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Made serial in and out buffer publicly accessable

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This commit is contained in:
mlenders 2011-07-25 16:14:15 +02:00
parent 0478c325c7
commit 9322071520
2 changed files with 33 additions and 11 deletions
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41
sys/net/sixlowpan/sixlowborder.c
View File

@ -27,8 +27,8 @@
char serial_reader_stack[READER_STACK_SIZE];
uint16_t serial_reader_pid;
uint8_t border_out_buf[BORDER_BUFFER_SIZE];
uint8_t border_in_buf[BORDER_BUFFER_SIZE];
uint8_t serial_out_buf[BORDER_BUFFER_SIZE];
uint8_t serial_in_buf[BORDER_BUFFER_SIZE];
flowcontrol_stat_t slwin_stat;
sem_t connection_established;
@ -63,7 +63,7 @@ ipv6_addr_t init_threeway_handshake() {
msg_receive(&m);
syn = (border_syn_packet_t *)m.content.ptr;
border_conf_header_t *synack = (border_conf_header_t *)border_out_buf;
border_conf_header_t *synack = (border_conf_header_t *)get_serial_out_buffer(0);
ipv6_addr_t addr;
memcpy(&addr, &(syn->addr), sizeof (ipv6_addr_t));
@ -123,6 +123,26 @@ uint8_t border_initialize(transceiver_type_t trans,ipv6_addr_t *border_router_ad
return SUCCESS;
}
uint16_t border_get_serial_reader() {
return serial_reader_pid;
}
uint8_t *get_serial_out_buffer(int offset) {
if (offset > BUFFER_SIZE) {
return NULL;
}
return &(serial_out_buf[offset]);
}
uint8_t *get_serial_in_buffer(int offset) {
if (offset > BUFFER_SIZE) {
return NULL;
}
return &(serial_in_buf[offset]);
}
int readpacket(uint8_t *packet_buf, int size) {
uint8_t *line_buf_ptr = packet_buf;
uint8_t byte = END+1;
@ -220,7 +240,7 @@ void serial_reader_f(void) {
while(1) {
posix_open(uart0_handler_pid, 0);
bytes = readpacket(border_in_buf, BORDER_BUFFER_SIZE);
bytes = readpacket(get_serial_in_buffer(0), BORDER_BUFFER_SIZE);
if (bytes < 0) {
switch (bytes) {
case (-SIXLOWERROR_ARRAYFULL):{
@ -235,10 +255,10 @@ void serial_reader_f(void) {
continue;
}
uart_buf = (border_packet_t*)border_in_buf;
uart_buf = (border_packet_t*)get_serial_in_buffer(0);
if (uart_buf->reserved == 0) {
if (uart_buf->type == BORDER_PACKET_CONF_TYPE) {
border_conf_header_t *conf_packet = (border_conf_header_t*)border_in_buf;
border_conf_header_t *conf_packet = (border_conf_header_t*)uart_buf;
if (conf_packet->conftype == BORDER_CONF_SYN) {
m.content.ptr = (char *)conf_packet;
msg_send(&m, main_pid, 1);
@ -340,7 +360,7 @@ void demultiplex(border_packet_t *packet, int len) {
}
void border_send_ack(uint8_t seq_num) {
border_packet_t *packet = (border_packet_t *)border_out_buf;
border_packet_t *packet = (border_packet_t *)get_serial_out_buffer(0);
packet->reserved = 0;
packet->type = BORDER_PACKET_ACK_TYPE;
packet->seq_num = seq_num;
@ -407,11 +427,11 @@ void flowcontrol_send_over_uart(border_packet_t *packet, int len) {
void multiplex_send_ipv6_over_uart(struct ipv6_hdr_t *packet) {
border_l3_header_t *serial_buf;
serial_buf = (border_l3_header_t *)border_out_buf;
serial_buf = (border_l3_header_t *)get_serial_out_buffer(0);
serial_buf->reserved = 0;
serial_buf->type = BORDER_PACKET_L3_TYPE;
serial_buf->ethertype = BORDER_ETHERTYPE_IPV6;
memcpy(border_out_buf+sizeof (border_l3_header_t), packet, IPV6_HDR_LEN + packet->length);
memcpy(get_serial_in_buffer(0)+sizeof (border_l3_header_t), packet, IPV6_HDR_LEN + packet->length);
flowcontrol_send_over_uart(
(border_packet_t *) serial_buf,
@ -422,7 +442,7 @@ void multiplex_send_ipv6_over_uart(struct ipv6_hdr_t *packet) {
void multiplex_send_addr_over_uart(ipv6_addr_t *addr) {
border_addr_packet_t *serial_buf;
serial_buf = (border_addr_packet_t *)border_out_buf;
serial_buf = (border_addr_packet_t *)get_serial_in_buffer(0);
serial_buf->reserved = 0;
serial_buf->type = BORDER_PACKET_CONF_TYPE;
serial_buf->conftype = BORDER_CONF_IPADDR;
@ -456,7 +476,6 @@ void border_send_ipv6_over_lowpan(struct ipv6_hdr_t *packet, uint8_t aro_flag, u
}
lowpan_init((ieee_802154_long_t*)&(packet->destaddr.uint16[4]), (uint8_t*)packet);
}
void border_process_lowpan(void) {

3
sys/net/sixlowpan/sixlowborder.h
View File

@ -104,6 +104,9 @@ typedef struct flowcontrol_stat_t {
size_t frame_len;
} recv_win[BORDER_RWS];
} flowcontrol_stat_t;
uint16_t border_get_serial_reader();
uint8_t *get_serial_out_buffer(int offset);
uint8_t *get_serial_in_buffer(int offset);
uint8_t border_initialize(transceiver_type_t trans,ipv6_addr_t *border_router_addr);
void multiplex_send_ipv6_over_uart(struct ipv6_hdr_t *packet);