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module-serial.c
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module-serial.c
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#define MODULE_LOG_PREFIX "serial"
#include "globals.h"
#ifdef MODULE_SERIAL
#include "oscam-config.h"
#include "oscam-client.h"
#include "oscam-ecm.h"
#include "oscam-net.h"
#include "oscam-string.h"
#include "oscam-time.h"
#include "oscam-reader.h"
extern int32_t exit_oscam;
#define HSIC_CRC 0xA5
#define SSSP_MAX_PID 8
#define P_HSIC 1 // Humax Sharing Interface Client
#define P_SSSP 2 // Simple Serial Sharing Protocol
#define P_BOMBA 3 // This is not really a Protocol
#define P_DSR95 4 // DSR9500 with SID
#define P_GS 5 // GS7001
#define P_ALPHA 6 // AlphaStar Receivers
#define P_DSR95_OLD 7 // DSR9500 without SID
#define P_GBOX 8 // Arion with gbox
#define P_TWIN 9 // Twin Protocol
#define P_MAX P_TWIN
#define P_AUTO 0xFF
#define P_DSR_AUTO 0
#define P_DSR_GNUSMAS 1
#define P_DSR_OPEN 2
#define P_DSR_PIONEER 3
#define P_DSR_WITHSID 4
#define P_DSR_UNKNOWN 5
#define IS_ECM 0 // incoming data is ECM
#define IS_DCW 1 // incoming data is DCW
#define IS_PMT 2 // incoming data is PMT
#define IS_LGO 3 // incoming data is client logon
#define IS_ECHO 4 // incoming data is DCW echo from Samsung
#define IS_CAT 5 // incoming data is CAT
#define IS_BAD 0xFF // incoming data is unknown
static const char *const proto_txt[] = {"unknown", "hsic", "sssp", "bomba", "dsr9500", "gs",
"alpha", "dsr9500old", "gbox", "twin"
};
static const char *const dsrproto_txt[] = {"unknown", "samsung", "openbox", "pioneer",
"extended", "unknown"
};
typedef struct s_gbox
{
int32_t cat_len;
int32_t pmt_len;
int32_t ecm_len;
} GBOX_LENS;
typedef struct s_sssp
{
uint16_t caid;
uint16_t pid;
uint32_t prid;
} SSSP_TAB;
//added to support multiple instances with thread
struct s_serial_client
{
int32_t connected;
struct timeb tps;
struct timeb tpe;
char oscam_ser_usr[32];
char oscam_ser_device[64];
int32_t oscam_ser_port;
speed_t oscam_ser_baud;
int32_t oscam_ser_delay;
int32_t oscam_ser_timeout;
int32_t oscam_ser_proto;
int32_t serial_errors;
int32_t dsr9500type;
int32_t samsung_0a; // number of 0A in ALL dcw sent into samsung
int32_t samsung_dcw; // number of dcw sent into samsung before echo or ecm is received
GBOX_LENS gbox_lens;
SSSP_TAB sssp_tab[SSSP_MAX_PID];
uint16_t sssp_srvid;
int32_t sssp_num;
int32_t sssp_fix;
};
static pthread_mutex_t mutex;
static pthread_cond_t cond;
static int32_t bcopy_end = -1;
static struct s_module *serial_ph = NULL;
struct s_thread_param
{
uint8_t module_idx;
struct s_serial_client serialdata;
};
static int32_t chk_ser_srvid_match(uint16_t caid, uint16_t sid, uint32_t provid, SIDTAB *sidtab)
{
int32_t i, rc = 0;
if(!sidtab->num_caid)
{ rc |= 1; }
else
for(i = 0; (i < sidtab->num_caid) && (!(rc & 1)); i++)
if(caid == sidtab->caid[i]) { rc |= 1; }
if(!sidtab->num_provid)
{ rc |= 2; }
else
for(i = 0; (i < sidtab->num_provid) && (!(rc & 2)); i++)
if(provid == sidtab->provid[i]) { rc |= 2; }
if(!sidtab->num_srvid)
{ rc |= 4; }
else
for(i = 0; (i < sidtab->num_srvid) && (!(rc & 4)); i++)
if(sid == sidtab->srvid[i]) { rc |= 4; }
return (rc == 7);
}
static int32_t chk_ser_srvid(struct s_client *cl, uint16_t caid, uint16_t sid, uint32_t provid)
{
int32_t nr, rc = 0;
SIDTAB *sidtab;
if(!cl->sidtabs.ok)
{
if(!cl->sidtabs.no) { return (1); }
rc = 1;
}
for(nr = 0, sidtab = cfg.sidtab; sidtab; sidtab = sidtab->next, nr++)
if(sidtab->num_caid | sidtab->num_provid | sidtab->num_srvid)
{
if((cl->sidtabs.no & ((SIDTABBITS)1 << nr)) &&
(chk_ser_srvid_match(caid, sid, provid, sidtab)))
{ return (0); }
if((cl->sidtabs.ok & ((SIDTABBITS)1 << nr)) &&
(chk_ser_srvid_match(caid, sid, provid, sidtab)))
{ rc = 1; }
}
return (rc);
}
static void oscam_wait_ser_fork(void)
{
SAFE_MUTEX_LOCK(&mutex);
do
{
if(bcopy_end)
{
bcopy_end = 0;
break;
}
else
{ SAFE_COND_WAIT(&cond, &mutex); }
}
while(1);
SAFE_MUTEX_UNLOCK(&mutex);
}
static int32_t oscam_ser_alpha_convert(uchar *buf, int32_t l)
{
int32_t i;
if(buf[0] == 0x7E) // normalize
{
l -= 2;
memmove(buf, buf + 1, l); // remove BOT/EOT
for(i = 0; i < l; i++)
if(buf[i] == 0x20)
{
memmove(buf + i, buf + i + 1, --l);
buf[i] ^= 0x20;
}
}
else // to alphastar
{
memmove(buf + 1, buf, l++); // insert BOT
buf[0] = 0x7E;
for(i = 1; i < l; i++)
if((buf[i] == 0x20) || (buf[i] == 0x7E) || (buf[i] == 0x7F))
{
buf[i] ^= 0x20;
memmove(buf + i + 1, buf + i, l++);
buf[i++] = 0x20;
}
buf[l++] = 0x7F; // insert EOT
}
return (l);
}
static void oscam_ser_disconnect(void);
static int32_t oscam_ser_parse_url(char *url, struct s_serial_client *serialdata, char *pcltype)
{
char *service, *usr, *dev, *baud = NULL, *dummy, *para;
char cltype;
cltype = pcltype ? (*pcltype) : cur_client()->typ;
serialdata->oscam_ser_proto = P_AUTO;
if((dummy = strstr(url, "://")))
{
int32_t i;
service = url;
url = dummy + 3;
*dummy = 0;
for(i = 1; i <= P_MAX; i++)
if(!strcmp(service, proto_txt[i]))
{ serialdata->oscam_ser_proto = i; }
}
if(!(cltype == 'c') && (serialdata->oscam_ser_proto == P_AUTO)) { return (0); }
switch(serialdata->oscam_ser_proto) // set the defaults
{
case P_GS:
serialdata->oscam_ser_timeout = 500;
serialdata->oscam_ser_baud = B19200;
break;
default:
serialdata->oscam_ser_timeout = 50;
#ifdef B115200
serialdata->oscam_ser_baud = B115200;
#else
serialdata->oscam_ser_baud = B9600;
#endif
}
switch(serialdata->oscam_ser_proto)
{
case P_DSR95:
serialdata->dsr9500type = (cltype == 'c') ? P_DSR_AUTO : P_DSR_WITHSID;
break;
case P_DSR95_OLD:
serialdata->dsr9500type = P_DSR_AUTO;
serialdata->oscam_ser_proto = P_DSR95;
}
usr = url;
if((dev = strchr(usr, '@')))
{
*dev++ = '\0';
if((dummy = strchr(usr, ':'))) // fake pwd
{ *dummy++ = '\0'; }
if((cltype == 'c') && (!usr[0])) { return (0); }
}
else
{
if(cltype == 'c') { return (0); } // user needed in server-mode
dev = usr;
}
if((baud = strchr(dev, ':'))) // port = baud
{ *baud++ = '\0'; }
dummy = baud ? baud : dev;
if((para = strchr(dummy, '?')))
{
char *ptr1, *ptr2, *saveptr1 = NULL;
*para++ = '\0';
for(ptr1 = strtok_r(para, "&", &saveptr1); ptr1; ptr1 = strtok_r(NULL, "&", &saveptr1))
{
if(!(ptr2 = strchr(ptr1, '='))) { continue; }
*ptr2++ = '\0';
strtolower(ptr1);
if(!strcmp("delay" , ptr1)) { serialdata->oscam_ser_delay = atoi(ptr2); }
if(!strcmp("timeout", ptr1)) { serialdata->oscam_ser_timeout = atoi(ptr2); }
}
}
if(baud)
{
trim(baud);
#ifdef B115200
if(!strcmp(baud, "115200"))
{ serialdata->oscam_ser_baud = B115200; }
else
#endif
#ifdef B57600
if(!strcmp(baud, "57600"))
{ serialdata->oscam_ser_baud = B57600; }
else
#endif
if(!strcmp(baud, "38400"))
{ serialdata->oscam_ser_baud = B38400; }
else if(!strcmp(baud, "19200"))
{ serialdata->oscam_ser_baud = B19200; }
else if(!strcmp(baud, "9600"))
{ serialdata->oscam_ser_baud = B9600; }
}
if((para = strchr(dev, ','))) // device = ip/hostname and port
{
*para++ = '\0';
serialdata->oscam_ser_port = atoi(para);
}
else
{ serialdata->oscam_ser_port = 0; }
cs_strncpy(serialdata->oscam_ser_usr, usr, sizeof(serialdata->oscam_ser_usr));
cs_strncpy(serialdata->oscam_ser_device, dev, sizeof(serialdata->oscam_ser_device));
return (serialdata->oscam_ser_baud);
}
static void oscam_ser_set_baud(struct termios *tio, speed_t baud)
{
cfsetospeed(tio, baud);
cfsetispeed(tio, baud);
}
static int32_t oscam_ser_set_serial_device(int32_t fd, speed_t baud)
{
struct termios tio;
memset(&tio, 0, sizeof(tio));
// tio.c_cflag = (CS8 | CREAD | HUPCL | CLOCAL);
tio.c_cflag = (CS8 | CREAD | CLOCAL);
tio.c_iflag = IGNPAR;
tio.c_cc[VMIN] = 1;
tio.c_cc[VTIME] = 0;
//#if !defined(__CYGWIN__)
oscam_ser_set_baud(&tio, B1200);
tcsetattr(fd, TCSANOW, &tio);
cs_sleepms(500);
//#endif
oscam_ser_set_baud(&tio, baud);
return (tcsetattr(fd, TCSANOW, &tio));
}
static int32_t oscam_ser_poll(int32_t event, struct s_client *client)
{
int64_t msec;
struct pollfd pfds;
struct timeb tpc;
cs_ftime(&tpc);
msec = comp_timeb(&client->serialdata->tpe, &tpc);
if(msec < 0)
{ return (0); }
pfds.fd = cur_client()->pfd;
pfds.events = event;
pfds.revents = 0;
if(poll(&pfds, 1, msec) != 1)
{ return (0); }
else
{ return (((pfds.revents)&event) == event); }
}
static int32_t oscam_ser_write(struct s_client *client, const uchar *const buf, int32_t n)
{
int32_t i;
for(i = 0; (i < n) && (oscam_ser_poll(POLLOUT, client)); i++)
{
if(client->serialdata->oscam_ser_delay)
{ cs_sleepms(client->serialdata->oscam_ser_delay); }
if(write(client->pfd, buf + i, 1) < 1)
{ break; }
}
return (i);
}
static int32_t oscam_ser_send(struct s_client *client, const uchar *const buf, int32_t l)
{
int32_t n;
struct s_serial_client *serialdata = client->serialdata ;
if(!client->pfd) { return (0); }
cs_ftime(&serialdata->tps);
serialdata->tpe = client->serialdata->tps;
add_ms_to_timeb(&serialdata->tpe, serialdata->oscam_ser_timeout);
add_ms_to_timeb(&serialdata->tpe, (l * (serialdata->oscam_ser_delay + 1)));
n = oscam_ser_write(client, buf, l);
cs_ftime(&serialdata->tpe);
cs_log_dump_dbg(D_CLIENT, buf, l, "send %d of %d bytes to %s in %"PRId64" ms", n, l, remote_txt(),
comp_timeb(&serialdata->tpe, &serialdata->tps));
if(n != l)
{ cs_log("transmit error. send %d of %d bytes only !", n, l); }
return (n);
}
static int32_t oscam_ser_selrec(uchar *buf, int32_t n, int32_t l, int32_t *c)
{
int32_t i;
if(*c + n > l)
{ n = l - *c; }
if(n <= 0) { return (0); }
for(i = 0; (i < n) && (oscam_ser_poll(POLLIN, cur_client())); i++)
if(read(cur_client()->pfd, buf + *c, 1) < 1)
{ return (0); }
else
{ (*c)++; }
return (i == n);
}
static int32_t oscam_ser_recv(struct s_client *client, uchar *xbuf, int32_t l)
{
int32_t s, p, n, r;
uchar job = IS_BAD;
static uchar lb;
static int32_t have_lb = 0;
uchar *buf = xbuf + 1;
struct s_serial_client *serialdata = client->serialdata;
if(!client->pfd) { return (-1); }
cs_ftime(&serialdata->tps);
serialdata->tpe = serialdata->tps;
add_ms_to_timeb(&serialdata->tpe, serialdata->oscam_ser_timeout);
buf[0] = lb;
for(s = p = r = 0, n = have_lb; (s < 4) && (p >= 0); s++)
{
switch(s)
{
case 0: // STAGE 0: skip known garbage from DSR9500
if(oscam_ser_selrec(buf, 2 - n, l, &n))
{
if((buf[0] == 0x0A) && (buf[1] == 0x0D))
{ p = (-4); }
if((buf[0] == 0x0D) && (buf[1] == 0x0A))
{ p = (-4); }
}
else
{ p = (-3); }
have_lb = 0;
break;
case 1: // STAGE 1: identify protocol
p = (-3);
if(oscam_ser_selrec(buf, 1, l, &n)) // now we have 3 bytes in buf
{
if((buf[0] == 0x04) && (buf[1] == 0x00) && (buf[2] == 0x02)) //skip unsupported Advanced Serial Sharing Protocol HF 8900
{
oscam_ser_selrec(buf, 2, l, &n); // get rest 2 bytes to buffor
p = (-4);
have_lb = 0;
break;
}
else
{
p = (-2);
if(client->typ == 'c') // HERE IS SERVER
{
job = IS_ECM; // assume ECM
switch(buf[0])
{
case 0x00:
if((buf[1] == 0x01) && (buf[2] == 0x00))
{
p = P_GS;
job = IS_LGO;
serialdata->tpe.time++;
}
break;
case 0x01:
if((buf[1] & 0xf0) == 0xb0) { p = P_GBOX; }
else
{
p = P_SSSP;
job = IS_PMT;
}
break; // pmt-request
case 0x02:
p = P_HSIC;
break;
case 0x03:
switch(serialdata->oscam_ser_proto)
{
case P_SSSP :
case P_GS :
case P_DSR95 :
p = serialdata->oscam_ser_proto;
break;
case P_AUTO :
p = (buf[1] < 0x30) ? P_SSSP : P_DSR95;
break; // auto for GS is useless !!
}
break;
case 0x04:
p = P_DSR95;
job = IS_ECHO;
serialdata->dsr9500type = P_DSR_GNUSMAS;
break;
case 0x7E:
p = P_ALPHA;
if(buf[1] != 0x80) { job = IS_BAD; }
break;
case 0x80:
case 0x81:
p = P_BOMBA;
break;
}
}
else // HERE IS CLIENT
{
job = IS_DCW; // assume DCW
switch(serialdata->oscam_ser_proto)
{
case P_HSIC :
if((buf[0] == 4) && (buf[1] == 4)) { p = P_HSIC; }
break;
case P_BOMBA:
p = P_BOMBA;
break;
case P_DSR95:
if(buf[0] == 4) { p = P_DSR95; }
break;
case P_ALPHA:
if(buf[0] == 0x88) { p = P_ALPHA; }
break;
case P_TWIN:
if((buf[0] == 0xF7) && (buf[1] == 0x00) && (buf[2] == 0x16)) { p = P_TWIN; }
break;
}
}
if((serialdata->oscam_ser_proto != p) && (serialdata->oscam_ser_proto != P_AUTO))
{ p = (-2); }
}
}
break;
case 2: // STAGE 2: examine length
if(client->typ == 'c') switch(p)
{
case P_SSSP :
r = (buf[1] << 8) | buf[2];
break;
case P_BOMBA :
r = buf[2];
break;
case P_HSIC :
if(oscam_ser_selrec(buf, 12, l, &n)) { r = buf[14]; }
else { p = (-1); }
break;
case P_DSR95 :
if(job == IS_ECHO)
{
r = 17 * serialdata->samsung_dcw - 3 + serialdata->samsung_0a;
serialdata->samsung_dcw = serialdata->samsung_0a = 0;
}
else
{
if(oscam_ser_selrec(buf, 16, l, &n))
{
uchar b;
if(cs_atob(&b, (char *)buf + 17, 1) < 0)
{ p = (-2); }
else
{
r = (b << 1);
r += (serialdata->dsr9500type == P_DSR_WITHSID) ? 4 : 0;
}
}
else { p = (-1); }
}
break;
case P_GS :
if(job == IS_LGO)
{ r = 5; }
else
{
if(oscam_ser_selrec(buf, 1, l, &n))
{ r = (buf[3] << 8) | buf[2]; }
else { p = (-1); }
}
break;
case P_ALPHA :
r = -0x7F; // char specifying EOT
break;
case P_GBOX :
r = ((buf[1] & 0xf) << 8) | buf[2];
serialdata->gbox_lens.cat_len = r;
break;
default :
serialdata->dsr9500type = P_DSR_AUTO;
}
else switch(p)
{
case P_HSIC :
r = (buf[2] == 0x3A) ? 20 : 0;
break; // 3A=DCW / FC=ECM was wrong
case P_BOMBA :
r = 13;
break;
case P_DSR95 :
r = 14;
break;
case P_ALPHA :
r = (buf[1] << 8) | buf[2];
break; // should be 16 always
case P_TWIN :
r = 16;
break;
}
break;
case 3: // STAGE 3: get the rest ...
if(r > 0) // read r additional bytes
{
int32_t all = n + r;
if(!oscam_ser_selrec(buf, r, l, &n))
{
cs_log_dbg(D_CLIENT, "not all data received, waiting another 50 ms");
add_ms_to_timeb(&serialdata->tpe, 50);
if(!oscam_ser_selrec(buf, all - n, l, &n))
{ p = (-1); }
}
// auto detect DSR9500 protocol
if(client->typ == 'c' && p == P_DSR95 && serialdata->dsr9500type == P_DSR_AUTO)
{
add_ms_to_timeb(&serialdata->tpe, 20);
if(oscam_ser_selrec(buf, 2, l, &n))
{
if(cs_atoi((char *)buf + n - 2, 1, 1) == 0xFFFFFFFF)
{
switch((buf[n - 2] << 8) | buf[n - 1])
{
case 0x0A0D :
serialdata->dsr9500type = P_DSR_OPEN;
break;
case 0x0D0A :
serialdata->dsr9500type = P_DSR_PIONEER;
break;
default :
serialdata->dsr9500type = P_DSR_UNKNOWN;
break;
}
}
else
{
if(oscam_ser_selrec(buf, 2, l, &n))
if(cs_atoi((char *)buf + n - 2, 1, 1) == 0xFFFFFFFF)
{ serialdata->dsr9500type = P_DSR_UNKNOWN; }
else
{ serialdata->dsr9500type = P_DSR_WITHSID; }
else
{
serialdata->dsr9500type = P_DSR_UNKNOWN;
p = (-1);
}
}
}
else
{ serialdata->dsr9500type = P_DSR_GNUSMAS; }
if(p)
cs_log("detected dsr9500-%s type receiver",
dsrproto_txt[serialdata->dsr9500type]);
}
// gbox
if(client->typ == 'c' && p == P_GBOX)
{
int32_t j;
for(j = 0; (j < 3) && (p > 0); j++)
switch(j)
{
case 0: // PMT head
if(!oscam_ser_selrec(buf, 3, l, &n))
{ p = (-1); }
else if(!(buf[n - 3] == 0x02 && (buf[n - 2] & 0xf0) == 0xb0))
{ p = (-2); }
break;
case 1: // PMT + ECM header
serialdata->gbox_lens.pmt_len = ((buf[n - 2] & 0xf) << 8) | buf[n - 1];
if(!oscam_ser_selrec(buf, serialdata->gbox_lens.pmt_len + 3, l, &n))
{ p = (-1); }
break;
case 2: // ECM + ECM PID
serialdata->gbox_lens.ecm_len = ((buf[n - 2] & 0xf) << 8) | buf[n - 1];
if(!oscam_ser_selrec(buf, serialdata->gbox_lens.ecm_len + 4, l, &n))
{ p = (-1); }
}
} // gbox
}
else if(r < 0) // read until specified char (-r)
{
while((buf[n - 1] != (-r)) && (p > 0))
if(!oscam_ser_selrec(buf, 1, l, &n))
{ p = (-1); }
}
break;
}
}
if(p == (-2) || p == (-1))
{
oscam_ser_selrec(buf, l - n, l, &n); // flush buffer
serialdata->serial_errors++;
}
cs_ftime(&serialdata->tpe);
cs_log_dump_dbg(D_CLIENT, buf, n, "received %d bytes from %s in %"PRId64" ms", n, remote_txt(), comp_timeb(&serialdata->tpe, &serialdata->tps));
client->last = serialdata->tpe.time;
switch(p)
{
case(-1):
if(client->typ == 'c' && (n > 2) && (buf[0] == 2) && (buf[1] == 2) && (buf[2] == 2))
{
oscam_ser_disconnect();
cs_log("humax powered on"); // this is nice ;)
}
else
{
if(client->typ == 'c' && buf[0] == 0x1 && buf[1] == 0x08 && buf[2] == 0x20 && buf[3] == 0x08)
{
oscam_ser_disconnect();
cs_log("ferguson powered on"); // this is nice to ;)
}
else
cs_log("incomplete request (%d bytes)", n);
}
break;
case(-2):
cs_log_dbg(D_CLIENT, "unknown request or garbage");
break;
}
xbuf[0] = (uchar)((job << 4) | p);
return ((p < 0) ? 0 : n + 1);
}
/*
* server functions
*/
static void oscam_ser_disconnect_client(void)
{
uchar mbuf[1024];
struct s_serial_client *serialdata = cur_client()->serialdata;
switch(serialdata->connected ? serialdata->connected : serialdata->oscam_ser_proto)
{
case P_GS:
mbuf[0] = 0x01;
mbuf[1] = 0x00;
mbuf[2] = 0x00;
mbuf[3] = 0x00;
oscam_ser_send(cur_client(), mbuf, 4);
break;
}
serialdata->dsr9500type = P_DSR_AUTO;
serialdata->serial_errors = 0;
}
static void oscam_ser_init_client(void)
{
uchar mbuf[4];
switch(cur_client()->serialdata->oscam_ser_proto) // sure, does not work in auto-mode
{
case P_GS:
oscam_ser_disconnect_client(); // send disconnect first
cs_sleepms(300); // wait a little bit
mbuf[0] = 0x00;
mbuf[1] = 0x00;
mbuf[2] = 0x00;
mbuf[3] = 0x00;
oscam_ser_send(cur_client(), mbuf, 4); // send connect
break;
}
}
static void oscam_ser_disconnect(void)
{
oscam_ser_disconnect_client();
if(cur_client()->serialdata->connected)
{ cs_log("%s disconnected (%s)", username(cur_client()), proto_txt[cur_client()->serialdata->connected]); }
cur_client()->serialdata->connected = 0;
}
static void oscam_ser_auth_client(int32_t proto)
{
int32_t ok = 0;
struct s_serial_client *serialdata = cur_client()->serialdata;
// After reload base account ptrs may be placed in other address,
// and we may can't find it in this process.
// Simply save valid account.
struct s_auth *account = 0;
if(serialdata->connected == proto)
{ return; }
if(serialdata->connected)
{ oscam_ser_disconnect(); }
serialdata->connected = proto;
for(ok = 0, account = cfg.account; (account) && (!ok); account = account->next)
if((ok = !strcmp(serialdata->oscam_ser_usr, account->usr)))
{ break; }
cs_auth_client(cur_client(), ok ? account : (struct s_auth *)(-1), proto_txt[serialdata->connected]);
}
static void oscam_ser_send_dcw(struct s_client *client, ECM_REQUEST *er)
{
uchar mbuf[23];
int32_t i;
uchar crc;
struct s_serial_client *serialdata = cur_client()->serialdata;
if(er->rc < E_NOTFOUND) // found
switch(serialdata->connected)
{
case P_HSIC:
for(i = 0, crc = HSIC_CRC; i < 16; i++)
{ crc ^= er->cw[i]; }
memset(mbuf , 0x04 , 2);
memset(mbuf + 2 , 0x3a , 2);
memcpy(mbuf + 4 , er->cw, 16);
memcpy(mbuf + 20, &crc , 1);
memset(mbuf + 21, 0x1b , 2);
oscam_ser_send(client, mbuf, 23);
break;
case P_SSSP:
mbuf[0] = 0xF2;
mbuf[1] = 0;
mbuf[2] = 16;
memcpy(mbuf + 3, er->cw, 16);
oscam_ser_send(client, mbuf, 19);
if(!serialdata->sssp_fix)
{
mbuf[0] = 0xF1;
mbuf[1] = 0;
mbuf[2] = 2;
i2b_buf(2, er->pid, mbuf + 3);
oscam_ser_send(client, mbuf, 5);
serialdata->sssp_fix = 1;
}
break;
case P_GBOX:
case P_BOMBA:
oscam_ser_send(client, er->cw, 16);
break;
case P_DSR95:
mbuf[0] = 4;
memcpy(mbuf + 1, er->cw, 16);
oscam_ser_send(client, mbuf, 17);
if(serialdata->dsr9500type == P_DSR_GNUSMAS)
{
serialdata->samsung_0a = 0;
for(i = 1; i < 17; i++)
if(mbuf[i] == 0x0A)
{ serialdata->samsung_0a++; }
serialdata->samsung_dcw++;
}
break;
case P_GS:
mbuf[0] = 0x03;
mbuf[1] = 0x08;
mbuf[2] = 0x10;
mbuf[3] = 0x00;
memcpy(mbuf + 4, er->cw, 16);
oscam_ser_send(client, mbuf, 20);
break;
case P_ALPHA:
mbuf[0] = 0x88;
mbuf[1] = 0x00;
mbuf[2] = 0x10;
memcpy(mbuf + 3, er->cw, 16);
oscam_ser_send(client, mbuf, 19);
break;
}
else // not found
switch(serialdata->connected)
{
case P_GS:
mbuf[0] = 0x03;
mbuf[1] = 0x09;
mbuf[2] = 0x00;
mbuf[3] = 0x00;
oscam_ser_send(client, mbuf, 4);
break;
}
serialdata->serial_errors = 0; // clear error counter
}
static void oscam_ser_process_pmt(uchar *buf, int32_t l)
{
int32_t i;
uchar sbuf[32];
struct s_serial_client *serialdata = cur_client()->serialdata;
switch(serialdata->connected)
{
case P_SSSP:
serialdata->sssp_fix = 0;
memset(serialdata->sssp_tab, 0, sizeof(serialdata->sssp_tab));
serialdata->sssp_srvid = b2i(2, buf + 3);
serialdata->sssp_num = 0;
for(i = 9; (i < l) && (serialdata->sssp_num < SSSP_MAX_PID); i += 7)
{
if(chk_ser_srvid(cur_client(), b2i(2, buf + i), b2i(2, buf + 3), b2i(3, buf + i + 4))) // check support for pid (caid, sid and provid in oscam.services)
{
memcpy(sbuf + 3 + (serialdata->sssp_num << 1), buf + i + 2, 2);
serialdata->sssp_tab[serialdata->sssp_num].caid = b2i(2, buf + i);
serialdata->sssp_tab[serialdata->sssp_num].pid = b2i(2, buf + i + 2);
serialdata->sssp_tab[serialdata->sssp_num].prid = b2i(3, buf + i + 4);
serialdata->sssp_num++;
}
}
sbuf[0] = 0xF1;
sbuf[1] = 0;
sbuf[2] = (serialdata->sssp_num << 1);
oscam_ser_send(cur_client(), sbuf, sbuf[2] + 3);
break;
}
}
static void oscam_ser_client_logon(uchar *buf, int32_t l)
{
uchar gs_logon[] = {0, 1, 0, 0, 2, 1, 0, 0};
switch(cur_client()->serialdata->connected)
{
case P_GS:
if((l >= 8) && (!memcmp(buf, gs_logon, 8)))
{
buf[0] = 0x02;
buf[1] = 0x04;
buf[2] = 0x00;
buf[3] = 0x00;
oscam_ser_send(cur_client(), buf, 4);
}
break;
}
}
static int32_t oscam_ser_check_ecm(ECM_REQUEST *er, uchar *buf, int32_t l)
{
int32_t i;
struct s_serial_client *serialdata = cur_client()->serialdata;
if(l < 16)
{
cs_log("incomplete request (%d bytes)", l);
return (1);
}
switch(serialdata->connected)
{
case P_HSIC:
er->ecmlen = l - 12;
if(er->ecmlen < 0 || er->ecmlen > MAX_ECM_SIZE)
{ return (3); }
er->caid = b2i(2, buf + 1);
er->prid = b2i(3, buf + 3);
er->pid = b2i(2, buf + 6);
er->srvid = b2i(2, buf + 10);
memcpy(er->ecm, buf + 12, er->ecmlen);
break;
case P_SSSP:
er->pid = b2i(2, buf + 3);
for(i = 0; (i < 8) && (serialdata->sssp_tab[i].pid != er->pid); i++) { ; }
if(i >= serialdata->sssp_num)
{
cs_log_dbg(D_CLIENT, "illegal request, unknown pid=%04X", er->pid);
return (2);
}
er->ecmlen = l - 5;
if(er->ecmlen < 0 || er->ecmlen > MAX_ECM_SIZE)
{ return (3); }
er->srvid = serialdata->sssp_srvid;
er->caid = serialdata->sssp_tab[i].caid;
er->prid = serialdata->sssp_tab[i].prid;
memcpy(er->ecm, buf + 5, er->ecmlen);
break;
case P_BOMBA:
er->ecmlen = l;
if(er->ecmlen < 0 || er->ecmlen > MAX_ECM_SIZE)
{ return (3); }
memcpy(er->ecm, buf, er->ecmlen);
break;
case P_DSR95:
buf[l] = '\0'; // prepare for trim
trim((char *)buf + 13); // strip spc, nl, cr ...
er->ecmlen = strlen((char *)buf + 13) >> 1;
if(er->ecmlen < 0 || er->ecmlen > MAX_ECM_SIZE)
{ return (3); }
er->prid = cs_atoi((char *)buf + 3, 3, 0); // ignore errors
er->caid = cs_atoi((char *)buf + 9, 2, 0); // ignore errors
if(cs_atob(er->ecm, (char *)buf + 13, er->ecmlen) < 0)
{
cs_log("illegal characters in ecm-request");
return (1);
}
if(serialdata->dsr9500type == P_DSR_WITHSID)
{
er->ecmlen -= 2;
if(er->ecmlen < 0)
{ return (3); }
er->srvid = cs_atoi((char *)buf + 13 + (er->ecmlen << 1), 2, 0);
}
break;
case P_GS:
er->ecmlen = ((buf[3] << 8) | buf[2]) - 6;
er->srvid = (buf[5] << 8) | buf[4]; // sid
er->caid = (buf[7] << 8) | buf[6];
er->prid = 0;
if(er->ecmlen < 0 || er->ecmlen > MAX_ECM_SIZE || (10 + er->ecmlen > l))
{ return (3); }
memcpy(er->ecm, buf + 10, er->ecmlen);
break;
case P_ALPHA:
l = oscam_ser_alpha_convert(buf, l);
er->ecmlen = b2i(2, buf + 1) - 2;
er->caid = b2i(2, buf + 3);
if((er->ecmlen != l - 5) || (er->ecmlen > MAX_ECM_SIZE) || (er->ecmlen < 0))
{
cs_log("incomplete request (%d bytes)", l);
return (1);
}
memcpy(er->ecm, buf + 5, er->ecmlen);
break;