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reg: Output a list of subkeys when querying a registry key. 

Signed-off-by: Hugh McMaster <hugh.mcmaster@outlook.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Hugh McMaster 2016-04-21 11:45:33 +00:00 committed by Alexandre Julliard
parent 3035599ad8
commit 2bd12424c9
1 changed files with 25 additions and 2 deletions
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27
programs/reg/reg.c
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@ -540,14 +540,16 @@ static int reg_delete(WCHAR *key_name, WCHAR *value_name, BOOL value_empty,
static int query_all(HKEY key, WCHAR *path) static int query_all(HKEY key, WCHAR *path)
{ {
LONG rc; LONG rc;
DWORD num_subkeys, max_subkey_len, subkey_len;
DWORD num_values, max_value_len, value_len; DWORD num_values, max_value_len, value_len;
DWORD i; DWORD i;
WCHAR fmt[] = {'%','1','\n',0}; WCHAR fmt[] = {'%','1','\n',0};
WCHAR fmt_value[] = {' ',' ',' ',' ','%','1',0}; WCHAR fmt_value[] = {' ',' ',' ',' ','%','1',0};
WCHAR *value_name; WCHAR fmt_path[] = {'%','1','\\','%','2','\n',0};
WCHAR *value_name, *subkey_name;
WCHAR newlineW[] = {'\n',0}; WCHAR newlineW[] = {'\n',0};
rc = RegQueryInfoKeyW(key, NULL, NULL, NULL, NULL, NULL, NULL, rc = RegQueryInfoKeyW(key, NULL, NULL, NULL, &num_subkeys, &max_subkey_len, NULL,
&num_values, &max_value_len, NULL, NULL, NULL); &num_values, &max_value_len, NULL, NULL, NULL);
if (rc) if (rc)
{ {
@ -581,6 +583,27 @@ static int query_all(HKEY key, WCHAR *path)
if (num_values) if (num_values)
output_string(newlineW); output_string(newlineW);
max_subkey_len++;
subkey_name = HeapAlloc(GetProcessHeap(), 0, max_subkey_len * sizeof(WCHAR));
if (!subkey_name)
{
ERR("Failed to allocate memory for subkey_name\n");
return 1;
}
for (i = 0; i < num_subkeys; i++)
{
subkey_len = max_subkey_len;
rc = RegEnumKeyExW(key, i, subkey_name, &subkey_len, NULL, NULL, NULL, NULL);
if (rc == ERROR_SUCCESS)
output_string(fmt_path, path, subkey_name);
}
HeapFree(GetProcessHeap(), 0, subkey_name);
if (num_subkeys)
output_string(newlineW);
return 0; return 0;
} }