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#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include "eos.h"
#include "event.h"
#include "dev/net.h"
#include "cell.h"
static eos_evt_handler_t evt_handler[EOS_CELL_MAX_MTYPE];
static void cell_handle_msg(unsigned char type, unsigned char *buffer, uint16_t len) {
unsigned char mtype;
unsigned char idx;
if ((buffer == NULL) || (len < 1)) {
eos_net_bad_handler(type, buffer, len);
return;
}
mtype = buffer[0];
idx = (mtype & EOS_CELL_MTYPE_MASK) >> 4;
if ((idx < EOS_CELL_MAX_MTYPE) && evt_handler[idx]) {
evt_handler[idx](mtype & ~EOS_CELL_MTYPE_MASK, buffer, len);
} else {
eos_net_bad_handler(type, buffer, len);
}
}
void eos_cell_init(void) {
int i;
for (i=0; i<EOS_CELL_MAX_MTYPE; i++) {
evt_handler[i] = NULL;
}
eos_net_set_handler(EOS_NET_MTYPE_CELL, cell_handle_msg);
}
void eos_cell_set_handler(unsigned char mtype, eos_evt_handler_t handler) {
unsigned char idx = (mtype & EOS_CELL_MTYPE_MASK) >> 4;
if (idx < EOS_CELL_MAX_MTYPE) evt_handler[idx] = handler;
}
eos_evt_handler_t eos_cell_get_handler(unsigned char mtype) {
unsigned char idx = (mtype & EOS_CELL_MTYPE_MASK) >> 4;
if (idx < EOS_CELL_MAX_MTYPE) return evt_handler[idx];
return NULL;
}
int eos_cell_send_buffer(unsigned char *buffer, uint16_t buf_len, uint16_t offset, int sync) {
buffer -= offset;
return eos_net_send_async(EOS_NET_MTYPE_CELL, buffer, buf_len + offset, 1);
}
int eos_cell_status_parse(unsigned char *buffer, uint16_t len, uint8_t *status, uint8_t *connected) {
if (len < 2) return EOS_ERR_SIZE;
if (buffer[0] != (EOS_CELL_MTYPE_DEV | EOS_CELL_MTYPE_STATUS)) return EOS_ERR_NET;
buffer++;
len -= 1;
*status = buffer[0];
buffer++;
len -= 1;
if (*status == EOS_CELL_STATUS_PPP) {
if (len < 1) return EOS_ERR_SIZE;
if (connected) *connected = buffer[0];
buffer++;
len--;
}
return EOS_OK;
}
int eos_cell_status(uint8_t *status, uint8_t *connected, unsigned char *buffer) {
unsigned char type;
uint16_t len;
int do_release;
int rv;
do_release = 0;
if (buffer == NULL) {
buffer = eos_net_alloc();
do_release = 1;
}
type = EOS_NET_MTYPE_CELL;
len = 1;
buffer[0] = EOS_CELL_MTYPE_DEV | EOS_CELL_MTYPE_STATUS;
rv = eos_net_xchg(&type, buffer, &len);
if (rv) goto cell_status_fin;
if (type != EOS_NET_MTYPE_CELL) {
rv = EOS_ERR_NET;
goto cell_status_fin;
}
rv = eos_cell_status_parse(buffer, len, status, connected);
cell_status_fin:
if (do_release) eos_net_free(buffer, 1);
return rv;
}
int eos_cell_uart_take(unsigned char *buffer, int sync) {
int async;
if (buffer == NULL) {
buffer = eos_net_alloc();
async = 1;
} else {
async = !sync;
}
buffer[0] = EOS_CELL_MTYPE_DEV | EOS_CELL_MTYPE_UART_TAKE;
return _eos_net_send(EOS_NET_MTYPE_CELL, buffer, 1, async, 1);
}
int eos_cell_uart_give(unsigned char *buffer, int sync) {
int async;
if (buffer == NULL) {
buffer = eos_net_alloc();
async = 1;
} else {
async = !sync;
}
buffer[0] = EOS_CELL_MTYPE_DEV | EOS_CELL_MTYPE_UART_GIVE;
return _eos_net_send(EOS_NET_MTYPE_CELL, buffer, 1, async, 1);
}
unsigned char *eos_cell_uart_data_buffer(uint16_t *offset) {
unsigned char *buffer;
buffer = eos_net_alloc();
buffer[0] = EOS_CELL_MTYPE_DEV | EOS_CELL_MTYPE_UART_DATA;
*offset = 1;
return buffer + *offset;
}
int eos_cell_voice_dial(char *num, unsigned char *buffer, int sync) {
int async;
size_t num_len;
num_len = strlen(num);
if (num_len > EOS_CELL_MAX_DIAL_STR) return EOS_ERR_SIZE;
if (buffer == NULL) {
buffer = eos_net_alloc();
async = 1;
} else {
async = !sync;
}
buffer[0] = EOS_CELL_MTYPE_VOICE | EOS_CELL_MTYPE_VOICE_DIAL;
strcpy(buffer + 1, num);
return _eos_net_send(EOS_NET_MTYPE_CELL, buffer, 1 + num_len, async, 1);
}
int eos_cell_voice_answer(unsigned char *buffer, int sync) {
int async;
if (buffer == NULL) {
buffer = eos_net_alloc();
async = 1;
} else {
async = !sync;
}
buffer[0] = EOS_CELL_MTYPE_VOICE | EOS_CELL_MTYPE_VOICE_ANSWER;
return _eos_net_send(EOS_NET_MTYPE_CELL, buffer, 1, async, 1);
}
int eos_cell_voice_hangup(unsigned char *buffer, int sync) {
int async;
if (buffer == NULL) {
buffer = eos_net_alloc();
async = 1;
} else {
async = !sync;
}
buffer[0] = EOS_CELL_MTYPE_VOICE | EOS_CELL_MTYPE_VOICE_HANGUP;
return _eos_net_send(EOS_NET_MTYPE_CELL, buffer, 1, async, 1);
}
unsigned char *eos_cell_voice_pcm_buffer(uint16_t *offset) {
unsigned char *buffer;
buffer = eos_net_alloc();
buffer[0] = EOS_CELL_MTYPE_VOICE | EOS_CELL_MTYPE_VOICE_PCM;
*offset = 1;
return buffer + *offset;
}
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