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Add CreatePipe, CON* support for CreateFileA, more for cygwin

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This commit is contained in:
Luke Street
2025-10-02 09:47:41 -06:00
parent 694eb85deb
commit 8330f27479
20 changed files with 257 additions and 16 deletions
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61
dll/kernel32/fileapi.cpp
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@@ -220,6 +220,53 @@ bool initializeEnumeration(const std::filesystem::path &parent, const std::strin
return nextMatch(handle, firstMatch);
}
std::optional<DWORD> stdHandleForConsoleDevice(const std::string &name, DWORD desiredAccess) {
std::string lowered = stringToLower(name);
if (lowered == "conin$") {
return STD_INPUT_HANDLE;
}
if (lowered == "conout$") {
return STD_OUTPUT_HANDLE;
}
if (lowered == "conerr$") {
return STD_ERROR_HANDLE;
}
if (lowered == "con") {
if ((desiredAccess & GENERIC_WRITE) != 0) {
return STD_OUTPUT_HANDLE;
}
return STD_INPUT_HANDLE;
}
return std::nullopt;
}
bool tryOpenConsoleDevice(DWORD dwDesiredAccess, DWORD dwShareMode, DWORD dwCreationDisposition,
DWORD dwFlagsAndAttributes, HANDLE &outHandle, const std::string &originalName) {
(void)dwShareMode;
(void)dwCreationDisposition;
(void)dwFlagsAndAttributes;
auto stdHandleKind = stdHandleForConsoleDevice(originalName, dwDesiredAccess);
if (!stdHandleKind) {
return false;
}
HANDLE baseHandle = files::getStdHandle(*stdHandleKind);
auto *baseFile = files::fileHandleFromHandle(baseHandle);
if (!baseFile) {
wibo::lastError = ERROR_INVALID_HANDLE;
outHandle = INVALID_HANDLE_VALUE;
return true;
}
HANDLE duplicated = files::duplicateFileHandle(baseFile, false);
if (!duplicated) {
wibo::lastError = ERROR_INVALID_HANDLE;
outHandle = INVALID_HANDLE_VALUE;
return true;
}
wibo::lastError = ERROR_SUCCESS;
outHandle = duplicated;
return true;
}
} // namespace
namespace kernel32 {
@@ -548,6 +595,13 @@ HANDLE WIN_FUNC CreateFileA(LPCSTR lpFileName, DWORD dwDesiredAccess, DWORD dwSh
wibo::lastError = ERROR_INVALID_PARAMETER;
return INVALID_HANDLE_VALUE;
}
HANDLE consoleHandle = INVALID_HANDLE_VALUE;
if (tryOpenConsoleDevice(dwDesiredAccess, dwShareMode, dwCreationDisposition, dwFlagsAndAttributes, consoleHandle,
std::string(lpFileName))) {
DEBUG_LOG("CreateFileA(console=%s, desiredAccess=0x%x, shareMode=%u, flags=0x%x) -> %p\n", lpFileName,
dwDesiredAccess, dwShareMode, dwFlagsAndAttributes, consoleHandle);
return consoleHandle;
}
std::string path = files::pathFromWindows(lpFileName);
DEBUG_LOG("CreateFileA(filename=%s (%s), desiredAccess=0x%x, shareMode=%u, securityAttributes=%p, "
"creationDisposition=%u, flagsAndAttributes=%u)\n",
@@ -629,6 +683,13 @@ HANDLE WIN_FUNC CreateFileW(LPCWSTR lpFileName, DWORD dwDesiredAccess, DWORD dwS
return INVALID_HANDLE_VALUE;
}
std::string lpFileNameA = wideStringToString(lpFileName);
HANDLE consoleHandle = INVALID_HANDLE_VALUE;
if (tryOpenConsoleDevice(dwDesiredAccess, dwShareMode, dwCreationDisposition, dwFlagsAndAttributes, consoleHandle,
lpFileNameA)) {
DEBUG_LOG("CreateFileW(console=%s, desiredAccess=0x%x, shareMode=%u, flags=0x%x) -> %p\n", lpFileNameA.c_str(),
dwDesiredAccess, dwShareMode, dwFlagsAndAttributes, consoleHandle);
return consoleHandle;
}
return CreateFileA(lpFileNameA.c_str(), dwDesiredAccess, dwShareMode, lpSecurityAttributes, dwCreationDisposition,
dwFlagsAndAttributes, hTemplateFile);
}