nfc_launchapp_msg_encode()

int nfc_launchapp_msg_encode	(	uint8_t const *	android_package_name,
		uint32_t	android_package_name_len,
		uint8_t const *	universal_link,
		uint32_t	universal_link_len,
		uint8_t *	buf,
		size_t *	len
	)

#include <include/nfc/ndef/launchapp_msg.h>

Function for encoding an NFC NDEF launch app message.

This function encodes an NFC NDEF message into a buffer.

Parameters

[in]	android_package_name	Pointer to the Android package name string. If NULL, the Android Application Record will be skipped.
[in]	android_package_name_len	Length of the Android package name.
[in]	universal_link	Pointer to the Universal Link string. If NULL, the Universal Link Record will be skipped.
[in]	universal_link_len	Length of the Universal Link.
[out]	buf	Pointer to the buffer for the message.
[in,out]	len	Size of the available memory for the message as input. Size of the generated message as output.

Return values

0	if the message was successfully created.
-EINVAL	if both android_package_name_len and universal_link were invalid (equal to NULL).
-ENOMEM	if the predicted message is larger than the provided buffer space.
Other	codes might be returned depending on the functions nfc_ndef_msg_encode and nfc_ndef_msg_record_add