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nanocoap: provide buffer version of coap_opt_add_uri_path()

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This simplifies the usage of `nanocoap` with modules such as
`uri_parser` greatly.
This commit is contained in:
Martine Lenders 2021-08-05 11:23:27 +02:00
parent 1b0152bd73
commit adce90343c
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1 changed files with 23 additions and 1 deletions
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24
sys/include/net/nanocoap.h
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@ -1131,7 +1131,7 @@ static inline ssize_t coap_opt_add_string(coap_pkt_t *pkt, uint16_t optnum,
* @note Use this only for null-terminated strings.
*
* @param[in,out] pkt Packet being built
* @param[in] path Resource (sub)path
* @param[in] path `\0`-terminated resource (sub)path
*
* @pre ((pkt != NULL) && (path != NULL))
*
@ -1144,6 +1144,28 @@ static inline ssize_t coap_opt_add_uri_path(coap_pkt_t *pkt, const char *path)
return coap_opt_add_string(pkt, COAP_OPT_URI_PATH, path, '/');
}
/**
* @brief Adds one or multiple Uri-Path options in the form '/path' into pkt
*
* @note Use this only for null-terminated strings.
*
* @param[in,out] pkt Packet being built
* @param[in] path Resource (sub)path
* @param[in] path_len Length of @p path
*
* @pre ((pkt != NULL) && (path != NULL))
*
* @return number of bytes written to pkt buffer
* @return <0 on error
* @return -ENOSPC if no available options or pkt full
*/
static inline ssize_t coap_opt_add_uri_path_buffer(coap_pkt_t *pkt,
const char *path,
size_t path_len)
{
return coap_opt_add_chars(pkt, COAP_OPT_URI_PATH, path, path_len, '/');
}
/**
* @brief Finalizes options as required and prepares for payload
*