From: Timo Sirainen <timo.sirainen@open-xchange.com>
Date: Tue, 10 Sep 2024 14:23:37 +0000 (+0300)
Subject: lib-settings: Add settings_defaults_dup()
X-Git-Tag: 2.4.1~713
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=780eb1cc5adac0c699193fb30488afcc6ae41408;p=thirdparty%2Fdovecot%2Fcore.git

lib-settings: Add settings_defaults_dup()
---

diff --git a/src/lib-settings/settings-parser.c b/src/lib-settings/settings-parser.c
index e0c004391e..b59f69b4eb 100644
--- a/src/lib-settings/settings-parser.c
+++ b/src/lib-settings/settings-parser.c
@@ -1100,6 +1100,14 @@ bool settings_equal(const struct setting_parser_info *info,
 	return TRUE;
 }
 
+void *settings_defaults_dup(pool_t pool, const struct setting_parser_info *info)
+{
+	void *dup = p_malloc(pool, info->struct_size);
+	memcpy(dup, info->defaults, info->struct_size);
+	memcpy(PTR_OFFSET(dup, info->pool_offset1 - 1), &pool, sizeof(pool));
+	return dup;
+}
+
 const char *settings_section_escape(const char *name)
 {
 #define CHAR_NEED_ESCAPE(c) \
diff --git a/src/lib-settings/settings-parser.h b/src/lib-settings/settings-parser.h
index 7a7555a0bb..3c131701ce 100644
--- a/src/lib-settings/settings-parser.h
+++ b/src/lib-settings/settings-parser.h
@@ -290,6 +290,10 @@ bool settings_equal(const struct setting_parser_info *info,
 		    const void *set1, const void *set2,
 		    const char *const *except_fields);
 
+/* Allocate a new instance of a settings struct filled with the default
+   settings. */
+void *settings_defaults_dup(pool_t pool, const struct setting_parser_info *info);
+
 /* Return section name escaped */
 const char *settings_section_escape(const char *name);
 const char *settings_section_unescape(const char *name);