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#include <stdlib.h>
#include <fcntl.h>
#include <unistd.h>
#include <sys/stat.h>
#include <ecp/core.h>
#include <ecp/dir/dir.h>
#include <ecp/vconn/vconn.h>
#include "dir.h"
#include "vlink.h"
#include "ht.h"
#include "server.h"
static SRVConfig srv_config;
SRVConfig *srv_get_config(void) {
return &srv_config;
}
static void usage(char *arg) {
fprintf(stderr, "Usage: %s <capabilities> <priv> <addr> [ <pub> <addr> ]\n", arg);
exit(1);
}
static void handle_err(ECPConnection *conn, unsigned char mtype, int err) {
if (conn->type == ECP_CTYPE_VLINK) vlink_handle_err(conn, mtype, err);
LOG(LOG_ERR, "handle error ctype:%d mtype:%d err:%d\n", conn->type, mtype, err);
}
static ECPConnection *conn_new(ECPSocket *sock, unsigned char type) {
ECPConnection *conn = NULL;
switch (type) {
case ECP_CTYPE_VCONN: {
ECPVConnInb *_conn;
_conn = malloc(sizeof(ECPVConnInb));
if (_conn) {
ecp_vconn_init_inb(_conn, sock);
conn = &_conn->b;
}
break;
}
case ECP_CTYPE_VLINK: {
conn = malloc(sizeof(ECPConnection));
if (conn) ecp_vlink_init(conn, sock);
break;
}
default: {
conn = malloc(sizeof(ECPConnection));
if (conn) ecp_conn_init(conn, sock, type);
break;
}
}
return conn;
}
static void conn_free(ECPConnection *conn) {
free(conn);
}
int ecp_init(ECPContext *ctx, ECPConnHandler *vconn_handler, ECPConnHandler *vlink_handler) {
int rv;
rv = ecp_ctx_init(ctx, handle_err, conn_new, conn_free, NULL);
if (rv) return rv;
rv = ecp_vconn_handler_init(ctx, vconn_handler);
if (rv) return rv;
rv = ecp_vlink_handler_init(ctx, vlink_handler);
if (rv) return rv;
return ECP_OK;
}
int main(int argc, char *argv[]) {
ecp_tr_addr_t addr;
ECPContext ctx;
ECPSocket sock;
ECPConnHandler vconn_handler;
ECPConnHandler vlink_handler;
char *endptr;
int fd;
int rv;
if ((argc < 4) || (argc > 6)) usage(argv[0]);
srv_config.capabilities = (uint16_t)strtol(argv[1], &endptr, 16);
if (endptr[0] != '\0') {
fprintf(stderr, "Bad capabilities\n");
exit(1);
}
if ((fd = open(argv[2], O_RDONLY)) < 0) {
fprintf(stderr, "Unable to open %s\n", argv[2]);
exit(1);
}
if (read(fd, &srv_config.key_perma.public, sizeof(ecp_ecdh_public_t)) != sizeof(ecp_ecdh_public_t)) {
close(fd);
fprintf(stderr, "Unable to read public key from %s\n", argv[2]);
exit(1);
}
if (read(fd, &srv_config.key_perma.private, sizeof(ecp_ecdh_private_t)) != sizeof(ecp_ecdh_private_t)) {
close(fd);
fprintf(stderr, "Unable to read private key from %s\n", argv[2]);
exit(1);
}
close(fd);
srv_config.key_perma.valid = 1;
rv = ecp_init(&ctx, &vconn_handler, &vlink_handler);
if (rv) {
fprintf(stderr, "ecp_init RV:%d\n", rv);
exit(1);
}
rv = ecp_sock_create(&sock, &ctx, &srv_config.key_perma);
if (rv) {
fprintf(stderr, "ecp_sock_create RV:%d\n", rv);
exit(1);
}
rv = ecp_addr_init(&addr, argv[3]);
if (rv) {
fprintf(stderr, "ecp_addr_init RV:%d\n", rv);
exit(1);
}
rv = ecp_sock_open(&sock, &addr);
if (rv) {
fprintf(stderr, "ecp_sock_open RV:%d\n", rv);
exit(1);
}
rv = dir_init(&ctx);
if (rv) {
fprintf(stderr, "dir_init RV:%d\n", rv);
exit(1);
}
rv = vlink_init(&ctx);
if (rv) {
fprintf(stderr, "vlink_init RV:%d\n", rv);
exit(1);
}
rv = dir_start_announce(&sock);
if (rv) {
fprintf(stderr, "dir_start_announce RV:%d\n", rv);
exit(1);
}
rv = vlink_start_open(&sock);
if (rv) {
fprintf(stderr, "vlink_start_open RV:%d\n", rv);
exit(1);
}
rv = vlink_start_keyx();
if (rv) {
fprintf(stderr, "vlink_start_keyx RV:%d\n", rv);
exit(1);
}
if (argc == 6) {
ECPNode node;
ecp_ecdh_public_t node_pub;
ecp_tr_addr_t node_addr;
if ((fd = open(argv[4], O_RDONLY)) < 0) {
fprintf(stderr, "Unable to open %s\n", argv[4]);
exit(1);
}
if (read(fd, &node_pub, sizeof(ecp_ecdh_public_t)) != sizeof(ecp_ecdh_public_t)) {
close(fd);
fprintf(stderr, "Unable to read public key from %s\n", argv[4]);
exit(1);
}
close(fd);
int rv;
ecp_node_init(&node, &node_pub, NULL);
rv = ecp_node_set_addr(&node, argv[5]);
if (rv) {
fprintf(stderr, "ecp_node_set_addr RV:%d\n", rv);
exit(1);
}
rv = dir_open_conn(&sock, &node);
if (rv) {
fprintf(stderr, "dir_open_conn RV:%d\n", rv);
exit(1);
}
}
ecp_receiver(&sock);
}
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