nanocoap_sock.h File Reference

nanocoap high-level API More...

Detailed Description

nanocoap high-level API

Author

Kaspar Schleiser kaspa.nosp@m.r@sc.nosp@m.hleis.nosp@m.er.d.nosp@m.e

Definition in file nanocoap_sock.h.

#include <stdint.h>
#include <unistd.h>
#include "random.h"
#include "net/nanocoap.h"
#include "net/sock/udp.h"
#include "net/sock/util.h"

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Data Structures
struct	nanocoap_sock_t
	NanoCoAP socket struct. More...
struct	coap_block_request_t
	Blockwise request helper struct. More...
struct	nanocoap_server_response_ctx_t
	Context from CoAP request for separate response. More...

Macros
#define	CONFIG_NANOCOAP_SOCK_DTLS_TAG   (0xc0ab)
	Credman tag used for NanoCoAP Tag together with the credential type (PSK) needs to be unique.
#define	CONFIG_NANOCOAP_SERVER_BUF_SIZE
	CoAP server work buf size Used both for RX and TX, needs to hold payload block + header.
#define	CONFIG_NANOCOAP_SERVER_STACK_SIZE   THREAD_STACKSIZE_DEFAULT
	CoAP server thread stack size.
#define	CONFIG_NANOCOAP_SOCK_BLOCK_TOKEN   (0)
	Include a random token with block-wise transfers.

Enumerations
enum	nanocoap_socket_type_t { COAP_SOCKET_TYPE_UDP , COAP_SOCKET_TYPE_DTLS }
	NanoCoAP socket types. More...

Functions
void	nanocoap_server_prepare_separate (nanocoap_server_response_ctx_t *ctx, coap_pkt_t *pkt, const coap_request_ctx_t *req)
	Prepare the context for a separate response.
int	nanocoap_server_send_separate (const nanocoap_server_response_ctx_t *ctx, unsigned code, unsigned type, const void *payload, size_t len)
	Send a separate response to a CoAP request.
static uint16_t	nanocoap_sock_next_msg_id (nanocoap_sock_t *sock)
	Get next consecutive message ID for use when building a new CoAP request.
int	nanocoap_server (sock_udp_ep_t *local, uint8_t *buf, size_t bufsize)
	Start a nanocoap server instance.
kernel_pid_t	nanocoap_server_start (const sock_udp_ep_t *local)
	Create and start the nanoCoAP server thread.
static int	nanocoap_sock_connect (nanocoap_sock_t *sock, const sock_udp_ep_t *local, const sock_udp_ep_t *remote)
	Create a CoAP client socket.
int	nanocoap_sock_dtls_connect (nanocoap_sock_t *sock, sock_udp_ep_t *local, const sock_udp_ep_t *remote, credman_tag_t tag)
	Create a DTLS secured CoAP client socket.
int	nanocoap_sock_url_connect (const char *url, nanocoap_sock_t *sock)
	Create a CoAP client socket by URL.
static void	nanocoap_sock_close (nanocoap_sock_t *sock)
	Close a CoAP client socket.
ssize_t	nanocoap_sock_get (nanocoap_sock_t *sock, const char *path, void *buf, size_t len)
	Simple synchronous CoAP (confirmable) GET.
ssize_t	nanocoap_sock_get_non (nanocoap_sock_t *sock, const char *path, void *response, size_t len_max)
	Simple non-confirmable GET.
ssize_t	nanocoap_sock_put (nanocoap_sock_t *sock, const char *path, const void *request, size_t len, void *response, size_t len_max)
	Simple synchronous CoAP (confirmable) PUT.
ssize_t	nanocoap_sock_put_non (nanocoap_sock_t *sock, const char *path, const void *request, size_t len, void *response, size_t len_max)
	Simple non-confirmable PUT.
ssize_t	nanocoap_sock_put_url (const char *url, const void *request, size_t len, void *response, size_t len_max)
	Simple synchronous CoAP (confirmable) PUT to URL.
ssize_t	nanocoap_sock_post (nanocoap_sock_t *sock, const char *path, const void *request, size_t len, void *response, size_t len_max)
	Simple synchronous CoAP (confirmable) POST.
ssize_t	nanocoap_sock_post_non (nanocoap_sock_t *sock, const char *path, const void *request, size_t len, void *response, size_t len_max)
	Simple non-confirmable POST.
ssize_t	nanocoap_sock_post_url (const char *url, const void *request, size_t len, void *response, size_t len_max)
	Simple synchronous CoAP (confirmable) POST to URL.
ssize_t	nanocoap_sock_fetch (nanocoap_sock_t *sock, const char *path, const void *request, size_t len, void *response, size_t len_max)
	Simple synchronous CoAP (confirmable) FETCH (RFC 8132)
ssize_t	nanocoap_sock_fetch_non (nanocoap_sock_t *sock, const char *path, const void *request, size_t len, void *response, size_t len_max)
	Simple non-confirmable FETCH (RFC 8132)
ssize_t	nanocoap_sock_fetch_url (const char *url, const void *request, size_t len, void *response, size_t len_max)
	Simple synchronous CoAP (confirmable) FETCH to URL (RFC 8132)
ssize_t	nanocoap_sock_delete (nanocoap_sock_t *sock, const char *path)
	Simple synchronous CoAP (confirmable) DELETE.
ssize_t	nanocoap_sock_delete_url (const char *url)
	Simple synchronous CoAP (confirmable) DELETE for URL.
int	nanocoap_sock_get_blockwise (nanocoap_sock_t *sock, const char *path, coap_blksize_t blksize, coap_blockwise_cb_t callback, void *arg)
	Performs a blockwise coap get request on a socket.
int	nanocoap_sock_get_slice (nanocoap_sock_t *sock, const char *path, coap_blksize_t blksize, size_t offset, void *dst, size_t len)
	Performs a blockwise coap get request to the specified url, store the response in a buffer.
int	nanocoap_get_blockwise_url (const char *url, coap_blksize_t blksize, coap_blockwise_cb_t callback, void *arg)
	Performs a blockwise coap get request to the specified url.
ssize_t	nanocoap_get_blockwise_url_to_buf (const char *url, coap_blksize_t blksize, void *buf, size_t len)
	Performs a blockwise coap get request to the specified url, store the response in a buffer.
ssize_t	nanocoap_get_blockwise_to_buf (nanocoap_sock_t *sock, const char *path, coap_blksize_t blksize, void *buf, size_t len)
	Performs a blockwise CoAP GET request, store the response in a buffer.
ssize_t	nanocoap_sock_request (nanocoap_sock_t *sock, coap_pkt_t *pkt, size_t len)
	Simple synchronous CoAP request.
ssize_t	nanocoap_sock_request_cb (nanocoap_sock_t *sock, coap_pkt_t *pkt, coap_request_cb_t cb, void *arg)
	Simple synchronous CoAP request with callback.
ssize_t	nanocoap_request (coap_pkt_t *pkt, const sock_udp_ep_t *local, const sock_udp_ep_t *remote, size_t len)
	Simple synchronous CoAP request.
static int	nanocoap_block_request_connect_url (coap_block_request_t *ctx, nanocoap_sock_t *sock, const char *url, coap_method_t method, coap_blksize_t blksize)
	Initialize block request context by URL and connect a socket.
int	nanocoap_sock_block_request (coap_block_request_t *ctx, const void *data, size_t len, bool more, coap_request_cb_t cb, void *arg)
	Do a block-wise request, send a single block.