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109 lines
2.6 KiB
C
109 lines
2.6 KiB
C
/*
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* Copyright (C) 2011 CERN (www.cern.ch)
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* Author: Alessandro Rubini
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*
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* Released to the public domain
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*/
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/*
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* This is the startup thing for hosted environments. It
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* defines main and then calls the main loop.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <sys/timex.h>
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#include <ppsi/ppsi.h>
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#include "ppsi-unix.h"
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/* ppg and fields */
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static struct pp_globals ppg_static;
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static DSDefault defaultDS;
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static DSCurrent currentDS;
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static DSParent parentDS;
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static DSTimeProperties timePropertiesDS;
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static struct pp_servo servo;
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int main(int argc, char **argv)
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{
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struct pp_globals *ppg;
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struct pp_instance *ppi;
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struct timex t;
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int i;
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setbuf(stdout, NULL);
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pp_printf("PPSi. Commit %s, built on " __DATE__ "\n", PPSI_VERSION);
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ppg = &ppg_static;
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ppg->defaultDS = &defaultDS;
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ppg->currentDS = ¤tDS;
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ppg->parentDS = &parentDS;
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ppg->timePropertiesDS = &timePropertiesDS;
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ppg->servo = &servo;
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ppg->rt_opts = &__pp_default_rt_opts;
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/* We are hosted, so we can allocate */
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ppg->max_links = PP_MAX_LINKS;
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ppg->arch_data = calloc(1, sizeof(struct unix_arch_data));
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ppg->pp_instances = calloc(ppg->max_links, sizeof(struct pp_instance));
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if ((!ppg->arch_data) || (!ppg->pp_instances))
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exit(__LINE__);
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/* Set offset here, so config parsing can override it */
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if (adjtimex(&t) >= 0)
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timePropertiesDS.currentUtcOffset = t.tai;
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if (pp_parse_cmdline(ppg, argc, argv) != 0)
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return -1;
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/* If no item has been parsed, provide a default file or string */
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if (ppg->cfg_items == 0)
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pp_config_file(ppg, 0, PP_DEFAULT_CONFIGFILE);
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if (ppg->cfg_items == 0)
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pp_config_string(ppg, strdup("link 0; iface eth0; proto udp"));
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for (i = 0; i < ppg->nlinks; i++) {
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ppi = &ppg->pp_instances[i];
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NP(ppi)->ch[PP_NP_EVT].fd = -1;
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NP(ppi)->ch[PP_NP_GEN].fd = -1;
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ppi->glbs = ppg;
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ppi->iface_name = ppi->cfg.iface_name;
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/* this old-fashioned "ethernet_mode" is a single bit */
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ppi->ethernet_mode = (ppi->cfg.proto == PPSI_PROTO_RAW);
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if (ppi->cfg.role == PPSI_ROLE_MASTER) {
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ppi->master_only = 1;
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ppi->slave_only = 0;
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}
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else if (ppi->cfg.role == PPSI_ROLE_SLAVE) {
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ppi->master_only = 0;
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ppi->slave_only = 1;
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}
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/* FIXME set ppi ext enable as defined in its pp_link */
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ppi->portDS = calloc(1, sizeof(*ppi->portDS));
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/* The following default names depend on TIME= at build time */
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ppi->n_ops = &DEFAULT_NET_OPS;
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ppi->t_ops = &DEFAULT_TIME_OPS;
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if (!ppi->portDS)
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exit(__LINE__);
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}
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pp_open_globals(ppg);
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unix_main_loop(ppg);
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return 0; /* never reached */
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}
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