BOOL JpfsvpSymolSearchPath(
__in PJPFSV_COMMAND_PROCESSOR_STATE ProcessorState,
__in PCWSTR CommandName,
__in UINT Argc,
__in PCWSTR* Argv
)
{
WCHAR SymPath[ 256 ];
UNREFERENCED_PARAMETER( CommandName );
UNREFERENCED_PARAMETER( Argc );
UNREFERENCED_PARAMETER( Argv );
if ( SymGetSearchPath(
JpfsvGetProcessHandleContext( ProcessorState->Context ),
SymPath,
_countof( SymPath ) ) )
{
JpfsvpOutput(
ProcessorState,
L"%s\n",
SymPath );
}
else
{
JpfsvpOutputError(
ProcessorState,
GetLastError() );
}
return TRUE;
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// const char* USER_SYMBOL_SEARCH_PATH = "http://msdl.microsoft.com/download/symbols";
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
void SymEngine::Init()
{
if (!isInitialized)
{
previousOptions = SymGetOptions();
memset(previousSearchPath, 0, MAX_SEARCH_PATH_LENGTH);
SymGetSearchPath(hProcess, previousSearchPath, MAX_SEARCH_PATH_LENGTH);
SymSetOptions(SymGetOptions() | SYMOPT_LOAD_LINES | SYMOPT_DEFERRED_LOADS | SYMOPT_UNDNAME | SYMOPT_INCLUDE_32BIT_MODULES | SYMOPT_LOAD_ANYTHING);
if (!SymInitialize(hProcess, NULL, TRUE))
{
needRestorePreviousSettings = true;
SymCleanup(hProcess);
if (SymInitialize(hProcess, NULL, TRUE))
isInitialized = true;
}
else
{
isInitialized = true;
}
}
}
int main(int argc, char *argv[]) {
DWORD error;
HANDLE process;
ULONG64 module_base;
int i;
char* search;
char buf[256]; /* Enough to hold one hex address, I trust! */
int rv = 0;
/* We may add SYMOPT_UNDNAME if --demangle is specified: */
DWORD symopts = SYMOPT_DEFERRED_LOADS | SYMOPT_DEBUG | SYMOPT_LOAD_LINES;
char* filename = "a.out"; /* The default if -e isn't specified */
int print_function_name = 0; /* Set to 1 if -f is specified */
for (i = 1; i < argc; i++) {
if (strcmp(argv[i], "--functions") == 0 || strcmp(argv[i], "-f") == 0) {
print_function_name = 1;
} else if (strcmp(argv[i], "--demangle") == 0 ||
strcmp(argv[i], "-C") == 0) {
symopts |= SYMOPT_UNDNAME;
} else if (strcmp(argv[i], "-e") == 0) {
if (i + 1 >= argc) {
fprintf(stderr, "FATAL ERROR: -e must be followed by a filename\n");
return 1;
}
filename = argv[i+1];
i++; /* to skip over filename too */
} else if (strcmp(argv[i], "--help") == 0) {
usage();
exit(0);
} else {
usage();
exit(1);
}
}
process = GetCurrentProcess();
if (!SymInitialize(process, NULL, FALSE)) {
error = GetLastError();
fprintf(stderr, "SymInitialize returned error : %d\n", error);
return 1;
}
search = malloc(SEARCH_CAP);
if (SymGetSearchPath(process, search, SEARCH_CAP)) {
if (strlen(search) + sizeof(";" WEBSYM) > SEARCH_CAP) {
fprintf(stderr, "Search path too long\n");
SymCleanup(process);
return 1;
}
strcat(search, ";" WEBSYM);
} else {
error = GetLastError();
fprintf(stderr, "SymGetSearchPath returned error : %d\n", error);
rv = 1; /* An error, but not a fatal one */
strcpy(search, WEBSYM); /* Use a default value */
}
if (!SymSetSearchPath(process, search)) {
error = GetLastError();
fprintf(stderr, "SymSetSearchPath returned error : %d\n", error);
rv = 1; /* An error, but not a fatal one */
}
SymSetOptions(symopts);
module_base = SymLoadModuleEx(process, NULL, filename, NULL, 0, 0, NULL, 0);
if (!module_base) {
/* SymLoadModuleEx failed */
error = GetLastError();
fprintf(stderr, "SymLoadModuleEx returned error : %d for %s\n",
error, filename);
SymCleanup(process);
return 1;
}
buf[sizeof(buf)-1] = '\0'; /* Just to be safe */
while (fgets(buf, sizeof(buf)-1, stdin)) {
/* GNU addr2line seems to just do a strtol and ignore any
* weird characters it gets, so we will too.
*/
unsigned __int64 addr = _strtoui64(buf, NULL, 16);
ULONG64 buffer[(sizeof(SYMBOL_INFO) +
MAX_SYM_NAME*sizeof(TCHAR) +
sizeof(ULONG64) - 1)
/ sizeof(ULONG64)];
PSYMBOL_INFO pSymbol = (PSYMBOL_INFO)buffer;
IMAGEHLP_LINE64 line;
DWORD dummy;
pSymbol->SizeOfStruct = sizeof(SYMBOL_INFO);
pSymbol->MaxNameLen = MAX_SYM_NAME;
if (print_function_name) {
if (SymFromAddr(process, (DWORD64)addr, NULL, pSymbol)) {
printf("%s\n", pSymbol->Name);
} else {
printf("??\n");
}
}
line.SizeOfStruct = sizeof(IMAGEHLP_LINE64);
if (SymGetLineFromAddr64(process, (DWORD64)addr, &dummy, &line)) {
printf("%s:%d\n", line.FileName, (int)line.LineNumber);
} else {
printf("??:0\n");
}
}
SymUnloadModule64(process, module_base);
SymCleanup(process);
return rv;
}
int main(int argc, char *argv[]) {
DWORD error;
HANDLE process;
ULONG64 module_base;
SYM_CONTEXT ctx;
int i;
char* search;
char* filename = NULL;
int rv = 0;
/* We may add SYMOPT_UNDNAME if --demangle is specified: */
DWORD symopts = SYMOPT_DEFERRED_LOADS | SYMOPT_DEBUG;
for (i = 1; i < argc; i++) {
if (strcmp(argv[i], "--demangle") == 0 || strcmp(argv[i], "-C") == 0) {
symopts |= SYMOPT_UNDNAME;
} else if (strcmp(argv[i], "--help") == 0) {
usage();
exit(0);
} else {
break;
}
}
if (i != argc - 1) {
usage();
exit(1);
}
filename = argv[i];
process = GetCurrentProcess();
if (!SymInitialize(process, NULL, FALSE)) {
error = GetLastError();
fprintf(stderr, "SymInitialize returned error : %d\n", error);
return 1;
}
search = malloc(SEARCH_CAP);
if (SymGetSearchPath(process, search, SEARCH_CAP)) {
if (strlen(search) + sizeof(";" WEBSYM) > SEARCH_CAP) {
fprintf(stderr, "Search path too long\n");
SymCleanup(process);
return 1;
}
strcat(search, ";" WEBSYM);
} else {
error = GetLastError();
fprintf(stderr, "SymGetSearchPath returned error : %d\n", error);
rv = 1; /* An error, but not a fatal one */
strcpy(search, WEBSYM); /* Use a default value */
}
if (!SymSetSearchPath(process, search)) {
error = GetLastError();
fprintf(stderr, "SymSetSearchPath returned error : %d\n", error);
rv = 1; /* An error, but not a fatal one */
}
SymSetOptions(symopts);
module_base = SymLoadModuleEx(process, NULL, filename, NULL, 0, 0, NULL, 0);
if (!module_base) {
/* SymLoadModuleEx failed */
error = GetLastError();
fprintf(stderr, "SymLoadModuleEx returned error : %d for %s\n",
error, filename);
SymCleanup(process);
return 1;
}
ShowSymbolInfo(process, module_base);
memset(&ctx, 0, sizeof(ctx));
ctx.module_base = module_base;
if (!SymEnumSymbols(process, module_base, NULL, EnumSymProc, &ctx)) {
error = GetLastError();
fprintf(stderr, "SymEnumSymbols returned error: %d\n", error);
rv = 1;
} else {
DWORD j;
qsort(ctx.syms, ctx.syms_len, sizeof(ctx.syms[0]), sym_cmp);
for (j = 0; j < ctx.syms_len; j++) {
printf("%016I64x X %s\n", ctx.syms[j].addr, ctx.syms[j].name);
}
/* In a perfect world, maybe we'd clean up ctx's memory? */
}
SymUnloadModule64(process, module_base);
SymCleanup(process);
return rv;
}
