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| /*===-- object.c - tool for testing libLLVM and llvm-c API ----------------===*\
|* *|
|* 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 *|
|* *|
|*===----------------------------------------------------------------------===*|
|* *|
|* This file implements the --object-list-sections and --object-list-symbols *|
|* commands in llvm-c-test. *|
|* *|
\*===----------------------------------------------------------------------===*/
#include "llvm-c-test.h"
#include "llvm-c/Object.h"
#include <stdio.h>
#include <stdlib.h>
int llvm_object_list_sections(void) {
LLVMMemoryBufferRef MB;
LLVMBinaryRef O;
LLVMSectionIteratorRef sect;
char *outBufferErr = NULL;
if (LLVMCreateMemoryBufferWithSTDIN(&MB, &outBufferErr)) {
fprintf(stderr, "Error reading file: %s\n", outBufferErr);
free(outBufferErr);
exit(1);
}
char *outBinaryErr = NULL;
O = LLVMCreateBinary(MB, LLVMGetGlobalContext(), &outBinaryErr);
if (!O || outBinaryErr) {
fprintf(stderr, "Error reading object: %s\n", outBinaryErr);
free(outBinaryErr);
exit(1);
}
sect = LLVMObjectFileCopySectionIterator(O);
while (sect && !LLVMObjectFileIsSectionIteratorAtEnd(O, sect)) {
printf("'%s': @0x%08" PRIx64 " +%" PRIu64 "\n", LLVMGetSectionName(sect),
LLVMGetSectionAddress(sect), LLVMGetSectionSize(sect));
LLVMMoveToNextSection(sect);
}
LLVMDisposeSectionIterator(sect);
LLVMDisposeBinary(O);
LLVMDisposeMemoryBuffer(MB);
return 0;
}
int llvm_object_list_symbols(void) {
LLVMMemoryBufferRef MB;
LLVMBinaryRef O;
LLVMSectionIteratorRef sect;
LLVMSymbolIteratorRef sym;
char *outBufferErr = NULL;
if (LLVMCreateMemoryBufferWithSTDIN(&MB, &outBufferErr)) {
fprintf(stderr, "Error reading file: %s\n", outBufferErr);
free(outBufferErr);
exit(1);
}
char *outBinaryErr = NULL;
O = LLVMCreateBinary(MB, LLVMGetGlobalContext(), &outBinaryErr);
if (!O || outBinaryErr) {
fprintf(stderr, "Error reading object: %s\n", outBinaryErr);
free(outBinaryErr);
exit(1);
}
sect = LLVMObjectFileCopySectionIterator(O);
sym = LLVMObjectFileCopySymbolIterator(O);
while (sect && sym && !LLVMObjectFileIsSymbolIteratorAtEnd(O, sym)) {
LLVMMoveToContainingSection(sect, sym);
printf("%s @0x%08" PRIx64 " +%" PRIu64 " (%s)\n", LLVMGetSymbolName(sym),
LLVMGetSymbolAddress(sym), LLVMGetSymbolSize(sym),
LLVMGetSectionName(sect));
LLVMMoveToNextSymbol(sym);
}
LLVMDisposeSymbolIterator(sym);
LLVMDisposeBinary(O);
LLVMDisposeMemoryBuffer(MB);
return 0;
}
|