2 * Unix SMB/CIFS implementation.
4 * Registry helper routines
6 * Copyright (C) Gregor Beck 2010
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 3 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
22 * @file reg_parse_internal.h
23 * @author Gregor Beck <gb@sernet.de>
28 #include "reg_parse_internal.h"
33 size_t iconvert_talloc(const void* ctx,
35 const char* src, size_t srclen,
39 size_t obytes, ibytes;
40 char *optr, *dst, *tmp;
43 if (cd == NULL || cd == ((smb_iconv_t)-1)) {
51 * Allocate an extra two bytes for the
55 dst = (char *)talloc_size(ctx, dstlen);
57 DEBUG(0,("iconver_talloc no mem\n"));
61 dstlen = talloc_get_size(dst);
69 ret = smb_iconv(cd, &iptr, &ibytes, &optr, &obytes);
72 const char *reason="unknown error";
75 reason="Incomplete multibyte sequence";
78 dstlen = 2*dstlen + 2;
79 tmp = talloc_realloc(ctx, dst, char, dstlen);
81 reason="talloc_realloc failed";
87 reason="Illegal multibyte sequence";
90 DEBUG(0,("Conversion error: %s(%.80s) %li\n", reason, iptr,
91 (long int)(iptr-src)));
96 dstlen = (dstlen-2) - obytes;
98 SSVAL(dst, dstlen, 0);
104 #ifndef HKEY_CURRENT_CONFIG
105 #define HKEY_CURRENT_CONFIG 0x80000005
107 #ifndef HKEY_DYN_DATA
108 #define HKEY_DYN_DATA 0x80000006
110 #ifndef HKEY_PERFORMANCE_TEXT
111 #define HKEY_PERFORMANCE_TEXT 0x80000050
113 #ifndef HKEY_PERFORMANCE_NLSTEXT
114 #define HKEY_PERFORMANCE_NLSTEXT 0x80000060
117 #define HIVE_INFO_ENTRY(SHORT,LONG) \
118 static const struct hive_info HIVE_INFO_##SHORT = { \
120 .short_name = #SHORT, \
121 .short_name_len = sizeof(#SHORT)-1, \
122 .long_name = #LONG, \
123 .long_name_len = sizeof(#LONG)-1, \
126 HIVE_INFO_ENTRY(HKLM, HKEY_LOCAL_MACHINE);
127 HIVE_INFO_ENTRY(HKCU, HKEY_CURRENT_USER);
128 HIVE_INFO_ENTRY(HKCR, HKEY_CLASSES_ROOT);
129 HIVE_INFO_ENTRY(HKU , HKEY_USERS);
130 HIVE_INFO_ENTRY(HKCC, HKEY_CURRENT_CONFIG);
131 HIVE_INFO_ENTRY(HKDD, HKEY_DYN_DATA);
132 HIVE_INFO_ENTRY(HKPD, HKEY_PERFORMANCE_DATA);
133 HIVE_INFO_ENTRY(HKPT, HKEY_PERFORMANCE_TEXT);
134 HIVE_INFO_ENTRY(HKPN, HKEY_PERFORMANCE_NLSTEXT);
135 #undef HIVE_INFO_ENTRY
137 static const struct hive_info* HIVE_INFO[] = {
138 &HIVE_INFO_HKLM, &HIVE_INFO_HKCU, &HIVE_INFO_HKCR, &HIVE_INFO_HKU,
139 &HIVE_INFO_HKCC, &HIVE_INFO_HKDD, &HIVE_INFO_HKPD, &HIVE_INFO_HKPT,
140 &HIVE_INFO_HKPN, NULL
143 const struct hive_info* hive_info(const char* name, int nlen)
145 const struct hive_info** info;
149 if (nlen >= sizeof(buf)) {
152 for (s=0; s<nlen; s++) {
153 buf[s] = toupper(name[s]);
157 if ((s < 3) || (strncmp(buf, "HK", 2) != 0)) {
162 for(info = HIVE_INFO; *info; info++) {
163 if (strcmp(buf+2, (*info)->short_name+2) == 0) {
170 if ((s < 10) || (strncmp(buf, "HKEY_", 5)) != 0) {
174 for(info = HIVE_INFO; *info; info++) {
175 if (strcmp(buf+5, (*info)->long_name+5) == 0) {
182 const char* get_charset(const char* c)
184 if (strcmp(c, "dos") == 0) {
185 return lp_dos_charset();
186 } else if (strcmp(c, "unix") == 0) {
187 return lp_unix_charset();
193 bool set_iconv(smb_iconv_t* t, const char* to, const char* from)
195 smb_iconv_t cd = (smb_iconv_t)-1;
198 to = get_charset(to);
199 from = get_charset(from);
200 cd = smb_iconv_open(to, from);
201 if (cd == ((smb_iconv_t)-1)) {
205 if ((*t != (smb_iconv_t)NULL) && (*t != (smb_iconv_t)-1)) {
213 * Parse option string
214 * @param[in,out] ptr parse position
215 * @param[in] mem_ctx talloc context
216 * @param[out] name ptr 2 value
217 * @param[out] value ptr 2 value
218 * @return true on success
220 bool srprs_option(const char** ptr, const void* mem_ctx, char** name, char** value)
222 const char* pos = *ptr;
223 void* ctx = talloc_new(mem_ctx);
225 cbuf* key = cbuf_new(ctx);
228 while(srprs_charsetinv(&pos, ",= \t\n\r", key))
236 *name = talloc_steal(mem_ctx, cbuf_gets(key, 0));
242 if (!srprs_quoted_string(ptr, val, NULL)) {
243 while(srprs_charsetinv(&pos, ", \t\n\r", val))
247 *value = talloc_steal(mem_ctx, cbuf_gets(val, 0));
255 while(srprs_char(&pos, ','))
262 #define CH_INVALID ((charset_t)-1)
263 static const struct {
264 const char* const name;
269 {"UTF-8", CH_UTF8, 3, {0xEF, 0xBB, 0xBF}},
270 {"UTF-32LE", CH_INVALID, 4, {0xFF, 0xFE, 0x00, 0x00}},
271 {"UTF-16LE", CH_UTF16LE, 2, {0xFF, 0xFE}},
272 {"UTF-16BE", CH_UTF16BE, 2, {0xFE, 0xFF}},
273 {"UTF-32BE", CH_INVALID, 4, {0x00, 0x00, 0xFE, 0xFF}},
274 {NULL, CH_INVALID, 0}
277 bool srprs_bom(const char** ptr, const char** name, charset_t* ctype)
280 for (i=0; BOM[i].name; i++) {
281 if (memcmp(*ptr, BOM[i].seq, BOM[i].len) == 0) {
286 if (BOM[i].name != NULL) {
287 DEBUG(0, ("Found Byte Order Mark for : %s\n", BOM[i].name));
294 *ctype = BOM[i].ctype;
304 int write_bom(FILE* file, const char* charset, charset_t ctype)
307 if ( charset == NULL ) {
308 for (i=0; BOM[i].name; i++) {
309 if (BOM[i].ctype == ctype) {
310 return fwrite(BOM[i].seq, 1, BOM[i].len, file);
313 DEBUG(0, ("No Byte Order Mark for charset_t: %u\n", (unsigned)ctype));
315 for (i=0; BOM[i].name; i++) {
316 if (strcasecmp_m(BOM[i].name, charset) == 0) {
317 return fwrite(BOM[i].seq, 1, BOM[i].len, file);
320 DEBUG(0, ("No Byte Order Mark for charset_t: %s\n", charset));
326 int cbuf_puts_case(cbuf* s, const char* str, size_t len, enum fmt_case fmt)
328 size_t pos = cbuf_getpos(s);
329 int ret = cbuf_puts(s, str, len);
330 char* ptr = cbuf_gets(s,pos);
337 case FMT_CASE_PRESERVE:
340 while(*ptr != '\0') {
341 *ptr = toupper(*ptr);
346 *ptr = toupper(*ptr);
349 while(*ptr != '\0') {
350 *ptr = tolower(*ptr);