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dbghelp: Introduce a helper for module lookup.

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Signed-off-by: Eric Pouech <eric.pouech@gmail.com>
This commit is contained in:
Eric Pouech 2022-11-09 11:17:42 +01:00 committed by Alexandre Julliard
parent e6fd3021ba
commit 31e76b5333
1 changed files with 18 additions and 37 deletions
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55
dlls/dbghelp/path.c
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@ -705,14 +705,24 @@ WCHAR *get_dos_file_name(const WCHAR *filename)
return dos_path;
}
static BOOL try_match_file(const WCHAR *name, BOOL (*match)(void*, HANDLE, const WCHAR*), void *param)
{
HANDLE file = CreateFileW(name, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if (file != INVALID_HANDLE_VALUE)
{
BOOL ret = match(param, file, name);
CloseHandle(file);
return ret;
}
return FALSE;
}
BOOL search_dll_path(const struct process *process, const WCHAR *name, BOOL (*match)(void*, HANDLE, const WCHAR*), void *param)
{
const WCHAR *env;
WCHAR *p, *end;
size_t len, i;
HANDLE file;
WCHAR *buf;
BOOL ret;
name = file_name(name);
@ -733,13 +743,7 @@ BOOL search_dll_path(const struct process *process, const WCHAR *name, BOOL (*ma
p = end + lstrlenW(end);
*p++ = '\\';
lstrcpyW(p, name);
file = CreateFileW(buf, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if (file != INVALID_HANDLE_VALUE)
{
ret = match(param, file, buf);
CloseHandle(file);
if (ret) goto found;
}
if (try_match_file(buf, match, param)) goto found;
memcpy(end, programsW, sizeof(programsW));
end += ARRAY_SIZE(programsW);
@ -749,13 +753,7 @@ BOOL search_dll_path(const struct process *process, const WCHAR *name, BOOL (*ma
p = end + lstrlenW(end);
*p++ = '\\';
lstrcpyW(p, name);
file = CreateFileW(buf, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if (file != INVALID_HANDLE_VALUE)
{
ret = match(param, file, buf);
CloseHandle(file);
if (ret) goto found;
}
if (try_match_file(buf, match, param)) goto found;
heap_free(buf);
}
@ -771,21 +769,9 @@ BOOL search_dll_path(const struct process *process, const WCHAR *name, BOOL (*ma
swprintf(buf, len, L"%s%s\\%s", env, so_dir, name);
else
swprintf(buf, len, L"%s%s\\%s", env, pe_dir, name);
file = CreateFileW(buf, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if (file != INVALID_HANDLE_VALUE)
{
ret = match(param, file, buf);
CloseHandle(file);
if (ret) goto found;
}
if (try_match_file(buf, match, param)) goto found;
swprintf(buf, len, L"%s\\%s", env, name);
file = CreateFileW(buf, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if (file != INVALID_HANDLE_VALUE)
{
ret = match(param, file, buf);
CloseHandle(file);
if (ret) goto found;
}
if (try_match_file(buf, match, param)) goto found;
heap_free(buf);
}
@ -822,13 +808,8 @@ BOOL search_unix_path(const WCHAR *name, const WCHAR *path, BOOL (*match)(void*,
WideCharToMultiByte(CP_UNIXCP, 0, name, -1, buf + len, size - len, NULL, NULL);
if ((dos_path = wine_get_dos_file_name(buf)))
{
HANDLE file = CreateFileW(dos_path, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if (file != INVALID_HANDLE_VALUE)
{
ret = match(param, file, dos_path);
CloseHandle(file);
if (ret) TRACE("found %s\n", debugstr_w(dos_path));
}
ret = try_match_file(dos_path, match, param);
if (ret) TRACE("found %s\n", debugstr_w(dos_path));
heap_free(dos_path);
if (ret) break;
}