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#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include "eos.h"
#include "event.h"
#include "net.h"
#include "wifi.h"
static eos_wifi_fptr_t wifi_handler[EOS_WIFI_MAX_MTYPE];
static uint16_t wifi_handler_flags_buf_free = 0;
static uint16_t wifi_handler_flags_buf_acq = 0;
static void wifi_handler_evt(unsigned char type, unsigned char *buffer, uint16_t len) {
if ((buffer == NULL) || (len < 1)) {
eos_evtq_bad_handler(type, buffer, len);
eos_net_free(buffer, 0);
return;
}
uint8_t mtype = buffer[0];
if (mtype >= EOS_WIFI_MAX_MTYPE) {
eos_evtq_bad_handler(type, buffer, len);
eos_net_free(buffer, 0);
return;
}
uint16_t buf_free = ((uint16_t)1 << mtype) & wifi_handler_flags_buf_free;
uint16_t buf_acq = ((uint16_t)1 << mtype) & wifi_handler_flags_buf_acq;
if (buf_free) {
eos_net_free(buffer, buf_acq);
buffer = NULL;
len = 0;
}
wifi_handler[mtype](buffer, len);
if (buf_free && buf_acq) eos_net_release();
}
void eos_wifi_init(void) {
eos_net_set_handler(EOS_NET_MTYPE_WIFI, wifi_handler_evt, 0);
}
void eos_wifi_connect(const char *ssid, const char *pass) {
int ssid_len = strlen(ssid);
int pass_len = strlen(pass);
unsigned char *buffer = eos_net_alloc();
buffer[0] = EOS_WIFI_MTYPE_CONNECT;
strcpy(buffer+1, ssid);
buffer[ssid_len+1] = 0;
strcpy(buffer+ssid_len+2, pass);
buffer[ssid_len+pass_len+2] = 0;
eos_net_send(EOS_NET_MTYPE_WIFI, buffer, ssid_len+pass_len+3, 0);
}
void eos_wifi_disconnect(void) {
unsigned char *buffer = eos_net_alloc();
buffer[0] = EOS_WIFI_MTYPE_DISCONNECT;
eos_net_send(EOS_NET_MTYPE_WIFI, buffer, 1, 0);
}
void eos_wifi_set_handler(int mtype, eos_wifi_fptr_t handler, uint8_t flags) {
if (mtype >= EOS_WIFI_MAX_MTYPE) {
return;
}
if (flags) {
uint16_t flag = (uint16_t)1 << mtype;
if (flags & EOS_NET_FLAG_BFREE) wifi_handler_flags_buf_free |= flag;
if (flags & EOS_NET_FLAG_BACQ) wifi_handler_flags_buf_acq |= flag;
}
wifi_handler[mtype] = handler;
}
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