From d8d94a9c2f13b1a7c6d0c209f9757e3f1f122e0b Mon Sep 17 00:00:00 2001
From: Uros Majstorovic <majstor@majstor.org>
Date: Mon, 24 Oct 2022 19:55:48 +0200
Subject: added ecp example

---
 fw/fe310/phone/ecp.c | 182 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 182 insertions(+)
 create mode 100644 fw/fe310/phone/ecp.c

(limited to 'fw/fe310/phone/ecp.c')

diff --git a/fw/fe310/phone/ecp.c b/fw/fe310/phone/ecp.c
new file mode 100644
index 0000000..6ce9c8f
--- /dev/null
+++ b/fw/fe310/phone/ecp.c
@@ -0,0 +1,182 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+
+#include <eos.h>
+#include <soc/i2s.h>
+#include <dev/net.h>
+
+#include <eve/eve.h>
+#include <eve/eve_kbd.h>
+#include <eve/eve_font.h>
+
+#include <eve/screen/window.h>
+#include <eve/screen/page.h>
+#include <eve/screen/form.h>
+
+#include "app/app.h"
+#include "app/status.h"
+
+#include "sms.h"
+
+#include <ecp/core.h>
+#include <ecp/tr.h>
+
+#include "ecp.h"
+
+#define CTYPE_PHONE     0
+#define MTYPE_VOIP      0
+#define MTYPE_TEXT      1
+
+static ECPContext ctx;
+static ECPSocket sock;
+static ECPConnHandler handler;
+
+int arc4random_alloc(void **rsp, size_t rsp_size, void **rsxp, size_t rsxp_size) {
+    *rsp = malloc(rsp_size);
+    *rsxp = malloc(rsxp_size);
+
+    if ((*rsp == NULL) || (*rsxp == NULL)) {
+        if (*rsp) free(*rsp);
+        if (*rsp) free(*rsxp);
+        return -1;
+    }
+    return 0;
+}
+
+static void handle_err(ECPConnection *conn, unsigned char mtype, int err) {
+    printf("ERR: CTYPE:0x%x MTYPE:0x%x ERR:%d\n", conn->type, mtype, err);
+}
+
+static int handle_open(ECPConnection *conn, ECP2Buffer *b) {
+    APP_LOG(APP_LOG_DEBUG, "CONN OPEN\n");
+
+    return ECP_OK;
+}
+
+static ssize_t handle_msg(ECPConnection *conn, ecp_seq_t seq, unsigned char mtype, unsigned char *msg, size_t msg_size, ECP2Buffer *b) {
+    switch (mtype) {
+        case MTYPE_VOIP: {
+            eos_i2s_spk_write(msg, msg_size);
+            break;
+        }
+
+        case MTYPE_TEXT: {
+            APP_LOG(APP_LOG_DEBUG, "ECP TEXT:%s\n", msg);
+            break;
+        }
+
+    }
+
+    return msg_size;
+}
+
+static ECPConnection *conn_new(ECPSocket *sock, unsigned char type) {
+    ECPConnection *conn;
+
+    conn = malloc(sizeof(ECPConnection));
+    if (conn) ecp_conn_init(conn, sock, type);
+    return conn;
+}
+
+static void conn_free(ECPConnection *conn) {
+    if (ecp_conn_is_gc(conn)) free(conn);
+}
+
+void ecp_init(void) {
+    ECPDHKey key_perma;
+    int rv;
+
+    rv = ecp_ctx_init(&ctx, handle_err, conn_new, conn_free);
+    if (rv) {
+        APP_LOG(APP_LOG_ERR, "CTX INIT ERR:%d\n", rv);
+        return;
+    }
+
+    ecp_conn_handler_init(&handler, handle_msg, handle_open, NULL, NULL);
+    ecp_ctx_set_handler(&ctx, CTYPE_PHONE, &handler);
+
+    rv = ecp_dhkey_gen(&key_perma);
+    if (rv) {
+        APP_LOG(APP_LOG_ERR, "DHKEY GEN ERR:%d\n", rv);
+        return;
+    }
+
+    rv = ecp_sock_create(&sock, &ctx, &key_perma);
+    if (rv) {
+        APP_LOG(APP_LOG_ERR, "SOCK CREATE ERR:%d\n", rv);
+        return;
+    }
+
+    rv = ecp_sock_open(&sock, NULL);
+    if (rv) {
+        APP_LOG(APP_LOG_ERR, "SOCK OPEN ERR:%d\n", rv);
+        return;
+    }
+
+}
+
+static void connect(void) {
+    ECPNode node = {
+        .key_perma.public = {
+            0xf0, 0x30, 0xde, 0xb2, 0x82, 0xe8, 0x7c, 0x87, 0x7d, 0x62, 0x15, 0xc3, 0xd9, 0xfd, 0xe2, 0x25,
+            0x6c, 0x02, 0xb0, 0x74, 0x35, 0xb3, 0xd6, 0xc2, 0xed, 0xa9, 0x6b, 0xf9, 0x74, 0x53, 0x36, 0x1c,
+        },
+        .key_perma.valid = 1,
+        .addr = {
+            .host = {192,168,1,8},
+            .port = 3001,
+        },
+    };
+    ECPConnection *conn;
+    int rv;
+
+    conn = malloc(sizeof(ECPConnection));
+    if (conn == NULL) {
+        APP_LOG(APP_LOG_ERR, "OUT OF MEMORY\n");
+        return;
+    }
+
+    ecp_conn_init(conn, &sock, CTYPE_PHONE);
+    rv = ecp_conn_open(conn, &node);
+    if (rv) {
+        APP_LOG(APP_LOG_ERR, "CONN OPEN ERR:%d\n", rv);
+        return;
+    }
+}
+
+int ecp_app(EVEWindow *window, EVEViewStack *stack) {
+    EVEFormSpec spec[] = {
+        APP_SPACERW(APP_SCREEN_W,1),
+    };
+    EVEPage *page = eve_form_create(window, stack, spec, APP_SPEC_SIZE(spec), ecp_uievt, ecp_close);
+    if (page == NULL) {
+        APP_LOG(APP_LOG_ERR, "OUT OF MEMORY\n");
+        return EVE_ERR_NOMEM;
+    }
+
+    return EVE_OK;
+}
+
+int ecp_uievt(EVEPage *page, uint16_t evt, void *param) {
+    int ret = 0;
+
+    switch (evt) {
+        case EVE_UIEVT_GEST_TOUCH: {
+            connect();
+            break;
+        }
+
+        default: {
+            ret = eve_form_uievt(page, evt, param);
+            break;
+        }
+    }
+
+    return ret;
+}
+
+void ecp_close(EVEPage *page) {
+    eve_form_destroy(page);
+}
-- 
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