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dbghelp: Support loading modules from Wine's multi-arch build tree.

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Signed-off-by: Eric Pouech <eric.pouech@gmail.com>
This commit is contained in:
Eric Pouech 2022-11-09 11:17:43 +01:00 committed by Alexandre Julliard
parent 31e76b5333
commit 1ed24f7ec6
3 changed files with 55 additions and 23 deletions
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10
dlls/dbghelp/dbghelp.c
View file

@ -332,6 +332,16 @@ const WCHAR *process_getenv(const struct process *process, const WCHAR *name)
return NULL;
}
const struct cpu* process_get_cpu(const struct process* pcs)
{
const struct module* m = pcs->lmodules;
/* main module is the last one in list */
if (!m) return dbghelp_current_cpu;
while (m->next) m = m->next;
return m->cpu;
}
/******************************************************************
* check_live_target
*

1
dlls/dbghelp/dbghelp_private.h
View file

@ -696,6 +696,7 @@ extern void* fetch_buffer(struct process* pcs, unsigned size) DECLSPEC_HI
extern const char* wine_dbgstr_addr(const ADDRESS64* addr) DECLSPEC_HIDDEN;
extern struct cpu* cpu_find(DWORD) DECLSPEC_HIDDEN;
extern const WCHAR *process_getenv(const struct process *process, const WCHAR *name) DECLSPEC_HIDDEN;
extern const struct cpu* process_get_cpu(const struct process* pcs) DECLSPEC_HIDDEN;
extern DWORD calc_crc32(HANDLE handle) DECLSPEC_HIDDEN;
/* elf_module.c */

67
dlls/dbghelp/path.c
View file

@ -31,22 +31,19 @@
WINE_DEFAULT_DEBUG_CHANNEL(dbghelp);
#ifdef __i386__
static const WCHAR pe_dir[] = L"\\i386-windows";
static const WCHAR so_dir[] = L"\\i386-unix";
#elif defined __x86_64__
static const WCHAR pe_dir[] = L"\\x86_64-windows";
static const WCHAR so_dir[] = L"\\x86_64-unix";
#elif defined __arm__
static const WCHAR pe_dir[] = L"\\arm-windows";
static const WCHAR so_dir[] = L"\\arm-unix";
#elif defined __aarch64__
static const WCHAR pe_dir[] = L"\\aarch64-windows";
static const WCHAR so_dir[] = L"\\aarch64-unix";
#else
static const WCHAR pe_dir[] = L"";
static const WCHAR so_dir[] = L"";
#endif
static const struct machine_dir
{
DWORD machine;
const WCHAR *pe_dir;
const WCHAR *so_dir;
}
all_machine_dir[] =
{
{IMAGE_FILE_MACHINE_I386, L"\\i386-windows\\", L"\\i386-unix\\"},
{IMAGE_FILE_MACHINE_AMD64, L"\\x86_64-windows\\", L"\\x86_64-unix\\"},
{IMAGE_FILE_MACHINE_ARMNT, L"\\arm-windows\\", L"\\arm-unix\\"},
{IMAGE_FILE_MACHINE_ARM64, L"\\aarch64-windows\\", L"\\aarch64-unix\\"},
};
static inline BOOL is_sepA(char ch) {return ch == '/' || ch == '\\';}
static inline BOOL is_sep(WCHAR ch) {return ch == '/' || ch == '\\';}
@ -705,6 +702,14 @@ WCHAR *get_dos_file_name(const WCHAR *filename)
return dos_path;
}
static inline const WCHAR* get_machine_dir(const struct machine_dir *machine_dir, const WCHAR *name)
{
WCHAR *ptr;
if ((ptr = wcsrchr(name, L'.')) && !lstrcmpW(ptr, L".so"))
return machine_dir->so_dir;
return machine_dir->pe_dir;
}
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);
@ -721,18 +726,27 @@ BOOL search_dll_path(const struct process *process, const WCHAR *name, BOOL (*ma
{
const WCHAR *env;
WCHAR *p, *end;
size_t len, i;
size_t len, i, machine_dir_len;
WCHAR *buf;
const struct cpu* cpu;
const struct machine_dir* machine_dir;
name = file_name(name);
cpu = process_get_cpu(process);
for (machine_dir = all_machine_dir; machine_dir < all_machine_dir + ARRAY_SIZE(all_machine_dir); machine_dir++)
if (machine_dir->machine == cpu->machine) break;
if (machine_dir >= all_machine_dir + ARRAY_SIZE(all_machine_dir)) return FALSE;
machine_dir_len = max(wcslen(machine_dir->pe_dir), wcslen(machine_dir->so_dir));
if ((env = process_getenv(process, L"WINEBUILDDIR")))
{
const WCHAR dllsW[] = { '\\','d','l','l','s','\\' };
const WCHAR programsW[] = { '\\','p','r','o','g','r','a','m','s','\\' };
len = lstrlenW(env);
if (!(buf = heap_alloc((len + 8 + 3 * lstrlenW(name)) * sizeof(WCHAR)))) return FALSE;
if (!(buf = heap_alloc((len + ARRAY_SIZE(programsW) + machine_dir_len +
2 * lstrlenW(name) + 1) * sizeof(WCHAR)))) return FALSE;
wcscpy(buf, env);
end = buf + len;
@ -741,6 +755,11 @@ BOOL search_dll_path(const struct process *process, const WCHAR *name, BOOL (*ma
if ((p = wcsrchr(end, '.')) && !lstrcmpW(p, L".so")) *p = 0;
if ((p = wcsrchr(end, '.')) && !lstrcmpW(p, L".dll")) *p = 0;
p = end + lstrlenW(end);
/* try multi-arch first */
wcscpy(p, get_machine_dir(machine_dir, name));
wcscpy(p + wcslen(p), name);
if (try_match_file(buf, match, param)) goto found;
/* then old mono-arch */
*p++ = '\\';
lstrcpyW(p, name);
if (try_match_file(buf, match, param)) goto found;
@ -751,6 +770,11 @@ BOOL search_dll_path(const struct process *process, const WCHAR *name, BOOL (*ma
if ((p = wcsrchr(end, '.')) && !lstrcmpW(p, L".so")) *p = 0;
if ((p = wcsrchr(end, '.')) && !lstrcmpW(p, L".exe")) *p = 0;
p = end + lstrlenW(end);
/* try multi-arch first */
wcscpy(p, get_machine_dir(machine_dir, name));
wcscpy(p + wcslen(p), name);
if (try_match_file(buf, match, param)) goto found;
/* then old mono-arch */
*p++ = '\\';
lstrcpyW(p, name);
if (try_match_file(buf, match, param)) goto found;
@ -763,12 +787,9 @@ BOOL search_dll_path(const struct process *process, const WCHAR *name, BOOL (*ma
WCHAR env_name[64];
swprintf(env_name, ARRAY_SIZE(env_name), L"WINEDLLDIR%u", i);
if (!(env = process_getenv(process, env_name))) return FALSE;
len = wcslen(env) + wcslen(pe_dir) + wcslen(name) + 2;
len = wcslen(env) + machine_dir_len + wcslen(name) + 1;
if (!(buf = heap_alloc(len * sizeof(WCHAR)))) return FALSE;
if ((p = wcsrchr(name, '.')) && !lstrcmpW(p, L".so"))
swprintf(buf, len, L"%s%s\\%s", env, so_dir, name);
else
swprintf(buf, len, L"%s%s\\%s", env, pe_dir, name);
swprintf(buf, len, L"%s%s%s", env, get_machine_dir(machine_dir, name), name);
if (try_match_file(buf, match, param)) goto found;
swprintf(buf, len, L"%s\\%s", env, name);
if (try_match_file(buf, match, param)) goto found;