20cb796de7
- Update to 2.5 * fixed build for Android NDK >= 23 * fixed build for CygWin * improved hfuzz-cc, so it supports -x correctly * error returned if unknown cmd-line parameters are provided * support for thread CPU pinning * various fixes for *BSD * increased number of dictionary entries (to 8192) - Add upstream changes to fix build with recent binutils: * 0001-Always-pass-4-arguments-to-init_disassemble_info-no-.patch * 0002-linux-bfd-use-DIAGNOSTIC_ERROR_SWITCH-define-to-figu.patch * 0003-linux-bfd-cover-include-diagnostics.h-with-__has_inc.patch OBS-URL: https://build.opensuse.org/request/show/999245 OBS-URL: https://build.opensuse.org/package/show/devel:tools/honggfuzz?expand=0&rev=25
56 lines
1.9 KiB
Diff
56 lines
1.9 KiB
Diff
From 7eb2db0d3f4290ad7e24a7ff8ad4b1a42628a6b4 Mon Sep 17 00:00:00 2001
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From: Robert Swiecki <robert@swiecki.net>
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Date: Thu, 2 Jun 2022 23:17:49 +0200
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Subject: [PATCH 1/3] Always pass 4 arguments to init_disassemble_info(), no
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matter what's the declaration. binutils/libopcode offers an unstable
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interface
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---
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linux/bfd.c | 23 +++++++++++++++++++++--
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1 file changed, 21 insertions(+), 2 deletions(-)
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diff --git a/linux/bfd.c b/linux/bfd.c
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index 69f4da5..986081e 100644
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--- a/linux/bfd.c
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+++ b/linux/bfd.c
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@@ -197,6 +197,24 @@ static int arch_bfdFPrintF(void* buf, const char* fmt, ...) {
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return ret;
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}
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+static int arch_bfdFPrintFStyled(void* buf, int style HF_ATTR_UNUSED, const char* fmt, ...) {
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+ va_list args;
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+ va_start(args, fmt);
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+ int ret = util_vssnprintf(buf, _HF_INSTR_SZ, fmt, args);
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+ va_end(args);
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+
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+ return ret;
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+}
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+
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+/*
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+ * binutils/libopcode has an unstable public interface. At some point in time the function
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+ * init_disassemble_info() started taking 4 arguments instead of 3. Always pass 4 arguments to it,
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+ * no matter what's the declaration.
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+ */
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+static void arch_bfdInitDisassembleInfoStub(
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+ struct disassemble_info* info, char* instr, void* bfd_printf_func, void* bfd_printf_styled_func)
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+ __attribute__((weakref, alias("init_disassemble_info")));
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+
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void arch_bfdDisasm(pid_t pid, uint8_t* mem, size_t size, char* instr) {
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MX_SCOPED_LOCK(&arch_bfd_mutex);
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@@ -227,8 +245,9 @@ void arch_bfdDisasm(pid_t pid, uint8_t* mem, size_t size, char* instr) {
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return;
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}
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- struct disassemble_info info;
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- init_disassemble_info(&info, instr, arch_bfdFPrintF);
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+ struct disassemble_info info = {};
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+
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+ arch_bfdInitDisassembleInfoStub(&info, instr, arch_bfdFPrintF, arch_bfdFPrintFStyled);
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info.arch = bfd_get_arch(bfdh);
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info.mach = bfd_get_mach(bfdh);
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info.buffer = mem;
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--
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2.37.2
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