/******************************************************************
* fetch_macho_module_info_cb
*
* Callback for accumulating in dump_context a Mach-O modules set
*/
static BOOL fetch_macho_module_info_cb(const WCHAR* name, unsigned long base,
void* user)
{
struct dump_context* dc = (struct dump_context*)user;
DWORD_PTR rbase;
DWORD size, checksum;
/* FIXME: there's no relevant timestamp on Mach-O modules */
/* NB: if we have a non-null base from the live-target use it. If we have
* a null base, then grab its base address from Mach-O file.
*/
if (!macho_fetch_file_info(name, &rbase, &size, &checksum))
size = checksum = 0;
add_module(dc, name, base ? base : rbase, size, 0 /* FIXME */, checksum, TRUE);
return TRUE;
}
/* checks that buffer (as found by matching the name) matches the info
* (information is based on file type)
* returns TRUE when file is found, FALSE to continue searching
* (NB this is the opposite convention of SymFindFileInPathProc)
*/
static BOOL CALLBACK module_find_cb(PCWSTR buffer, PVOID user)
{
struct module_find* mf = user;
DWORD size, checksum, timestamp;
unsigned matched = 0;
/* the matching weights:
* +1 if a file with same name is found and is a decent file of expected type
* +1 if first parameter and second parameter match
*/
/* FIXME: should check that id/two match the file pointed
* by buffer
*/
switch (mf->kind)
{
case DMT_PE:
{
HANDLE hFile, hMap;
void* mapping;
timestamp = ~mf->dw1;
size = ~mf->dw2;
hFile = CreateFileW(buffer, GENERIC_READ, FILE_SHARE_READ, NULL,
OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if (hFile == INVALID_HANDLE_VALUE) return FALSE;
if ((hMap = CreateFileMappingW(hFile, NULL, PAGE_READONLY, 0, 0, NULL)) != NULL)
{
if ((mapping = MapViewOfFile(hMap, FILE_MAP_READ, 0, 0, 0)) != NULL)
{
IMAGE_NT_HEADERS* nth = RtlImageNtHeader(mapping);
if (!nth)
{
UnmapViewOfFile(mapping);
CloseHandle(hMap);
CloseHandle(hFile);
return FALSE;
}
matched++;
timestamp = nth->FileHeader.TimeDateStamp;
size = nth->OptionalHeader.SizeOfImage;
UnmapViewOfFile(mapping);
}
CloseHandle(hMap);
}
CloseHandle(hFile);
if (timestamp != mf->dw1)
WARN("Found %s, but wrong timestamp\n", debugstr_w(buffer));
if (size != mf->dw2)
WARN("Found %s, but wrong size\n", debugstr_w(buffer));
if (timestamp == mf->dw1 && size == mf->dw2) matched++;
}
break;
case DMT_ELF:
if (elf_fetch_file_info(buffer, 0, &size, &checksum))
{
matched++;
if (checksum == mf->dw1) matched++;
else
WARN("Found %s, but wrong checksums: %08x %08x\n",
debugstr_w(buffer), checksum, mf->dw1);
}
else
{
WARN("Couldn't read %s\n", debugstr_w(buffer));
return FALSE;
}
break;
case DMT_MACHO:
if (macho_fetch_file_info(NULL, buffer, 0, 0, &size, &checksum))
{
matched++;
if (checksum == mf->dw1) matched++;
else
WARN("Found %s, but wrong checksums: %08x %08x\n",
debugstr_w(buffer), checksum, mf->dw1);
}
else
{
WARN("Couldn't read %s\n", debugstr_w(buffer));
return FALSE;
}
break;
case DMT_PDB:
{
struct pdb_lookup pdb_lookup;
char fn[MAX_PATH];
WideCharToMultiByte(CP_ACP, 0, buffer, -1, fn, MAX_PATH, NULL, NULL);
pdb_lookup.filename = fn;
if (mf->guid)
{
pdb_lookup.kind = PDB_DS;
pdb_lookup.timestamp = 0;
pdb_lookup.guid = *mf->guid;
}
else
{
pdb_lookup.kind = PDB_JG;
pdb_lookup.timestamp = mf->dw1;
/* pdb_loopkup.guid = */
}
pdb_lookup.age = mf->dw2;
if (!pdb_fetch_file_info(&pdb_lookup, &matched)) return FALSE;
}
break;
case DMT_DBG:
{
HANDLE hFile, hMap;
void* mapping;
timestamp = ~mf->dw1;
hFile = CreateFileW(buffer, GENERIC_READ, FILE_SHARE_READ, NULL,
OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if (hFile == INVALID_HANDLE_VALUE) return FALSE;
if ((hMap = CreateFileMappingW(hFile, NULL, PAGE_READONLY, 0, 0, NULL)) != NULL)
{
if ((mapping = MapViewOfFile(hMap, FILE_MAP_READ, 0, 0, 0)) != NULL)
{
const IMAGE_SEPARATE_DEBUG_HEADER* hdr;
hdr = mapping;
if (hdr->Signature == IMAGE_SEPARATE_DEBUG_SIGNATURE)
{
matched++;
timestamp = hdr->TimeDateStamp;
}
UnmapViewOfFile(mapping);
}
CloseHandle(hMap);
}
CloseHandle(hFile);
if (timestamp == mf->dw1) matched++;
else WARN("Found %s, but wrong timestamp\n", debugstr_w(buffer));
}
break;
default:
FIXME("What the heck??\n");
return FALSE;
}
if (matched > mf->matched)
{
strcpyW(mf->filename, buffer);
mf->matched = matched;
}
/* yes, EnumDirTree/do_search and SymFindFileInPath callbacks use the opposite
* convention to stop/continue enumeration. sigh.
*/
return mf->matched == 2;
}
