s3:registry: add a new function regval_ctr_value_byname()

This is like regval_ctr_key_exists() but does not return bool,
but the regval_blob instead, if found, and NULL if not found.

Signed-off-by: Andreas Schneider <asn@samba.org>

2 files changed, 20 insertions, 0 deletions

diff --git a/source3/registry/reg_objects.c b/source3/registry/reg_objects.c
index 6336d00657..baa3000eb6 100644
--- a/source3/registry/reg_objects.c
+++ b/source3/registry/reg_objects.c
@@ -407,6 +407,24 @@ bool regval_ctr_value_exists(struct regval_ctr *ctr, const char *value)
 	return False;
 }
 
+/**
+ * Get a value by its name
+ */
+struct regval_blob *regval_ctr_value_byname(struct regval_ctr *ctr,
+					    const char *value)
+{
+	int i;
+
+	for (i = 0; i < ctr->num_values; i++) {
+		if (strequal(ctr->values[i]->valuename, value)) {
+			return ctr->values[i];
+		}
+	}
+
+	return NULL;
+}
+
+
 /***********************************************************************
  * compose a struct regval_blob from input data
  **********************************************************************/
diff --git a/source3/registry/reg_objects.h b/source3/registry/reg_objects.h
index 52d078e678..9e1c1d1795 100644
--- a/source3/registry/reg_objects.h
+++ b/source3/registry/reg_objects.h
@@ -53,6 +53,8 @@ char* regval_name(struct regval_blob *val);
 uint32_t regval_type(struct regval_blob *val);
 struct regval_blob* regval_ctr_specific_value(struct regval_ctr *ctr,
 					      uint32_t idx);
+struct regval_blob *regval_ctr_value_byname(struct regval_ctr *ctr,
+					    const char *value);
 bool regval_ctr_value_exists(struct regval_ctr *ctr, const char *value);
 struct regval_blob *regval_compose(TALLOC_CTX *ctx, const char *name,
 				   uint32_t type,