1503 lines
48 KiB
C
1503 lines
48 KiB
C
/*
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* Registry processing routines. Routines, common for registry
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* processing frontends.
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*
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* Copyright 1999 Sylvain St-Germain
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* Copyright 2002 Andriy Palamarchuk
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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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <limits.h>
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#include <stdio.h>
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#include <windows.h>
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#include <winnt.h>
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#include <winreg.h>
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#include <assert.h>
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#include "regproc.h"
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#define REG_VAL_BUF_SIZE 4096
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/* Delimiters used to parse the "value" to query queryValue*/
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#define QUERY_VALUE_MAX_ARGS 1
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/* maximal number of characters in hexadecimal data line,
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not including '\' character */
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#define REG_FILE_HEX_LINE_LEN 76
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/* Globals used by the api setValue, queryValue */
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static LPSTR currentKeyName = NULL;
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static HKEY currentKeyClass = 0;
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static HKEY currentKeyHandle = 0;
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static BOOL bTheKeyIsOpen = FALSE;
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static CHAR *app_name = "UNKNOWN";
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static CHAR *reg_class_names[] = {
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"HKEY_LOCAL_MACHINE", "HKEY_USERS", "HKEY_CLASSES_ROOT",
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"HKEY_CURRENT_CONFIG", "HKEY_CURRENT_USER"
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};
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#define REG_CLASS_NUMBER (sizeof(reg_class_names) / sizeof(reg_class_names[0]))
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static HKEY reg_class_keys[REG_CLASS_NUMBER] = {
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HKEY_LOCAL_MACHINE, HKEY_USERS, HKEY_CLASSES_ROOT,
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HKEY_CURRENT_CONFIG, HKEY_CURRENT_USER
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};
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/* return values */
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#define NOT_ENOUGH_MEMORY 1
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#define IO_ERROR 2
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/* processing macros */
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/* common check of memory allocation results */
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#define CHECK_ENOUGH_MEMORY(p) \
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if (!(p)) \
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{ \
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fprintf(stderr,"%s: file %s, line %d: Not enough memory", \
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getAppName(), __FILE__, __LINE__); \
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exit(NOT_ENOUGH_MEMORY); \
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}
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/******************************************************************************
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* This is a replacement for strsep which is not portable (missing on Solaris).
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*/
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#if 0
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/* DISABLED */
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char* getToken(char** str, const char* delims)
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{
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char* token;
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if (*str==NULL) {
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/* No more tokens */
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return NULL;
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}
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token=*str;
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while (**str!='\0') {
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if (strchr(delims,**str)!=NULL) {
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**str='\0';
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(*str)++;
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return token;
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}
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(*str)++;
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}
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/* There is no other token */
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*str=NULL;
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return token;
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}
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#endif
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/******************************************************************************
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* Copies file name from command line string to the buffer.
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* Rewinds the command line string pointer to the next non-space character
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* after the file name.
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* Buffer contains an empty string if no filename was found;
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*
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* params:
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* command_line - command line current position pointer
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* where *s[0] is the first symbol of the file name.
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* file_name - buffer to write the file name to.
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*/
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void get_file_name(CHAR **command_line, CHAR *file_name)
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{
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CHAR *s = *command_line;
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int pos = 0; /* position of pointer "s" in *command_line */
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file_name[0] = 0;
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if (!s[0]) {
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return;
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}
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if (s[0] == '"') {
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s++;
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(*command_line)++;
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while(s[0] != '"') {
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if (!s[0]) {
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fprintf(stderr,"%s: Unexpected end of file name!\n",
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getAppName());
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exit(1);
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}
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s++;
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pos++;
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}
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} else {
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while(s[0] && !isspace(s[0])) {
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s++;
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pos++;
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}
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}
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memcpy(file_name, *command_line, pos * sizeof((*command_line)[0]));
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/* remove the last backslash */
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if (file_name[pos - 1] == '\\') {
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file_name[pos - 1] = '\0';
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} else {
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file_name[pos] = '\0';
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}
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if (s[0]) {
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s++;
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pos++;
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}
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while(s[0] && isspace(s[0])) {
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s++;
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pos++;
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}
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(*command_line) += pos;
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}
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/******************************************************************************
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* Converts a hex representation of a DWORD into a DWORD.
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*/
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DWORD convertHexToDWord(char *str, BYTE *buf)
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{
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DWORD dw;
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char xbuf[9];
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memcpy(xbuf,str,8);
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xbuf[8]='\0';
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sscanf(xbuf,"%08lx",&dw);
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memcpy(buf,&dw,sizeof(DWORD));
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return sizeof(DWORD);
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}
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/******************************************************************************
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* Converts a hex buffer into a hex comma separated values
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*/
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char* convertHexToHexCSV(BYTE *buf, ULONG bufLen)
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{
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char* str;
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char* ptrStr;
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BYTE* ptrBuf;
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ULONG current = 0;
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str = HeapAlloc(GetProcessHeap(), 0, (bufLen+1)*2);
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memset(str, 0, (bufLen+1)*2);
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ptrStr = str; /* Pointer to result */
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ptrBuf = buf; /* Pointer to current */
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while (current < bufLen) {
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BYTE bCur = ptrBuf[current++];
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char res[3];
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sprintf(res, "%02x", (unsigned int)*&bCur);
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strcat(str, res);
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strcat(str, ",");
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}
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/* Get rid of the last comma */
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str[strlen(str)-1] = '\0';
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return str;
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}
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/******************************************************************************
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* Converts a hex buffer into a DWORD string
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*/
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char* convertHexToDWORDStr(BYTE *buf, ULONG bufLen)
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{
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char* str;
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DWORD dw;
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if ( bufLen != sizeof(DWORD) ) return NULL;
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str = HeapAlloc(GetProcessHeap(), 0, (bufLen*2)+1);
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memcpy(&dw,buf,sizeof(DWORD));
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sprintf(str, "%08lx", dw);
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/* Get rid of the last comma */
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return str;
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}
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/******************************************************************************
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* Converts a hex comma separated values list into a hex list.
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* The Hex input string must be in exactly the correct form.
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*/
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DWORD convertHexCSVToHex(char *str, BYTE *buf, ULONG bufLen)
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{
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char *s = str; /* Pointer to current */
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char *b = buf; /* Pointer to result */
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ULONG strLen = strlen(str);
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ULONG strPos = 0;
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DWORD byteCount = 0;
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memset(buf, 0, bufLen);
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/*
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* warn the user if we are here with a string longer than 2 bytes that does
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* not contains ",". It is more likely because the data is invalid.
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*/
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if ( ( strLen > 2) && ( strchr(str, ',') == NULL) )
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fprintf(stderr,"%s: WARNING converting CSV hex stream with no comma, "
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"input data seems invalid.\n", getAppName());
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if (strLen > 3*bufLen)
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fprintf(stderr,"%s: ERROR converting CSV hex stream. Too long\n",
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getAppName());
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while (strPos < strLen) {
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char xbuf[3];
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UINT wc;
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memcpy(xbuf,s,2); xbuf[2]='\0';
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sscanf(xbuf,"%02x",&wc);
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if (byteCount < bufLen)
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*b++ =(unsigned char)wc;
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s+=3;
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strPos+=3;
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byteCount++;
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}
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return byteCount;
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}
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/******************************************************************************
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* This function returns the HKEY associated with the data type encoded in the
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* value. It modifies the input parameter (key value) in order to skip this
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* "now useless" data type information.
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*
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* Note: Updated based on the algorithm used in 'server/registry.c'
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*/
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DWORD getDataType(LPSTR *lpValue, DWORD* parse_type)
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{
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struct data_type { const char *tag; int len; int type; int parse_type; };
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static const struct data_type data_types[] = { /* actual type */ /* type to assume for parsing */
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{ "\"", 1, REG_SZ, REG_SZ },
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{ "str:\"", 5, REG_SZ, REG_SZ },
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{ "str(2):\"", 8, REG_EXPAND_SZ, REG_SZ },
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{ "hex:", 4, REG_BINARY, REG_BINARY },
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{ "dword:", 6, REG_DWORD, REG_DWORD },
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{ "hex(", 4, -1, REG_BINARY },
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{ NULL, 0, 0, 0 }
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};
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const struct data_type *ptr;
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int type;
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for (ptr = data_types; ptr->tag; ptr++) {
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if (memcmp( ptr->tag, *lpValue, ptr->len ))
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continue;
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/* Found! */
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*parse_type = ptr->parse_type;
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type=ptr->type;
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*lpValue+=ptr->len;
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if (type == -1) {
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char* end;
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/* "hex(xx):" is special */
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type = (int)strtoul( *lpValue , &end, 16 );
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if (**lpValue=='\0' || *end!=')' || *(end+1)!=':') {
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type=REG_NONE;
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} else {
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*lpValue=end+2;
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}
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}
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return type;
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}
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return (**lpValue=='\0'?REG_SZ:REG_NONE);
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}
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/******************************************************************************
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* Returns an allocated buffer with a cleaned copy (removed the surrounding
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* dbl quotes) of the passed value.
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*/
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LPSTR getArg( LPSTR arg)
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{
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LPSTR tmp = NULL;
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ULONG len;
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if (arg == NULL)
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return NULL;
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/*
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* Get rid of surrounding quotes
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*/
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len = strlen(arg);
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if( arg[len-1] == '\"' ) arg[len-1] = '\0';
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if( arg[0] == '\"' ) arg++;
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tmp = HeapAlloc(GetProcessHeap(), 0, strlen(arg)+1);
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strcpy(tmp, arg);
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return tmp;
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}
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/******************************************************************************
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* Replaces escape sequences with the characters.
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*/
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void REGPROC_unescape_string(LPSTR str)
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{
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int str_idx = 0; /* current character under analysis */
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int val_idx = 0; /* the last character of the unescaped string */
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int len = strlen(str);
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for (str_idx = 0; str_idx < len; str_idx++, val_idx++) {
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if (str[str_idx] == '\\') {
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str_idx++;
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switch (str[str_idx]) {
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case 'n':
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str[val_idx] = '\n';
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break;
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case '\\':
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case '"':
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str[val_idx] = str[str_idx];
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break;
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default:
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fprintf(stderr,"Warning! Unrecognized escape sequence: \\%c'\n",
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str[str_idx]);
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str[val_idx] = str[str_idx];
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break;
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}
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} else {
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str[val_idx] = str[str_idx];
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}
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}
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str[val_idx] = '\0';
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}
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/******************************************************************************
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* Sets the value with name val_name to the data in val_data for the currently
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* opened key.
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*
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* Parameters:
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* val_name - name of the registry value
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* val_data - registry value data
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*/
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HRESULT setValue(LPSTR val_name, LPSTR val_data)
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{
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HRESULT hRes;
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DWORD dwDataType, dwParseType;
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LPBYTE lpbData;
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BYTE convert[KEY_MAX_LEN];
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BYTE *bBigBuffer = 0;
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DWORD dwLen;
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if ( (val_name == NULL) || (val_data == NULL) )
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return ERROR_INVALID_PARAMETER;
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/* Get the data type stored into the value field */
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dwDataType = getDataType(&val_data, &dwParseType);
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if ( dwParseType == REG_SZ) /* no conversion for string */
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{
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dwLen = strlen(val_data);
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if (dwLen>0 && val_data[dwLen-1]=='"')
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{
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dwLen--;
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val_data[dwLen]='\0';
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}
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dwLen++;
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REGPROC_unescape_string(val_data);
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lpbData = val_data;
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} else if (dwParseType == REG_DWORD) /* Convert the dword types */
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{
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dwLen = convertHexToDWord(val_data, convert);
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lpbData = convert;
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} else /* Convert the hexadecimal types */
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{
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int b_len = strlen (val_data)+2/3;
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if (b_len > KEY_MAX_LEN) {
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bBigBuffer = HeapAlloc (GetProcessHeap(), 0, b_len);
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CHECK_ENOUGH_MEMORY(bBigBuffer);
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dwLen = convertHexCSVToHex(val_data, bBigBuffer, b_len);
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lpbData = bBigBuffer;
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} else {
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dwLen = convertHexCSVToHex(val_data, convert, KEY_MAX_LEN);
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lpbData = convert;
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}
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}
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hRes = RegSetValueEx(
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currentKeyHandle,
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val_name,
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0, /* Reserved */
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dwDataType,
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lpbData,
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dwLen);
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if (bBigBuffer)
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HeapFree (GetProcessHeap(), 0, bBigBuffer);
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return hRes;
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}
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|
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/******************************************************************************
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* Open the key
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*/
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HRESULT openKey( LPSTR stdInput)
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{
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DWORD dwDisp;
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HRESULT hRes;
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/* Sanity checks */
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if (stdInput == NULL)
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return ERROR_INVALID_PARAMETER;
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/* Get the registry class */
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currentKeyClass = getRegClass(stdInput); /* Sets global variable */
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if (currentKeyClass == (HKEY)ERROR_INVALID_PARAMETER)
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return (HRESULT)ERROR_INVALID_PARAMETER;
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|
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/* Get the key name */
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currentKeyName = getRegKeyName(stdInput); /* Sets global variable */
|
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if (currentKeyName == NULL)
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return ERROR_INVALID_PARAMETER;
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|
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hRes = RegCreateKeyEx(
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currentKeyClass, /* Class */
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currentKeyName, /* Sub Key */
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0, /* MUST BE 0 */
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NULL, /* object type */
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REG_OPTION_NON_VOLATILE, /* option, REG_OPTION_NON_VOLATILE ... */
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KEY_ALL_ACCESS, /* access mask, KEY_ALL_ACCESS */
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NULL, /* security attribute */
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¤tKeyHandle, /* result */
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&dwDisp); /* disposition, REG_CREATED_NEW_KEY or
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REG_OPENED_EXISTING_KEY */
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|
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if (hRes == ERROR_SUCCESS)
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bTheKeyIsOpen = TRUE;
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|
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return hRes;
|
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|
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}
|
|
|
|
/******************************************************************************
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* Extracts from [HKEY\some\key\path] or HKEY\some\key\path types of line
|
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* the key name (what starts after the first '\')
|
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*/
|
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LPSTR getRegKeyName(LPSTR lpLine)
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{
|
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LPSTR keyNameBeg;
|
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char lpLineCopy[KEY_MAX_LEN];
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|
|
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if (lpLine == NULL)
|
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return NULL;
|
|
|
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strcpy(lpLineCopy, lpLine);
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|
|
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keyNameBeg = strchr(lpLineCopy, '\\'); /* The key name start by '\' */
|
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if (keyNameBeg) {
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LPSTR keyNameEnd;
|
|
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keyNameBeg++; /* is not part of the name */
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keyNameEnd = strchr(lpLineCopy, ']');
|
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if (keyNameEnd) {
|
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*keyNameEnd = '\0'; /* remove ']' from the key name */
|
|
}
|
|
} else {
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keyNameBeg = lpLineCopy + strlen(lpLineCopy); /* branch - empty string */
|
|
}
|
|
currentKeyName = HeapAlloc(GetProcessHeap(), 0, strlen(keyNameBeg) + 1);
|
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CHECK_ENOUGH_MEMORY(currentKeyName);
|
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strcpy(currentKeyName, keyNameBeg);
|
|
return currentKeyName;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* Extracts from [HKEY\some\key\path] or HKEY\some\key\path types of line
|
|
* the key class (what ends before the first '\')
|
|
*/
|
|
HKEY getRegClass(LPSTR lpClass)
|
|
{
|
|
LPSTR classNameEnd;
|
|
LPSTR classNameBeg;
|
|
int i;
|
|
|
|
char lpClassCopy[KEY_MAX_LEN];
|
|
|
|
if (lpClass == NULL)
|
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return (HKEY)ERROR_INVALID_PARAMETER;
|
|
|
|
strncpy(lpClassCopy, lpClass, KEY_MAX_LEN);
|
|
|
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classNameEnd = strchr(lpClassCopy, '\\'); /* The class name ends by '\' */
|
|
if (!classNameEnd) /* or the whole string */
|
|
{
|
|
classNameEnd = lpClassCopy + strlen(lpClassCopy);
|
|
if (classNameEnd[-1] == ']')
|
|
{
|
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classNameEnd--;
|
|
}
|
|
}
|
|
*classNameEnd = '\0'; /* Isolate the class name */
|
|
if (lpClassCopy[0] == '[') {
|
|
classNameBeg = lpClassCopy + 1;
|
|
} else {
|
|
classNameBeg = lpClassCopy;
|
|
}
|
|
|
|
for (i = 0; i < REG_CLASS_NUMBER; i++) {
|
|
if (!strcmp(classNameBeg, reg_class_names[i])) {
|
|
return reg_class_keys[i];
|
|
}
|
|
}
|
|
return (HKEY)ERROR_INVALID_PARAMETER;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* Close the currently opened key.
|
|
*/
|
|
void closeKey()
|
|
{
|
|
RegCloseKey(currentKeyHandle);
|
|
|
|
HeapFree(GetProcessHeap(), 0, currentKeyName); /* Allocated by getKeyName */
|
|
|
|
bTheKeyIsOpen = FALSE;
|
|
|
|
currentKeyName = NULL;
|
|
currentKeyClass = 0;
|
|
currentKeyHandle = 0;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* This function is the main entry point to the setValue type of action. It
|
|
* receives the currently read line and dispatch the work depending on the
|
|
* context.
|
|
*/
|
|
void doSetValue(LPSTR stdInput)
|
|
{
|
|
/*
|
|
* We encoutered the end of the file, make sure we
|
|
* close the opened key and exit
|
|
*/
|
|
if (stdInput == NULL) {
|
|
if (bTheKeyIsOpen != FALSE)
|
|
closeKey();
|
|
|
|
return;
|
|
}
|
|
|
|
if ( stdInput[0] == '[') /* We are reading a new key */
|
|
{
|
|
if ( bTheKeyIsOpen != FALSE )
|
|
closeKey(); /* Close the previous key before */
|
|
|
|
if ( openKey(stdInput) != ERROR_SUCCESS )
|
|
fprintf(stderr,"%s: setValue failed to open key %s\n",
|
|
getAppName(), stdInput);
|
|
} else if( ( bTheKeyIsOpen ) &&
|
|
(( stdInput[0] == '@') || /* reading a default @=data pair */
|
|
( stdInput[0] == '\"'))) /* reading a new value=data pair */
|
|
{
|
|
processSetValue(stdInput);
|
|
} else /* since we are assuming that the */
|
|
{ /* file format is valid we must */
|
|
if ( bTheKeyIsOpen ) /* be reading a blank line which */
|
|
closeKey(); /* indicate end of this key processing */
|
|
}
|
|
}
|
|
|
|
/******************************************************************************
|
|
* This funtion is the main entry point to the queryValue type of action. It
|
|
* receives the currently read line and dispatch the work depending on the
|
|
* context.
|
|
*/
|
|
void doQueryValue(LPSTR stdInput)
|
|
{
|
|
/*
|
|
* We encoutered the end of the file, make sure we
|
|
* close the opened key and exit
|
|
*/
|
|
if (stdInput == NULL) {
|
|
if (bTheKeyIsOpen != FALSE)
|
|
closeKey();
|
|
|
|
return;
|
|
}
|
|
|
|
if ( stdInput[0] == '[') /* We are reading a new key */
|
|
{
|
|
if ( bTheKeyIsOpen != FALSE )
|
|
closeKey(); /* Close the previous key before */
|
|
|
|
if ( openKey(stdInput) != ERROR_SUCCESS )
|
|
fprintf(stderr,"%s: queryValue failed to open key %s\n",
|
|
getAppName(), stdInput);
|
|
} else if( ( bTheKeyIsOpen ) &&
|
|
(( stdInput[0] == '@') || /* reading a default @=data pair */
|
|
( stdInput[0] == '\"'))) /* reading a new value=data pair */
|
|
{
|
|
processQueryValue(stdInput);
|
|
} else /* since we are assuming that the */
|
|
{ /* file format is valid we must */
|
|
if ( bTheKeyIsOpen ) /* be reading a blank line which */
|
|
closeKey(); /* indicate end of this key processing */
|
|
}
|
|
}
|
|
|
|
/******************************************************************************
|
|
* This funtion is the main entry point to the deletetValue type of action. It
|
|
* receives the currently read line and dispatch the work depending on the
|
|
* context.
|
|
*/
|
|
void doDeleteValue(LPSTR line)
|
|
{
|
|
fprintf(stderr,"%s: deleteValue not yet implemented\n", getAppName());
|
|
}
|
|
|
|
/******************************************************************************
|
|
* This funtion is the main entry point to the deleteKey type of action. It
|
|
* receives the currently read line and dispatch the work depending on the
|
|
* context.
|
|
*/
|
|
void doDeleteKey(LPSTR line)
|
|
{
|
|
fprintf(stderr,"%s: deleteKey not yet implemented\n", getAppName());
|
|
}
|
|
|
|
/******************************************************************************
|
|
* This funtion is the main entry point to the createKey type of action. It
|
|
* receives the currently read line and dispatch the work depending on the
|
|
* context.
|
|
*/
|
|
void doCreateKey(LPSTR line)
|
|
{
|
|
fprintf(stderr,"%s: createKey not yet implemented\n", getAppName());
|
|
}
|
|
|
|
/******************************************************************************
|
|
* This function is a wrapper for the setValue function. It prepares the
|
|
* land and clean the area once completed.
|
|
* Note: this function modifies the line parameter.
|
|
*
|
|
* line - registry file unwrapped line. Should have the registry value name and
|
|
* complete registry value data.
|
|
*/
|
|
void processSetValue(LPSTR line)
|
|
{
|
|
LPSTR val_name; /* registry value name */
|
|
LPSTR val_data; /* registry value data */
|
|
|
|
int line_idx = 0; /* current character under analysis */
|
|
HRESULT hRes = 0;
|
|
|
|
/* get value name */
|
|
if (line[line_idx] == '@' && line[line_idx + 1] == '=') {
|
|
line[line_idx] = '\0';
|
|
val_name = line;
|
|
line_idx++;
|
|
} else if (line[line_idx] == '\"') {
|
|
line_idx++;
|
|
val_name = line + line_idx;
|
|
while (TRUE) {
|
|
if (line[line_idx] == '\\') /* skip escaped character */
|
|
{
|
|
line_idx += 2;
|
|
} else {
|
|
if (line[line_idx] == '\"') {
|
|
line[line_idx] = '\0';
|
|
line_idx++;
|
|
break;
|
|
} else {
|
|
line_idx++;
|
|
}
|
|
}
|
|
}
|
|
if (line[line_idx] != '=') {
|
|
line[line_idx] = '\"';
|
|
fprintf(stderr,"Warning! unrecognized line:\n%s\n", line);
|
|
return;
|
|
}
|
|
|
|
} else {
|
|
fprintf(stderr,"Warning! unrecognized line:\n%s\n", line);
|
|
return;
|
|
}
|
|
line_idx++; /* skip the '=' character */
|
|
val_data = line + line_idx;
|
|
|
|
REGPROC_unescape_string(val_name);
|
|
hRes = setValue(val_name, val_data);
|
|
if ( hRes != ERROR_SUCCESS )
|
|
fprintf(stderr,"%s: ERROR Key %s not created. Value: %s, Data: %s\n",
|
|
getAppName(),
|
|
currentKeyName,
|
|
val_name,
|
|
val_data);
|
|
}
|
|
|
|
/******************************************************************************
|
|
* This function is a wrapper for the queryValue function. It prepares the
|
|
* land and clean the area once completed.
|
|
*/
|
|
void processQueryValue(LPSTR cmdline)
|
|
{
|
|
fprintf(stderr,"ERROR!!! - temporary disabled");
|
|
exit(1);
|
|
#if 0
|
|
LPSTR argv[QUERY_VALUE_MAX_ARGS];/* args storage */
|
|
LPSTR token = NULL; /* current token analyzed */
|
|
ULONG argCounter = 0; /* counter of args */
|
|
INT counter;
|
|
HRESULT hRes = 0;
|
|
LPSTR keyValue = NULL;
|
|
LPSTR lpsRes = NULL;
|
|
|
|
/*
|
|
* Init storage and parse the line
|
|
*/
|
|
for (counter=0; counter<QUERY_VALUE_MAX_ARGS; counter++)
|
|
argv[counter]=NULL;
|
|
|
|
while( (token = getToken(&cmdline, queryValueDelim[argCounter])) != NULL ) {
|
|
argv[argCounter++] = getArg(token);
|
|
|
|
if (argCounter == QUERY_VALUE_MAX_ARGS)
|
|
break; /* Stop processing args no matter what */
|
|
}
|
|
|
|
/* The value we look for is the first token on the line */
|
|
if ( argv[0] == NULL )
|
|
return; /* SHOULD NOT HAPPEN */
|
|
else
|
|
keyValue = argv[0];
|
|
|
|
if( (keyValue[0] == '@') && (strlen(keyValue) == 1) ) {
|
|
LONG lLen = KEY_MAX_LEN;
|
|
CHAR* lpsData=HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,KEY_MAX_LEN);
|
|
/*
|
|
* We need to query the key default value
|
|
*/
|
|
hRes = RegQueryValue(
|
|
currentKeyHandle,
|
|
currentKeyName,
|
|
(LPBYTE)lpsData,
|
|
&lLen);
|
|
|
|
if (hRes==ERROR_MORE_DATA) {
|
|
lpsData=HeapReAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,lpsData,lLen);
|
|
hRes = RegQueryValue(currentKeyHandle,currentKeyName,(LPBYTE)lpsData,&lLen);
|
|
}
|
|
|
|
if (hRes == ERROR_SUCCESS) {
|
|
lpsRes = HeapAlloc( GetProcessHeap(), 0, lLen);
|
|
strncpy(lpsRes, lpsData, lLen);
|
|
lpsRes[lLen-1]='\0';
|
|
}
|
|
} else {
|
|
DWORD dwLen = KEY_MAX_LEN;
|
|
BYTE* lpbData=HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,KEY_MAX_LEN);
|
|
DWORD dwType;
|
|
/*
|
|
* We need to query a specific value for the key
|
|
*/
|
|
hRes = RegQueryValueEx(
|
|
currentKeyHandle,
|
|
keyValue,
|
|
0,
|
|
&dwType,
|
|
(LPBYTE)lpbData,
|
|
&dwLen);
|
|
|
|
if (hRes==ERROR_MORE_DATA) {
|
|
lpbData=HeapReAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,lpbData,dwLen);
|
|
hRes = RegQueryValueEx(currentKeyHandle,keyValue,NULL,&dwType,(LPBYTE)lpbData,&dwLen);
|
|
}
|
|
|
|
if (hRes == ERROR_SUCCESS) {
|
|
/*
|
|
* Convert the returned data to a displayable format
|
|
*/
|
|
switch ( dwType ) {
|
|
case REG_SZ:
|
|
case REG_EXPAND_SZ: {
|
|
lpsRes = HeapAlloc( GetProcessHeap(), 0, dwLen);
|
|
strncpy(lpsRes, lpbData, dwLen);
|
|
lpsRes[dwLen-1]='\0';
|
|
break;
|
|
}
|
|
case REG_DWORD: {
|
|
lpsRes = convertHexToDWORDStr(lpbData, dwLen);
|
|
break;
|
|
}
|
|
default: {
|
|
lpsRes = convertHexToHexCSV(lpbData, dwLen);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
HeapFree(GetProcessHeap(), 0, lpbData);
|
|
}
|
|
|
|
|
|
if ( hRes == ERROR_SUCCESS )
|
|
fprintf(stderr,
|
|
"%s: Value \"%s\" = \"%s\" in key [%s]\n",
|
|
getAppName(),
|
|
keyValue,
|
|
lpsRes,
|
|
currentKeyName);
|
|
|
|
else
|
|
fprintf(stderr,"%s: ERROR Value \"%s\" not found for key \"%s\".\n",
|
|
getAppName(),
|
|
keyValue,
|
|
currentKeyName);
|
|
|
|
/*
|
|
* Do some cleanup
|
|
*/
|
|
for (counter=0; counter<argCounter; counter++)
|
|
if (argv[counter] != NULL)
|
|
HeapFree(GetProcessHeap(), 0, argv[counter]);
|
|
|
|
if (lpsRes != NULL)
|
|
HeapFree(GetProcessHeap(), 0, lpsRes);
|
|
#endif
|
|
}
|
|
|
|
/******************************************************************************
|
|
* Calls command for each line of a registry file.
|
|
* Correctly processes comments (in # form), line continuation.
|
|
*
|
|
* Parameters:
|
|
* in - input stream to read from
|
|
* command - command to be called for each line
|
|
*/
|
|
void processRegLines(FILE *in, CommandAPI command)
|
|
{
|
|
LPSTR line = NULL; /* line read from input stream */
|
|
ULONG lineSize = REG_VAL_BUF_SIZE;
|
|
|
|
line = HeapAlloc(GetProcessHeap(), 0, lineSize);
|
|
CHECK_ENOUGH_MEMORY(line);
|
|
|
|
while (!feof(in)) {
|
|
LPSTR s; /* The pointer into line for where the current fgets should read */
|
|
s = line;
|
|
for (;;) {
|
|
size_t size_remaining;
|
|
int size_to_get;
|
|
char *s_eol; /* various local uses */
|
|
|
|
/* Do we need to expand the buffer ? */
|
|
assert (s >= line && s <= line + lineSize);
|
|
size_remaining = lineSize - (s-line);
|
|
if (size_remaining < 2) /* room for 1 character and the \0 */
|
|
{
|
|
char *new_buffer;
|
|
size_t new_size = lineSize + REG_VAL_BUF_SIZE;
|
|
if (new_size > lineSize) /* no arithmetic overflow */
|
|
new_buffer = HeapReAlloc (GetProcessHeap(), 0, line, new_size);
|
|
else
|
|
new_buffer = NULL;
|
|
CHECK_ENOUGH_MEMORY(new_buffer);
|
|
line = new_buffer;
|
|
s = line + lineSize - size_remaining;
|
|
lineSize = new_size;
|
|
size_remaining = lineSize - (s-line);
|
|
}
|
|
|
|
/* Get as much as possible into the buffer, terminated either by
|
|
* eof, error, eol or getting the maximum amount. Abort on error.
|
|
*/
|
|
size_to_get = (size_remaining > INT_MAX ? INT_MAX : size_remaining);
|
|
if (NULL == fgets (s, size_to_get, in)) {
|
|
if (ferror(in)) {
|
|
perror ("While reading input");
|
|
exit (IO_ERROR);
|
|
} else {
|
|
assert (feof(in));
|
|
*s = '\0';
|
|
/* It is not clear to me from the definition that the
|
|
* contents of the buffer are well defined on detecting
|
|
* an eof without managing to read anything.
|
|
*/
|
|
}
|
|
}
|
|
|
|
/* If we didn't read the eol nor the eof go around for the rest */
|
|
s_eol = strchr (s, '\n');
|
|
if (!feof (in) && !s_eol) {
|
|
s = strchr (s, '\0');
|
|
/* It should be s + size_to_get - 1 but this is safer */
|
|
continue;
|
|
}
|
|
|
|
/* If it is a comment line then discard it and go around again */
|
|
if (line [0] == '#') {
|
|
s = line;
|
|
continue;
|
|
}
|
|
|
|
/* Remove any line feed. Leave s_eol on the \0 */
|
|
if (s_eol) {
|
|
*s_eol = '\0';
|
|
if (s_eol > line && *(s_eol-1) == '\r')
|
|
*--s_eol = '\0';
|
|
} else
|
|
s_eol = strchr (s, '\0');
|
|
|
|
/* If there is a concatenating \\ then go around again */
|
|
if (s_eol > line && *(s_eol-1) == '\\') {
|
|
int c;
|
|
s = s_eol-1;
|
|
/* The following error protection could be made more self-
|
|
* correcting but I thought it not worth trying.
|
|
*/
|
|
if ((c = fgetc (in)) == EOF || c != ' ' ||
|
|
(c = fgetc (in)) == EOF || c != ' ')
|
|
fprintf(stderr,"%s: ERROR - invalid continuation.\n",
|
|
getAppName());
|
|
continue;
|
|
}
|
|
|
|
break; /* That is the full virtual line */
|
|
}
|
|
|
|
command(line);
|
|
}
|
|
command(NULL);
|
|
|
|
HeapFree(GetProcessHeap(), 0, line);
|
|
}
|
|
|
|
/******************************************************************************
|
|
* This funtion is the main entry point to the registerDLL action. It
|
|
* receives the currently read line, then loads and registers the requested DLLs
|
|
*/
|
|
void doRegisterDLL(LPSTR stdInput)
|
|
{
|
|
HMODULE theLib = 0;
|
|
UINT retVal = 0;
|
|
|
|
/* Check for valid input */
|
|
if (stdInput == NULL)
|
|
return;
|
|
|
|
/* Load and register the library, then free it */
|
|
theLib = LoadLibrary(stdInput);
|
|
if (theLib) {
|
|
FARPROC lpfnDLLRegProc = GetProcAddress(theLib, "DllRegisterServer");
|
|
if (lpfnDLLRegProc)
|
|
retVal = (*lpfnDLLRegProc)();
|
|
else
|
|
fprintf(stderr,"%s: Couldn't find DllRegisterServer proc in '%s'.\n",
|
|
getAppName(), stdInput);
|
|
|
|
if (retVal != S_OK)
|
|
fprintf(stderr,"%s: DLLRegisterServer error 0x%x in '%s'.\n",
|
|
getAppName(), retVal, stdInput);
|
|
|
|
FreeLibrary(theLib);
|
|
} else {
|
|
fprintf(stderr,"%s: Could not load DLL '%s'.\n", getAppName(), stdInput);
|
|
}
|
|
}
|
|
|
|
/******************************************************************************
|
|
* This funtion is the main entry point to the unregisterDLL action. It
|
|
* receives the currently read line, then loads and unregisters the requested DLLs
|
|
*/
|
|
void doUnregisterDLL(LPSTR stdInput)
|
|
{
|
|
HMODULE theLib = 0;
|
|
UINT retVal = 0;
|
|
|
|
/* Check for valid input */
|
|
if (stdInput == NULL)
|
|
return;
|
|
|
|
/* Load and unregister the library, then free it */
|
|
theLib = LoadLibrary(stdInput);
|
|
if (theLib) {
|
|
FARPROC lpfnDLLRegProc = GetProcAddress(theLib, "DllUnregisterServer");
|
|
if (lpfnDLLRegProc)
|
|
retVal = (*lpfnDLLRegProc)();
|
|
else
|
|
fprintf(stderr,"%s: Couldn't find DllUnregisterServer proc in '%s'.\n",
|
|
getAppName(), stdInput);
|
|
|
|
if (retVal != S_OK)
|
|
fprintf(stderr,"%s: DLLUnregisterServer error 0x%x in '%s'.\n",
|
|
getAppName(), retVal, stdInput);
|
|
|
|
FreeLibrary(theLib);
|
|
} else {
|
|
fprintf(stderr,"%s: Could not load DLL '%s'.\n", getAppName(), stdInput);
|
|
}
|
|
}
|
|
|
|
/****************************************************************************
|
|
* REGPROC_print_error
|
|
*
|
|
* Print the message for GetLastError
|
|
*/
|
|
|
|
void REGPROC_print_error()
|
|
{
|
|
LPVOID lpMsgBuf;
|
|
DWORD error_code;
|
|
int status;
|
|
|
|
error_code = GetLastError ();
|
|
status = FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM,
|
|
NULL, error_code, 0, (LPTSTR) &lpMsgBuf, 0, NULL);
|
|
if (!status) {
|
|
fprintf(stderr,"%s: Cannot display message for error %ld, status %ld\n",
|
|
getAppName(), error_code, GetLastError());
|
|
exit(1);
|
|
}
|
|
puts(lpMsgBuf);
|
|
LocalFree((HLOCAL)lpMsgBuf);
|
|
exit(1);
|
|
}
|
|
|
|
/******************************************************************************
|
|
* Checks whether the buffer has enough room for the string or required size.
|
|
* Resizes the buffer if necessary.
|
|
*
|
|
* Parameters:
|
|
* buffer - pointer to a buffer for string
|
|
* len - current length of the buffer in characters.
|
|
* required_len - length of the string to place to the buffer in characters.
|
|
* The length does not include the terminating null character.
|
|
*/
|
|
void REGPROC_resize_char_buffer(CHAR **buffer, DWORD *len, DWORD required_len)
|
|
{
|
|
required_len++;
|
|
if (required_len > *len) {
|
|
*len = required_len;
|
|
if (!*buffer)
|
|
*buffer = HeapAlloc(GetProcessHeap(), 0, *len * sizeof(**buffer));
|
|
else
|
|
*buffer = HeapReAlloc(GetProcessHeap(), 0, *buffer, *len * sizeof(**buffer));
|
|
CHECK_ENOUGH_MEMORY(*buffer);
|
|
}
|
|
}
|
|
|
|
/******************************************************************************
|
|
* Prints string str to file
|
|
*/
|
|
void REGPROC_export_string(FILE *file, CHAR *str)
|
|
{
|
|
size_t len = strlen(str);
|
|
size_t i;
|
|
|
|
/* escaping characters */
|
|
for (i = 0; i < len; i++) {
|
|
CHAR c = str[i];
|
|
switch (c) {
|
|
case '\\':
|
|
fputs("\\\\", file);
|
|
break;
|
|
case '\"':
|
|
fputs("\\\"", file);
|
|
break;
|
|
case '\n':
|
|
fputs("\\\n", file);
|
|
break;
|
|
default:
|
|
fputc(c, file);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
/******************************************************************************
|
|
* Writes contents of the registry key to the specified file stream.
|
|
*
|
|
* Parameters:
|
|
* file - writable file stream to export registry branch to.
|
|
* key - registry branch to export.
|
|
* reg_key_name_buf - name of the key with registry class.
|
|
* Is resized if necessary.
|
|
* reg_key_name_len - length of the buffer for the registry class in characters.
|
|
* val_name_buf - buffer for storing value name.
|
|
* Is resized if necessary.
|
|
* val_name_len - length of the buffer for storing value names in characters.
|
|
* val_buf - buffer for storing values while extracting.
|
|
* Is resized if necessary.
|
|
* val_size - size of the buffer for storing values in bytes.
|
|
*/
|
|
void export_hkey(FILE *file, HKEY key,
|
|
CHAR **reg_key_name_buf, DWORD *reg_key_name_len,
|
|
CHAR **val_name_buf, DWORD *val_name_len,
|
|
BYTE **val_buf, DWORD *val_size)
|
|
{
|
|
DWORD max_sub_key_len;
|
|
DWORD max_val_name_len;
|
|
DWORD max_val_size;
|
|
DWORD curr_len;
|
|
DWORD i;
|
|
BOOL more_data;
|
|
LONG ret;
|
|
|
|
/* get size information and resize the buffers if necessary */
|
|
if (RegQueryInfoKey(key, NULL, NULL, NULL, NULL,
|
|
&max_sub_key_len, NULL,
|
|
NULL, &max_val_name_len, &max_val_size, NULL, NULL
|
|
) != ERROR_SUCCESS) {
|
|
REGPROC_print_error();
|
|
}
|
|
curr_len = strlen(*reg_key_name_buf);
|
|
REGPROC_resize_char_buffer(reg_key_name_buf, reg_key_name_len,
|
|
max_sub_key_len + curr_len + 1);
|
|
REGPROC_resize_char_buffer(val_name_buf, val_name_len,
|
|
max_val_name_len);
|
|
if (max_val_size > *val_size) {
|
|
*val_size = max_val_size;
|
|
if (!*val_buf) *val_buf = HeapAlloc(GetProcessHeap(), 0, *val_size);
|
|
else *val_buf = HeapReAlloc(GetProcessHeap(), 0, *val_buf, *val_size);
|
|
CHECK_ENOUGH_MEMORY(val_buf);
|
|
}
|
|
|
|
/* output data for the current key */
|
|
fputs("\n[", file);
|
|
fputs(*reg_key_name_buf, file);
|
|
fputs("]\n", file);
|
|
/* print all the values */
|
|
i = 0;
|
|
more_data = TRUE;
|
|
while(more_data) {
|
|
DWORD value_type;
|
|
DWORD val_name_len1 = *val_name_len;
|
|
DWORD val_size1 = *val_size;
|
|
ret = RegEnumValue(key, i, *val_name_buf, &val_name_len1, NULL,
|
|
&value_type, *val_buf, &val_size1);
|
|
if (ret != ERROR_SUCCESS) {
|
|
more_data = FALSE;
|
|
if (ret != ERROR_NO_MORE_ITEMS) {
|
|
REGPROC_print_error();
|
|
}
|
|
} else {
|
|
i++;
|
|
|
|
if ((*val_name_buf)[0]) {
|
|
fputs("\"", file);
|
|
REGPROC_export_string(file, *val_name_buf);
|
|
fputs("\"=", file);
|
|
} else {
|
|
fputs("@=", file);
|
|
}
|
|
|
|
switch (value_type) {
|
|
case REG_SZ:
|
|
case REG_EXPAND_SZ:
|
|
fputs("\"", file);
|
|
REGPROC_export_string(file, *val_buf);
|
|
fputs("\"\n", file);
|
|
break;
|
|
|
|
case REG_DWORD:
|
|
fprintf(file, "dword:%08lx\n", *((DWORD *)*val_buf));
|
|
break;
|
|
|
|
default:
|
|
fprintf(stderr,"%s: warning - unsupported registry format '%ld', "
|
|
"treat as binary\n",
|
|
getAppName(), value_type);
|
|
fprintf(stderr,"key name: \"%s\"\n", *reg_key_name_buf);
|
|
fprintf(stderr,"value name:\"%s\"\n\n", *val_name_buf);
|
|
/* falls through */
|
|
case REG_MULTI_SZ:
|
|
/* falls through */
|
|
case REG_BINARY: {
|
|
DWORD i1;
|
|
CHAR *hex_prefix;
|
|
CHAR buf[20];
|
|
int cur_pos;
|
|
|
|
if (value_type == REG_BINARY) {
|
|
hex_prefix = "hex:";
|
|
} else {
|
|
hex_prefix = buf;
|
|
sprintf(buf, "hex(%ld):", value_type);
|
|
}
|
|
|
|
/* position of where the next character will be printed */
|
|
/* NOTE: yes, strlen("hex:") is used even for hex(x): */
|
|
cur_pos = strlen("\"\"=") + strlen("hex:") +
|
|
strlen(*val_name_buf);
|
|
|
|
fputs(hex_prefix, file);
|
|
for (i1 = 0; i1 < val_size1; i1++) {
|
|
fprintf(file, "%02x", (unsigned int)(*val_buf)[i1]);
|
|
if (i1 + 1 < val_size1) {
|
|
fputs(",", file);
|
|
}
|
|
cur_pos += 3;
|
|
|
|
/* wrap the line */
|
|
if (cur_pos > REG_FILE_HEX_LINE_LEN) {
|
|
fputs("\\\n ", file);
|
|
cur_pos = 2;
|
|
}
|
|
}
|
|
fputs("\n", file);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
i = 0;
|
|
more_data = TRUE;
|
|
(*reg_key_name_buf)[curr_len] = '\\';
|
|
while(more_data) {
|
|
DWORD buf_len = *reg_key_name_len - curr_len;
|
|
|
|
ret = RegEnumKeyEx(key, i, *reg_key_name_buf + curr_len + 1, &buf_len,
|
|
NULL, NULL, NULL, NULL);
|
|
if (ret != ERROR_SUCCESS && ret != ERROR_MORE_DATA) {
|
|
more_data = FALSE;
|
|
if (ret != ERROR_NO_MORE_ITEMS) {
|
|
REGPROC_print_error();
|
|
}
|
|
} else {
|
|
HKEY subkey;
|
|
|
|
i++;
|
|
if (RegOpenKey(key, *reg_key_name_buf + curr_len + 1,
|
|
&subkey) == ERROR_SUCCESS) {
|
|
export_hkey(file, subkey, reg_key_name_buf, reg_key_name_len,
|
|
val_name_buf, val_name_len, val_buf, val_size);
|
|
RegCloseKey(subkey);
|
|
} else {
|
|
REGPROC_print_error();
|
|
}
|
|
}
|
|
}
|
|
(*reg_key_name_buf)[curr_len] = '\0';
|
|
}
|
|
|
|
/******************************************************************************
|
|
* Open file for export.
|
|
*/
|
|
FILE *REGPROC_open_export_file(CHAR *file_name)
|
|
{
|
|
FILE *file = fopen(file_name, "w");
|
|
if (!file) {
|
|
perror("");
|
|
fprintf(stderr,"%s: Can't open file \"%s\"\n", getAppName(), file_name);
|
|
exit(1);
|
|
}
|
|
fputs("REGEDIT4\n", file);
|
|
return file;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* Writes contents of the registry key to the specified file stream.
|
|
*
|
|
* Parameters:
|
|
* file_name - name of a file to export registry branch to.
|
|
* reg_key_name - registry branch to export. The whole registry is exported if
|
|
* reg_key_name is NULL or contains an empty string.
|
|
*/
|
|
BOOL export_registry_key(CHAR *file_name, CHAR *reg_key_name)
|
|
{
|
|
HKEY reg_key_class;
|
|
|
|
CHAR *reg_key_name_buf;
|
|
CHAR *val_name_buf;
|
|
BYTE *val_buf;
|
|
DWORD reg_key_name_len = KEY_MAX_LEN;
|
|
DWORD val_name_len = KEY_MAX_LEN;
|
|
DWORD val_size = REG_VAL_BUF_SIZE;
|
|
FILE *file = NULL;
|
|
|
|
reg_key_name_buf = HeapAlloc(GetProcessHeap(), 0,
|
|
reg_key_name_len * sizeof(*reg_key_name_buf));
|
|
val_name_buf = HeapAlloc(GetProcessHeap(), 0,
|
|
val_name_len * sizeof(*val_name_buf));
|
|
val_buf = HeapAlloc(GetProcessHeap(), 0, val_size);
|
|
CHECK_ENOUGH_MEMORY(reg_key_name_buf && val_name_buf && val_buf);
|
|
|
|
if (reg_key_name && reg_key_name[0]) {
|
|
CHAR *branch_name;
|
|
HKEY key;
|
|
|
|
REGPROC_resize_char_buffer(®_key_name_buf, ®_key_name_len,
|
|
strlen(reg_key_name));
|
|
strcpy(reg_key_name_buf, reg_key_name);
|
|
|
|
/* open the specified key */
|
|
reg_key_class = getRegClass(reg_key_name);
|
|
if (reg_key_class == (HKEY)ERROR_INVALID_PARAMETER) {
|
|
fprintf(stderr,"%s: Incorrect registry class specification in '%s'\n",
|
|
getAppName(), reg_key_name);
|
|
exit(1);
|
|
}
|
|
branch_name = getRegKeyName(reg_key_name);
|
|
CHECK_ENOUGH_MEMORY(branch_name);
|
|
if (!branch_name[0]) {
|
|
/* no branch - registry class is specified */
|
|
file = REGPROC_open_export_file(file_name);
|
|
export_hkey(file, reg_key_class,
|
|
®_key_name_buf, ®_key_name_len,
|
|
&val_name_buf, &val_name_len,
|
|
&val_buf, &val_size);
|
|
} else if (RegOpenKey(reg_key_class, branch_name, &key) == ERROR_SUCCESS) {
|
|
file = REGPROC_open_export_file(file_name);
|
|
export_hkey(file, key,
|
|
®_key_name_buf, ®_key_name_len,
|
|
&val_name_buf, &val_name_len,
|
|
&val_buf, &val_size);
|
|
RegCloseKey(key);
|
|
} else {
|
|
fprintf(stderr,"%s: Can't export. Registry key '%s' does not exist!\n",
|
|
getAppName(), reg_key_name);
|
|
REGPROC_print_error();
|
|
}
|
|
HeapFree(GetProcessHeap(), 0, branch_name);
|
|
} else {
|
|
int i;
|
|
|
|
/* export all registry classes */
|
|
file = REGPROC_open_export_file(file_name);
|
|
for (i = 0; i < REG_CLASS_NUMBER; i++) {
|
|
/* do not export HKEY_CLASSES_ROOT */
|
|
if (reg_class_keys[i] != HKEY_CLASSES_ROOT &&
|
|
reg_class_keys[i] != HKEY_CURRENT_USER &&
|
|
reg_class_keys[i] != HKEY_CURRENT_CONFIG) {
|
|
strcpy(reg_key_name_buf, reg_class_names[i]);
|
|
export_hkey(file, reg_class_keys[i],
|
|
®_key_name_buf, ®_key_name_len,
|
|
&val_name_buf, &val_name_len,
|
|
&val_buf, &val_size);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (file) {
|
|
fclose(file);
|
|
}
|
|
HeapFree(GetProcessHeap(), 0, reg_key_name);
|
|
HeapFree(GetProcessHeap(), 0, val_buf);
|
|
return TRUE;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* Reads contents of the specified file into the registry.
|
|
*/
|
|
BOOL import_registry_file(LPTSTR filename)
|
|
{
|
|
FILE* reg_file = fopen(filename, "r");
|
|
|
|
if (reg_file) {
|
|
processRegLines(reg_file, doSetValue);
|
|
return TRUE;
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* Recursive function which removes the registry key with all subkeys.
|
|
*/
|
|
void delete_branch(HKEY key,
|
|
CHAR **reg_key_name_buf, DWORD *reg_key_name_len)
|
|
{
|
|
HKEY branch_key;
|
|
DWORD max_sub_key_len;
|
|
DWORD subkeys;
|
|
DWORD curr_len;
|
|
LONG ret;
|
|
long int i;
|
|
|
|
if (RegOpenKey(key, *reg_key_name_buf, &branch_key) != ERROR_SUCCESS) {
|
|
REGPROC_print_error();
|
|
}
|
|
|
|
/* get size information and resize the buffers if necessary */
|
|
if (RegQueryInfoKey(branch_key, NULL, NULL, NULL,
|
|
&subkeys, &max_sub_key_len,
|
|
NULL, NULL, NULL, NULL, NULL, NULL
|
|
) != ERROR_SUCCESS) {
|
|
REGPROC_print_error();
|
|
}
|
|
curr_len = strlen(*reg_key_name_buf);
|
|
REGPROC_resize_char_buffer(reg_key_name_buf, reg_key_name_len,
|
|
max_sub_key_len + curr_len + 1);
|
|
|
|
(*reg_key_name_buf)[curr_len] = '\\';
|
|
for (i = subkeys - 1; i >= 0; i--) {
|
|
DWORD buf_len = *reg_key_name_len - curr_len;
|
|
|
|
ret = RegEnumKeyEx(branch_key, i, *reg_key_name_buf + curr_len + 1,
|
|
&buf_len, NULL, NULL, NULL, NULL);
|
|
if (ret != ERROR_SUCCESS &&
|
|
ret != ERROR_MORE_DATA &&
|
|
ret != ERROR_NO_MORE_ITEMS) {
|
|
REGPROC_print_error();
|
|
} else {
|
|
delete_branch(key, reg_key_name_buf, reg_key_name_len);
|
|
}
|
|
}
|
|
(*reg_key_name_buf)[curr_len] = '\0';
|
|
RegCloseKey(branch_key);
|
|
RegDeleteKey(key, *reg_key_name_buf);
|
|
}
|
|
|
|
/******************************************************************************
|
|
* Removes the registry key with all subkeys. Parses full key name.
|
|
*
|
|
* Parameters:
|
|
* reg_key_name - full name of registry branch to delete. Ignored if is NULL,
|
|
* empty, points to register key class, does not exist.
|
|
*/
|
|
void delete_registry_key(CHAR *reg_key_name)
|
|
{
|
|
CHAR *branch_name;
|
|
DWORD branch_name_len;
|
|
HKEY reg_key_class;
|
|
HKEY branch_key;
|
|
|
|
if (!reg_key_name || !reg_key_name[0])
|
|
return;
|
|
/* open the specified key */
|
|
reg_key_class = getRegClass(reg_key_name);
|
|
if (reg_key_class == (HKEY)ERROR_INVALID_PARAMETER) {
|
|
fprintf(stderr,"%s: Incorrect registry class specification in '%s'\n",
|
|
getAppName(), reg_key_name);
|
|
exit(1);
|
|
}
|
|
branch_name = getRegKeyName(reg_key_name);
|
|
CHECK_ENOUGH_MEMORY(branch_name);
|
|
branch_name_len = strlen(branch_name);
|
|
if (!branch_name[0]) {
|
|
fprintf(stderr,"%s: Can't delete registry class '%s'\n",
|
|
getAppName(), reg_key_name);
|
|
exit(1);
|
|
}
|
|
if (RegOpenKey(reg_key_class, branch_name, &branch_key) == ERROR_SUCCESS) {
|
|
/* check whether the key exists */
|
|
RegCloseKey(branch_key);
|
|
delete_branch(reg_key_class, &branch_name, &branch_name_len);
|
|
}
|
|
HeapFree(GetProcessHeap(), 0, branch_name);
|
|
}
|
|
|
|
/******************************************************************************
|
|
* Sets the application name. Then application name is used in the error
|
|
* reporting.
|
|
*/
|
|
void setAppName(CHAR *name)
|
|
{
|
|
app_name = name;
|
|
}
|
|
|
|
CHAR *getAppName()
|
|
{
|
|
return app_name;
|
|
}
|