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-rw-r--r--firmware/x300/x300/x300_main.c78
1 files changed, 34 insertions, 44 deletions
diff --git a/firmware/x300/x300/x300_main.c b/firmware/x300/x300/x300_main.c
index a15afd196..7d6771bc7 100644
--- a/firmware/x300/x300/x300_main.c
+++ b/firmware/x300/x300/x300_main.c
@@ -66,14 +66,8 @@ void handle_udp_prog_framer(
const void *buff, const size_t num_bytes
)
{
- if (buff == NULL) {
- /* We got here from ICMP_DUR undeliverable packet */
- /* Future space for hooks to tear down streaming radios etc */
- }
- else {
const uint32_t sid = ((const uint32_t *)buff)[1];
program_udp_framer(ethno, sid, src, src_port, dst_port);
- }
}
/***********************************************************************
@@ -86,42 +80,42 @@ void handle_udp_fw_comms(
const void *buff, const size_t num_bytes
)
{
- if (buff == NULL) {
- /* We got here from ICMP_DUR undeliverable packet */
- /* Future space for hooks to tear down streaming radios etc */
- } else {
- const x300_fw_comms_t *request = (const x300_fw_comms_t *)buff;
- x300_fw_comms_t reply; memcpy(&reply, buff, sizeof(reply));
+ const x300_fw_comms_t *request = (const x300_fw_comms_t *)buff;
+ x300_fw_comms_t reply; memcpy(&reply, buff, sizeof(reply));
- //check for error and set error flag
- if (num_bytes < sizeof(x300_fw_comms_t)) {
- reply.flags |= X300_FW_COMMS_FLAGS_ERROR;
- }
- //otherwise, run the actions set by the flags
- else {
- if (request->flags & X300_FW_COMMS_FLAGS_PEEK32)
- {
- if (request->addr & 0x00100000) {
- chinch_peek32(request->addr & 0x000FFFFF, &reply.data);
- } else {
- reply.data = wb_peek32(request->addr);
- }
- }
- if (request->flags & X300_FW_COMMS_FLAGS_POKE32)
- {
- if (request->addr & 0x00100000) {
- chinch_poke32(request->addr & 0x000FFFFF, request->data);
- } else {
- wb_poke32(request->addr, request->data);
- }
+ //check for error and set error flag
+ if (num_bytes < sizeof(x300_fw_comms_t))
+ {
+ reply.flags |= X300_FW_COMMS_FLAGS_ERROR;
+ }
+
+ //otherwise, run the actions set by the flags
+ else
+ {
+ if (request->flags & X300_FW_COMMS_FLAGS_PEEK32)
+ {
+ if (request->addr & 0x00100000) {
+ chinch_peek32(request->addr & 0x000FFFFF, &reply.data);
+ } else {
+ reply.data = wb_peek32(request->addr);
}
}
- //send a reply if ack requested
- if (request->flags & X300_FW_COMMS_FLAGS_ACK) {
- u3_net_stack_send_udp_pkt(ethno, src, dst_port, src_port, &reply, sizeof(reply));
+ if (request->flags & X300_FW_COMMS_FLAGS_POKE32)
+ {
+ if (request->addr & 0x00100000) {
+ chinch_poke32(request->addr & 0x000FFFFF, request->data);
+ } else {
+ wb_poke32(request->addr, request->data);
+ }
}
}
+
+ //send a reply if ack requested
+ if (request->flags & X300_FW_COMMS_FLAGS_ACK)
+ {
+ u3_net_stack_send_udp_pkt(ethno, src, dst_port, src_port, &reply, sizeof(reply));
+ }
}
/***********************************************************************
@@ -138,9 +132,7 @@ void handle_udp_fpga_prog(
x300_fpga_prog_flags_t reply = {0};
bool status = true;
- if (buff == NULL) {
- return;
- } else if (num_bytes < offsetof(x300_fpga_prog_t, data)) {
+ if (num_bytes < offsetof(x300_fpga_prog_t, data)) {
reply.flags |= X300_FPGA_PROG_FLAGS_ERROR;
} else {
if (request->flags & X300_FPGA_PROG_FLAGS_INIT) {
@@ -191,7 +183,7 @@ void handle_udp_fpga_prog(
/***********************************************************************
* Handler for MTU detection
**********************************************************************/
-void handle_udp_mtu_detect(
+void handle_mtu_detect(
const uint8_t ethno,
const struct ip_addr *src, const struct ip_addr *dst,
const uint16_t src_port, const uint16_t dst_port,
@@ -201,9 +193,7 @@ void handle_udp_mtu_detect(
const x300_mtu_t *request = (const x300_mtu_t *) buff;
x300_mtu_t reply;
- if (buff == NULL) {
- return;
- } else if (!(request->flags & X300_MTU_DETECT_ECHO_REQUEST)) {
+ if (!(request->flags & X300_MTU_DETECT_ECHO_REQUEST)) {
printf("DEBUG: MTU detect got unknown request\n");
reply.flags |= X300_MTU_DETECT_ERROR;
}
@@ -426,7 +416,7 @@ int main(void)
u3_net_stack_register_udp_handler(X300_FW_COMMS_UDP_PORT, &handle_udp_fw_comms);
u3_net_stack_register_udp_handler(X300_VITA_UDP_PORT, &handle_udp_prog_framer);
u3_net_stack_register_udp_handler(X300_FPGA_PROG_UDP_PORT, &handle_udp_fpga_prog);
- u3_net_stack_register_udp_handler(X300_MTU_DETECT_UDP_PORT, &handle_udp_mtu_detect);
+ u3_net_stack_register_udp_handler(X300_MTU_DETECT_UDP_PORT, &handle_mtu_detect);
uint32_t last_cronjob = 0;