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//===-- report_linux.cpp ----------------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "platform.h"
#if SCUDO_LINUX || SCUDO_TRUSTY
#include "common.h"
#include "internal_defs.h"
#include "report.h"
#include "report_linux.h"
#include "string_utils.h"
#include <errno.h>
#include <stdlib.h>
#include <string.h>
namespace scudo {
// Fatal internal map() error (potentially OOM related).
void NORETURN reportMapError(uptr SizeIfOOM) {
ScopedString Error;
Error.append("Scudo ERROR: internal map failure (error desc=%s)",
strerror(errno));
if (SizeIfOOM)
Error.append(" requesting %zuKB", SizeIfOOM >> 10);
Error.append("\n");
reportRawError(Error.data());
}
void NORETURN reportUnmapError(uptr Addr, uptr Size) {
ScopedString Error;
Error.append("Scudo ERROR: internal unmap failure (error desc=%s) Addr 0x%zx "
"Size %zu\n",
strerror(errno), Addr, Size);
reportRawError(Error.data());
}
void NORETURN reportProtectError(uptr Addr, uptr Size, int Prot) {
ScopedString Error;
Error.append(
"Scudo ERROR: internal protect failure (error desc=%s) Addr 0x%zx "
"Size %zu Prot %x\n",
strerror(errno), Addr, Size, Prot);
reportRawError(Error.data());
}
} // namespace scudo
#endif // SCUDO_LINUX || SCUDO_TRUSTY
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