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![Hugh McMaster](/assets/img/avatar_default.png)
Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=50962 Signed-off-by: Hugh McMaster <hugh.mcmaster@outlook.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
266 lines
6.8 KiB
C
266 lines
6.8 KiB
C
/*
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* Copyright 2021 Hugh McMaster
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <stdio.h>
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#include "reg.h"
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struct key {
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HKEY root; /* system key */
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WCHAR *subkey; /* relative path to subkey */
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HKEY hkey; /* handle to opened or created key */
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WCHAR *path; /* full path to subkey */
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};
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enum operation {
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COPY_NO,
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COPY_YES,
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COPY_ALL
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};
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static void output_error(LONG rc)
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{
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if (rc == ERROR_FILE_NOT_FOUND)
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output_message(STRING_KEY_NONEXIST);
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else
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output_message(STRING_ACCESS_DENIED);
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}
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static enum operation ask_overwrite_value(WCHAR *path, WCHAR *value)
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{
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HMODULE hmod;
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static WCHAR Ybuffer[4];
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static WCHAR Nbuffer[4];
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static WCHAR Abuffer[4];
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static WCHAR defval[32];
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WCHAR answer[MAX_PATH];
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WCHAR *str;
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DWORD count;
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hmod = GetModuleHandleW(NULL);
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LoadStringW(hmod, STRING_YES, Ybuffer, ARRAY_SIZE(Ybuffer));
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LoadStringW(hmod, STRING_NO, Nbuffer, ARRAY_SIZE(Nbuffer));
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LoadStringW(hmod, STRING_ALL, Abuffer, ARRAY_SIZE(Abuffer));
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LoadStringW(hmod, STRING_DEFAULT_VALUE, defval, ARRAY_SIZE(defval));
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str = (value && *value) ? value : defval;
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while (1)
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{
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output_message(STRING_COPY_CONFIRM, path, str);
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output_message(STRING_YESNOALL);
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ReadConsoleW(GetStdHandle(STD_INPUT_HANDLE), answer, ARRAY_SIZE(answer), &count, NULL);
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*answer = towupper(*answer);
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if (*answer == *Ybuffer)
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return COPY_YES;
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if (*answer == *Nbuffer)
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return COPY_NO;
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if (*answer == *Abuffer)
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return COPY_ALL;
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}
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}
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static int run_copy(struct key *src, struct key *dest, REGSAM sam, BOOL recurse, BOOL force)
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{
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LONG rc;
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DWORD max_subkey_len;
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DWORD max_name_len, name_len;
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DWORD max_data_size, data_size;
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DWORD type, dispos, i;
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WCHAR *name = NULL;
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BYTE *data = NULL;
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if ((rc = RegOpenKeyExW(src->root, src->subkey, 0, KEY_READ|sam, &src->hkey)))
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{
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output_error(rc);
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return 1;
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}
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if ((rc = RegCreateKeyExW(dest->root, dest->subkey, 0, NULL, REG_OPTION_NON_VOLATILE,
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KEY_READ|KEY_WRITE|sam, NULL, &dest->hkey, &dispos)))
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{
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RegCloseKey(src->hkey);
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output_error(rc);
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return 1;
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}
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rc = RegQueryInfoKeyW(src->hkey, NULL, NULL, NULL, NULL, &max_subkey_len, NULL,
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NULL, &max_name_len, &max_data_size, NULL, NULL);
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if (rc) goto cleanup;
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max_name_len = max(max_subkey_len, max_name_len) + 1;
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if (!(name = malloc(max_name_len * sizeof(WCHAR))))
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{
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rc = ERROR_NOT_ENOUGH_MEMORY;
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goto cleanup;
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}
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if (!(data = malloc(max_data_size)))
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{
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rc = ERROR_NOT_ENOUGH_MEMORY;
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goto cleanup;
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}
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for (i = 0; ; i++)
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{
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name_len = max_name_len;
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data_size = max_data_size;
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rc = RegEnumValueW(src->hkey, i, name, &name_len, NULL, &type, data, &data_size);
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if (rc == ERROR_NO_MORE_ITEMS) break;
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if (rc) goto cleanup;
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if (!force && dispos == REG_OPENED_EXISTING_KEY)
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{
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if (!RegQueryValueExW(dest->hkey, name, NULL, NULL, NULL, NULL))
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{
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enum operation op;
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op = ask_overwrite_value(src->path, name);
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if (op == COPY_NO) continue;
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if (op == COPY_ALL) force = TRUE;
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}
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}
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if ((rc = RegSetValueExW(dest->hkey, name, 0, type, data, data_size)))
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{
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output_error(rc);
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goto cleanup;
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}
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}
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for (i = 0; recurse; i++)
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{
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struct key subkey_src, subkey_dest;
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size_t path_len;
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name_len = max_name_len;
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rc = RegEnumKeyExW(src->hkey, i, name, &name_len, NULL, NULL, NULL, NULL);
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if (rc) break;
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subkey_src.root = src->hkey;
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subkey_src.subkey = name;
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subkey_dest.root = dest->hkey;
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subkey_dest.subkey = name;
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path_len = lstrlenW(src->path) + name_len + 2;
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if (!(subkey_src.path = malloc(path_len * sizeof(WCHAR))))
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{
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rc = ERROR_NOT_ENOUGH_MEMORY;
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goto cleanup;
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}
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swprintf(subkey_src.path, path_len, L"%s\\%s", src->path, name);
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rc = run_copy(&subkey_src, &subkey_dest, sam, TRUE, force);
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free(subkey_src.path);
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if (rc) goto cleanup;
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}
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cleanup:
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free(name);
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free(data);
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RegCloseKey(src->hkey);
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RegCloseKey(dest->hkey);
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return rc != ERROR_NO_MORE_ITEMS;
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}
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int reg_copy(int argc, WCHAR *argvW[])
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{
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struct key src, dest;
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BOOL recurse = FALSE, force = FALSE;
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REGSAM sam = 0;
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int i;
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if (argc == 3)
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goto invalid;
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if (!parse_registry_key(argvW[2], &src.root, &src.subkey))
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return 1;
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if (!parse_registry_key(argvW[3], &dest.root, &dest.subkey))
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return 1;
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for (i = 4; i < argc; i++)
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{
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WCHAR *str;
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if (argvW[i][0] != '/' && argvW[i][0] != '-')
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goto invalid;
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str = &argvW[i][1];
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if (!lstrcmpiW(str, L"reg:32"))
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{
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if (sam & KEY_WOW64_32KEY) goto invalid;
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sam |= KEY_WOW64_32KEY;
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continue;
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}
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else if (!lstrcmpiW(str, L"reg:64"))
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{
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if (sam & KEY_WOW64_64KEY) goto invalid;
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sam |= KEY_WOW64_64KEY;
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continue;
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}
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else if (!str[0] || str[1])
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goto invalid;
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switch (towlower(*str))
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{
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case 's':
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if (recurse) goto invalid;
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recurse = TRUE;
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break;
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case 'f':
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if (force) goto invalid;
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force = TRUE;
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break;
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default:
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goto invalid;
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}
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}
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if (sam == (KEY_WOW64_32KEY|KEY_WOW64_64KEY))
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goto invalid;
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if (src.root == dest.root && !lstrcmpiW(src.subkey, dest.subkey))
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{
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output_message(STRING_COPY_SRC_DEST_SAME);
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return 1;
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}
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src.path = src.subkey;
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return run_copy(&src, &dest, sam, recurse, force);
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invalid:
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output_message(STRING_INVALID_SYNTAX);
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output_message(STRING_FUNC_HELP, wcsupr(argvW[1]));
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return 1;
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}
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