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move variant semantics to the right place

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This commit is contained in:
Julius Pfrommer 2015-04-08 15:29:18 +02:00
parent 93c98a7703
commit ddb54aea43
1 changed files with 10 additions and 10 deletions
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20
include/ua_types.h
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@ -204,8 +204,16 @@ typedef struct {
} UA_NumericRange; } UA_NumericRange;
/** @brief Variants store (arrays of) any data type. Either they provide a pointer to the data in /** @brief Variants store (arrays of) any data type. Either they provide a pointer to the data in
memory, or functions from which the data can be accessed. Variants are replaced together with * memory, or functions from which the data can be accessed. Variants are replaced together with
the data they store (exception: use a data source).*/ * the data they store (exception: use a data source).
*
* Variant semantics:
* - arrayLength = -1 && data == NULL: empty variant
* - arrayLength = -1 && data == !NULL: variant holds a single element (a scalar)
* - arrayLength >= 0: variant holds an array of the appropriate length
* data can be NULL if arrayLength == 0
*/
typedef struct { typedef struct {
const UA_DataType *type; const UA_DataType *type;
enum { enum {
@ -447,14 +455,6 @@ UA_Boolean UA_EXPORT UA_ExpandedNodeId_isNull(const UA_ExpandedNodeId *p);
/* Variant */ /* Variant */
/**
* Variant semantics:
* - arrayLength = -1 && data == NULL: empty variant
* - arrayLength = -1 && data == !NULL: variant holds a single element (a scalar)
* - arrayLength >= 0: variant holds an array of the appropriate length
* data can be NULL if arrayLength == 0
*/
/** /**
* Set the variant to a scalar value that already resides in memory. The value takes on the * Set the variant to a scalar value that already resides in memory. The value takes on the
* lifecycle of the variant and is deleted with it. * lifecycle of the variant and is deleted with it.