static int
tcp_write(tcpcon_t *tc, const void *data, size_t len)
{
#ifdef MSG_NOSIGNAL
return netSend(tc->fd, data, len, MSG_NOSIGNAL) != len ? ECONNRESET : 0;
#else
return netSend(tc->fd, data, len, 0 ) != len ? ECONNRESET : 0;
#endif
}
// returns 0 on success and a (negative) error number on failure
int socketSendData(JsNetwork *net, JsVar *connection, int sckt, JsVar **sendData) {
char *buf = alloca(net->chunkSize); // allocate on stack
assert(!jsvIsEmptyString(*sendData));
size_t bufLen = httpStringGet(*sendData, buf, net->chunkSize);
int num = netSend(net, sckt, buf, bufLen);
if (num < 0) return num; // an error occurred
// Now cut what we managed to send off the beginning of sendData
if (num > 0) {
JsVar *newSendData = 0;
if (num < (int)jsvGetStringLength(*sendData)) {
// we didn't send all of it... cut out what we did send
newSendData = jsvNewFromStringVar(*sendData, (size_t)num, JSVAPPENDSTRINGVAR_MAXLENGTH);
} else {
// we sent all of it! Issue a drain event, unless we want to close, then we shouldn't
// callback for more data
bool wantClose = jsvGetBoolAndUnLock(jsvObjectGetChild(connection,HTTP_NAME_CLOSE,0));
if (!wantClose) {
jsiQueueObjectCallbacks(connection, HTTP_NAME_ON_DRAIN, &connection, 1);
}
newSendData = jsvNewFromEmptyString();
}
jsvUnLock(*sendData);
*sendData = newSendData;
}
return 0;
}
void debugPrintf(const char* fmt, ...)
{
char buffer[0x800];
va_list arg;
va_start(arg, fmt);
vsnprintf(buffer, sizeof(buffer), fmt, arg);
va_end(arg);
netSend(SocketFD, buffer, strlen(buffer), 0);
}
// Attempt to send buffer on an established client connection, returns true if it sent something
bool telnetSendBuf(JsNetwork *net) {
if (tnSrv.sock == 0 || tnSrv.cliSock == 0) return false;
// if we have nothing buffered, that's it
if (tnSrv.txBufLen == 0) return false;
// try to send the tx buffer
int sent = netSend(net, tnSrv.cliSock, tnSrv.txBuf, tnSrv.txBufLen);
if (sent == tnSrv.txBufLen) {
tnSrv.txBufLen = 0;
} else if (sent > 0) {
// shift remaining chars up in the buffer
memmove(tnSrv.txBuf, tnSrv.txBuf+sent, (size_t)(tnSrv.txBufLen-sent));
tnSrv.txBufLen -= (uint16_t)sent;
} else if (sent < 0) {
telnetRelease(net);
}
if (sent != 0) {
//printf("tnSrv: sent sock=%d, %d bytes, %d left\n", tnSrv.sock, sent, tnSrv.txBufLen);
}
return sent != 0;
}
/**
* Sends an ARP request for an ARP table entry over a network interface.
* @param entry ARP table entry
* @return OK if packet was sent, otherwise SYSERR
*/
syscall arpSendRqst(struct arpEntry *entry)
{
struct netif *netptr = NULL;
struct packet *pkt = NULL;
struct arpPkt *arp = NULL;
int result;
/* Error check pointers */
if (NULL == entry)
{
return SYSERR;
}
ARP_TRACE("Sending ARP request");
/* Setup pointer to network interface */
netptr = entry->nif;
/* Obtain a buffer for the packet */
pkt = netGetbuf();
if (SYSERR == (int)pkt)
{
ARP_TRACE("Failed to acquire packet buffer");
return SYSERR;
}
/* Place ARP header at end of packet buffer */
pkt->nif = netptr;
pkt->len =
ARP_CONST_HDR_LEN + netptr->hwaddr.len * 2 + netptr->ip.len * 2;
pkt->curr -= pkt->len;
arp = (struct arpPkt *)pkt->curr;
/* Fill in ARP header */
arp->hwtype = hs2net(netptr->hwaddr.type);
arp->prtype = hs2net(netptr->ip.type);
arp->hwalen = netptr->hwaddr.len;
arp->pralen = netptr->ip.len;
arp->op = hs2net(ARP_OP_RQST);
ARP_TRACE("Filled in types, lens, and op");
memcpy(&arp->addrs[ARP_ADDR_SHA(arp)], netptr->hwaddr.addr,
arp->hwalen);
memcpy(&arp->addrs[ARP_ADDR_SPA(arp)], netptr->ip.addr, arp->pralen);
memcpy(&arp->addrs[ARP_ADDR_DPA(arp)], entry->praddr.addr,
arp->pralen);
ARP_TRACE("Filled in addrs");
/* Send packet */
result = netSend(pkt, &netptr->hwbrc, NULL, ETHER_TYPE_ARP);
ARP_TRACE("Sent packet");
/* Free buffer for the packet */
if (SYSERR == netFreebuf(pkt))
{
ARP_TRACE("Failed to free packet buffer");
return SYSERR;
}
/* Return result of netSend */
return result;
}
ssize_t netSendPeerEvent(NetPath *netPath, const Octet *buf, UInteger16 length, TimeInternal* time)
{
return netSend(buf, length, time, &netPath->peerMulticastAddr, netPath->eventPcb);
}
ssize_t netSendPeerGeneral(NetPath *netPath, const Octet *buf, UInteger16 length)
{
return netSend(buf, length, NULL, &netPath->peerMulticastAddr, netPath->generalPcb);
}
/**
* Tests the network interfaces.
* @return OK when testing is complete
*/
thread test_netif(bool verbose)
{
bool passed = TRUE;
int i = 0;
struct netaddr ip;
struct netaddr mask;
struct netaddr gate;
struct netaddr hw;
struct netaddr brc;
struct pcap_file_header pcap;
struct pcap_pkthdr phdr;
struct packet *pkt;
struct netif *netptr;
uchar *data;
enable();
ip.type = NETADDR_IPv4;
ip.len = IPv4_ADDR_LEN;
ip.addr[0] = 192;
ip.addr[1] = 168;
ip.addr[2] = 1;
ip.addr[3] = 6;
mask.type = NETADDR_IPv4;
mask.len = IPv4_ADDR_LEN;
mask.addr[0] = 255;
mask.addr[1] = 255;
mask.addr[2] = 255;
mask.addr[3] = 0;
gate.type = NETADDR_IPv4;
gate.len = IPv4_ADDR_LEN;
gate.addr[0] = 192;
gate.addr[1] = 168;
gate.addr[2] = 1;
gate.addr[3] = 1;
brc.type = NETADDR_IPv4;
brc.len = IPv4_ADDR_LEN;
brc.addr[0] = 255;
brc.addr[1] = 255;
brc.addr[2] = 255;
brc.addr[3] = 255;
testPrint(verbose, "Open loopback ethernet device");
failif((SYSERR == open(ELOOP)), "");
testPrint(verbose, "Start network interface");
if (SYSERR == netUp(ELOOP, &ip, &mask, &gate))
{
failif(TRUE, "Returned SYSERR");
}
else
{
for (i = 0; i < NNETIF; i++)
{
if ((NET_ALLOC == netiftab[i].state)
&& (ELOOP == netiftab[i].dev))
{
break;
}
}
netptr = &netiftab[i];
if ((i >= NNETIF)
|| (netptr->state != NET_ALLOC)
|| (netptr->mtu != ELOOP_MTU)
|| (netptr->linkhdrlen != ELOOP_LINKHDRSIZE)
|| (FALSE == netaddrequal(&netptr->ip, &ip))
|| (FALSE == netaddrequal(&netptr->mask, &mask))
|| (FALSE == netaddrequal(&netptr->gateway, &gate)))
{
failif(TRUE, "Incorrect structure setup");
}
else
{
for (i = 0; i < NET_NTHR; i++)
{
if (isbadtid(netptr->recvthr[i]))
{
failif(TRUE, "Bad recvthr");
break;
}
}
if (NET_NTHR == i)
{
failif(FALSE, "");
}
}
}
testPrint(verbose, "Stop network interface");
failif((SYSERR == netDown(ELOOP)), "");
testPrint(verbose, "Start network interface (no gateway)");
failif((SYSERR == netUp(ELOOP, &ip, &mask, NULL)), "");
for (i = 0; i < NNETIF; i++)
{
if ((NET_ALLOC == netiftab[i].state)
&& (ELOOP == netiftab[i].dev))
{
break;
}
}
/* Kill receiver threads */
netptr = &netiftab[i];
for (i = 0; i < NET_NTHR; i++)
{
kill(netptr->recvthr[i]);
netptr->recvthr[i] = BADTID;
}
testPrint(verbose, "Get packet buffer");
pkt = netGetbuf();
failif((SYSERR == (int)pkt), "");
data = (uchar *)&_binary_data_testnetif_pcap_start;
memcpy(&pcap, data, sizeof(pcap));
data += sizeof(pcap);
memcpy(&phdr, data, sizeof(phdr));
data += sizeof(phdr);
if (PCAP_MAGIC != pcap.magic)
{
phdr.caplen = endswap(phdr.caplen);
}
pkt->nif = netptr;
pkt->len = phdr.caplen - netptr->linkhdrlen;
pkt->curr = pkt->curr - pkt->len;
memcpy(pkt->curr, data + netptr->linkhdrlen, pkt->len);
hw.type = NETADDR_ETHERNET;
hw.len = ETH_ADDR_LEN;
hw.addr[0] = 0xAA;
hw.addr[1] = 0xBB;
hw.addr[2] = 0xCC;
hw.addr[3] = 0xDD;
hw.addr[4] = 0xEE;
hw.addr[5] = 0xAA;
testPrint(verbose, "Send packet (known hardware address)");
if (SYSERR == netSend(pkt, &hw, NULL, ETHER_TYPE_ARP))
{
failif(TRUE, "Returned SYSERR");
}
else
{
if ((SYSERR == read(netptr->dev, pkt, phdr.caplen))
|| (memcmp(pkt, data, phdr.caplen) != 0))
{
failif(TRUE, "Packet did not match");
}
else
{
failif(FALSE, "");
}
}
testPrint(verbose, "Free packet buffer");
failif((SYSERR == netFreebuf(pkt)), "");
testPrint(verbose, "Stop network interface");
failif(((SYSERR == netDown(ELOOP)) || (SYSERR == close(ELOOP))), "");
if (passed)
{
testPass(TRUE, "");
}
else
{
testFail(TRUE, "");
}
return OK;
}
/**
* Fragments packet into maximum transmission unit sized chunks.
* @param pkt the packet to fragment
* @return OK
*/
syscall ipv4SendFrag(struct packet *pkt, struct netaddr *nxthop)
{
uint ihl;
uchar *data;
uint dRem = 0; // The amount of data remaining to be fragmented
ushort froff;
ushort lastFlag;
ushort dLen;
// Incoming packet structures
struct ipv4Pkt *ip;
// Outgoing packet structures
struct ipv4Pkt *outip;
struct packet *outpkt;
IPv4_TRACE("Declaration");
if (NULL == pkt)
{
return SYSERR;
}
// Setup incoming packet structures
ip = (struct ipv4Pkt *)pkt->curr;
if (net2hs(ip->len) <= pkt->nif->mtu)
{
IPv4_TRACE("NetSend");
if (netaddrequal(&pkt->nif->ipbrc, nxthop))
{
IPv4_TRACE("Subnet Broadcast");
return netSend(pkt, &NETADDR_GLOBAL_ETH_BRC,
nxthop, ETHER_TYPE_IPv4);
}
return netSend(pkt, NULL, nxthop, ETHER_TYPE_IPv4);
}
// Verify header does not have DF
if (net2hs(ip->flags_froff) & IPv4_FLAG_DF)
{
IPv4_TRACE("net2hs of froff");
/* Send ICMP message */
icmpDestUnreach(pkt, ICMP_FOFF_DFSET);
return SYSERR;
}
ihl = (ip->ver_ihl & IPv4_IHL) * 4;
data = ((uchar *)ip) + ihl;
dRem = net2hs(ip->len) - ihl;
froff = net2hs(ip->flags_froff) & IPv4_FROFF;
lastFlag = net2hs(ip->flags_froff) & IPv4_FLAGS;
// Length of data in this packet will be MTU - header length,
// rounded down to nearest multiple of 8 bytes.
dLen = (pkt->nif->mtu - ihl) & ~0x7;
pkt->len = ihl + dLen;
ip->len = hs2net(pkt->len);
// Set more fragments flag
ip->flags_froff = IPv4_FLAG_MF & froff;
ip->flags_froff = hs2net(ip->flags_froff);
ip->chksum = 0;
ip->chksum = netChksum((uchar *)ip, ihl);
netSend(pkt, NULL, nxthop, ETHER_TYPE_IPv4);
dRem -= dLen;
data += dLen;
froff += (dLen / 8);
// Get memory from stack for outgoing fragment
outpkt = netGetbuf();
if (SYSERR == (int)outpkt)
{
IPv4_TRACE("allocating outpkt");
return SYSERR;
}
// Set up outgoing packet pointers and variables
outpkt->curr -= pkt->nif->mtu;
outip = (struct ipv4Pkt *)outpkt->curr;
outpkt->nif = pkt->nif;
memcpy(outip, ip, IPv4_HDR_LEN);
// While packet must be fragmented
while (dRem > 0)
{
if (((dRem + 7) & ~0x7) > pkt->nif->mtu + IPv4_HDR_LEN)
{
dLen = (pkt->nif->mtu - IPv4_HDR_LEN) & ~0x7;
}
else
{
dLen = dRem;
}
// Copy data segment
memcpy(outip->opts, data, dLen);
// Set more fragments flag
if (dLen == dRem)
{
outip->flags_froff = lastFlag & froff;
}
else
{
outip->flags_froff = IPv4_FLAG_MF & froff;
}
outip->flags_froff = hs2net(outip->flags_froff);
// Update fields
outip->len = hs2net(IPv4_HDR_LEN + dLen);
outip->chksum = 0;
outip->chksum = netChksum((uchar *)outip, IPv4_HDR_LEN);
// Update outgoing packet length
outpkt->len = net2hs(outip->len);
// Send fragment
netSend(outpkt, NULL, nxthop, ETHER_TYPE_IPv4);
dRem -= dLen;
data += dLen;
froff += (dLen / 8);
}
IPv4_TRACE("freeing outpkt");
netFreebuf(outpkt);
return OK;
}
static void handleclient(u64 conn_s_p)
{
// todo: clean up
int conn_s = (int)conn_s_p;
int list_s_data = -1;
int conn_s_data = -1;
int datareq = 0;
char cwd[256];
char rnfr[256];
char filename[256];
char user[32];
u32 rest = 0;
int authd = 0;
int active = 1;
Lv2FsFile tempfd;
char buf[BUFFER_SIZE];
char buffer[1024];
char client_cmd[8][128];
ssize_t bytes;
#if LOGIN_CHECK == 1
// load password file
char passwordcheck[33];
// check if password file exists - if not, use default password
if(exists(PASSWORD_FPATH) == 0)
{
Lv2FsFile fd;
u64 read;
lv2FsOpen(PASSWORD_FPATH, LV2_O_RDONLY, &fd, 0, NULL, 0);
lv2FsRead(fd, passwordcheck, 32, &read);
lv2FsClose(fd);
if(strlen(passwordcheck) != 32)
{
strcpy(passwordcheck, LOGIN_PASSWORD);
}
}
else
{
strcpy(passwordcheck, LOGIN_PASSWORD);
}
#endif
// start directory
strcpy(cwd, "/");
// welcome message
swritel(conn_s, "220-OpenPS3FTP by @jjolano\r\n");
sprintf(buffer, "220 Version %s\r\n", VERSION);
swritel(conn_s, buffer);
while(exitapp == 0 && active && (bytes = sreadl(conn_s, buffer, 1024)) > 0)
{
// get rid of the newline at the end of the string
buffer[strcspn(buffer, "\n")] = '\0';
buffer[strcspn(buffer, "\r")] = '\0';
// parse received string into array
int parameter_count = 0;
char *result = strtok(buffer, " ");
strcpy(client_cmd[0], result);
while(parameter_count < 7 && (result = strtok(NULL, " ")) != NULL)
{
parameter_count++;
strcpy(client_cmd[parameter_count], result);
}
// identify the command
int cmd_id;
for(cmd_id = 0; cmd_id < client_cmds_count; cmd_id++)
{
if(strcasecmp(client_cmd[0], client_cmds[cmd_id]) == 0)
{
break;
}
}
// execute command
if(authd == 0)
{
// not logged in
switch(cmd_id)
{
case 0: // USER
#if LOGIN_CHECK == 1
if(parameter_count >= 1)
{
int i;
for(i = 2; i <= parameter_count; i++)
{
strcat(client_cmd[1], " ");
strcat(client_cmd[1], client_cmd[i]);
}
strcpy(user, client_cmd[1]);
sprintf(buffer, "331 User %s OK. Password required\r\n", user);
swritel(conn_s, buffer);
}
else
{
swritel(conn_s, "501 Please provide a username\r\n");
}
#else
sprintf(buffer, "331 User %s OK. Password (not really) required\r\n", user);
swritel(conn_s, buffer);
#endif
break;
case 1: // PASS
#if LOGIN_CHECK == 1
if(parameter_count >= 1)
{
int i;
for(i = 2; i <= parameter_count; i++)
{
strcat(client_cmd[1], " ");
strcat(client_cmd[1], client_cmd[i]);
}
// hash the password given
char output[33];
md5(output, client_cmd[1]);
if(strcmp(user, LOGIN_USERNAME) == 0 && strcmp(output, passwordcheck) == 0)
{
swritel(conn_s, "230 Successful authentication\r\n");
authd = 1;
}
else
{
swritel(conn_s, "430 Invalid username or password - \r\n");
}
}
else
{
swritel(conn_s, "501 Invalid username or password\r\n");
}
#else
swritel(conn_s, "230 Successful authentication\r\n");
authd = 1;
#endif
break;
case 2: // QUIT
swritel(conn_s, "221 See you later\r\n");
active = 0;
break;
default: swritel(conn_s, "530 You are not logged in\r\n");
}
}
else
{
// logged in
switch(cmd_id)
{
case 0: // USER
case 1: // PASS
swritel(conn_s, "530 You are already logged in\r\n");
break;
case 2: // QUIT
swritel(conn_s, "221 See you later\r\n");
active = 0;
break;
case 3: // PASV
rest = 0;
netSocketInfo snf;
int ret = netGetSockInfo(conn_s, &snf, 1);
if(ret >= 0 && snf.local_adr.s_addr != 0)
{
// assign a random port for passive mode
srand(conn_s);
int rand1 = (rand() % 251) + 4;
int rand2 = rand() % 256;
sprintf(buffer, "227 Entering Passive Mode (%u,%u,%u,%u,%i,%i)\r\n",
(snf.local_adr.s_addr & 0xFF000000) >> 24,
(snf.local_adr.s_addr & 0xFF0000) >> 16,
(snf.local_adr.s_addr & 0xFF00) >> 8,
(snf.local_adr.s_addr & 0xFF),
rand1, rand2);
short int pasvport = (rand1 * 256) + rand2;
struct sockaddr_in servaddr;
memset(&servaddr, 0, sizeof(servaddr));
servaddr.sin_family = AF_INET;
servaddr.sin_addr.s_addr = htonl(INADDR_ANY);
servaddr.sin_port = htons(pasvport);
list_s_data = netSocket(AF_INET, SOCK_STREAM, 0);
netBind(list_s_data, (struct sockaddr *) &servaddr, sizeof(servaddr));
netListen(list_s_data, 1);
swritel(conn_s, buffer);
if((conn_s_data = netAccept(list_s_data, NULL, NULL)) == -1)
{
swritel(conn_s, "550 PASV command failed\r\n");
}
else
{
datareq = 1;
}
break;
}
swritel(conn_s, "550 PASV command failed\r\n");
break;
case 4: // PORT
if(parameter_count == 1)
{
rest = 0;
char connectinfo[32];
strcpy(connectinfo, client_cmd[1]);
char data[7][4];
int i = 0;
char *result = strtok(connectinfo, ",");
strcpy(data[0], result);
while(i < 6 && (result = strtok(NULL, ",")) != NULL)
{
i++;
strcpy(data[i], result);
}
char conn_ipaddr[16];
sprintf(conn_ipaddr, "%s.%s.%s.%s", data[0], data[1], data[2], data[3]);
struct sockaddr_in servaddr;
memset(&servaddr, 0, sizeof(servaddr));
servaddr.sin_family = AF_INET;
servaddr.sin_port = htons((atoi(data[4]) * 256) + atoi(data[5]));
inet_pton(AF_INET, conn_ipaddr, &servaddr.sin_addr);
conn_s_data = netSocket(AF_INET, SOCK_STREAM, 0);
if(connect(conn_s_data, (struct sockaddr *)&servaddr, sizeof(servaddr)) == 0)
{
swritel(conn_s, "200 PORT command successful\r\n");
datareq = 1;
}
else
{
swritel(conn_s, "550 PORT command failed\r\n");
}
}
else
{
swritel(conn_s, "501 Syntax error\r\n");
}
break;
case 5: // SITE
if(strcasecmp(client_cmd[1], "CHMOD") == 0)
{
int i;
for(i = 4; i <= parameter_count; i++)
{
strcat(client_cmd[3], " ");
strcat(client_cmd[3], client_cmd[i]);
}
absPath(filename, client_cmd[3], cwd);
char perms[4];
sprintf(perms, "0%s", client_cmd[2]);
if(lv2FsChmod(filename, S_IFMT | strtol(perms, NULL, 8)) == 0)
{
swritel(conn_s, "250 File permissions successfully set\r\n");
}
else
{
swritel(conn_s, "550 Failed to set file permissions\r\n");
}
}
else
{
swritel(conn_s, "500 Unrecognized SITE command\r\n");
}
break;
case 6: // FEAT
swritel(conn_s, "211- Extensions supported:\r\n");
int i;
for(i = 0; i < feat_cmds_count; i++)
{
sprintf(buffer, " %s\r\n", feat_cmds[i]);
swritel(conn_s, buffer);
}
swritel(conn_s, "211 End.\r\n");
break;
case 7: // TYPE
swritel(conn_s, "200 TYPE command successful\r\n");
break;
case 8: // REST
if(parameter_count == 1)
{
rest = atoi(client_cmd[1]);
swritel(conn_s, "350 REST command successful\r\n");
}
else
{
swritel(conn_s, "501 Syntax error\r\n");
}
break;
case 9: // RETR
if(parameter_count >= 1)
{
if(conn_s_data == -1)
{
swritel(conn_s, "425 No data connection\r\n");
break;
}
swritel(conn_s, "150 Opening data connection\r\n");
int i;
for(i = 2; i <= parameter_count; i++)
{
strcat(client_cmd[1], " ");
strcat(client_cmd[1], client_cmd[i]);
}
absPath(filename, client_cmd[1], cwd);
u64 pos;
u64 read = -1;
Lv2FsFile fd;
lv2FsOpen(filename, LV2_O_RDONLY, &fd, 0, NULL, 0);
lv2FsLSeek64(fd, (s64)rest, SEEK_SET, &pos);
if(fd >= 0)
{
while(lv2FsRead(fd, buf, BUFFER_SIZE - 1, &read) == 0 && read > 0)
{
netSend(conn_s_data, buf, read, 0);
}
if(read == 0)
{
swritel(conn_s, "226 Transfer complete\r\n");
}
else
{
swritel(conn_s, "426 Transfer failed\r\n");
}
}
else
{
swritel(conn_s, "452 File access error\r\n");
}
lv2FsClose(fd);
}
else
{
swritel(conn_s, "501 Syntax error\r\n");
}
break;
case 10: // PWD
sprintf(buffer, "257 \"%s\" is the current directory\r\n", cwd);
swritel(conn_s, buffer);
break;
case 11: // CWD
if(parameter_count >= 1)
{
int i;
for(i = 2; i <= parameter_count; i++)
{
strcat(client_cmd[1], " ");
strcat(client_cmd[1], client_cmd[i]);
}
strcpy(filename, client_cmd[1]);
if(strcmp(filename, "../") == 0)
{
for(int i = strlen(cwd) - 2; i > 0; i--)
{
if(cwd[i] != '/')
{
cwd[i] = '\0';
}
else
{
break;
}
}
sprintf(buffer, "250 Directory change successful: %s\r\n", cwd);
swritel(conn_s, buffer);
break;
}
if(filename[0] == '/')
{
strcpy(cwd, (strlen(filename) == 1) ? "/" : filename);
}
else
{
strcat(cwd, filename);
}
if(cwd[strlen(cwd) - 1] != '/')
{
strcat(cwd, "/");
}
if(isDir(cwd))
{
sprintf(buffer, "250 Directory change successful: %s\r\n", cwd);
}
else
{
sprintf(buffer, "550 Could not change directory: %s\r\n", cwd);
}
swritel(conn_s, buffer);
}
else
{
sprintf(buffer, "257 \"%s\" is the current directory\r\n", cwd);
swritel(conn_s, buffer);
}
break;
case 12: // CDUP
for(int i = strlen(cwd) - 2; i > 0; i--)
{
if(cwd[i] != '/')
{
cwd[i] = '\0';
}
else
{
break;
}
}
sprintf(buffer, "250 Directory change successful: %s\r\n", cwd);
swritel(conn_s, buffer);
break;
case 13: // NLST
if(conn_s_data == -1)
{
swritel(conn_s, "425 No data connection\r\n");
break;
}
swritel(conn_s, "150 Opening data connection\r\n");
if(parameter_count >= 1)
{
int i;
for(i = 2; i <= parameter_count; i++)
{
strcat(client_cmd[1], " ");
strcat(client_cmd[1], client_cmd[i]);
}
absPath(filename, client_cmd[1], cwd);
}
else
{
strcpy(filename, cwd);
}
if(lv2FsOpenDir(filename, &tempfd) == 0)
{
u64 read;
Lv2FsDirent ent;
while(lv2FsReadDir(tempfd, &ent, &read) == 0 && read != 0)
{
sprintf(buffer, "%s\r\n", ent.d_name);
swritel(conn_s_data, buffer);
}
swritel(conn_s, "226 Transfer complete\r\n");
}
else
{
swritel(conn_s, "451 Cannot access directory\r\n");
}
lv2FsCloseDir(tempfd);
break;
case 14: // LIST
if(conn_s_data == -1)
{
swritel(conn_s, "425 No data connection\r\n");
break;
}
swritel(conn_s, "150 Opening data connection\r\n");
if(parameter_count >= 1)
{
int i;
for(i = 2; i <= parameter_count; i++)
{
strcat(client_cmd[1], " ");
strcat(client_cmd[1], client_cmd[i]);
}
absPath(filename, client_cmd[1], cwd);
}
else
{
strcpy(filename, cwd);
}
if(lv2FsOpenDir(filename, &tempfd) == 0)
{
u64 read;
Lv2FsDirent ent;
while(lv2FsReadDir(tempfd, &ent, &read) == 0 && read != 0)
{
sprintf(filename, "%s%s", cwd, ent.d_name);
Lv2FsStat entry;
lv2FsStat(filename, &entry);
struct tm *tm;
char timebuf[32];
tm = localtime(&entry.st_mtime);
strftime(timebuf, 31, "%b %d %Y", tm);
sprintf(buffer, "%s%s%s%s%s%s%s%s%s%s 1 root root %lu %s %s\r\n",
((entry.st_mode & S_IFDIR) != 0)?"d":"-",
((entry.st_mode & S_IRUSR) != 0)?"r":"-",
((entry.st_mode & S_IWUSR) != 0)?"w":"-",
((entry.st_mode & S_IXUSR) != 0)?"x":"-",
((entry.st_mode & S_IRGRP) != 0)?"r":"-",
((entry.st_mode & S_IWGRP) != 0)?"w":"-",
((entry.st_mode & S_IXGRP) != 0)?"x":"-",
((entry.st_mode & S_IROTH) != 0)?"r":"-",
((entry.st_mode & S_IWOTH) != 0)?"w":"-",
((entry.st_mode & S_IXOTH) != 0)?"x":"-",
(long unsigned int)entry.st_size,
timebuf,
ent.d_name);
swritel(conn_s_data, buffer);
}
swritel(conn_s, "226 Transfer complete\r\n");
}
else
{
swritel(conn_s, "451 Cannot access directory\r\n");
}
lv2FsCloseDir(tempfd);
break;
case 15: // STOR
if(parameter_count >= 1)
{
if(conn_s_data == -1)
{
swritel(conn_s, "425 No data connection\r\n");
break;
}
swritel(conn_s, "150 Opening data connection\r\n");
int i;
for(i = 2; i <= parameter_count; i++)
{
strcat(client_cmd[1], " ");
strcat(client_cmd[1], client_cmd[i]);
}
absPath(filename, client_cmd[1], cwd);
u64 pos;
u64 read = -1;
u64 write = -1;
Lv2FsFile fd;
lv2FsOpen(filename, LV2_O_WRONLY | LV2_O_CREAT, &fd, 0, NULL, 0);
lv2FsChmod(filename, S_IFMT | 0666);
lv2FsLSeek64(fd, (s32)rest, SEEK_SET, &pos);
if(fd >= 0)
{
while((read = (u64)netRecv(conn_s_data, buf, BUFFER_SIZE - 1, MSG_WAITALL)) > 0)
{
lv2FsWrite(fd, buf, read, &write);
if(write != read)
{
break;
}
}
if(read == 0)
{
swritel(conn_s, "226 Transfer complete\r\n");
}
else
{
swritel(conn_s, "426 Transfer failed\r\n");
}
}
else
{
swritel(conn_s, "452 File access error\r\n");
}
lv2FsClose(fd);
}
else
{
swritel(conn_s, "501 Syntax error\r\n");
}
break;
case 16: // NOOP
swritel(conn_s, "200 Zzzz...\r\n");
break;
case 17: // DELE
if(parameter_count >= 1)
{
int i;
for(i = 2; i <= parameter_count; i++)
{
strcat(client_cmd[1], " ");
strcat(client_cmd[1], client_cmd[i]);
}
absPath(filename, client_cmd[1], cwd);
if(lv2FsUnlink(filename) == 0)
{
swritel(conn_s, "250 File successfully deleted\r\n");
}
else
{
swritel(conn_s, "550 Failed to delete file\r\n");
}
}
else
{
swritel(conn_s, "501 Syntax error\r\n");
}
break;
case 18: // MKD
if(parameter_count >= 1)
{
int i;
for(i = 2; i <= parameter_count; i++)
{
strcat(client_cmd[1], " ");
strcat(client_cmd[1], client_cmd[i]);
}
absPath(filename, client_cmd[1], cwd);
if(lv2FsMkdir(filename, 0775) == 0)
{
swritel(conn_s, "250 Directory successfully created\r\n");
}
else
{
swritel(conn_s, "550 Failed to create directory\r\n");
}
}
else
{
swritel(conn_s, "501 Syntax error\r\n");
}
break;
case 19: // RMD
if(parameter_count >= 1)
{
int i;
for(i = 2; i <= parameter_count; i++)
{
strcat(client_cmd[1], " ");
strcat(client_cmd[1], client_cmd[i]);
}
absPath(filename, client_cmd[1], cwd);
if(lv2FsRmdir(filename) == 0)
{
swritel(conn_s, "250 Directory successfully deleted\r\n");
}
else
{
swritel(conn_s, "550 Failed to remove directory\r\n");
}
}
else
{
swritel(conn_s, "501 Syntax error\r\n");
}
break;
case 20: // RNFR
if(parameter_count >= 1)
{
int i;
for(i = 2; i <= parameter_count; i++)
{
strcat(client_cmd[1], " ");
strcat(client_cmd[1], client_cmd[i]);
}
absPath(rnfr, client_cmd[1], cwd);
if(exists(rnfr) == 0)
{
swritel(conn_s, "350 RNFR successful - ready for destination\r\n");
}
else
{
swritel(conn_s, "550 RNFR failed - file does not exist\r\n");
}
}
else
{
swritel(conn_s, "501 Syntax error\r\n");
}
break;
case 21: // RNTO
if(parameter_count >= 1)
{
int i;
for(i = 2; i <= parameter_count; i++)
{
strcat(client_cmd[1], " ");
strcat(client_cmd[1], client_cmd[i]);
}
absPath(filename, client_cmd[1], cwd);
if(lv2FsRename(rnfr, filename) == 0)
{
swritel(conn_s, "250 File successfully renamed\r\n");
}
else
{
swritel(conn_s, "550 Failed to rename file\r\n");
}
}
else
{
swritel(conn_s, "501 Syntax error\r\n");
}
break;
case 22: // SIZE
if(parameter_count >= 1)
{
int i;
for(i = 2; i <= parameter_count; i++)
{
strcat(client_cmd[1], " ");
strcat(client_cmd[1], client_cmd[i]);
}
absPath(filename, client_cmd[1], cwd);
Lv2FsStat entry;
if(lv2FsStat(filename, &entry) == 0)
{
sprintf(buffer, "213 %lu\r\n", (long unsigned int)entry.st_size);
}
else
{
sprintf(buffer, "550 Requested file doesn't exist\r\n");
}
swritel(conn_s, buffer);
}
else
{
swritel(conn_s, "501 Syntax error\r\n");
}
break;
case 23: // SYST
swritel(conn_s, "215 UNIX Type: L8\r\n");
break;
case 24: // HELP
swritel(conn_s, "214 No help for you.\r\n");
break;
case 25: // PASSWD
if(parameter_count >= 1)
{
int i;
for(i = 2; i <= parameter_count; i++)
{
strcat(client_cmd[1], " ");
strcat(client_cmd[1], client_cmd[i]);
}
// hash the password given
char output[33];
md5(output, client_cmd[1]);
Lv2FsFile fd;
u64 written;
lv2FsOpen(PASSWORD_FPATH, LV2_O_WRONLY | LV2_O_CREAT, &fd, 0, NULL, 0);
lv2FsWrite(fd, output, 32, &written);
lv2FsClose(fd);
swritel(conn_s, "200 Password successfully changed\r\n");
}
else
{
swritel(conn_s, "501 Invalid password\r\n");
}
break;
case 26: // MLSD
if(conn_s_data == -1)
{
swritel(conn_s, "425 No data connection\r\n");
break;
}
swritel(conn_s, "150 Opening data connection\r\n");
if(parameter_count >= 1)
{
int i;
for(i = 2; i <= parameter_count; i++)
{
strcat(client_cmd[1], " ");
strcat(client_cmd[1], client_cmd[i]);
}
absPath(filename, client_cmd[1], cwd);
}
else
{
strcpy(filename, cwd);
}
if(lv2FsOpenDir(filename, &tempfd) == 0)
{
u64 read;
Lv2FsDirent ent;
while(lv2FsReadDir(tempfd, &ent, &read) == 0 && read != 0)
{
sprintf(filename, "%s%s", cwd, ent.d_name);
Lv2FsStat entry;
lv2FsStat(filename, &entry);
struct tm *tm;
char timebuf[32];
tm = localtime(&entry.st_mtime);
strftime(timebuf, 31, "%Y%m%d%H%M%S", tm);
int permint = 0;
permint += (((entry.st_mode & S_IRUSR) != 0)?400:0) +
(((entry.st_mode & S_IWUSR) != 0)?200:0) +
(((entry.st_mode & S_IXUSR) != 0)?100:0);
permint += (((entry.st_mode & S_IRGRP) != 0)?40:0) +
(((entry.st_mode & S_IWGRP) != 0)?20:0) +
(((entry.st_mode & S_IXGRP) != 0)?10:0);
permint += (((entry.st_mode & S_IROTH) != 0)?4:0) +
(((entry.st_mode & S_IWOTH) != 0)?2:0) +
(((entry.st_mode & S_IXOTH) != 0)?1:0);
sprintf(buffer, "type=%s;size=%lu;modify=%s;UNIX.mode=0%i;UNIX.uid=root;UNIX.gid=root; %s\r\n",
((entry.st_mode & S_IFDIR) != 0)?"dir":"file",
(long unsigned int)entry.st_size,
timebuf,
permint,
ent.d_name);
swritel(conn_s_data, buffer);
}
swritel(conn_s, "226 Transfer complete\r\n");
}
else
{
swritel(conn_s, "501 Directory access error\r\n");
}
lv2FsCloseDir(tempfd);
break;
case 27: // MLST
swritel(conn_s, "250- Listing directory");
if(parameter_count >= 1)
{
int i;
for(i = 2; i <= parameter_count; i++)
{
strcat(client_cmd[1], " ");
strcat(client_cmd[1], client_cmd[i]);
}
absPath(filename, client_cmd[1], cwd);
}
else
{
strcpy(filename, cwd);
}
if(lv2FsOpenDir(filename, &tempfd) == 0)
{
u64 read;
Lv2FsDirent ent;
while(lv2FsReadDir(tempfd, &ent, &read) == 0 && read != 0)
{
sprintf(filename, "%s%s", cwd, ent.d_name);
Lv2FsStat entry;
lv2FsStat(filename, &entry);
struct tm *tm;
char timebuf[32];
tm = localtime(&entry.st_mtime);
strftime(timebuf, 31, "%Y%m%d%H%M%S", tm);
int permint = 0;
permint += (((entry.st_mode & S_IRUSR) != 0)?400:0) +
(((entry.st_mode & S_IWUSR) != 0)?200:0) +
(((entry.st_mode & S_IXUSR) != 0)?100:0);
permint += (((entry.st_mode & S_IRGRP) != 0)?40:0) +
(((entry.st_mode & S_IWGRP) != 0)?20:0) +
(((entry.st_mode & S_IXGRP) != 0)?10:0);
permint += (((entry.st_mode & S_IROTH) != 0)?4:0) +
(((entry.st_mode & S_IWOTH) != 0)?2:0) +
(((entry.st_mode & S_IXOTH) != 0)?1:0);
sprintf(buffer, " type=%s;size=%lu;modify=%s;UNIX.mode=0%i;UNIX.uid=root;UNIX.gid=root; %s\r\n",
((entry.st_mode & S_IFDIR) != 0)?"dir":"file",
(long unsigned int)entry.st_size,
timebuf,
permint,
ent.d_name);
swritel(conn_s, buffer);
}
}
swritel(conn_s, "250 End\r\n");
lv2FsCloseDir(tempfd);
break;
case 28: // EXITAPP
swritel(conn_s, "221 Exiting OpenPS3FTP, bye\r\n");
exitapp = 1;
break;
case 29: // TEST
swritel(conn_s, "211-Listing parameters\r\n");
sprintf(buffer, "211-Count: %i\r\n", parameter_count);
swritel(conn_s, buffer);
int tx;
for(tx = 0; tx <= parameter_count; tx++)
{
sprintf(buffer, " %i:%s\r\n", tx, client_cmd[tx]);
swritel(conn_s, buffer);
}
swritel(conn_s, "211 End\r\n");
break;
default: swritel(conn_s, "500 Unrecognized command\r\n");
}
if(datareq == 1)
{
datareq = 0;
}
else
{
// close any active data connections
if(conn_s_data > -1)
{
netShutdown(conn_s_data, 2);
netClose(conn_s_data);
conn_s_data = -1;
}
if(list_s_data > -1)
{
netShutdown(list_s_data, 2);
netClose(list_s_data);
list_s_data = -1;
}
}
}
}
ssize_t netSendPeerEvent(NetPath *netPath, const octet_t *buf, int16_t length, TimeInternal* time)
{
return netSend(buf, length, time, &netPath->peerMulticastAddr, netPath->eventPcb);
}
ssize_t netSendPeerGeneral(NetPath *netPath, const octet_t *buf, int16_t length)
{
return netSend(buf, length, NULL, &netPath->peerMulticastAddr, netPath->generalPcb);
}
