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/*
* BreakpadNlistTest.cpp
* minidump_test
*
* Created by Neal Sidhwaney on 4/13/08.
* Copyright 2008 Google Inc. All rights reserved.
*
*/
#include "breakpad_nlist_test.h"
#include <mach-o/nlist.h>
#include "breakpad_nlist_64.h"
BreakpadNlistTest test1(TEST_INVOCATION(BreakpadNlistTest, CompareToNM));
BreakpadNlistTest::BreakpadNlistTest(TestInvocation *invocation)
: TestCase(invocation) {
}
BreakpadNlistTest::~BreakpadNlistTest() {
}
void BreakpadNlistTest::CompareToNM() {
#if TARGET_CPU_X86_64
system("/usr/bin/nm -arch x86_64 /usr/lib/dyld > /tmp/dyld-namelist.txt");
#elif TARGET_CPU_PPC64
system("/usr/bin/nm -arch ppc64 /usr/lib/dyld > /tmp/dyld-namelist.txt");
#endif
FILE *fd = fopen("/tmp/dyld-namelist.txt","rt");
char oneNMAddr[30];
char symbolType;
char symbolName[500];
while(!feof(fd)) {
fscanf(fd,"%s %c %s",oneNMAddr, &symbolType, symbolName);
breakpad_nlist symbolList[2];
breakpad_nlist &list = symbolList[0];
memset(symbolList,0, sizeof(breakpad_nlist)*2);
const char *symbolNames[2];
symbolNames[0] = (const char*)symbolName;
symbolNames[1] = "\0";
breakpad_nlist_64("/usr/lib/dyld",&list, symbolNames);
uint64_t nmAddr = strtol(oneNMAddr,NULL,16);
if(!IsSymbolMoreThanOnceInDyld(symbolName)) {
CPTAssert(nmAddr == symbolList[0].n_value);
}
}
fclose(fd);
}
bool BreakpadNlistTest::IsSymbolMoreThanOnceInDyld(const char *symbolName) {
//These are the symbols that occur more than once when nm dumps
// the symbol table of /usr/lib/dyld. Our nlist program returns
// the first address because it's doing a search so we need to exclude
// these from causing the test to fail
const char *multipleSymbols[] = {
"__Z41__static_initialization_and_destruction_0ii",
"___tcf_0",
"___tcf_1",
"_read_encoded_value_with_base",
"_read_sleb128",
"_read_uleb128",
"\0"};
bool found = false;
for(int i = 0; multipleSymbols[i][0]; i++) {
if(!strcmp(multipleSymbols[i],symbolName)) {
found = true;
break;
}
}
return found;
}
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