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#include <string.h>

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#include <sys/types.h>

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#include <sys/socket.h>

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#include <netdb.h>

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#include <assert.h>

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#include "common.h"

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#include "remote_node.h"

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int remote_node_init (struct remote_node *node_info, const char *hostname, const char *portname) {

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    // zero out the struct

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    memset(node_info, 0, sizeof(*node_info));

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    // XXX: currently, this is hardcoded to one, but should be automagically discovered

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    node_info->parallel_renders = 1;

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    // lookup the host:port

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    portname = portname ? portname : RENDER_PORT_NAME;

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    // XXX: stat it and look for a PF_UNIX socket!

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    // PF_INET

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    struct addrinfo hints, *results, *result;

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    memset(&hints, 0, sizeof(hints));

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    hints.ai_socktype = SOCK_STREAM;

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    hints.ai_flags = AI_ADDRCONFIG;     // attempt to get a working address as the first result

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    int err = getaddrinfo(hostname, portname, &hints, &results);

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    if (err != 0) {

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        error("getaddrinfo: [%s].%s: %s", hostname, portname, gai_strerror(err));

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        return -1;

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    }

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    assert(results != NULL); // we expect at least one result

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    // XXX: only use the first result, discard the rest.

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    result = results;

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    memcpy(&node_info->addr, result->ai_addr, result->ai_addrlen);

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    freeaddrinfo(results);

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    // success!

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    node_info->valid = 1;

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    return 0;

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}

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