Function rcutils_array_list_get_size

• Defined in File array_list.h

Function Documentation

rcutils_ret_t rcutils_array_list_get_size(const rcutils_array_list_t *array_list, size_t *size)

Retrieves the size of the provided array_list.

This function retrieves the number of items in the provided array list

Attribute	Adherence
Allocates Memory	No
Thread-Safe	No
Uses Atomics	No
Lock-Free	Yes

Parameters:

• array_list – [in] list to get the size of

• size – [out] The number of items currently stored in the list

Returns:

RCUTILS_RET_OK if successful, or

Returns:

RCUTILS_RET_INVALID_ARGUMENT for invalid arguments, or

Returns:

RCUTILS_RET_ERROR if an unknown error occurs.