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lcr/admin_server.c

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/*****************************************************************************\
** **
** PBX4Linux **
** **
**---------------------------------------------------------------------------**
** Copyright: Andreas Eversberg **
** **
** Socket link **
** **
\*****************************************************************************/
#include <stdio.h>
//#include <stdlib.h>
//#include <string.h>
#include <sys/types.h>
//#include <sys/stat.h>
//#include <unistd.h>
//#include <signal.h>
//#include <stdarg.h>
//#include <fcntl.h>
#include <sys/ioctl.h>
//#include <sys/file.h>
//#include <errno.h>
//#include <sys/mman.h>
//#include <sys/resource.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <curses.h>
#include "main.h"
char *socket_name = SOCKET_NAME;
int sock = -1;
struct sockaddr_un sock_address;
struct admin_list *admin_list = NULL;
/*
* initialize admin socket
*/
int admin_init(void)
{
unsigned long on = 1;
/* open and bind socket */
if ((sock = socket(PF_UNIX, SOCK_STREAM, 0)) < 0)
{
PERROR("Failed to create admin socket. (errno=%d)\n", errno);
return(-1);
}
fhuse++;
memset(&sock_address, 0, sizeof(sock_address));
sock_address.sun_family = AF_UNIX;
UCPY(sock_address.sun_path, socket_name);
unlink(socket_name);
if (bind(sock, (struct sockaddr *)(&sock_address), SUN_LEN(&sock_address)) < 0)
{
close(sock);
unlink(socket_name);
fhuse--;
sock = -1;
PERROR("Failed to bind admin socket to \"%s\". (errno=%d)\n", sock_address.sun_path, errno);
return(-1);
}
if (listen(sock, 5) < 0)
{
close(sock);
unlink(socket_name);
fhuse--;
sock = -1;
PERROR("Failed to listen to socket \"%s\". (errno=%d)\n", sock_address.sun_path, errno);
return(-1);
}
if (ioctl(sock, FIONBIO, (unsigned char *)(&on)) < 0)
{
close(sock);
unlink(socket_name);
fhuse--;
sock = -1;
PERROR("Failed to set socket \"%s\" into non-blocking mode. (errno=%d)\n", sock_address.sun_path, errno);
return(-1);
}
return(0);
}
/*
* free connection
*/
void free_connection(struct admin_list *admin)
{
struct admin_queue *response;
void *temp;
if (admin->sock >= 0)
{
close(admin->sock);
fhuse--;
}
// printf("new\n", response);
response = admin->response;
while (response)
{
//#warning
// printf("%x\n", response);
temp = response->next;
free(response);
memuse--;
response = (struct admin_queue *)temp;
}
// printf("new2\n", response);
free(admin);
// printf("new3\n", response);
memuse--;
}
/*
* cleanup admin socket
*/
void admin_cleanup(void)
{
struct admin_list *admin, *next;;
admin = admin_list;
while(admin)
{
//printf("clean\n");
next = admin->next;
free_connection(admin);
admin = next;
}
if (sock >= 0)
{
close(sock);
fhuse--;
}
}
/*
* do interface reload
*/
int admin_interface(struct admin_queue **responsep)
{
struct admin_queue *response; /* response pointer */
char *err_txt = "";
int err = 0;
if (read_interfaces())
{
relink_interfaces();
free_interfaces(interface_first);
interface_first = interface_newlist;
interface_newlist = NULL;
} else
{
err_txt = interface_error;
err = -1;
}
/* create state response */
response = (struct admin_queue *)malloc(sizeof(struct admin_queue)+sizeof(admin_message));
if (!response)
return(-1);
memuse++;
memset(response, 0, sizeof(admin_queue));
response->num = 1;
/* message */
response->am[0].message = ADMIN_RESPONSE_CMD_INTERFACE;
/* error */
response->am[0].u.x.error = err;
/* message */
SCPY(response->am[0].u.x.message, err_txt);
/* attach to response chain */
*responsep = response;
responsep = &response->next;
return(0);
}
/*
* do route reload
*/
int admin_route(struct admin_queue **responsep)
{
struct route_ruleset *ruleset_new;
struct admin_queue *response; /* response pointer */
char err_txt[256] = "";
int err = 0;
#if 0
int n;
#endif
class EndpointAppPBX *apppbx;
#if 0
n = 0;
apppbx = apppbx_first;
while(apppbx)
{
n++;
apppbx = apppbx->next;
}
if (apppbx_first)
{
SPRINT(err_txt, "Cannot reload routing, because %d endpoints active\n", n);
err = -1;
goto response;
}
#endif
if (!(ruleset_new = ruleset_parse()))
{
SPRINT(err_txt, ruleset_error);
err = -1;
goto response;
}
ruleset_free(ruleset_first);
ruleset_first = ruleset_new;
ruleset_main = getrulesetbyname("main");
if (!ruleset_main)
{
SPRINT(err_txt, "Ruleset reloaded, but rule 'main' not found.\n");
err = -1;
}
apppbx = apppbx_first;
while(apppbx)
{
if (apppbx->e_action)
{
switch(apppbx->e_action->index)
{
case ACTION_INTERNAL:
apppbx->e_action = &action_internal;
break;
case ACTION_EXTERNAL:
apppbx->e_action = &action_external;
break;
case ACTION_CHAN:
apppbx->e_action = &action_chan;
break;
case ACTION_VBOX_RECORD:
apppbx->e_action = &action_vbox;
break;
case ACTION_PARTYLINE:
apppbx->e_action = &action_partyline;
break;
default:
goto release;
}
} else if (apppbx->e_state != EPOINT_STATE_CONNECT)
{
release:
apppbx->e_callback = 0;
apppbx->e_action = NULL;
apppbx->release(RELEASE_ALL, LOCATION_PRIVATE_LOCAL, CAUSE_NORMAL, LOCATION_PRIVATE_LOCAL, CAUSE_NORMAL);
printlog("%3d endpoint ADMIN Kicking due to reload of routing.\n", apppbx->ea_endpoint->ep_serial);
}
apppbx->e_action_timeout = NULL;
apppbx->e_rule = NULL;
apppbx->e_ruleset = NULL;
apppbx = apppbx->next;
}
response:
/* create state response */
response = (struct admin_queue *)malloc(sizeof(struct admin_queue)+sizeof(admin_message));
if (!response)
return(-1);
memuse++;
memset(response, 0, sizeof(admin_queue));
response->num = 1;
/* message */
response->am[0].message = ADMIN_RESPONSE_CMD_ROUTE;
/* error */
response->am[0].u.x.error = err;
/* message */
SCPY(response->am[0].u.x.message, err_txt);
/* attach to response chain */
*responsep = response;
responsep = &response->next;
return(0);
}
/*
* do dialing
*/
int admin_dial(struct admin_queue **responsep, char *message)
{
struct extension ext; /* temporary extension's settings */
struct admin_queue *response; /* response pointer */
char *p; /* pointer to dialing digits */
/* create state response */
response = (struct admin_queue *)malloc(sizeof(struct admin_queue)+sizeof(admin_message));
if (!response)
return(-1);
memuse++;
memset(response, 0, sizeof(admin_queue));
response->num = 1;
/* message */
response->am[0].message = ADMIN_RESPONSE_CMD_DIAL;
/* process request */
if (!(p = strchr(message,':')))
{
response->am[0].u.x.error = -EINVAL;
SPRINT(response->am[0].u.x.message, "no seperator ':' in message to seperate number from extension");
goto out;
}
*p++ = 0;
/* modify extension */
if (!read_extension(&ext, message))
{
response->am[0].u.x.error = -EINVAL;
SPRINT(response->am[0].u.x.message, "extension doesn't exist");
goto out;
}
SCPY(ext.next, p);
write_extension(&ext, message);
out:
/* attach to response chain */
*responsep = response;
responsep = &response->next;
return(0);
}
/*
* do release
*/
int admin_release(struct admin_queue **responsep, char *message)
{
unsigned long id;
struct admin_queue *response; /* response pointer */
class EndpointAppPBX *apppbx;
/* create state response */
response = (struct admin_queue *)malloc(sizeof(struct admin_queue)+sizeof(admin_message));
if (!response)
return(-1);
memuse++;
memset(response, 0, sizeof(admin_queue));
response->num = 1;
/* message */
response->am[0].message = ADMIN_RESPONSE_CMD_RELEASE;
id = atoi(message);
apppbx = apppbx_first;
while(apppbx)
{
if (apppbx->ea_endpoint->ep_serial == id)
break;
apppbx = apppbx->next;
}
if (!apppbx)
{
response->am[0].u.x.error = -EINVAL;
SPRINT(response->am[0].u.x.message, "Given endpoint %d doesn't exist.", id);
goto out;
}
apppbx->e_callback = 0;
apppbx->release(RELEASE_ALL, LOCATION_PRIVATE_LOCAL, CAUSE_NORMAL, LOCATION_PRIVATE_LOCAL, CAUSE_NORMAL);
out:
/* attach to response chain */
*responsep = response;
responsep = &response->next;
return(0);
}
/*
* do call
*/
int admin_call(struct admin_list *admin, struct admin_message *msg)
{
class Endpoint *epoint;
class EndpointAppPBX *apppbx;
if (!(epoint = new Endpoint(0,0)))
return(-1);
if (!(epoint->ep_app = apppbx = new DEFAULT_ENDPOINT_APP(epoint)))
{
PERROR("no memory for application\n");
exit(-1);
}
apppbx->e_adminid = admin->sockserial;
admin->epointid = epoint->ep_serial;
SCPY(apppbx->e_callerinfo.id, nationalize_callerinfo(msg->u.call.callerid, &apppbx->e_callerinfo.ntype));
if (msg->u.call.present)
apppbx->e_callerinfo.present = INFO_PRESENT_ALLOWED;
else
apppbx->e_callerinfo.present = INFO_PRESENT_RESTRICTED;
apppbx->e_callerinfo.screen = INFO_SCREEN_NETWORK;
//printf("hh=%d\n", apppbx->e_capainfo.hlc);
apppbx->e_capainfo.bearer_capa = msg->u.call.bc_capa;
apppbx->e_capainfo.bearer_mode = msg->u.call.bc_mode;
apppbx->e_capainfo.bearer_info1 = msg->u.call.bc_info1;
apppbx->e_capainfo.hlc = msg->u.call.hlc;
apppbx->e_capainfo.exthlc = msg->u.call.exthlc;
SCPY(apppbx->e_dialinginfo.number, msg->u.call.dialing);
SCPY(apppbx->e_dialinginfo.interfaces, msg->u.call.interface);
apppbx->e_dialinginfo.sending_complete = 1;
apppbx->new_state(PORT_STATE_OUT_SETUP);
apppbx->out_setup();
return(0);
}
/*
* this function is called for response whenever a call state changes.
*/
void admin_call_response(int adminid, int message, char *connected, int cause, int location, int notify)
{
struct admin_list *admin;
struct admin_queue *response, **responsep; /* response pointer */
/* searching for admin id
* maybe there is no admin instance, because the calling port was not
* initiated by admin_call */
admin = admin_list;
while(admin)
{
if (adminid == admin->sockserial)
break;
admin = admin->next;
}
if (!admin)
return;
/* seek to end of response list */
response = admin->response;
responsep = &admin->response;
while(response)
{
responsep = &response->next;
response = response->next;
}
/* create state response */
response = (struct admin_queue *)malloc(sizeof(struct admin_queue)+sizeof(admin_message));
if (!response)
return;
memuse++;
memset(response, 0, sizeof(admin_queue));
response->num = 1;
/* message */
response->am[0].message = message;
// printf("MESSAGE: %d\n", message);
SCPY(response->am[0].u.call.callerid, connected);
response->am[0].u.call.cause = cause;
response->am[0].u.call.location = location;
response->am[0].u.call.notify = notify;
/* attach to response chain */
*responsep = response;
responsep = &response->next;
}
/*
* do state debugging
*/
int admin_state(struct admin_queue **responsep)
{
class Port *port;
class EndpointAppPBX *apppbx;
class Call *call;
class Pdss1 *pdss1;
struct mISDNport *mISDNport;
int i;
int num;
int anybusy;
struct admin_queue *response;
/* create state response */
response = (struct admin_queue *)malloc(sizeof(struct admin_queue)+sizeof(admin_message));
if (!response)
return(-1);
memuse++;
memset(response, 0, sizeof(admin_queue));
response->num = 1;
/* message */
response->am[0].message = ADMIN_RESPONSE_STATE;
/* version */
SCPY(response->am[0].u.s.version_string, VERSION_STRING);
/* time */
memcpy(&response->am[0].u.s.tm, now_tm, sizeof(struct tm));
/* log file */
SCPY(response->am[0].u.s.logfile, options.log);
/* interface count */
mISDNport = mISDNport_first;
i = 0;
while(mISDNport)
{
i++;
mISDNport = mISDNport->next;
}
response->am[0].u.s.interfaces = i;
/* call count */
call = call_first;
i = 0;
while(call)
{
i++;
call = call->next;
}
response->am[0].u.s.calls = i;
/* apppbx count */
apppbx = apppbx_first;
i = 0;
while(apppbx)
{
i++;
apppbx = apppbx->next;
}
response->am[0].u.s.epoints = i;
/* port count */
port = port_first;
i = 0;
while(port)
{
i++;
port = port->next;
}
response->am[0].u.s.ports = i;
/* attach to response chain */
*responsep = response;
responsep = &response->next;
/* create response for all interfaces */
num = (response->am[0].u.s.interfaces)+(response->am[0].u.s.calls)+(response->am[0].u.s.epoints)+(response->am[0].u.s.ports);
response = (struct admin_queue *)malloc(sizeof(admin_queue)+(num*sizeof(admin_message)));
if (!response)
return(-1);
memuse++;
memset(response, 0, sizeof(admin_queue)+(num*sizeof(admin_queue)));
response->num = num;
*responsep = response;
responsep = &response->next;
mISDNport = mISDNport_first;
num = 0;
while(mISDNport)
{
/* message */
response->am[num].message = ADMIN_RESPONSE_S_INTERFACE;
/* portnum */
response->am[num].u.i.portnum = mISDNport->portnum;
/* interface */
SCPY(response->am[num].u.i.interface_name, mISDNport->interface_name);
/* iftype */
response->am[num].u.i.iftype = mISDNport->iftype;
/* ptp */
response->am[num].u.i.ptp = mISDNport->ptp;
/* ntmode */
response->am[num].u.i.ntmode = mISDNport->ntmode;
/* pri */
response->am[num].u.i.pri = mISDNport->pri;
/* use */
response->am[num].u.i.use = mISDNport->use;
/* l1link */
response->am[num].u.i.l1link = mISDNport->l1link;
/* l2link */
response->am[num].u.i.l2link = mISDNport->l2link;
/* channels */
response->am[num].u.i.channels = mISDNport->b_num;
/* channel info */
i = 0;
anybusy = 0;
while(i < mISDNport->b_num)
{
response->am[num].u.i.busy[i] = mISDNport->b_state[i];
if (mISDNport->b_port[i])
response->am[num].u.i.port[i] = mISDNport->b_port[i]->p_serial;
i++;
}
mISDNport = mISDNport->next;
num++;
}
/* create response for all calls */
call = call_first;
while(call)
{
/* message */
response->am[num].message = ADMIN_RESPONSE_S_CALL;
/* serial */
response->am[num].u.c.serial = call->c_serial;
/* partyline */
if (call->c_type == CALL_TYPE_PBX)
response->am[num].u.c.partyline = ((class CallPBX *)call)->c_partyline;
/* */
call = call->next;
num++;
}
/* create response for all endpoint */
apppbx = apppbx_first;
while(apppbx)
{
/* message */
response->am[num].message = ADMIN_RESPONSE_S_EPOINT;
/* serial */
response->am[num].u.e.serial = apppbx->ea_endpoint->ep_serial;
/* call */
response->am[num].u.e.call = apppbx->ea_endpoint->ep_call_id;
/* rx notification */
response->am[num].u.e.rx_state = apppbx->e_rx_state;
/* tx notification */
response->am[num].u.e.tx_state = apppbx->e_tx_state;
/* state */
switch(apppbx->e_state)
{
case EPOINT_STATE_IN_SETUP:
response->am[num].u.e.state = ADMIN_STATE_IN_SETUP;
break;
case EPOINT_STATE_OUT_SETUP:
response->am[num].u.e.state = ADMIN_STATE_OUT_SETUP;
break;
case EPOINT_STATE_IN_OVERLAP:
response->am[num].u.e.state = ADMIN_STATE_IN_OVERLAP;
break;
case EPOINT_STATE_OUT_OVERLAP:
response->am[num].u.e.state = ADMIN_STATE_OUT_OVERLAP;
break;
case EPOINT_STATE_IN_PROCEEDING:
response->am[num].u.e.state = ADMIN_STATE_IN_PROCEEDING;
break;
case EPOINT_STATE_OUT_PROCEEDING:
response->am[num].u.e.state = ADMIN_STATE_OUT_PROCEEDING;
break;
case EPOINT_STATE_IN_ALERTING:
response->am[num].u.e.state = ADMIN_STATE_IN_ALERTING;
break;
case EPOINT_STATE_OUT_ALERTING:
response->am[num].u.e.state = ADMIN_STATE_OUT_ALERTING;
break;
case EPOINT_STATE_CONNECT:
response->am[num].u.e.state = ADMIN_STATE_CONNECT;
break;
case EPOINT_STATE_IN_DISCONNECT:
response->am[num].u.e.state = ADMIN_STATE_IN_DISCONNECT;
break;
case EPOINT_STATE_OUT_DISCONNECT:
response->am[num].u.e.state = ADMIN_STATE_OUT_DISCONNECT;
break;
default:
response->am[num].u.e.state = ADMIN_STATE_IDLE;
}
/* terminal */
SCPY(response->am[num].u.e.terminal, apppbx->e_terminal);
/* callerid */
SCPY(response->am[num].u.e.callerid, apppbx->e_callerinfo.id);
/* dialing */
SCPY(response->am[num].u.e.dialing, apppbx->e_dialinginfo.number);
/* action string */
if (apppbx->e_action)
SCPY(response->am[num].u.e.action, action_defs[apppbx->e_action->index].name);
// if (apppbx->e_action)
// printf("action=%s\n",action_defs[apppbx->e_action->index].name);
/* park */
response->am[num].u.e.park = apppbx->ea_endpoint->ep_park;
if (apppbx->ea_endpoint->ep_park && apppbx->ea_endpoint->ep_park_len && apppbx->ea_endpoint->ep_park_len<=(int)sizeof(response->am[num].u.e.park_callid))
memcpy(response->am[num].u.e.park_callid, apppbx->ea_endpoint->ep_park_callid, apppbx->ea_endpoint->ep_park_len);
response->am[num].u.e.park_len = apppbx->ea_endpoint->ep_park_len;
/* crypt */
if (apppbx->e_crypt == CRYPT_ON)
response->am[num].u.e.crypt = 1;
/* */
apppbx = apppbx->next;
num++;
}
/* create response for all ports */
port = port_first;
while(port)
{
/* message */
response->am[num].message = ADMIN_RESPONSE_S_PORT;
/* serial */
response->am[num].u.p.serial = port->p_serial;
/* name */
SCPY(response->am[num].u.p.name, port->p_name);
/* epoint */
response->am[num].u.p.epoint = ACTIVE_EPOINT(port->p_epointlist);
/* state */
switch(port->p_state)
{
case PORT_STATE_IN_SETUP:
response->am[num].u.p.state = ADMIN_STATE_IN_SETUP;
break;
case PORT_STATE_OUT_SETUP:
response->am[num].u.p.state = ADMIN_STATE_OUT_SETUP;
break;
case PORT_STATE_IN_OVERLAP:
response->am[num].u.p.state = ADMIN_STATE_IN_OVERLAP;
break;
case PORT_STATE_OUT_OVERLAP:
response->am[num].u.p.state = ADMIN_STATE_OUT_OVERLAP;
break;
case PORT_STATE_IN_PROCEEDING:
response->am[num].u.p.state = ADMIN_STATE_IN_PROCEEDING;
break;
case PORT_STATE_OUT_PROCEEDING:
response->am[num].u.p.state = ADMIN_STATE_OUT_PROCEEDING;
break;
case PORT_STATE_IN_ALERTING:
response->am[num].u.p.state = ADMIN_STATE_IN_ALERTING;
break;
case PORT_STATE_OUT_ALERTING:
response->am[num].u.p.state = ADMIN_STATE_OUT_ALERTING;
break;
case PORT_STATE_CONNECT:
response->am[num].u.p.state = ADMIN_STATE_CONNECT;
break;
case PORT_STATE_IN_DISCONNECT:
response->am[num].u.p.state = ADMIN_STATE_IN_DISCONNECT;
break;
case PORT_STATE_OUT_DISCONNECT:
response->am[num].u.p.state = ADMIN_STATE_OUT_DISCONNECT;
break;
default:
response->am[num].u.p.state = ADMIN_STATE_IDLE;
}
/* isdn */
if ((port->p_type&PORT_CLASS_mISDN_MASK) == PORT_CLASS_mISDN_DSS1)
{
response->am[num].u.p.isdn = 1;
pdss1 = (class Pdss1 *)port;
response->am[num].u.p.isdn_chan = pdss1->p_m_b_channel;
response->am[num].u.p.isdn_hold = pdss1->p_m_hold;
response->am[num].u.p.isdn_ces = pdss1->p_m_d_ces;
}
/* */
port = port->next;
num++;
}
return(0);
}
int sockserial = 1; // must start with 1, because 0 is used if no serial is set
/*
* handle admin socket (non blocking)
*/
int admin_handle(void)
{
struct admin_list *admin, **adminp;
void *temp;
struct admin_message msg;
int len;
int new_sock;
socklen_t sock_len = sizeof(sock_address);
unsigned long on = 1;
int work = 0; /* if work was done */
struct Endpoint *epoint;
if (sock < 0)
return(0);
/* check for new incomming connections */
if ((new_sock = accept(sock, (struct sockaddr *)&sock_address, &sock_len)) >= 0)
{
work = 1;
/* insert new socket */
admin = (struct admin_list *)malloc(sizeof(struct admin_list));
if (admin)
{
if (ioctl(new_sock, FIONBIO, (unsigned char *)(&on)) >= 0)
{
//#warning
// PERROR("DEBUG incomming socket %d, serial=%d\n", new_sock, sockserial);
memuse++;
fhuse++;
memset(admin, 0, sizeof(struct admin_list));
admin->sockserial = sockserial++;
admin->next = admin_list;
admin_list = admin;
admin->sock = new_sock;
} else {
close(new_sock);
free(admin);
}
} else
close(new_sock);
} else
{
if (errno != EWOULDBLOCK)
{
PERROR("Failed to accept connection from socket \"%s\". (errno=%d) Closing socket.\n", sock_address.sun_path, errno);
admin_cleanup();
return(1);
}
}
/* loop all current socket connections */
admin = admin_list;
adminp = &admin_list;
while(admin)
{
/* read command */
len = read(admin->sock, &msg, sizeof(msg));
if (len < 0)
{
if (errno != EWOULDBLOCK)
{
work = 1;
brokenpipe:
printf("Broken pipe on socket %d. (errno=%d).\n", admin->sock, errno);
PDEBUG(DEBUG_LOG, "Broken pipe on socket %d. (errno=%d).\n", admin->sock, errno);
*adminp = admin->next;
free_connection(admin);
admin = *adminp;
continue;
}
goto send_data;
}
work = 1;
//#warning
//PERROR("DEBUG socket %d got data. serial=%d\n", admin->sock, admin->sockserial);
if (len == 0)
{
end:
/*release endpoint if exists */
if (admin->epointid)
{
epoint = find_epoint_id(admin->epointid);
if (epoint)
{
((class DEFAULT_ENDPOINT_APP *)epoint->ep_app)->
release(RELEASE_ALL, CAUSE_NORMAL, LOCATION_PRIVATE_LOCAL, 0, 0);
}
}
//#warning
//PERROR("DEBUG socket %d closed by remote.\n", admin->sock);
*adminp = admin->next;
free_connection(admin);
admin = *adminp;
//PERROR("DEBUG (admin_list=%x)\n", admin_list);
continue;
}
if (len != sizeof(msg))
{
PERROR("Short/long read on socket %d. (len=%d != size=%d).\n", admin->sock, len, sizeof(msg));
*adminp = admin->next;
free_connection(admin);
admin = *adminp;
continue;
}
/* process socket command */
if (admin->response)
{
PERROR("Data from socket %d while sending response.\n", admin->sock);
*adminp = admin->next;
free_connection(admin);
admin = *adminp;
continue;
}
switch (msg.message)
{
case ADMIN_REQUEST_CMD_INTERFACE:
if (admin_interface(&admin->response) < 0)
{
PERROR("Failed to create dial response for socket %d.\n", admin->sock);
goto response_error;
}
break;
case ADMIN_REQUEST_CMD_ROUTE:
if (admin_route(&admin->response) < 0)
{
PERROR("Failed to create dial response for socket %d.\n", admin->sock);
goto response_error;
}
break;
case ADMIN_REQUEST_CMD_DIAL:
if (admin_dial(&admin->response, msg.u.x.message) < 0)
{
PERROR("Failed to create dial response for socket %d.\n", admin->sock);
goto response_error;
}
break;
case ADMIN_REQUEST_CMD_RELEASE:
if (admin_release(&admin->response, msg.u.x.message) < 0)
{
PERROR("Failed to create release response for socket %d.\n", admin->sock);
goto response_error;
}
break;
case ADMIN_REQUEST_STATE:
if (admin_state(&admin->response) < 0)
{
PERROR("Failed to create state response for socket %d.\n", admin->sock);
goto response_error;
}
case ADMIN_REQUEST_MESSAGE:
if (admin_message(&admin->response) < 0)
{
PERROR("Failed to create message response for socket %d.\n", admin->sock);
response_error:
*adminp = admin->next;
free_connection(admin);
admin = *adminp;
continue;
}
#if 0
#warning DEBUGGING
{
struct admin_queue *response;
printf("Chain: ");
response = admin->response;
while(response)
{
printf("%c", '0'+response->am[0].message);
response=response->next;
}
printf("\n");
}
#endif
break;
case ADMIN_CALL_SETUP:
if (admin_call(admin, &msg))
{
PERROR("Failed to create call for socket %d.\n", admin->sock);
goto response_error;
}
break;
default:
PERROR("Invalid message %d from socket %d.\n", msg.message, admin->sock);
*adminp = admin->next;
free_connection(admin);
admin = *adminp;
continue;
}
/* write queue */
send_data:
if (admin->response)
{
//#warning
//PERROR("DEBUG socket %d sending data.\n", admin->sock);
len = write(admin->sock, ((unsigned char *)(admin->response->am))+admin->response->offset, sizeof(struct admin_message)*(admin->response->num)-admin->response->offset);
if (len < 0)
{
if (errno != EWOULDBLOCK)
{
work = 1;
goto brokenpipe;
}
goto next;
}
work = 1;
if (len == 0)
goto end;
if (len < (int)(sizeof(struct admin_message)*(admin->response->num)-admin->response->offset))
{
admin->response->offset+=len;
goto next;
} else
{
temp = admin->response;
admin->response = admin->response->next;
free(temp);
memuse--;
}
}
/* done with socket instance */
next:
adminp = &admin->next;
admin = admin->next;
}
return(work);
}
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