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authorUros Majstorovic <majstor@majstor.org>2022-02-02 06:40:10 +0100
committerUros Majstorovic <majstor@majstor.org>2022-02-02 06:40:10 +0100
commit64b55e7e1236121ea4197d9a37cfec43b196cfe8 (patch)
treeeb16f4a2d3eae3d9485eccbd923812a56b627979 /ecp/src/platform/fe310/transport.c
parenta4401c99c2a54ba9a964317cbff915d40d16e470 (diff)
moved ecp, platform -> src
Diffstat (limited to 'ecp/src/platform/fe310/transport.c')
-rw-r--r--ecp/src/platform/fe310/transport.c116
1 files changed, 116 insertions, 0 deletions
diff --git a/ecp/src/platform/fe310/transport.c b/ecp/src/platform/fe310/transport.c
new file mode 100644
index 0000000..777a956
--- /dev/null
+++ b/ecp/src/platform/fe310/transport.c
@@ -0,0 +1,116 @@
+#include <stdlib.h>
+
+#include <core.h>
+#include <tr.h>
+
+#include <eos/eos.h>
+#include <eos/net.h>
+
+static unsigned char _flags = 0;
+
+ECPSocket *_ecp_tr_sock = NULL;
+
+static void packet_handler(unsigned char type, unsigned char *buffer, uint16_t len) {
+ ECPNetAddr addr;
+
+ ECP2Buffer bufs;
+ ECPBuffer packet;
+ ECPBuffer payload;
+ unsigned char pld_buf[ECP_MAX_PLD];
+
+ bufs.packet = &packet;
+ bufs.payload = &payload;
+
+ packet.buffer = buffer+EOS_SOCK_SIZE_UDP_HDR;
+ packet.size = ECP_MAX_PKT;
+ payload.buffer = pld_buf;
+ payload.size = ECP_MAX_PLD;
+
+ if ((buffer == NULL) || (len < EOS_SOCK_SIZE_UDP_HDR)) {
+ eos_net_free(buffer, 0);
+ return;
+ }
+
+ eos_sock_getfrom(buffer, &addr);
+ ssize_t rv = ecp_pkt_handle(_ecp_tr_sock, &addr, NULL, &bufs, len-EOS_SOCK_SIZE_UDP_HDR);
+#ifdef ECP_DEBUG
+ if (rv < 0) {
+ char b[16];
+ puts("ERR:");
+ puts(itoa(rv, b, 10));
+ puts("\n");
+ }
+#endif
+ if (bufs.packet->buffer) eos_net_free(buffer, 0);
+ eos_net_release();
+}
+
+int ecp_tr_init(ECPContext *ctx) {
+ return ECP_OK;
+}
+
+int ecp_tr_addr_eq(ECPNetAddr *addr1, ECPNetAddr *addr2) {
+ if (addr1->port != addr2->port) return 0;
+ if (memcmp(addr1->host, addr2->host, sizeof(addr1->host)) != 0) return 0;
+ return 1;
+}
+
+int ecp_tr_addr_set(ECPNetAddr *addr, void *addr_s) {
+ return ECP_ERR;
+}
+
+int ecp_tr_open(ECPSocket *sock, void *addr_s) {
+ sock->sock = eos_sock_open_udp(packet_handler);
+ if (sock->sock < 0) {
+ sock->sock = 0;
+ return ECP_ERR_SEND;
+ }
+ _ecp_tr_sock = sock;
+ return ECP_OK;
+}
+
+void ecp_tr_close(ECPSocket *sock) {
+ eos_sock_close(sock->sock);
+ _ecp_tr_sock = NULL;
+}
+
+ssize_t ecp_tr_send(ECPSocket *sock, ECPBuffer *packet, size_t msg_size, ECPNetAddr *addr, unsigned char flags) {
+ unsigned char *buf = NULL;
+ int rv;
+
+ flags |= _flags;
+ if (packet && packet->buffer) {
+ if (flags & ECP_SEND_FLAG_REPLY) {
+ buf = packet->buffer-EOS_SOCK_SIZE_UDP_HDR;
+ packet->buffer = NULL;
+ } else {
+ buf = eos_net_alloc();
+ memcpy(buf+EOS_SOCK_SIZE_UDP_HDR, packet->buffer, msg_size);
+ }
+ }
+ if (buf == NULL) return ECP_ERR;
+ rv = eos_sock_sendto(sock->sock, buf, msg_size+EOS_SOCK_SIZE_UDP_HDR, flags & ECP_SEND_FLAG_MORE, addr);
+ if (rv) return ECP_ERR_SEND;
+ return msg_size;
+}
+
+ssize_t ecp_tr_recv(ECPSocket *sock, ECPBuffer *packet, ECPNetAddr *addr, int timeout) {
+ return ECP_ERR;
+}
+
+void ecp_tr_release(ECPBuffer *packet, unsigned char more) {
+ if (packet && packet->buffer) {
+ eos_net_free(packet->buffer-EOS_SOCK_SIZE_UDP_HDR, more);
+ packet->buffer = NULL;
+ } else if (!more) {
+ eos_net_release();
+ }
+}
+
+void ecp_tr_flag_set(unsigned char flags) {
+ _flags |= flags;
+}
+
+void ecp_tr_flag_clear(unsigned char flags) {
+ _flags &= ~flags;
+}