Hi Kaspar, 2015-05-08 11:32 GMT+02:00 Kaspar Schleiser <kas...@schleiser.de>:
> Hey, > > On 05/08/15 11:29, Martine Lenders wrote: > >> On 05/08/15 11:14, Martine Lenders wrote: > >>> Actually, yes. But I'm still trying to get my head around why netapi > (or > >>> it's wrapper functions [1], slightly renamed) could not be that API. > >> > >> Because it requires the use of messages, which implicitly requires using > >> seperate threads. This is not feasable for low-memory systems. > > > > That's why I've put the emphasis on the wrapper functions of netapi. > Where can I find them? They're not in the header you cited? > Of course they are: /** * @brief Shortcut function for sending @ref NG_NETAPI_MSG_TYPE_SND messages * * @param[in] pid PID of the targeted network module * @param[in] pkt pointer into the packet buffer holding the data to send * * @return 1 if packet was successfully delivered * @return -1 on error (invalid PID or no space in queue) */ int ng_netapi_send(kernel_pid_t pid, ng_pktsnip_t *pkt); /** * @brief Shortcut function for sending @ref NG_NETAPI_MSG_TYPE_RCV messages * * @param[in] pid PID of the targeted network module * @param[in] pkt pointer into the packet buffer holding the received data * * @return 1 if packet was successfully delivered * @return -1 on error (invalid PID or no space in queue) */ int ng_netapi_receive(kernel_pid_t pid, ng_pktsnip_t *pkt); /** * @brief Shortcut function for sending @ref NG_NETAPI_MSG_TYPE_GET messages and * parsing the returned @ref NG_NETAPI_MSG_TYPE_ACK message * * @param[in] pid PID of the targeted network module * @param[in] opt option to get * @param[in] context (optional) context to the given option * @param[in] data pointer to buffer for reading the option's value * @param[in] max_len maximum number of bytes that fit into @p data * * @return value returned by the @ref NG_NETAPI_MSG_TYPE_ACK message */ int ng_netapi_get(kernel_pid_t pid, ng_netconf_opt_t opt, uint16_t context, void *data, size_t max_len); /** * @brief Shortcut function for sending @ref NG_NETAPI_MSG_TYPE_SET messages and * parsing the returned @ref NG_NETAPI_MSG_TYPE_ACK message * * @param[in] pid PID of the targeted network module * @param[in] opt option to set * @param[in] context (optional) context to the given option * @param[in] data data to set the given option to * @param[in] data_len size of @p data * * @return value returned by the @ref NG_NETAPI_MSG_TYPE_ACK message */ int ng_netapi_set(kernel_pid_t pid, ng_netconf_opt_t opt, uint16_t context, void *data, size_t data_len); Cheers, Martine
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