From: Andreas Schneider <asn@samba.org>
Date: Wed, 22 Jul 2020 15:48:25 +0000 (+0200)
Subject: lib:param: Add lpcfg_parse_enum_vals()
X-Git-Tag: talloc-2.3.2~809
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=93e97d5afd309a8acf8217381f14f3dde4456a06;p=thirdparty%2Fsamba.git

lib:param: Add lpcfg_parse_enum_vals()

Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Stefan Metzmacher <metze@samba.org>
---

diff --git a/lib/param/loadparm.c b/lib/param/loadparm.c
index 0511bdb41e4..5309561b398 100644
--- a/lib/param/loadparm.c
+++ b/lib/param/loadparm.c
@@ -3678,3 +3678,33 @@ char *lpcfg_substituted_string(TALLOC_CTX *mem_ctx,
 					     raw_value,
 					     lp_sub->private_data);
 }
+
+/**
+ * @brief Parse a string value of a given parameter to its integer enum value.
+ *
+ * @param[in]  param_name    The parameter name (e.g. 'client smb encrypt')
+ *
+ * @param[in]  param_value   The parameter value (e.g. 'required').
+ *
+ * @return The integer value of the enum the param_value matches or INT32_MIN
+ * on error.
+ */
+int32_t lpcfg_parse_enum_vals(const char *param_name,
+			      const char *param_value)
+{
+	struct parm_struct *parm = NULL;
+	int32_t ret = INT32_MIN;
+	bool ok;
+
+	parm = lpcfg_parm_struct(NULL, param_name);
+	if (parm == NULL) {
+		return INT32_MIN;
+	}
+
+	ok = lp_set_enum_parm(parm, param_value, &ret);
+	if (!ok) {
+		return INT32_MIN;
+	}
+
+	return ret;
+}
diff --git a/lib/param/loadparm.h b/lib/param/loadparm.h
index 323fcf84523..e66ce2324b4 100644
--- a/lib/param/loadparm.h
+++ b/lib/param/loadparm.h
@@ -316,6 +316,8 @@ bool lp_do_section(const char *pszSectionName, void *userdata);
 bool store_lp_set_cmdline(const char *pszParmName, const char *pszParmValue);
 
 int num_parameters(void);
+int32_t lpcfg_parse_enum_vals(const char *param_name,
+			      const char *param_value);
 
 struct loadparm_substitution;
 #ifdef LOADPARM_SUBSTITUTION_INTERNALS