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consolidated SPKT to include S_packet

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pull/1/head
Tom Early 9 years ago
parent 50b4f86155
commit 1bfb48f36a
1 changed files with 168 additions and 174 deletions
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342
dvap_rptr.cpp
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@ -79,40 +79,42 @@ typedef struct dvap_data_tag {
unsigned char audio[12];// 6 unsigned char audio[12];// 6
} SDVAP_DATA; // total: 18 } SDVAP_DATA; // total: 18
/* data from the local gateway */ // for communicating with the g2 gateway
typedef struct hdr_tag {
unsigned char flag[3];
unsigned char rpt1[8];
unsigned char rpt2[8];
unsigned char urcall[8];
unsigned char mycall[8];
unsigned char sfx[4];
unsigned char pfcs[2];
} SHDR;
typedef struct icm_tag {
unsigned char icm_id;
unsigned char dst_rptr_id;
unsigned char snd_rptr_id;
unsigned char snd_term_id;
uint16_t streamid;
unsigned char ctrl;
} SICM;
typedef struct voice_and_text_tag {
unsigned char voice[9];
unsigned char text[3];
} SVASD;
typedef struct pkt_tag { typedef struct pkt_tag {
unsigned char pkt_id[4]; unsigned char pkt_id[4];
unsigned char nothing1[2]; unsigned char nothing1[2];
unsigned char flag[2]; unsigned char flag[2];
unsigned char nothing2[2]; unsigned char nothing2[2];
SICM myicm;
union { union {
SHDR hdr; // 41 byte header struct {
SVASD vasd; // 12 byte voice and slow data unsigned char mycall[8];
unsigned char rpt[8];
} spkt;
struct {
struct {
unsigned char icm_id;
unsigned char dst_rptr_id;
unsigned char snd_rptr_id;
unsigned char snd_term_id;
uint16_t streamid;
unsigned char ctrl;
} myicm;
union {
struct {
unsigned char flag[3];
unsigned char rpt1[8];
unsigned char rpt2[8];
unsigned char urcall[8];
unsigned char mycall[8];
unsigned char sfx[4];
unsigned char pfcs[2];
} hdr; // 41 byte header
struct {
unsigned char voice[9];
unsigned char text[3];
} vasd; // 12 byte voice and slow data
};
} vpkt;
}; };
} SPKT; } SPKT;
#pragma pack(pop) #pragma pack(pop)
@ -1166,30 +1168,30 @@ static void readFrom20000()
} }
/* check the module and gateway */ /* check the module and gateway */
if (net_buf.hdr.rpt1[7] != RPTR_MOD) { if (net_buf.vpkt.hdr.rpt1[7] != RPTR_MOD) {
FD_CLR (insock, &readfd); FD_CLR (insock, &readfd);
break; break;
} }
memcpy(net_buf.hdr.rpt2, OWNER, 7); memcpy(net_buf.vpkt.hdr.rpt2, OWNER, 7);
net_buf.hdr.rpt2[7] = 'G'; net_buf.vpkt.hdr.rpt2[7] = 'G';
if (memcmp(RPTR, OWNER, RPTR_SIZE) != 0) { if (memcmp(RPTR, OWNER, RPTR_SIZE) != 0) {
// restriction mode // restriction mode
memcpy(net_buf.hdr.rpt2, RPTR, 7); memcpy(net_buf.vpkt.hdr.rpt2, RPTR, 7);
memcpy(net_buf.hdr.rpt1, RPTR, 7); memcpy(net_buf.vpkt.hdr.rpt1, RPTR, 7);
if (memcmp(net_buf.hdr.mycall, OWNER, 7) == 0) { if (memcmp(net_buf.vpkt.hdr.mycall, OWNER, 7) == 0) {
/* this is an ACK back */ /* this is an ACK back */
memcpy(net_buf.hdr.mycall, RPTR, 7); memcpy(net_buf.vpkt.hdr.mycall, RPTR, 7);
} }
} }
if ((net_buf.hdr.flag[0] != 0x00) && if ((net_buf.vpkt.hdr.flag[0] != 0x00) &&
(net_buf.hdr.flag[0] != 0x01) && (net_buf.vpkt.hdr.flag[0] != 0x01) &&
(net_buf.hdr.flag[0] != 0x08) && (net_buf.vpkt.hdr.flag[0] != 0x08) &&
(net_buf.hdr.flag[0] != 0x20) && (net_buf.vpkt.hdr.flag[0] != 0x20) &&
(net_buf.hdr.flag[0] != 0x28) && (net_buf.vpkt.hdr.flag[0] != 0x28) &&
(net_buf.hdr.flag[0] != 0x40)) { (net_buf.vpkt.hdr.flag[0] != 0x40)) {
FD_CLR (insock, &readfd); FD_CLR (insock, &readfd);
break; break;
} }
@ -1197,7 +1199,7 @@ static void readFrom20000()
if ((memcmp(net_buf.pkt_id, "DSTR", 4) != 0) || if ((memcmp(net_buf.pkt_id, "DSTR", 4) != 0) ||
(net_buf.flag[0] != 0x73) || (net_buf.flag[0] != 0x73) ||
(net_buf.flag[1] != 0x12) || (net_buf.flag[1] != 0x12) ||
(net_buf.myicm.icm_id != 0x20)) { /* voice type */ (net_buf.vpkt.myicm.icm_id != 0x20)) { /* voice type */
FD_CLR (insock, &readfd); FD_CLR (insock, &readfd);
break; break;
} }
@ -1208,29 +1210,29 @@ static void readFrom20000()
written_to_q = true; written_to_q = true;
traceit("Start G2: streamid=%04x, flags=%02x:%02x:%02x, my=%.8s, sfx=%.4s, ur=%.8s, rpt1=%.8s, rpt2=%.8s\n", traceit("Start G2: streamid=%04x, flags=%02x:%02x:%02x, my=%.8s, sfx=%.4s, ur=%.8s, rpt1=%.8s, rpt2=%.8s\n",
net_buf.myicm.streamid, net_buf.vpkt.myicm.streamid,
net_buf.hdr.flag[0], net_buf.hdr.flag[1], net_buf.hdr.flag[2], net_buf.vpkt.hdr.flag[0], net_buf.vpkt.hdr.flag[1], net_buf.vpkt.hdr.flag[2],
net_buf.hdr.mycall, net_buf.hdr.sfx, net_buf.hdr.urcall, net_buf.vpkt.hdr.mycall, net_buf.vpkt.hdr.sfx, net_buf.vpkt.hdr.urcall,
net_buf.hdr.rpt1, net_buf.hdr.rpt2); net_buf.vpkt.hdr.rpt1, net_buf.vpkt.hdr.rpt2);
/* save the streamid that is winning */ /* save the streamid that is winning */
streamid = net_buf.myicm.streamid; streamid = net_buf.vpkt.myicm.streamid;
if (net_buf.hdr.flag[0] != 0x01) { if (net_buf.vpkt.hdr.flag[0] != 0x01) {
if (net_buf.hdr.flag[0] == 0x00) if (net_buf.vpkt.hdr.flag[0] == 0x00)
net_buf.hdr.flag[0] = 0x40; net_buf.vpkt.hdr.flag[0] = 0x40;
else if (net_buf.hdr.flag[0] == 0x08) else if (net_buf.vpkt.hdr.flag[0] == 0x08)
net_buf.hdr.flag[0] = 0x48; net_buf.vpkt.hdr.flag[0] = 0x48;
else if (net_buf.hdr.flag[0] == 0x20) else if (net_buf.vpkt.hdr.flag[0] == 0x20)
net_buf.hdr.flag[0] = 0x60; net_buf.vpkt.hdr.flag[0] = 0x60;
else if (net_buf.hdr.flag[0] == 0x28) else if (net_buf.vpkt.hdr.flag[0] == 0x28)
net_buf.hdr.flag[0] = 0x68; net_buf.vpkt.hdr.flag[0] = 0x68;
else else
net_buf.hdr.flag[0] = 0x40; net_buf.vpkt.hdr.flag[0] = 0x40;
} }
net_buf.hdr.flag[1] = 0x00; net_buf.vpkt.hdr.flag[1] = 0x00;
net_buf.hdr.flag[2] = 0x00; net_buf.vpkt.hdr.flag[2] = 0x00;
// write the header packet to the dvap here // write the header packet to the dvap here
while ((space < 1) && keep_running) while ((space < 1) && keep_running)
@ -1243,12 +1245,12 @@ static void readFrom20000()
dh.seq = 0; dh.seq = 0;
//memset(dvp_buf + 6, ' ', 41); //memset(dvp_buf + 6, ' ', 41);
for (int f=0; f<3; f++) for (int f=0; f<3; f++)
dh.flag[f] = net_buf.hdr.flag[0]; dh.flag[f] = net_buf.vpkt.hdr.flag[0];
memcpy(dh.rpt1, net_buf.hdr.rpt2, 8); memcpy(dh.rpt1, net_buf.vpkt.hdr.rpt2, 8);
memcpy(dh.rpt2, net_buf.hdr.rpt1, 8); memcpy(dh.rpt2, net_buf.vpkt.hdr.rpt1, 8);
memcpy(dh.urcall, net_buf.hdr.urcall, 8); memcpy(dh.urcall, net_buf.vpkt.hdr.urcall, 8);
memcpy(dh.mycall, net_buf.hdr.mycall, 8); memcpy(dh.mycall, net_buf.vpkt.hdr.mycall, 8);
memcpy(dh.sfx, net_buf.hdr.sfx, 4); memcpy(dh.sfx, net_buf.vpkt.hdr.sfx, 4);
calcPFCS(dh.flag, dh.pfcs); calcPFCS(dh.flag, dh.pfcs);
frame_pos_to_dvap = 0; frame_pos_to_dvap = 0;
seq_to_dvap = 0; seq_to_dvap = 0;
@ -1258,25 +1260,25 @@ static void readFrom20000()
seq_no = 0; seq_no = 0;
} else if (len == 29) { } else if (len == 29) {
if (busy20000) { if (busy20000) {
if (net_buf.myicm.streamid == streamid) { if (net_buf.vpkt.myicm.streamid == streamid) {
if (net_buf.myicm.ctrl == ctrl_in) { if (net_buf.vpkt.myicm.ctrl == ctrl_in) {
/* do not update written_to_q, ctrl_in */ /* do not update written_to_q, ctrl_in */
; // traceit("dup\n"); ; // traceit("dup\n");
} else { } else {
ctrl_in = net_buf.myicm.ctrl; ctrl_in = net_buf.vpkt.myicm.ctrl;
written_to_q = true; written_to_q = true;
if (seq_no == 0) { if (seq_no == 0) {
net_buf.vasd.text[0] = 0x55; net_buf.vpkt.vasd.text[0] = 0x55;
net_buf.vasd.text[1] = 0x2d; net_buf.vpkt.vasd.text[1] = 0x2d;
net_buf.vasd.text[2] = 0x16; net_buf.vpkt.vasd.text[2] = 0x16;
} else { } else {
if ((net_buf.vasd.text[0] == 0x55) && if ((net_buf.vpkt.vasd.text[0] == 0x55) &&
(net_buf.vasd.text[1] == 0x2d) && (net_buf.vpkt.vasd.text[1] == 0x2d) &&
(net_buf.vasd.text[2] == 0x16)) { (net_buf.vpkt.vasd.text[2] == 0x16)) {
net_buf.vasd.text[0] = 0x70; net_buf.vpkt.vasd.text[0] = 0x70;
net_buf.vasd.text[1] = 0x4f; net_buf.vpkt.vasd.text[1] = 0x4f;
net_buf.vasd.text[2] = 0x93; net_buf.vpkt.vasd.text[2] = 0x93;
} }
} }
@ -1285,14 +1287,14 @@ static void readFrom20000()
usleep(5); usleep(5);
SDVAP_DATA dd; SDVAP_DATA dd;
memcpy(&dd, DVP_DAT, 2); memcpy(&dd, DVP_DAT, 2);
if (memcmp(net_buf.vasd.text, sync_codes, 3) == 0) if (memcmp(net_buf.vpkt.vasd.text, sync_codes, 3) == 0)
frame_pos_to_dvap = 0; frame_pos_to_dvap = 0;
dd.streamid = stream_id_to_dvap; dd.streamid = stream_id_to_dvap;
dd.framepos = frame_pos_to_dvap; dd.framepos = frame_pos_to_dvap;
if ((net_buf.myicm.ctrl & 0x40) != 0) if ((net_buf.vpkt.myicm.ctrl & 0x40) != 0)
dd.framepos |= 0x40U; dd.framepos |= 0x40U;
dd.seq = seq_to_dvap; dd.seq = seq_to_dvap;
memcpy(dd.audio, net_buf.vasd.voice, 12); memcpy(dd.audio, net_buf.vpkt.vasd.voice, 12);
(void)write_to_dvp((unsigned char *)&dd, 18); (void)write_to_dvp((unsigned char *)&dd, 18);
frame_pos_to_dvap ++; frame_pos_to_dvap ++;
seq_to_dvap ++; seq_to_dvap ++;
@ -1303,8 +1305,8 @@ static void readFrom20000()
if (seq_no == 21) if (seq_no == 21)
seq_no = 0; seq_no = 0;
if ((net_buf.myicm.ctrl & 0x40) != 0) { if ((net_buf.vpkt.myicm.ctrl & 0x40) != 0) {
traceit("End G2: streamid=%04x\n", net_buf.myicm.streamid); traceit("End G2: streamid=%04x\n", net_buf.vpkt.myicm.streamid);
streamid = 0; streamid = 0;
@ -1630,9 +1632,9 @@ static void ReadDVAPThread()
unsigned int len = 0; unsigned int len = 0;
unsigned char dvp_buf[200]; unsigned char dvp_buf[200];
SPKT net_buf; SPKT net_buf;
SPKT spack;
time_t tnow = 0; time_t tnow = 0;
time_t S_ctrl_msg_time = 0; time_t S_ctrl_msg_time = 0;
unsigned char S_packet[26];
unsigned short C_COUNTER = 0; unsigned short C_COUNTER = 0;
time_t last_RF_time = 0; time_t last_RF_time = 0;
struct sigaction act; struct sigaction act;
@ -1672,27 +1674,27 @@ static void ReadDVAPThread()
} }
/* prepare the S server status packet */ /* prepare the S server status packet */
memcpy(S_packet, "DSTR", 4); memcpy(spack.pkt_id, "DSTR", 4);
S_packet[4] = 0x00; spack.nothing1[0] = 0x00;
S_packet[5] = 0x00; spack.nothing1[1] = 0x00;
S_packet[6] = 0x73; spack.flag[0] = 0x73;
S_packet[7] = 0x21; spack.flag[1] = 0x21;
S_packet[8] = 0x00; spack.nothing2[0] = 0x00;
S_packet[9] = 0x10; spack.nothing2[1] = 0x10;
while (keep_running) { while (keep_running) {
time(&tnow); time(&tnow);
/* send the S packet if needed */ /* send the S packet if needed */
if ((tnow - S_ctrl_msg_time) > 60) { if ((tnow - S_ctrl_msg_time) > 60) {
S_packet[5] = (unsigned char)(C_COUNTER & 0xff); spack.nothing1[1] = (unsigned char)(C_COUNTER & 0xff);
S_packet[4] = ((C_COUNTER >> 8) & 0xff); spack.nothing1[0] = ((C_COUNTER >> 8) & 0xff);
memcpy(S_packet + 10, OWNER, 8); memcpy(spack.spkt.mycall, OWNER, 7);
S_packet[17] = 'S'; spack.spkt.mycall[7] = 'S';
memcpy(S_packet + 18, OWNER, 8); memcpy(spack.spkt.rpt, OWNER, 7);
S_packet[25] = 'S'; spack.spkt.rpt[7] = 'S';
sendto(insock, (char *)S_packet, sizeof(S_packet), 0, (struct sockaddr *)&outaddr, sizeof(outaddr)); sendto(insock, spack.pkt_id, 26, 0, (struct sockaddr *)&outaddr, sizeof(outaddr));
C_COUNTER ++; C_COUNTER++;
S_ctrl_msg_time = tnow; S_ctrl_msg_time = tnow;
} }
@ -1733,17 +1735,11 @@ static void ReadDVAPThread()
/* Accept valid flags only */ /* Accept valid flags only */
if (ok) { if (ok) {
/* net flags */ if ((from_dvap_hdr->flag[0] != 0x00) && (from_dvap_hdr->flag[0] != 0x08) && // net
if ((from_dvap_hdr->flag[0] != 0x00) && (from_dvap_hdr->flag[0] != 0x20) && (from_dvap_hdr->flag[0] != 0x28) && // flags
(from_dvap_hdr->flag[0] != 0x08) &&
(from_dvap_hdr->flag[0] != 0x20) && (from_dvap_hdr->flag[0] != 0x40) && (from_dvap_hdr->flag[0] != 0x48) && // rptr
(from_dvap_hdr->flag[0] != 0x28) && (from_dvap_hdr->flag[0] != 0x60) && (from_dvap_hdr->flag[0] != 0x68)) // flags
/* rptr flags */
(from_dvap_hdr->flag[0] != 0x40) &&
(from_dvap_hdr->flag[0] != 0x48) &&
(from_dvap_hdr->flag[0] != 0x60) &&
(from_dvap_hdr->flag[0] != 0x68))
ok = false; ok = false;
} }
@ -1759,29 +1755,28 @@ static void ReadDVAPThread()
} }
} }
/*** copy the dvap header ***/ memcpy(&net_buf.vpkt.hdr, from_dvap_hdr->flag, 41); // copy the header
memcpy(&net_buf.hdr, dvp_buf + 6, 41);
/* RPT1 must always be the repeater + module */ /* RPT1 must always be the repeater + module */
memcpy(net_buf.hdr.rpt2, RPTR_and_MOD, 8); memcpy(net_buf.vpkt.hdr.rpt2, RPTR_and_MOD, 8);
/* copy RPT2 */ /* copy RPT2 */
memcpy(net_buf.hdr.rpt1, from_dvap_hdr->rpt1, 8); memcpy(net_buf.vpkt.hdr.rpt1, from_dvap_hdr->rpt1, 8);
/* RPT2 must also be valid */ /* RPT2 must also be valid */
if ((net_buf.hdr.rpt1[7] == 'A') || if ((net_buf.vpkt.hdr.rpt1[7] == 'A') ||
(net_buf.hdr.rpt1[7] == 'B') || (net_buf.vpkt.hdr.rpt1[7] == 'B') ||
(net_buf.hdr.rpt1[7] == 'C') || (net_buf.vpkt.hdr.rpt1[7] == 'C') ||
(net_buf.hdr.rpt1[7] == 'G')) (net_buf.vpkt.hdr.rpt1[7] == 'G'))
memcpy(net_buf.hdr.rpt1, RPTR, 7); memcpy(net_buf.vpkt.hdr.rpt1, RPTR, 7);
else else
memset(net_buf.hdr.rpt1, ' ', 8); memset(net_buf.vpkt.hdr.rpt1, ' ', 8);
if ((memcmp(net_buf.hdr.urcall, "CQCQCQ", 6) != 0) && (net_buf.hdr.rpt1[0] != ' ')) if ((memcmp(net_buf.vpkt.hdr.urcall, "CQCQCQ", 6) != 0) && (net_buf.vpkt.hdr.rpt1[0] != ' '))
memcpy(net_buf.hdr.rpt1, RPTR_and_G, 8); memcpy(net_buf.vpkt.hdr.rpt1, RPTR_and_G, 8);
/* 8th in rpt1, rpt2 must be diff */ /* 8th in rpt1, rpt2 must be diff */
if (net_buf.hdr.rpt1[7] == net_buf.hdr.rpt2[7]) if (net_buf.vpkt.hdr.rpt1[7] == net_buf.vpkt.hdr.rpt2[7])
memset(net_buf.hdr.rpt1, ' ', 8); memset(net_buf.vpkt.hdr.rpt1, ' ', 8);
/* /*
Are we restricting the RF user ? Are we restricting the RF user ?
@ -1791,21 +1786,21 @@ static void ReadDVAPThread()
otherwise we drop the rf data otherwise we drop the rf data
*/ */
if (memcmp(RPTR, OWNER, RPTR_SIZE) != 0) { if (memcmp(RPTR, OWNER, RPTR_SIZE) != 0) {
if (memcmp(net_buf.hdr.mycall, RPTR, RPTR_SIZE) != 0) { if (memcmp(net_buf.vpkt.hdr.mycall, RPTR, RPTR_SIZE) != 0) {
traceit("mycall=[%.8s], not equal to %s\n", net_buf.hdr.mycall, RPTR); traceit("mycall=[%.8s], not equal to %s\n", net_buf.vpkt.hdr.mycall, RPTR);
ok = false; ok = false;
} }
} else if (memcmp(net_buf.hdr.mycall, " ", 8) == 0) { } else if (memcmp(net_buf.vpkt.hdr.mycall, " ", 8) == 0) {
traceit("Invalid value for mycall=[%.8s]\n", net_buf.hdr.mycall); traceit("Invalid value for mycall=[%.8s]\n", net_buf.vpkt.hdr.mycall);
ok = false; ok = false;
} }
if (ok) { if (ok) {
for (i = 0; i < 8; i++) { for (i = 0; i < 8; i++) {
if (!isupper(net_buf.hdr.mycall[i]) && if (!isupper(net_buf.vpkt.hdr.mycall[i]) &&
!isdigit(net_buf.hdr.mycall[i]) && !isdigit(net_buf.vpkt.hdr.mycall[i]) &&
(net_buf.hdr.mycall[i] != ' ')) { (net_buf.vpkt.hdr.mycall[i] != ' ')) {
memset(net_buf.hdr.mycall, ' ', 8); memset(net_buf.vpkt.hdr.mycall, ' ', 8);
ok = false; ok = false;
traceit("Invalid value for MYCALL\n"); traceit("Invalid value for MYCALL\n");
break; break;
@ -1813,56 +1808,55 @@ static void ReadDVAPThread()
} }
for (i = 0; i < 4; i++) { for (i = 0; i < 4; i++) {
if (!isupper(net_buf.hdr.sfx[i]) && if (!isupper(net_buf.vpkt.hdr.sfx[i]) &&
!isdigit(net_buf.hdr.sfx[i]) && !isdigit(net_buf.vpkt.hdr.sfx[i]) &&
(net_buf.hdr.sfx[i] != ' ')) { (net_buf.vpkt.hdr.sfx[i] != ' ')) {
memset(net_buf.hdr.sfx, ' ', 4); memset(net_buf.vpkt.hdr.sfx, ' ', 4);
break; break;
} }
} }
for (i = 0; i < 8; i++) { for (i = 0; i < 8; i++) {
if (!isupper(net_buf.hdr.urcall[i]) && if (!isupper(net_buf.vpkt.hdr.urcall[i]) &&
!isdigit(net_buf.hdr.urcall[i]) && !isdigit(net_buf.vpkt.hdr.urcall[i]) &&
(net_buf.hdr.urcall[i] != ' ') && (net_buf.vpkt.hdr.urcall[i] != ' ') &&
(net_buf.hdr.urcall[i] != '/')) { (net_buf.vpkt.hdr.urcall[i] != '/')) {
memcpy(net_buf.hdr.urcall, "CQCQCQ ", 8); memcpy(net_buf.vpkt.hdr.urcall, "CQCQCQ ", 8);
break; break;
} }
} }
/*** what if YRCALL is all spaces, we can NOT allow that ***/ /*** what if YRCALL is all spaces, we can NOT allow that ***/
if (memcmp(net_buf.hdr.urcall, " ", 8) == 0) if (memcmp(net_buf.vpkt.hdr.urcall, " ", 8) == 0)
memcpy(net_buf.hdr.urcall, "CQCQCQ ", 8); memcpy(net_buf.vpkt.hdr.urcall, "CQCQCQ ", 8);
/* change the rptr flags to net flags */ /* change the rptr flags to net flags */
if (from_dvap_hdr->flag[0] == 0x40) if (from_dvap_hdr->flag[0] == 0x40)
net_buf.hdr.flag[0] = 0x00; net_buf.vpkt.hdr.flag[0] = 0x00;
else if (from_dvap_hdr->flag[0] == 0x48) else if (from_dvap_hdr->flag[0] == 0x48)
net_buf.hdr.flag[0] = 0x08; net_buf.vpkt.hdr.flag[0] = 0x08;
else if (from_dvap_hdr->flag[0] == 0x60) else if (from_dvap_hdr->flag[0] == 0x60)
net_buf.hdr.flag[0] = 0x20; net_buf.vpkt.hdr.flag[0] = 0x20;
else if (from_dvap_hdr->flag[0] == 0x68) else if (from_dvap_hdr->flag[0] == 0x68)
net_buf.hdr.flag[0] = 0x28; net_buf.vpkt.hdr.flag[0] = 0x28;
else else
net_buf.hdr.flag[0] = 0x00; net_buf.vpkt.hdr.flag[0] = 0x00;
net_buf.hdr.flag[1] = 0x00; net_buf.vpkt.hdr.flag[1] = net_buf.vpkt.hdr.flag[2] = 0x00;
net_buf.hdr.flag[2] = 0x00;
/* for icom g2 */ /* for icom g2 */
S_packet[5] = (unsigned char)(C_COUNTER & 0xff); spack.nothing1[1] = (unsigned char)(C_COUNTER & 0xff);
S_packet[4] = ((C_COUNTER >> 8) & 0xff); spack.nothing1[0] = ((C_COUNTER >> 8) & 0xff);
memcpy(S_packet + 10, net_buf.hdr.mycall, 8); memcpy(spack.spkt.mycall, net_buf.vpkt.hdr.mycall, 8);
memcpy(S_packet + 18, OWNER, 8); memcpy(spack.spkt.rpt, OWNER, 7);
S_packet[25] = RPTR_MOD; spack.spkt.rpt[7] = RPTR_MOD;
sendto(insock, (char *)S_packet, sizeof(S_packet), 0, (struct sockaddr *)&outaddr, sizeof(outaddr)); sendto(insock, spack.pkt_id, 26, 0, (struct sockaddr *)&outaddr, sizeof(outaddr));
C_COUNTER ++; C_COUNTER++;
// Before we send the data to the local gateway, // Before we send the data to the local gateway,
// set RPT1, RPT2 to be the local gateway // set RPT1, RPT2 to be the local gateway
memcpy(net_buf.hdr.rpt2, OWNER, 7); memcpy(net_buf.vpkt.hdr.rpt2, OWNER, 7);
if (net_buf.hdr.rpt1[7] != ' ') if (net_buf.vpkt.hdr.rpt1[7] != ' ')
memcpy(net_buf.hdr.rpt1, OWNER, 7); memcpy(net_buf.vpkt.hdr.rpt1, OWNER, 7);
memcpy(net_buf.pkt_id, "DSTR", 4); memcpy(net_buf.pkt_id, "DSTR", 4);
net_buf.nothing1[0] = ((C_COUNTER >> 8) & 0xff); net_buf.nothing1[0] = ((C_COUNTER >> 8) & 0xff);
@ -1871,16 +1865,16 @@ static void ReadDVAPThread()
net_buf.flag[1] = 0x12; net_buf.flag[1] = 0x12;
net_buf.nothing2[0] = 0x00; net_buf.nothing2[0] = 0x00;
net_buf.nothing2[1] = 0x30; net_buf.nothing2[1] = 0x30;
net_buf.myicm.icm_id = 0x20; net_buf.vpkt.myicm.icm_id = 0x20;
net_buf.myicm.dst_rptr_id = 0x00; net_buf.vpkt.myicm.dst_rptr_id = 0x00;
net_buf.myicm.snd_rptr_id = 0x01; net_buf.vpkt.myicm.snd_rptr_id = 0x01;
net_buf.myicm.snd_term_id = SND_TERM_ID; net_buf.vpkt.myicm.snd_term_id = SND_TERM_ID;
streamid_raw = (rand_r(&aseed) % 65535U) + 1U; streamid_raw = (rand_r(&aseed) % 65535U) + 1U;
net_buf.myicm.streamid = streamid_raw; net_buf.vpkt.myicm.streamid = streamid_raw;
net_buf.myicm.ctrl = 0x80; net_buf.vpkt.myicm.ctrl = 0x80;
sequence = 0; sequence = 0;
calcPFCS((unsigned char *)&(net_buf.hdr), net_buf.hdr.pfcs); calcPFCS((unsigned char *)&(net_buf.vpkt.hdr), net_buf.vpkt.hdr.pfcs);
sendto(insock, (char *)&net_buf, 58, 0, (struct sockaddr *)&outaddr, sizeof(outaddr)); sendto(insock, &net_buf, 58, 0, (struct sockaddr *)&outaddr, sizeof(outaddr));
C_COUNTER ++; C_COUNTER ++;
// local RF user keying up, start timer // local RF user keying up, start timer
@ -1899,14 +1893,14 @@ static void ReadDVAPThread()
net_buf.nothing1[0] = ((C_COUNTER >> 8) & 0xff); net_buf.nothing1[0] = ((C_COUNTER >> 8) & 0xff);
net_buf.nothing1[1] = (unsigned char)(C_COUNTER & 0xff); net_buf.nothing1[1] = (unsigned char)(C_COUNTER & 0xff);
net_buf.nothing2[1] = 0x13; net_buf.nothing2[1] = 0x13;
net_buf.myicm.ctrl = sequence++; net_buf.vpkt.myicm.ctrl = sequence++;
if (the_end) if (the_end)
net_buf.myicm.ctrl = sequence | 0x40; net_buf.vpkt.myicm.ctrl = sequence | 0x40;
memcpy(&net_buf.vasd, dvp_buf + 6, 12); memcpy(&net_buf.vpkt.vasd, dvp_buf + 6, 12);
sendto(insock, (char *)&net_buf, 29, 0, (struct sockaddr *)&outaddr, sizeof(outaddr)); sendto(insock, &net_buf, 29, 0, (struct sockaddr *)&outaddr, sizeof(outaddr));
int ber_data[3]; int ber_data[3];
int ber_errs = dstar_dv_decode(net_buf.vasd.voice, ber_data); int ber_errs = dstar_dv_decode(net_buf.vpkt.vasd.voice, ber_data);
if (ber_data[0] != 0xf85) { if (ber_data[0] != 0xf85) {
num_bit_errors += ber_errs; num_bit_errors += ber_errs;
num_dv_frames++; num_dv_frames++;

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