2 * Unix SMB/CIFS implementation.
3 * Copyright (C) Jelmer Vernooij 2005
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 #include "dlinklist.h"
22 #include "param/generic.h"
23 #include "system/filesys.h"
25 struct param_section *param_get_section(struct param_context *ctx, const char *name)
27 struct param_section *sect;
32 for (sect = ctx->sections; sect; sect = sect->next) {
33 if (!strcasecmp_m(sect->name, name))
40 struct param *param_section_get (struct param_section *section, const char *name)
44 for (p = section->parameters; p; p = p->next) {
45 if (strcasecmp_m(p->name, name) == 0)
52 struct param *param_get (struct param_context *ctx, const char *section_name, const char *name)
54 struct param_section *section = param_get_section(ctx, section_name);
58 return param_section_get(section, name);
61 /* Look up parameter. If it is not found, add it */
62 static struct param *param_get_add(struct param_context *ctx, const char *section_name, const char *name)
64 struct param_section *section;
67 section = param_get_section(ctx, section_name);
69 if (section == NULL) {
70 section = talloc_zero(ctx, struct param_section);
71 section->name = talloc_strdup(section, section_name);
72 DLIST_ADD(ctx->sections, section);
75 p = param_section_get(section, name);
77 p = talloc_zero(section, struct param);
78 p->name = talloc_strdup(p, name);
79 DLIST_ADD(section->parameters, p);
85 const char *param_get_string(struct param_context *ctx, const char *section, const char *param)
87 struct param *p = param_get(ctx, section, param);
95 int param_set_string(struct param_context *ctx, const char *section, const char *param, const char *value)
97 struct param *p = param_get_add(ctx, section, param);
102 p->value = talloc_strdup(p, value);
107 const char **param_get_string_list(struct param_context *ctx, const char *section, const char *param,
108 const char *separator)
110 struct param *p = param_get(ctx, section, param);
115 if (separator == NULL)
116 separator = LIST_SEP;
118 if (p->list_value == NULL) {
119 p->list_value = str_list_make(ctx, p->value, separator);
122 return p->list_value;
125 int param_set_string_list(struct param_context *ctx, const char *section, const char *param, const char **list)
127 struct param *p = param_get_add(ctx, section, param);
129 p->value = str_list_join(p, list, ' ');
130 p->list_value = str_list_copy(p, list);
135 int param_get_int(struct param_context *ctx, const char *section, const char *param, int default_v)
137 const char *value = param_get_string(ctx, section, param);
140 return strtol(value, NULL, 0);
145 void param_set_int(struct param_context *ctx, const char *section, const char *param, int value)
147 struct param *p = param_get_add(ctx, section, param);
149 p->value = talloc_asprintf(p, "%d", value);
152 unsigned long param_get_ulong(struct param_context *ctx, const char *section, const char *param, unsigned long default_v)
154 const char *value = param_get_string(ctx, section, param);
157 return strtoul(value, NULL, 0);
162 void param_set_ulong(struct param_context *ctx, const char *section, const char *name, unsigned long value)
164 struct param *p = param_get_add(ctx, section, name);
166 p->value = talloc_asprintf(p, "%lu", value);
169 static BOOL param_sfunc (const char *name, void *_ctx)
171 struct param_context *ctx = _ctx;
172 struct param_section *section = param_get_section(ctx, name);
174 if (section == NULL) {
175 section = talloc_zero(ctx, struct param_section);
176 section->name = talloc_strdup(section, name);
178 DLIST_ADD(ctx->sections, section);
181 /* Make sure this section is on top of the list for param_pfunc */
182 DLIST_PROMOTE(ctx->sections, section);
187 static BOOL param_pfunc (const char *name, const char *value, void *_ctx)
189 struct param_context *ctx = _ctx;
190 struct param *p = param_section_get(ctx->sections, name);
193 p = talloc_zero(ctx->sections, struct param);
194 p->name = talloc_strdup(p, name);
195 p->value = talloc_strdup(p, value);
196 DLIST_ADD(ctx->sections->parameters, p);
197 } else { /* Replace current value */
198 talloc_free(p->value);
199 p->value = talloc_strdup(p, value);
205 struct param_context *param_init(TALLOC_CTX *mem_ctx)
207 return talloc_zero(mem_ctx, struct param_context);
211 int param_read(struct param_context *ctx, const char *fn)
213 ctx->sections = talloc_zero(ctx, struct param_section);
214 ctx->sections->name = talloc_strdup(ctx->sections, "global");
216 if (!pm_process( fn, param_sfunc, param_pfunc, ctx)) {
223 int param_write(struct param_context *ctx, const char *fn)
226 struct param_section *section;
228 if (fn == NULL || ctx == NULL)
231 file = x_fopen(fn, O_WRONLY|O_CREAT, 0755);
236 for (section = ctx->sections; section; section = section->next) {
239 x_fprintf(file, "[%s]\n", section->name);
240 for (param = section->parameters; param; param = param->next) {
241 x_fprintf(file, "\t%s = %s\n", param->name, param->value);
243 x_fprintf(file, "\n");