object.c revision 2bef1a6b25d938210547cd0f5ba4a08abdad2583 
1/*===-- object.c - tool for testing libLLVM and llvm-c API ----------------===*\
2|*                                                                            *|
3|*                     The LLVM Compiler Infrastructure                       *|
4|*                                                                            *|
5|* This file is distributed under the University of Illinois Open Source      *|
6|* License. See LICENSE.TXT for details.                                      *|
7|*                                                                            *|
8|*===----------------------------------------------------------------------===*|
9|*                                                                            *|
10|* This file implements the --object-list-sections and --object-list-symbols  *|
11|* commands in llvm-c-test.                                                   *|
12|*                                                                            *|
13\*===----------------------------------------------------------------------===*/
14
15#include "llvm-c-test.h"
16#include "llvm-c/Object.h"
17#include <stdio.h>
18#include <stdlib.h>
19
20int object_list_sections(void) {
21  LLVMMemoryBufferRef MB;
22  LLVMObjectFileRef O;
23  char *msg = NULL;
24
25  if (LLVMCreateMemoryBufferWithSTDIN(&MB, &msg)) {
26    fprintf(stderr, "Error reading file: %s\n", msg);
27    exit(1);
28  }
29
30  O = LLVMCreateObjectFile(MB);
31  if (!O) {
32    fprintf(stderr, "Error reading object\n");
33    exit(1);
34  }
35
36  LLVMSectionIteratorRef sect = LLVMGetSections(O);
37  while (!LLVMIsSectionIteratorAtEnd(O, sect)) {
38    printf("'%s': @0x%08" PRIx64 " +%" PRIu64 "\n", LLVMGetSectionName(sect),
39           LLVMGetSectionAddress(sect), LLVMGetSectionSize(sect));
40
41    LLVMMoveToNextSection(sect);
42  }
43
44  LLVMDisposeSectionIterator(sect);
45
46  LLVMDisposeObjectFile(O);
47
48  return 0;
49}
50
51int object_list_symbols(void) {
52  LLVMMemoryBufferRef MB;
53  LLVMObjectFileRef O;
54  char *msg = NULL;
55
56  if (LLVMCreateMemoryBufferWithSTDIN(&MB, &msg)) {
57    fprintf(stderr, "Error reading file: %s\n", msg);
58    exit(1);
59  }
60
61  O = LLVMCreateObjectFile(MB);
62  if (!O) {
63    fprintf(stderr, "Error reading object\n");
64    exit(1);
65  }
66
67  LLVMSectionIteratorRef sect = LLVMGetSections(O);
68  LLVMSymbolIteratorRef sym = LLVMGetSymbols(O);
69  while (!LLVMIsSymbolIteratorAtEnd(O, sym)) {
70
71    LLVMMoveToContainingSection(sect, sym);
72    printf("%s @0x%08" PRIx64 "/0x%08" PRIx64 " +%" PRIu64 " (%s)\n",
73           LLVMGetSymbolName(sym), LLVMGetSymbolAddress(sym),
74           LLVMGetSymbolFileOffset(sym), LLVMGetSymbolSize(sym),
75           LLVMGetSectionName(sect));
76
77    LLVMMoveToNextSymbol(sym);
78  }
79
80  LLVMDisposeSymbolIterator(sym);
81
82  LLVMDisposeObjectFile(O);
83
84  return 0;
85}
86