diff options
| -rw-r--r-- | net-p2p/cdonkey/Makefile | 9 | ||||
| -rw-r--r-- | net-p2p/cdonkey/files/patch-64bit | 426 |
2 files changed, 430 insertions, 5 deletions
diff --git a/net-p2p/cdonkey/Makefile b/net-p2p/cdonkey/Makefile index 361e3243b516..628b025a3ec0 100644 --- a/net-p2p/cdonkey/Makefile +++ b/net-p2p/cdonkey/Makefile @@ -8,6 +8,7 @@ PORTNAME= cdonkey PORTVERSION= 0.9.0 +PORTREVISION= 1 CATEGORIES= net-p2p MASTER_SITES= http://suche.org/ DISTNAME= cDonkey-${PORTVERSION} @@ -26,11 +27,9 @@ WRKSRC= ${WRKDIR}/cDonkey-${PORTVERSION} .include <bsd.port.pre.mk> -.if ${ARCH} != "i386" -BROKEN= "Does not compile on !i386" -.endif - post-patch: - @${REINPLACE_CMD} -e "s|-ldb|-ldb3|g" ${WRKSRC}/configure + ${REINPLACE_CMD} -e "s|-ldb|-ldb3|g" ${WRKSRC}/configure + ${REINPLACE_CMD} -e "s|/etc/|${LOCALBASE}/etc/|" \ + ${WRKSRC}/donkey.cpp ${WRKSRC}/donkey.h .include <bsd.port.post.mk> diff --git a/net-p2p/cdonkey/files/patch-64bit b/net-p2p/cdonkey/files/patch-64bit new file mode 100644 index 000000000000..c4a1b68aa647 --- /dev/null +++ b/net-p2p/cdonkey/files/patch-64bit @@ -0,0 +1,426 @@ +diff -ur --exclude=config.* cDonkey-0.9.0/cServer_udp.cpp cServer_udp.cpp +--- cDonkey-0.9.0/cServer_udp.cpp Wed May 7 14:21:33 2003 ++++ cServer_udp.cpp Fri May 19 15:58:42 2006 +@@ -15,7 +15,7 @@ + peer_ip.s_addr = ip.s_addr; + peer_port =port; + if (logSend('>', this, OP_REASKFILEPING, true)) printf("%32s\n", hash_bin2hex(file_hash)); +- unsigned len, LEN = len = 18; ++ size_t len, LEN = len = 18; + unsigned char *buf, *BUF = buf = reinterpret_cast<unsigned char*>(alloca(LEN)); + ADD_U1 (&buf, &len, OP_EMULEPROT); + ADD_U1 (&buf, &len, OP_REASKFILEPING); +@@ -29,7 +29,7 @@ + if (!nextPing (&peer_ip, &peer_port, &quest)) return false; + peer_port += 4; + if (logSend('>', this, OP_GLOBSERVSTATREQ, false)); +- unsigned len, LEN = len = 6; ++ size_t len, LEN = len = 6; + unsigned char *buf, *BUF = buf = reinterpret_cast<unsigned char*>(alloca(LEN)); + ADD_U1 (&buf, &len, OP_EDONKEYHEADER); + ADD_U1 (&buf, &len, OP_GLOBSERVSTATREQ); +@@ -49,7 +49,7 @@ + printf("Extending search to %s %u\n", inet_ntoa(ip), peer_port); + ASSERT (gui!=NULL); + if (logSend('>', this, OP_GLOBSEARCHREQ, false)); +- unsigned len, LEN = len = 2 + gui->searchLen(); ++ size_t len, LEN = len = 2 + gui->searchLen(); + unsigned char *buf, *BUF = buf = reinterpret_cast<unsigned char*>(alloca(LEN)); + ADD_U1 (&buf, &len, OP_EDONKEYHEADER); + ADD_U1 (&buf, &len, OP_GLOBSEARCHREQ); +@@ -70,7 +70,7 @@ + if (!IP_is_OK (ip)) return false; + if (logSend('>', this, OP_GLOBGETSOURCES, true)) printf("%32s\n", hash_bin2hex(Hash)); + actionServer (ip, port); +- unsigned len, LEN = len = 18; ++ size_t len, LEN = len = 18; + unsigned char *buf, *BUF = buf = reinterpret_cast<unsigned char*>(alloca(LEN)); + ADD_U1 (&buf, &len, OP_EDONKEYHEADER); + ADD_U1 (&buf, &len, OP_GLOBGETSOURCES); +@@ -81,7 +81,7 @@ + }}} + bool cServer_udp::UDP_req_callback (uint32_t idx) {{{ // (0x9C) + if (logSend('>', this, OP_GLOBCALLBACKREQ, true)) printf("%u\n", idx); +- unsigned len, LEN = len = 12; ++ size_t len, LEN = len = 12; + unsigned char *buf, *BUF = buf = reinterpret_cast<unsigned char*>(alloca(LEN)); + ADD_U1 (&buf, &len, OP_EDONKEYHEADER ); + ADD_U1 (&buf, &len, OP_GLOBCALLBACKREQ ); +@@ -96,7 +96,7 @@ + peer_ip = ip; + peer_port = port + 4; + if (logSend('>', this, OP_SERVER_DESC_REQ, false)); +- unsigned len, LEN = len = 2; ++ size_t len, LEN = len = 2; + unsigned char *buf, *BUF = buf = reinterpret_cast<unsigned char*>(alloca(LEN)); + ADD_U1 (&buf, &len, OP_EDONKEYHEADER); + ADD_U1 (&buf, &len, OP_SERVER_DESC_REQ); +@@ -108,7 +108,7 @@ + peer_port = port + 4; + peer_ip = ip; + if (logSend('>', this, OP_SERVER_LIST_REQ, false)); +- unsigned len, LEN = len = 2; ++ size_t len, LEN = len = 2; + unsigned char *buf, *BUF = buf = reinterpret_cast<unsigned char*>(alloca(LEN)); + ADD_U1 (&buf, &len, OP_EDONKEYHEADER); + ADD_U1 (&buf, &len, OP_SERVER_LIST_REQ); +@@ -303,7 +303,7 @@ + GET_HASH(&data, &in_len, hash); + sFile *file = forHash(hash); + if (file == NULL) { +- unsigned len, LEN = len = 2; ++ size_t len, LEN = len = 2; + unsigned char *buf, *BUF = buf = reinterpret_cast<unsigned char*>(alloca(LEN)); + ADD_U1 (&buf, &len, OP_EDONKEYHEADER); + ADD_U1 (&buf, &len, OP_FILENOTFOUND); +@@ -312,7 +312,7 @@ + return 1; + } + else { +- unsigned len, LEN = len = 4; ++ size_t len, LEN = len = 4; + unsigned char *buf, *BUF = buf = reinterpret_cast<unsigned char*>(alloca(LEN)); + ADD_U1 (&buf, &len, OP_EDONKEYHEADER); + ADD_U1 (&buf, &len, OP_REASKACK); +diff -ur --exclude=config.* cDonkey-0.9.0/donkey.cpp donkey.cpp +--- cDonkey-0.9.0/donkey.cpp Fri May 19 15:58:52 2006 ++++ donkey.cpp Fri May 19 15:58:42 2006 +@@ -201,7 +201,7 @@ + const int UDP_SEARCH_TIMEOUT = 5; + const int UDP_SEARCH_COUNT = 15; + unsigned int CLIENT_COUNT = 140; +-size_t TCP_CLIENT_COUNT = 4000; ++unsigned int TCP_CLIENT_COUNT = 4000; + unsigned int TCP_SERVER_COUNT = 200; + bool running = true ; + bool eMule = true ; +diff -ur --exclude=config.* cDonkey-0.9.0/kademlia.cpp kademlia.cpp +--- cDonkey-0.9.0/kademlia.cpp Wed May 7 14:21:34 2003 ++++ kademlia.cpp Fri May 19 15:58:42 2006 +@@ -137,7 +137,7 @@ + logSend('>', OVERNET_CONNECT, 24 ); + unsigned char BUF[24]; + unsigned char *buf = BUF; +- unsigned int len = 24; ++ size_t len = 24; + ADD_U1 (&buf, &len, OP_EDONKEYHEADER); + ADD_U1 (&buf, &len, OVERNET_CONNECT); + ADD_HASH(&buf, &len, seek_hash); +@@ -191,7 +191,7 @@ + logSend('>', OVERNET_HELLO_ACK, 2 ); + unsigned char BUF[2]; + unsigned char *buf = BUF; +- unsigned len = 2; ++ size_t len = 2; + ADD_U1 (&buf, &len, OP_EDONKEYHEADER); + ADD_U1 (&buf, &len, OVERNET_HELLO_ACK); + Write (BUF, 2); +@@ -201,7 +201,7 @@ + logSend('>', OVERNET_REQUEST, 19 ); + unsigned char BUF[19]; + unsigned char *buf = BUF; +- unsigned int len, LEN = len = 19; ++ size_t len, LEN = len = 19; + ADD_U1 (&buf, &len, OP_EDONKEYHEADER); + ADD_U1 (&buf, &len, OVERNET_REQUEST); + ADD_U1 (&buf, &len, for_type); +@@ -242,7 +242,7 @@ + logSend('>', OVERNET_SEARCH_REQUEST, 23); + char BUF[23]; + char *buf = BUF; +- unsigned len = 23; ++ size_t len = 23; + ADD_U1 (&buf, &len, OP_EDONKEYHEADER); + ADD_U1 (&buf, &len, OVERNET_SEARCH_REQUEST); + ADD_HASH (&buf, &len, seek_hash); +@@ -293,7 +293,7 @@ + logSend('>', OVERNET_SEARCH_END, 22); + unsigned char BUF[22]; + unsigned char *buf = BUF; +- unsigned len = 22; ++ size_t len = 22; + ADD_U1 (&buf, &len, OP_EDONKEYHEADER); + ADD_U1 (&buf, &len, OVERNET_SEARCH_END); + ADD_HASH (&buf, &len, p_hash); +@@ -305,7 +305,7 @@ + bool cKademlia::send_Publish (const uint8_t *key, size_t size, const char* name) {{{ // (0x13) Publish an meta description + ASSERT(name != NULL); + ASSERT(key != NULL); +- unsigned len, LEN = len = 52+strlen(name); ++ size_t len, LEN = len = 52+strlen(name); + unsigned char *buf, *BUF = buf = reinterpret_cast<unsigned char*>(alloca(LEN)); + logSend('>', OVERNET_PUBLISH_REQ, len); + ADD_U1 (&buf, &len, OP_EDONKEYHEADER); +@@ -320,7 +320,7 @@ + return true; + }}} + bool cKademlia::send_Publish_ack (const uint8_t * p_hash ) {{{ // (0x14) acknowlegde the send_Publish +- unsigned len, LEN = len = 18; ++ size_t len, LEN = len = 18; + unsigned char BUF[18], *buf = BUF; + ADD_U1 (&buf, &len, OP_EDONKEYHEADER); + ADD_U1 (&buf, &len, OVERNET_PUBLISH_ACK); +@@ -332,7 +332,7 @@ + }}} + bool cKademlia::send_Identify_reply (void) {{{ // (0x15) + logSend('>', OVERNET_IDENTIFY_RES, 25); +- unsigned int len = 25; ++ size_t len = 25; + unsigned char BUF[25]; + unsigned char *buf = BUF; + ADD_U1 (&buf, &len, OP_EDONKEYHEADER); +@@ -345,7 +345,7 @@ + }}} + bool cKademlia::send_Identify_ack (void) {{{ // (0x16) + logSend('>',OVERNET_IDENTIFY_ACK, 4); +- unsigned int len = 4; ++ size_t len = 4; + unsigned char BUF[4]; + unsigned char *buf = BUF; + ADD_U1 (&buf, &len, OP_EDONKEYHEADER); +@@ -369,7 +369,7 @@ + bool cKademlia::send_IP_query (void) {{{ // (0x1B) Ask after BOOT what the other see as my ip + unsigned char BUF[4]; + unsigned char *buf = BUF; +- unsigned len, LEN = len = 4; ++ size_t len, LEN = len = 4; + ADD_U1 (&buf, &len, OP_EDONKEYHEADER); + ADD_U1 (&buf, &len, OVERNET_IP_REQ); + ADD_U2 (&buf, &len, pref.ports.client); +@@ -380,7 +380,7 @@ + bool cKademlia::send_IP_answer (void) {{{ // (0x1C) Answer for send_IP_query + unsigned char BUF[6]; + unsigned char *buf = BUF; +- unsigned len, LEN = len = 6; ++ size_t len, LEN = len = 6; + ADD_U1 (&buf, &len, OP_EDONKEYHEADER); + ADD_U1 (&buf, &len, OVERNET_IP_RES); + ADD_U4 (&buf, &len, peer_ip.s_addr); +@@ -391,7 +391,7 @@ + bool cKademlia::send_IP_end (void) {{{ // (0x1D) returned after send_IP_answer + unsigned char BUF[2]; + unsigned char *buf = BUF; +- unsigned len, LEN = len = 2; ++ size_t len, LEN = len = 2; + ADD_U1 (&buf, &len, OP_EDONKEYHEADER); + ADD_U1 (&buf, &len, OVERNET_IP_ACK); + logSend('>', OVERNET_IP_ACK, LEN); +@@ -401,7 +401,7 @@ + bool cKademlia::send_Identify (void) {{{ // (0x1E) + unsigned char BUF[2]; + unsigned char *buf = BUF; +- unsigned len, LEN = len = 2; ++ size_t len, LEN = len = 2; + ADD_U1 (&buf, &len, OP_EDONKEYHEADER); + ADD_U1 (&buf, &len, OVERNET_SEARCH_END); + // logSend('>', 0x1E, LEN); +@@ -423,7 +423,7 @@ + }}} + // }}} + // recv {{{ +-void cKademlia::parsePeer_lst (unsigned char **buf , unsigned *len, unsigned cnt) {{{ ++void cKademlia::parsePeer_lst (unsigned char **buf , size_t *len, unsigned cnt) {{{ + for (unsigned i = 0; i < cnt && *len >= 23; i++) { + uint8_t p_hash[KAD_HASH_LEN]; + GET_HASH (buf, len, p_hash); +diff -ur --exclude=config.* cDonkey-0.9.0/kademlia.h kademlia.h +--- cDonkey-0.9.0/kademlia.h Sun Apr 27 17:04:24 2003 ++++ kademlia.h Fri May 19 15:58:42 2006 +@@ -45,7 +45,7 @@ + + private: + bool logSend (char dir, unsigned cmd, size_t len, bool extra = false); +- void parsePeer_lst (unsigned char **buf , unsigned *len, unsigned cnt); ++ void parsePeer_lst (unsigned char **buf , size_t *len, unsigned cnt); + void Init_Search (void); + // send Handling {{{ + bool send_Connect (void ); // (0x0A) request boot list +diff -ur --exclude=config.* cDonkey-0.9.0/misc.h misc.h +--- cDonkey-0.9.0/misc.h Sat May 3 15:48:49 2003 ++++ misc.h Fri May 19 15:58:42 2006 +@@ -160,7 +160,7 @@ + unsigned cntFiles (void); + unsigned cntSource (void); + unsigned cntServer (void); +-bool encode64(const char *_in, unsigned inlen, char *_out, size_t outmax, size_t *outlen); ++bool encode64(const char *_in, size_t inlen, char *_out, size_t outmax, size_t *outlen); + bool decode64(const char * in, unsigned inlen, char * out, size_t *outlen); + + +diff -ur --exclude=config.* cDonkey-0.9.0/protocol.cpp protocol.cpp +--- cDonkey-0.9.0/protocol.cpp Sat May 3 15:48:50 2003 ++++ protocol.cpp Fri May 19 15:58:42 2006 +@@ -13,7 +13,7 @@ + + class sTag *parseTag (class sPacket *packet) {{{ + unsigned char *data = packet->DATA(); +- unsigned len = packet->Unused(); ++ size_t len = packet->Unused(); + sTag *ret = parse_tag(data, &len); + packet->GET_BLIND(len); + return ret; +diff -ur --exclude=config.* cDonkey-0.9.0/sGui.cpp sGui.cpp +--- cDonkey-0.9.0/sGui.cpp Wed May 7 14:21:34 2003 ++++ sGui.cpp Fri May 19 15:58:42 2006 +@@ -122,7 +122,7 @@ + unsigned limit = max_cnt * (78 + sizeof(s->name) + sizeof(s->desc)); + unsigned char *buffer, *BUFFER = buffer = reinterpret_cast<unsigned char*>(alloca (limit)); + s = nextServers (true); +- unsigned unused = limit; ++ size_t unused = limit; + unsigned cnt = 0 ; + while (s != NULL) { // we have reserved the maximum possible size + cnt++; +@@ -156,7 +156,7 @@ + if (!auth) return 0; + unsigned limit = 3000; // hardcoded ! BAD + unsigned char *buffer, *BUFFER = buffer = reinterpret_cast<unsigned char*>(alloca (limit)); +- unsigned unused = limit; ++ size_t unused = limit; + unsigned cnt = 0 ; + FILE_LIST {{{ + if ( ! akt->get_Completed() ) continue; +diff -ur --exclude=config.* cDonkey-0.9.0/sServer.cpp sServer.cpp +--- cDonkey-0.9.0/sServer.cpp Wed May 7 14:21:34 2003 ++++ sServer.cpp Fri May 19 15:58:42 2006 +@@ -661,7 +661,7 @@ + char *key; + cTreeSearch(void); + ~cTreeSearch(void); +- bool Parse (unsigned char *data, unsigned len); ++ bool Parse (unsigned char *data, size_t len); + bool Match (void) { return false; } + }; + cTreeSearch:: cTreeSearch(void) {{{ +@@ -678,7 +678,7 @@ + if (val_str != NULL) Free2 (val_str); + if (key != NULL) Free2 (key ); + }}} +-bool cTreeSearch::Parse (unsigned char *data, unsigned len) {{{ ++bool cTreeSearch::Parse (unsigned char *data, size_t len) {{{ + while (len>0) { + unsigned new_op = GET_U1 (&data, &len); + switch (new_op) { +diff -ur --exclude=config.* cDonkey-0.9.0/sSource.cpp sSource.cpp +--- cDonkey-0.9.0/sSource.cpp Wed May 7 14:21:35 2003 ++++ sSource.cpp Fri May 19 15:58:42 2006 +@@ -97,7 +97,7 @@ + return true; + }}} + +-static int res_sources (sSource *, unsigned char *buf, unsigned len) {{{ ++static int res_sources (sSource *, unsigned char *buf, size_t len) {{{ + tHash hash; + unsigned count; + GET_HASH(&buf, &len, hash); +@@ -575,7 +575,7 @@ + }}} + int sSource::no_such_file (const tHash &hash ) {{{ // (0x48) + logSend ('>', this, OP_FILEREQANSNOFIL, false); +- unsigned LEN , len = LEN = 22; ++ size_t LEN , len = LEN = 22; + unsigned char *buf, *BUF = buf = reinterpret_cast<unsigned char*>(alloca(LEN)); + ADD_U1 (&buf, &len, OP_EDONKEYHEADER); + ADD_U4 (&buf, &len, LEN - PACKET_LEN_SUB); +@@ -587,7 +587,7 @@ + }}} + int sSource::end_of_download (void ) {{{ // (0x49) o.p. + logSend ('>', this, OP_END_OF_DOWNLOAD, false); +- unsigned LEN , len = LEN = 22; ++ size_t LEN , len = LEN = 22; + unsigned char *buf, *BUF = buf = reinterpret_cast<unsigned char*>(alloca(LEN)); + ADD_U1 (&buf, &len, OP_EDONKEYHEADER); + ADD_U4 (&buf, &len, LEN - PACKET_LEN_SUB); +@@ -671,7 +671,7 @@ + dlFile(old_dl); + + if (logSend('>', this, OP_SETREQFILEID, true)) printf("%32s\n", hash_bin2hex(hash)); +- unsigned LEN , len = LEN = 22; ++ size_t LEN , len = LEN = 22; + unsigned char *buf, *BUF = buf = reinterpret_cast<unsigned char*>(alloca(LEN)); + ADD_U1 (&buf, &len, OP_EDONKEYHEADER); + ADD_U4 (&buf, &len, LEN - PACKET_LEN_SUB); +@@ -706,7 +706,7 @@ + }}} + int sSource::req_part_hash (const tHash &hash ) {{{ // (0x51) o.p. <HASH> + if (logSend('>', this, OP_HASHSETREQUEST, true)) printf("%32s\n", hash_bin2hex(hash)); +- unsigned LEN , len = LEN = 22; ++ size_t LEN , len = LEN = 22; + unsigned char *buf, *BUF = buf = reinterpret_cast<unsigned char*>(alloca(LEN)); + ADD_U1 (&buf, &len, OP_EDONKEYHEADER); + ADD_U4 (&buf, &len, LEN - PACKET_LEN_SUB); +@@ -738,7 +738,7 @@ + if (next_slot >= currentTime) return 1; + next_slot = currentTime + 300; + logSend('>', this, OP_STARTUPLOADREQ, false); +- unsigned LEN, len = LEN = 22; ++ size_t LEN, len = LEN = 22; + unsigned char *buf, *BUF = buf = reinterpret_cast<unsigned char*>(alloca(LEN)); + ADD_U1 (&buf, &len, OP_EDONKEYHEADER); + ADD_U4 (&buf, &len, LEN - PACKET_LEN_SUB); +@@ -750,7 +750,7 @@ + }}} + int sSource::CMD_slot_available (void ) {{{ // (0x55) o.p. (null) + logSend('>', this, OP_ACCEPTUPLOADREQ, false); +- unsigned LEN, len = LEN = 6; ++ size_t LEN, len = LEN = 6; + unsigned char *buf, *BUF = buf = reinterpret_cast<unsigned char*>(alloca(LEN)); + ADD_U1(&buf, &len, OP_EDONKEYHEADER); + ADD_U4(&buf, &len, LEN - PACKET_LEN_SUB); +@@ -760,7 +760,7 @@ + }}} + int sSource::res_slot_close (void ) {{{ // (0x57) o.p. (null) + logSend('>', this, OP_OUTOFPARTREQS, false); +- unsigned LEN, len = LEN = 6; ++ size_t LEN, len = LEN = 6; + unsigned char *buf, *BUF = buf = reinterpret_cast<unsigned char*>(alloca(LEN)); + ADD_U1(&buf, &len, OP_EDONKEYHEADER); + ADD_U4(&buf, &len, LEN - PACKET_LEN_SUB); +@@ -784,7 +784,7 @@ + } + dlFile(old_dl); + if (logSend('>', this, OP_FILEREQUEST, true)) printf("%32s\n", hash_bin2hex(hash)); +- unsigned LEN , len = LEN = 22; ++ size_t LEN , len = LEN = 22; + unsigned char *buf, *BUF = buf = reinterpret_cast<unsigned char*>(alloca(LEN)); + ADD_U1 (&buf, &len, OP_EDONKEYHEADER); + ADD_U4 (&buf, &len, LEN - PACKET_LEN_SUB); +@@ -812,7 +812,7 @@ + }}} + int sSource::C5_res_rang (uint8_t rang ) {{{ // (0x60) o.p. <RANG(2)><padding(10)> + if (logSend ('>', this,0xC560, true)) printf("%hi\n", rang); +- unsigned LEN , len = LEN = 18; ++ size_t LEN , len = LEN = 18; + unsigned char *buf, *BUF = buf = reinterpret_cast<unsigned char*>(alloca(LEN)); + ADD_U1 (&buf, &len, OP_EMULEPROT); + ADD_U4 (&buf, &len, LEN - PACKET_LEN_SUB); +@@ -831,7 +831,7 @@ + nextFile (hash, true); // <- set cursor_count + if (cursor_count > 512) return 1; + if(logSend ('>', this , 0xC581, true)) printf("%32s\n", hash_bin2hex(hash)); +- unsigned LEN , len = LEN = 22; ++ size_t LEN , len = LEN = 22; + unsigned char *buf, *BUF = buf = reinterpret_cast<unsigned char*>(alloca(LEN)); + ADD_U1 (&buf, &len, OP_EMULEPROT); + ADD_U4 (&buf, &len, LEN - PACKET_LEN_SUB); +diff -ur --exclude=config.* cDonkey-0.9.0/sTag.cpp sTag.cpp +--- cDonkey-0.9.0/sTag.cpp Sat Apr 5 13:06:46 2003 ++++ sTag.cpp Fri May 19 15:58:42 2006 +@@ -65,7 +65,7 @@ + *dst = *src; + *src = NULL; + }}} +-sTag *parse_tag (unsigned char *data, unsigned *len) {{{ ++sTag *parse_tag (unsigned char *data, size_t *len) {{{ + ASSERT (NULL != data); + ASSERT (NULL != len ); + if (data == NULL) {{{ +@@ -74,7 +74,7 @@ + }}} + if (*len == 0) return NULL; + unsigned char *DATA = data; +- int LEN = *len; ++ size_t LEN = *len; + unsigned char *start = data; + unsigned count = GET_U4(&data, len); + if (count == 0) return NULL; |