+ if (fat_arch != NULL)
+ align = source.Swap(fat_arch->align);
+ else switch (mach_header.GetCPUType()) {
+ case CPU_TYPE_POWERPC:
+ case CPU_TYPE_POWERPC64:
+ case CPU_TYPE_X86:
+ case CPU_TYPE_X86_64:
+ align = 0xc;
+ break;
+ case CPU_TYPE_ARM:
+ case CPU_TYPE_ARM64:
+ align = 0xe;
+ break;
+ default:
+ align = 0x0;
+ break;
+ }
+
offset = Align(offset, 1 << align);
uint32_t limit(size);
break;
size_t size(mach_header.Swap(allocation.limit_ + allocation.alloc_ - mach_header.Swap(segment_command->fileoff)));
segment_command->filesize = size;
- segment_command->vmsize = Align(size, PageSize_);
+ segment_command->vmsize = Align(size, 1 << allocation.align_);
} break;
case LC_SEGMENT_64: {
break;
size_t size(mach_header.Swap(allocation.limit_ + allocation.alloc_ - mach_header.Swap(segment_command->fileoff)));
segment_command->filesize = size;
- segment_command->vmsize = Align(size, PageSize_);
+ segment_command->vmsize = Align(size, 1 << allocation.align_);
} break;
}
pad(output, allocation.limit_ - allocation.size_);
position += allocation.limit_ - allocation.size_;
- size_t saved(save(output, allocation.limit_, overlap, top));
+ size_t saved(save(mach_header, output, allocation.limit_, overlap, top));
if (allocation.alloc_ > saved)
pad(output, allocation.alloc_ - saved);
position += allocation.alloc_;
return offset;
}
+#ifndef LDID_NOSMIME
class Buffer {
private:
BIO *bio_;
return value_;
}
};
+#endif
class NullBuffer :
public std::streambuf
{
private:
std::vector<char> &hash_;
- SHA_CTX context_;
+ LDID_SHA1_CTX context_;
public:
HashBuffer(std::vector<char> &hash) :
hash_(hash)
{
- SHA1_Init(&context_);
+ LDID_SHA1_Init(&context_);
}
~HashBuffer() {
- hash_.resize(SHA_DIGEST_LENGTH);
- SHA1_Final(reinterpret_cast<uint8_t *>(hash_.data()), &context_);
+ hash_.resize(LDID_SHA1_DIGEST_LENGTH);
+ LDID_SHA1_Final(reinterpret_cast<uint8_t *>(hash_.data()), &context_);
}
virtual std::streamsize xsputn(const char_type *data, std::streamsize size) {
- SHA1_Update(&context_, data, size);
+ LDID_SHA1_Update(&context_, data, size);
return size;
}
}
};
+#ifndef LDID_NOTOOLS
static bool Starts(const std::string &lhs, const std::string &rhs) {
return lhs.size() >= rhs.size() && lhs.compare(0, rhs.size(), rhs) == 0;
}
static void mkdir_p(const std::string &path) {
if (path.empty())
return;
+#ifdef __WIN32__
+ if (_syscall(mkdir(path.c_str()), EEXIST) == -EEXIST)
+ return;
+#else
if (_syscall(mkdir(path.c_str(), 0755), EEXIST) == -EEXIST)
return;
+#endif
auto slash(path.rfind('/', path.size() - 1));
if (slash == std::string::npos)
return;
_syscall(rename(temp.c_str(), path.c_str()));
}
+#endif
namespace ldid {
void Sign(const void *idata, size_t isize, std::streambuf &output, const std::string &identifier, const std::string &entitlements, const std::string &key, const Slots &slots) {
- Allocate(idata, isize, output, fun([&](size_t size) -> size_t {
+ std::string team;
+
+#ifndef LDID_NOSMIME
+ if (!key.empty()) {
+ std::stringbuf data;
+ Stuff stuff(key);
+ auto name(X509_get_subject_name(stuff));
+ _assert(name != NULL);
+ auto index(X509_NAME_get_index_by_NID(name, NID_organizationalUnitName, -1));
+ _assert(index >= 0);
+ auto next(X509_NAME_get_index_by_NID(name, NID_organizationalUnitName, index));
+ _assert(next == -1);
+ auto entry(X509_NAME_get_entry(name, index));
+ _assert(entry != NULL);
+ auto asn(X509_NAME_ENTRY_get_data(entry));
+ _assert(asn != NULL);
+ team.assign(reinterpret_cast<char *>(ASN1_STRING_data(asn)), ASN1_STRING_length(asn));
+ }
+#endif
+
+ Allocate(idata, isize, output, fun([&](const MachHeader &mach_header, size_t size) -> size_t {
size_t alloc(sizeof(struct SuperBlob));
uint32_t special(0);
alloc += sizeof(struct CodeDirectory);
alloc += identifier.size() + 1;
+ if (!team.empty())
+ alloc += team.size() + 1;
+
if (!key.empty()) {
alloc += sizeof(struct BlobIndex);
alloc += sizeof(struct Blob);
_foreach (slot, slots)
special = std::max(special, slot.first);
+ mach_header.ForSection(fun([&](const char *segment, const char *section, void *data, size_t size) {
+ if (strcmp(segment, "__TEXT") == 0 && section != NULL && strcmp(section, "__info_plist") == 0)
+ special = std::max(special, CSSLOT_INFOSLOT);
+ }));
+
uint32_t normal((size + PageSize_ - 1) / PageSize_);
- alloc = Align(alloc + (special + normal) * SHA_DIGEST_LENGTH, 16);
+ alloc = Align(alloc + (special + normal) * LDID_SHA1_DIGEST_LENGTH, 16);
return alloc;
- }), fun([&](std::streambuf &output, size_t limit, const std::string &overlap, const char *top) -> size_t {
+ }), fun([&](const MachHeader &mach_header, std::streambuf &output, size_t limit, const std::string &overlap, const char *top) -> size_t {
Blobs blobs;
if (true) {
if (true) {
std::stringbuf data;
+ Slots posts(slots);
+
+ mach_header.ForSection(fun([&](const char *segment, const char *section, void *data, size_t size) {
+ if (strcmp(segment, "__TEXT") == 0 && section != NULL && strcmp(section, "__info_plist") == 0)
+ sha1(posts[CSSLOT_INFOSLOT], data, size);
+ }));
+
uint32_t special(0);
_foreach (blob, blobs)
special = std::max(special, blob.first);
- _foreach (slot, slots)
+ _foreach (slot, posts)
special = std::max(special, slot.first);
uint32_t normal((limit + PageSize_ - 1) / PageSize_);
CodeDirectory directory;
- directory.version = Swap(uint32_t(0x00020001));
+ directory.version = Swap(uint32_t(0x00020200));
directory.flags = Swap(uint32_t(0));
- directory.hashOffset = Swap(uint32_t(sizeof(Blob) + sizeof(CodeDirectory) + identifier.size() + 1 + SHA_DIGEST_LENGTH * special));
- directory.identOffset = Swap(uint32_t(sizeof(Blob) + sizeof(CodeDirectory)));
directory.nSpecialSlots = Swap(special);
directory.codeLimit = Swap(uint32_t(limit));
directory.nCodeSlots = Swap(normal);
- directory.hashSize = SHA_DIGEST_LENGTH;
+ directory.hashSize = LDID_SHA1_DIGEST_LENGTH;
directory.hashType = CS_HASHTYPE_SHA1;
directory.spare1 = 0x00;
directory.pageSize = PageShift_;
directory.spare2 = Swap(uint32_t(0));
+ directory.scatterOffset = Swap(uint32_t(0));
+ directory.spare3 = Swap(uint32_t(0));
+ directory.codeLimit64 = Swap(uint64_t(0));
+
+ uint32_t offset(sizeof(Blob) + sizeof(CodeDirectory));
+
+ directory.identOffset = Swap(uint32_t(offset));
+ offset += identifier.size() + 1;
+
+ if (team.empty())
+ directory.teamIDOffset = Swap(uint32_t(0));
+ else {
+ directory.teamIDOffset = Swap(uint32_t(offset));
+ offset += team.size() + 1;
+ }
+
+ offset += LDID_SHA1_DIGEST_LENGTH * special;
+ directory.hashOffset = Swap(uint32_t(offset));
+ offset += LDID_SHA1_DIGEST_LENGTH * normal;
+
put(data, &directory, sizeof(directory));
put(data, identifier.c_str(), identifier.size() + 1);
+ put(data, team.c_str(), team.size() + 1);
- uint8_t storage[special + normal][SHA_DIGEST_LENGTH];
- uint8_t (*hashes)[SHA_DIGEST_LENGTH] = storage + special;
+ uint8_t storage[special + normal][LDID_SHA1_DIGEST_LENGTH];
+ uint8_t (*hashes)[LDID_SHA1_DIGEST_LENGTH] = storage + special;
memset(storage, 0, sizeof(*storage) * special);
sha1((uint8_t *) (hashes - blob.first), local, Swap(local->length));
}
- _foreach (slot, slots) {
+ _foreach (slot, posts) {
_assert(sizeof(*hashes) == slot.second.size());
memcpy(hashes - slot.first, slot.second.data(), slot.second.size());
}
insert(blobs, CSSLOT_CODEDIRECTORY, CSMAGIC_CODEDIRECTORY, data);
}
+#ifndef LDID_NOSMIME
if (!key.empty()) {
std::stringbuf data;
const std::string &sign(blobs[CSSLOT_CODEDIRECTORY]);
insert(blobs, CSSLOT_SIGNATURESLOT, CSMAGIC_BLOBWRAPPER, data);
}
+#endif
return put(output, CSMAGIC_EMBEDDED_SIGNATURE, blobs);
}));
}
+#ifndef LDID_NOTOOLS
static void Unsign(void *idata, size_t isize, std::streambuf &output) {
- Allocate(idata, isize, output, fun([](size_t size) -> size_t {
+ Allocate(idata, isize, output, fun([](const MachHeader &mach_header, size_t size) -> size_t {
return 0;
- }), fun([](std::streambuf &output, size_t limit, const std::string &overlap, const char *top) -> size_t {
+ }), fun([](const MachHeader &mach_header, std::streambuf &output, size_t limit, const std::string &overlap, const char *top) -> size_t {
return 0;
}));
}
Commit(commit.first, commit.second);
}
-void DiskFolder::Save(const std::string &path, const Functor<void (std::streambuf &)> &code) {
+void DiskFolder::Find(const std::string &root, const std::string &base, const Functor<void (const std::string &, const Functor<void (const Functor<void (std::streambuf &, std::streambuf &)> &)> &)>&code) {
+ std::string path(Path(root) + base);
+
+ DIR *dir(opendir(path.c_str()));
+ _assert(dir != NULL);
+ _scope({ _syscall(closedir(dir)); });
+
+ while (auto child = readdir(dir)) {
+ std::string name(child->d_name);
+ if (name == "." || name == "..")
+ continue;
+ if (Starts(name, ".ldid."))
+ continue;
+
+ bool directory;
+
+#ifdef __WIN32__
+ struct stat info;
+ _syscall(stat(path.c_str(), &info));
+ if (false);
+ else if (S_ISDIR(info.st_mode))
+ directory = true;
+ else if (S_ISREG(info.st_mode))
+ directory = false;
+ else
+ _assert_(false, "st_mode=%x", info.st_mode);
+#else
+ switch (child->d_type) {
+ case DT_DIR:
+ directory = true;
+ break;
+ case DT_REG:
+ directory = false;
+ break;
+ default:
+ _assert_(false, "d_type=%u", child->d_type);
+ }
+#endif
+
+ if (directory)
+ Find(root, base + name + "/", code);
+ else
+ code(base + name, fun([&](const Functor<void (std::streambuf &, std::streambuf &)> &code) {
+ std::string access(root + base + name);
+ _assert_(Open(access, fun([&](std::streambuf &data, const void *flag) {
+ NullBuffer save;
+ code(data, save);
+ })), "open(): %s", access.c_str());
+ }));
+ }
+}
+
+void DiskFolder::Save(const std::string &path, const void *flag, const Functor<void (std::streambuf &)> &code) {
std::filebuf save;
auto from(Path(path));
commit_[from] = Temporary(save, from);
code(save);
}
-bool DiskFolder::Open(const std::string &path, const Functor<void (std::streambuf &)> &code) {
+bool DiskFolder::Open(const std::string &path, const Functor<void (std::streambuf &, const void *)> &code) {
std::filebuf data;
auto result(data.open(Path(path).c_str(), std::ios::binary | std::ios::in));
if (result == NULL)
return false;
_assert(result == &data);
- code(data);
+ code(data, NULL);
return true;
}
void DiskFolder::Find(const std::string &path, const Functor<void (const std::string &, const Functor<void (const Functor<void (std::streambuf &, std::streambuf &)> &)> &)>&code) {
- auto root(Path(path));
+ Find(path, "", code);
+}
+#endif
- FTS *fts(fts_open((char *[]) {const_cast<char *>(root.c_str()), NULL}, FTS_PHYSICAL | FTS_NOCHDIR, NULL));
- _assert(fts != NULL);
- _scope({ fts_close(fts); });
+SubFolder::SubFolder(Folder &parent, const std::string &path) :
+ parent_(parent),
+ path_(path)
+{
+}
- while (FTSENT *entry = fts_read(fts)) {
- _assert(entry->fts_pathlen >= root.size());
- _assert(strncmp(entry->fts_path, root.c_str(), root.size()) == 0);
- if (entry->fts_pathlen == root.size())
- continue;
+void SubFolder::Save(const std::string &path, const void *flag, const Functor<void (std::streambuf &)> &code) {
+ return parent_.Save(path_ + path, flag, code);
+}
- _assert(entry->fts_path[root.size()] == '/');
- std::string name(entry->fts_path + root.size() + 1);
+bool SubFolder::Open(const std::string &path, const Functor<void (std::streambuf &, const void *)> &code) {
+ return parent_.Open(path_ + path, code);
+}
- if (Starts(Split(name).base, ".ldid."))
- continue;
+void SubFolder::Find(const std::string &path, const Functor<void (const std::string &, const Functor<void (const Functor<void (std::streambuf &, std::streambuf &)> &)> &)> &code) {
+ return parent_.Find(path_ + path, code);
+}
- switch (auto info = entry->fts_info) {
- case FTS_D:
- case FTS_DP:
- break;
+std::string UnionFolder::Map(const std::string &path) {
+ auto remap(remaps_.find(path));
+ if (remap == remaps_.end())
+ return path;
+ return remap->second;
+}
- case FTS_F: {
- code(name, fun([&](const Functor<void (std::streambuf &, std::streambuf &)> &code) {
- std::string access(path + name);
- _assert_(Open(access, fun([&](std::streambuf &data) {
- NullBuffer save;
- code(data, save);
- })), "open(): %s", access.c_str());
+void UnionFolder::Map(const std::string &path, const Functor<void (const std::string &, const Functor<void (const Functor<void (std::streambuf &, std::streambuf &)> &)> &)> &code, const std::string &file, const Functor<void (const Functor<void (std::streambuf &, const void *)> &)> &save) {
+ if (file.size() >= path.size() && file.substr(0, path.size()) == path)
+ code(file.substr(path.size()), fun([&](const Functor<void (std::streambuf &, std::streambuf &)> &code) {
+ save(fun([&](std::streambuf &data, const void *flag) {
+ parent_.Save(file, flag, fun([&](std::streambuf &save) {
+ code(data, save);
}));
- } break;
-
- default:
- _assert_(false, "fts_info=%u", info);
- }
- }
+ }));
+ }));
}
-SubFolder::SubFolder(Folder *parent, const std::string &path) :
- parent_(parent),
- path_(path)
+UnionFolder::UnionFolder(Folder &parent) :
+ parent_(parent)
{
}
-void SubFolder::Save(const std::string &path, const Functor<void (std::streambuf &)> &code) {
- return parent_->Save(path_ + path, code);
+void UnionFolder::Save(const std::string &path, const void *flag, const Functor<void (std::streambuf &)> &code) {
+ return parent_.Save(Map(path), flag, code);
}
-bool SubFolder::Open(const std::string &path, const Functor<void (std::streambuf &)> &code) {
- return parent_->Open(path_ + path, code);
+bool UnionFolder::Open(const std::string &path, const Functor<void (std::streambuf &, const void *)> &code) {
+ auto file(resets_.find(path));
+ if (file == resets_.end())
+ return parent_.Open(Map(path), code);
+ auto &entry(file->second);
+
+ auto &data(entry.first);
+ data.pubseekpos(0, std::ios::in);
+ code(data, entry.second);
+ return true;
}
-void SubFolder::Find(const std::string &path, const Functor<void (const std::string &, const Functor<void (const Functor<void (std::streambuf &, std::streambuf &)> &)> &)> &code) {
- return parent_->Find(path_ + path, code);
+void UnionFolder::Find(const std::string &path, const Functor<void (const std::string &, const Functor<void (const Functor<void (std::streambuf &, std::streambuf &)> &)> &)> &code) {
+ parent_.Find(path, fun([&](const std::string &name, const Functor<void (const Functor<void (std::streambuf &, std::streambuf &)> &)> &save) {
+ if (deletes_.find(path + name) == deletes_.end())
+ code(name, save);
+ }));
+
+ for (auto &reset : resets_)
+ Map(path, code, reset.first, fun([&](const Functor<void (std::streambuf &, const void *)> &code) {
+ auto &entry(reset.second);
+ entry.first.pubseekpos(0, std::ios::in);
+ code(entry.first, entry.second);
+ }));
+
+ for (auto &remap : remaps_)
+ Map(path, code, remap.first, fun([&](const Functor<void (std::streambuf &, const void *)> &code) {
+ parent_.Open(remap.second, fun([&](std::streambuf &data, const void *flag) {
+ code(data, flag);
+ }));
+ }));
}
+#ifndef LDID_NOTOOLS
static size_t copy(std::streambuf &source, std::streambuf &target) {
size_t total(0);
for (;;) {
return total;
}
-static PList::Structure *plist(const std::string &data) {
- if (!Starts(data, "bplist00"))
- return PList::Structure::FromXml(data);
- std::vector<char> bytes(data.data(), data.data() + data.size());
- return PList::Structure::FromBin(bytes);
+#ifndef LDID_NOPLIST
+static plist_t plist(const std::string &data) {
+ plist_t plist(NULL);
+ if (Starts(data, "bplist00"))
+ plist_from_bin(data.data(), data.size(), &plist);
+ else
+ plist_from_xml(data.data(), data.size(), &plist);
+ _assert(plist != NULL);
+ return plist;
}
-static void plist_d(std::streambuf &buffer, const Functor<void (PList::Dictionary *)> &code) {
+static void plist_d(std::streambuf &buffer, const Functor<void (plist_t)> &code) {
std::stringbuf data;
copy(buffer, data);
- PList::Structure *structure(plist(data.str()));
- _scope({ delete structure; });
- auto dictionary(dynamic_cast<PList::Dictionary *>(structure));
- _assert(dictionary != NULL);
- code(dictionary);
+ auto node(plist(data.str()));
+ _scope({ plist_free(node); });
+ _assert(plist_get_node_type(node) == PLIST_DICT);
+ code(node);
}
-static std::string plist_s(PList::Node *node) {
- auto value(dynamic_cast<PList::String *>(node));
- _assert(value != NULL);
- return value->GetValue();
+static std::string plist_s(plist_t node) {
+ _assert(node != NULL);
+ _assert(plist_get_node_type(node) == PLIST_STRING);
+ char *data;
+ plist_get_string_val(node, &data);
+ _scope({ free(data); });
+ return data;
}
+#endif
enum Mode {
NoMode,
}
};
-std::string Bundle(const std::string &root, Folder &folder, const std::string &key, std::map<std::string, std::vector<char>> &remote) {
+#ifndef LDID_NOPLIST
+static void Sign(const uint8_t *prefix, size_t size, std::streambuf &buffer, std::vector<char> &hash, std::streambuf &save, const std::string &identifier, const std::string &entitlements, const std::string &key, const Slots &slots) {
+ // XXX: this is a miserable fail
+ std::stringbuf temp;
+ put(temp, prefix, size);
+ copy(buffer, temp);
+ auto data(temp.str());
+
+ HashProxy proxy(hash, save);
+ Sign(data.data(), data.size(), proxy, identifier, entitlements, key, slots);
+}
+
+std::string Bundle(const std::string &root, Folder &folder, const std::string &key, std::map<std::string, std::vector<char>> &remote, const std::string &entitlements) {
std::string executable;
std::string identifier;
static const std::string info("Info.plist");
- _assert_(folder.Open(info, fun([&](std::streambuf &buffer) {
- plist_d(buffer, fun([&](PList::Dictionary *dictionary) {
- executable = plist_s(((*dictionary)["CFBundleExecutable"]));
- identifier = plist_s(((*dictionary)["CFBundleIdentifier"]));
+ _assert_(folder.Open(info, fun([&](std::streambuf &buffer, const void *flag) {
+ plist_d(buffer, fun([&](plist_t node) {
+ executable = plist_s(plist_dict_get_item(node, "CFBundleExecutable"));
+ identifier = plist_s(plist_dict_get_item(node, "CFBundleIdentifier"));
}));
})), "open(): Info.plist");
+ static const std::string directory("_CodeSignature/");
+ static const std::string signature(directory + "CodeResources");
+
std::map<std::string, std::multiset<Rule>> versions;
auto &rules1(versions[""]);
auto &rules2(versions["2"]);
- static const std::string signature("_CodeSignature/CodeResources");
-
- folder.Open(signature, fun([&](std::streambuf &buffer) {
- plist_d(buffer, fun([&](PList::Dictionary *dictionary) {
+ folder.Open(signature, fun([&](std::streambuf &buffer, const void *) {
+ plist_d(buffer, fun([&](plist_t node) {
// XXX: maybe attempt to preserve existing rules
}));
}));
if (!nested(name))
return;
auto bundle(root + Split(name).dir);
- SubFolder subfolder(&folder, bundle);
- Bundle(bundle, subfolder, key, local);
+ SubFolder subfolder(folder, bundle);
+ Bundle(bundle, subfolder, key, local, "");
}));
folder.Find("", fun([&](const std::string &name, const Functor<void (const Functor<void (std::streambuf &, std::streambuf &)> &)> &code) {
- if (name == executable || name == signature)
+ // BundleDiskRep::adjustResources -> builder.addExclusion
+ if (name == executable || Starts(name, directory) || Starts(name, "_MASReceipt/") || name == "CodeResources")
return;
auto &hash(local[name]);
return;
code(fun([&](std::streambuf &data, std::streambuf &save) {
+ union {
+ struct {
+ uint32_t magic;
+ uint32_t count;
+ };
+
+ uint8_t bytes[8];
+ } header;
+
+ auto size(most(data, &header.bytes, sizeof(header.bytes)));
+ if (size == sizeof(header.bytes))
+ switch (Swap(header.magic)) {
+ case FAT_MAGIC:
+ // Java class file format
+ if (Swap(header.count) >= 40)
+ break;
+ case FAT_CIGAM:
+ case MH_MAGIC: case MH_MAGIC_64:
+ case MH_CIGAM: case MH_CIGAM_64:
+ Slots slots;
+ Sign(header.bytes, size, data, hash, save, identifier, "", key, slots);
+ return;
+ }
+
HashProxy proxy(hash, save);
+ put(proxy, header.bytes, size);
copy(data, proxy);
}));
- _assert(hash.size() == SHA_DIGEST_LENGTH);
+ _assert(hash.size() == LDID_SHA1_DIGEST_LENGTH);
}));
- PList::Dictionary plist;
+ auto plist(plist_new_dict());
+ _scope({ plist_free(plist); });
for (const auto &version : versions) {
- PList::Dictionary files;
+ auto files(plist_new_dict());
+ plist_dict_set_item(plist, ("files" + version.first).c_str(), files);
for (const auto &rule : version.second)
rule.Compile();
for (const auto &rule : version.second)
if (rule(hash.first)) {
if (rule.mode_ == NoMode)
- files.Set(hash.first, PList::Data(hash.second));
+ plist_dict_set_item(files, hash.first.c_str(), plist_new_data(hash.second.data(), hash.second.size()));
else if (rule.mode_ == OptionalMode) {
- PList::Dictionary entry;
- entry.Set("hash", PList::Data(hash.second));
- entry.Set("optional", PList::Boolean(true));
- files.Set(hash.first, entry);
+ auto entry(plist_new_dict());
+ plist_dict_set_item(entry, "hash", plist_new_data(hash.second.data(), hash.second.size()));
+ plist_dict_set_item(entry, "optional", plist_new_bool(true));
+ plist_dict_set_item(files, hash.first.c_str(), entry);
}
break;
}
-
- plist.Set("files" + version.first, files);
}
for (const auto &version : versions) {
- PList::Dictionary rules;
+ auto rules(plist_new_dict());
+ plist_dict_set_item(plist, ("rules" + version.first).c_str(), rules);
std::multiset<const Rule *, RuleCode> ordered;
for (const auto &rule : version.second)
for (const auto &rule : ordered)
if (rule->weight_ == 1 && rule->mode_ == NoMode)
- rules.Set(rule->code_, PList::Boolean(true));
+ plist_dict_set_item(rules, rule->code_.c_str(), plist_new_bool(true));
else {
- PList::Dictionary entry;
+ auto entry(plist_new_dict());
+ plist_dict_set_item(rules, rule->code_.c_str(), entry);
switch (rule->mode_) {
case NoMode:
break;
case OmitMode:
- entry.Set("omit", PList::Boolean(true));
+ plist_dict_set_item(entry, "omit", plist_new_bool(true));
break;
case OptionalMode:
- entry.Set("optional", PList::Boolean(true));
+ plist_dict_set_item(entry, "optional", plist_new_bool(true));
break;
case NestedMode:
- entry.Set("nested", PList::Boolean(true));
+ plist_dict_set_item(entry, "nested", plist_new_bool(true));
break;
case TopMode:
- entry.Set("top", PList::Boolean(true));
+ plist_dict_set_item(entry, "top", plist_new_bool(true));
break;
}
if (rule->weight_ >= 10000)
- entry.Set("weight", PList::Integer(rule->weight_));
+ plist_dict_set_item(entry, "weight", plist_new_uint(rule->weight_));
else if (rule->weight_ != 1)
- entry.Set("weight", PList::Real(rule->weight_));
-
- rules.Set(rule->code_, entry);
+ plist_dict_set_item(entry, "weight", plist_new_real(rule->weight_));
}
-
- plist.Set("rules" + version.first, rules);
}
- folder.Save(signature, fun([&](std::streambuf &save) {
+ folder.Save(signature, NULL, fun([&](std::streambuf &save) {
HashProxy proxy(local[signature], save);
- auto xml(plist.ToXml());
- put(proxy, xml.data(), xml.size());
+ char *xml(NULL);
+ uint32_t size;
+ plist_to_xml(plist, &xml, &size);
+ _scope({ free(xml); });
+ put(proxy, xml, size);
}));
- folder.Open(executable, fun([&](std::streambuf &buffer) {
- // XXX: this is a miserable fail
- std::stringbuf temp;
- copy(buffer, temp);
- auto data(temp.str());
-
- folder.Save(executable, fun([&](std::streambuf &save) {
+ folder.Open(executable, fun([&](std::streambuf &buffer, const void *flag) {
+ folder.Save(executable, flag, fun([&](std::streambuf &save) {
Slots slots;
slots[1] = local.at(info);
slots[3] = local.at(signature);
-
- HashProxy proxy(local[executable], save);
- Sign(data.data(), data.size(), proxy, identifier, "", key, slots);
+ Sign(NULL, 0, buffer, local[executable], save, identifier, entitlements, key, slots);
}));
}));
return executable;
}
+#endif
+#endif
}
+#ifndef LDID_NOTOOLS
int main(int argc, char *argv[]) {
+#ifndef LDID_NOSMIME
OpenSSL_add_all_algorithms();
+#endif
union {
uint16_t word;
bool flag_r(false);
bool flag_e(false);
+#ifndef LDID_NOFLAGT
bool flag_T(false);
+#endif
bool flag_S(false);
bool flag_s(false);
bool flag_A(false);
bool flag_a(false);
+ bool flag_u(false);
+
uint32_t flag_CPUType(_not(uint32_t));
uint32_t flag_CPUSubtype(_not(uint32_t));
const char *flag_I(NULL);
+#ifndef LDID_NOFLAGT
bool timeh(false);
uint32_t timev(0);
+#endif
Map entitlements;
Map key;
char *arge;
unsigned number(strtoul(slot, &arge, 0));
_assert(arge == colon);
- std::vector<char> &hash(slots[number]);
- hash.resize(SHA_DIGEST_LENGTH);
- sha1(reinterpret_cast<uint8_t *>(hash.data()), file.data(), file.size());
+ sha1(slots[number], file.data(), file.size());
} break;
case 'D': flag_D = true; break;
break;
case 'K':
- key.open(argv[argi] + 2, O_RDONLY, PROT_READ, MAP_PRIVATE);
+ if (argv[argi][2] != '\0')
+ key.open(argv[argi] + 2, O_RDONLY, PROT_READ, MAP_PRIVATE);
break;
+#ifndef LDID_NOFLAGT
case 'T': {
flag_T = true;
if (argv[argi][2] == '-')
_assert(arge == argv[argi] + strlen(argv[argi]));
}
} break;
+#endif
+
+ case 'u': {
+ flag_u = true;
+ } break;
case 'I': {
flag_I = argv[argi] + 2;
_syscall(stat(path.c_str(), &info));
if (S_ISDIR(info.st_mode)) {
+#ifndef LDID_NOPLIST
_assert(!flag_r);
ldid::DiskFolder folder(path);
std::map<std::string, std::vector<char>> hashes;
- path += "/" + Bundle("", folder, key, hashes);
+ path += "/" + Bundle("", folder, key, hashes, entitlements);
+#else
+ _assert(false);
+#endif
} else if (flag_S || flag_r) {
Map input(path, O_RDONLY, PROT_READ, MAP_PRIVATE);
Commit(path, temp);
}
- Map mapping(path, flag_T || flag_s);
+ bool modify(false);
+#ifndef LDID_NOFLAGT
+ if (flag_T)
+ modify = true;
+#endif
+ if (flag_s)
+ modify = true;
+
+ Map mapping(path, modify);
FatHeader fat_header(mapping.data(), mapping.size());
_foreach (mach_header, fat_header.GetMachHeaders()) {
signature = reinterpret_cast<struct linkedit_data_command *>(load_command);
else if (cmd == LC_ENCRYPTION_INFO || cmd == LC_ENCRYPTION_INFO_64)
encryption = reinterpret_cast<struct encryption_info_command *>(load_command);
+ else if (cmd == LC_LOAD_DYLIB) {
+ volatile struct dylib_command *dylib_command(reinterpret_cast<struct dylib_command *>(load_command));
+ const char *name(reinterpret_cast<const char *>(load_command) + mach_header.Swap(dylib_command->dylib.name));
+
+ if (strcmp(name, "/System/Library/Frameworks/UIKit.framework/UIKit") == 0) {
+ if (flag_u) {
+ Version version;
+ version.value = mach_header.Swap(dylib_command->dylib.current_version);
+ printf("uikit=%u.%u.%u\n", version.major, version.minor, version.patch);
+ }
+ }
+ }
+#ifndef LDID_NOFLAGT
else if (cmd == LC_ID_DYLIB) {
volatile struct dylib_command *dylib_command(reinterpret_cast<struct dylib_command *>(load_command));
dylib_command->dylib.timestamp = mach_header.Swap(timed);
}
}
+#endif
}
if (flag_D) {
uint32_t begin = Swap(super->index[index].offset);
struct CodeDirectory *directory = reinterpret_cast<struct CodeDirectory *>(blob + begin);
- uint8_t (*hashes)[SHA_DIGEST_LENGTH] = reinterpret_cast<uint8_t (*)[SHA_DIGEST_LENGTH]>(blob + begin + Swap(directory->hashOffset));
+ uint8_t (*hashes)[LDID_SHA1_DIGEST_LENGTH] = reinterpret_cast<uint8_t (*)[LDID_SHA1_DIGEST_LENGTH]>(blob + begin + Swap(directory->hashOffset));
uint32_t pages = Swap(directory->nCodeSlots);
if (pages != 1)
return filee;
}
+#endif
projects / ldid.git / blobdiff