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Diffstat (limited to 'lib/ipmi_tsol.c')
-rw-r--r--lib/ipmi_tsol.c330
1 files changed, 164 insertions, 166 deletions
diff --git a/lib/ipmi_tsol.c b/lib/ipmi_tsol.c
index 94ea284..b4e3cc1 100644
--- a/lib/ipmi_tsol.c
+++ b/lib/ipmi_tsol.c
@@ -76,78 +76,77 @@ static int _altterm = 0;
extern int verbose;
static int
-ipmi_tsol_command(struct ipmi_intf * intf, char *recvip, int port, unsigned char cmd)
+ipmi_tsol_command(struct ipmi_intf *intf, char *recvip, int port,
+ unsigned char cmd)
{
- struct ipmi_rs *rsp;
- struct ipmi_rq req;
- unsigned char data[6];
- unsigned ip1, ip2, ip3, ip4;
-
- if (sscanf(recvip, "%d.%d.%d.%d", &ip1, &ip2, &ip3, &ip4) != 4) {
- lprintf(LOG_ERR, "Invalid IP address: %s", recvip);
- return -1;
- }
-
+ struct ipmi_rs *rsp;
+ struct ipmi_rq req;
+ unsigned char data[6];
+ unsigned ip1, ip2, ip3, ip4;
+
+ if (sscanf(recvip, "%d.%d.%d.%d", &ip1, &ip2, &ip3, &ip4) != 4) {
+ lprintf(LOG_ERR, "Invalid IP address: %s", recvip);
+ return (-1);
+ }
memset(&req, 0, sizeof(struct ipmi_rq));
- req.msg.netfn = IPMI_NETFN_TSOL;
- req.msg.cmd = cmd;
- req.msg.data_len = 6;
- req.msg.data = data;
+ req.msg.netfn = IPMI_NETFN_TSOL;
+ req.msg.cmd = cmd;
+ req.msg.data_len = 6;
+ req.msg.data = data;
memset(data, 0, sizeof(data));
- data[0] = ip1;
- data[1] = ip2;
- data[2] = ip3;
- data[3] = ip4;
- data[4] = (port & 0xff00) >> 8;
- data[5] = (port & 0xff);
-
- rsp = intf->sendrecv(intf, &req);
- if (rsp == NULL) {
+ data[0] = ip1;
+ data[1] = ip2;
+ data[2] = ip3;
+ data[3] = ip4;
+ data[4] = (port & 0xff00) >> 8;
+ data[5] = (port & 0xff);
+
+ rsp = intf->sendrecv(intf, &req);
+ if (rsp == NULL) {
lprintf(LOG_ERR, "Unable to perform TSOL command");
- return -1;
+ return (-1);
}
if (rsp->ccode > 0) {
lprintf(LOG_ERR, "Unable to perform TSOL command: %s",
- val2str(rsp->ccode, completion_code_vals));
- return -1;
- }
-
- return 0;
+ val2str(rsp->ccode, completion_code_vals));
+ return (-1);
+ }
+ return 0;
}
static int
-ipmi_tsol_start(struct ipmi_intf * intf, char *recvip, int port)
+ipmi_tsol_start(struct ipmi_intf *intf, char *recvip, int port)
{
return ipmi_tsol_command(intf, recvip, port, IPMI_TSOL_CMD_START);
}
static int
-ipmi_tsol_stop(struct ipmi_intf * intf, char *recvip, int port)
+ipmi_tsol_stop(struct ipmi_intf *intf, char *recvip, int port)
{
- return ipmi_tsol_command(intf, recvip, port, IPMI_TSOL_CMD_STOP);
+ return ipmi_tsol_command(intf, recvip, port, IPMI_TSOL_CMD_STOP);
}
static int
-ipmi_tsol_send_keystroke(struct ipmi_intf * intf, char *buff, int length)
+ipmi_tsol_send_keystroke(struct ipmi_intf *intf, char *buff, int length)
{
- struct ipmi_rs * rsp;
- struct ipmi_rq req;
- unsigned char data[16];
+ struct ipmi_rs *rsp;
+ struct ipmi_rq req;
+ unsigned char data[16];
static unsigned char keyseq = 0;
memset(&req, 0, sizeof(struct ipmi_rq));
- req.msg.netfn = IPMI_NETFN_TSOL;
- req.msg.cmd = IPMI_TSOL_CMD_SENDKEY;
- req.msg.data_len = length + 2;
- req.msg.data = data;
+ req.msg.netfn = IPMI_NETFN_TSOL;
+ req.msg.cmd = IPMI_TSOL_CMD_SENDKEY;
+ req.msg.data_len = length + 2;
+ req.msg.data = data;
memset(data, 0, sizeof(data));
- data[0] = length + 1;
+ data[0] = length + 1;
memcpy(data + 1, buff, length);
data[length + 1] = keyseq++;
- rsp = intf->sendrecv(intf, &req);
+ rsp = intf->sendrecv(intf, &req);
if (verbose) {
if (rsp == NULL) {
lprintf(LOG_ERR, "Unable to send keystroke");
@@ -155,61 +154,56 @@ ipmi_tsol_send_keystroke(struct ipmi_intf * intf, char *buff, int length)
}
if (rsp->ccode > 0) {
lprintf(LOG_ERR, "Unable to send keystroke: %s",
- val2str(rsp->ccode, completion_code_vals));
+ val2str(rsp->ccode, completion_code_vals));
return -1;
}
}
-
- return length;
+ return length;
}
static int
-tsol_keepalive(struct ipmi_intf * intf)
+tsol_keepalive(struct ipmi_intf *intf)
{
- struct timeval end;
-
- gettimeofday(&end, 0);
-
- if (end.tv_sec - _start_keepalive.tv_sec <= 30)
- return 0;
-
- intf->keepalive(intf);
-
+ struct timeval end;
+ gettimeofday(&end, 0);
+ if (end.tv_sec - _start_keepalive.tv_sec <= 30) {
+ return 0;
+ }
+ intf->keepalive(intf);
gettimeofday(&_start_keepalive, 0);
-
- return 0;
+ return 0;
}
static void
print_escape_seq(struct ipmi_intf *intf)
{
lprintf(LOG_NOTICE,
- " %c. - terminate connection\n"
- " %c^Z - suspend ipmitool\n"
- " %c^X - suspend ipmitool, but don't restore tty on restart\n"
- " %c? - this message\n"
- " %c%c - send the escape character by typing it twice\n"
- " (Note that escapes are only recognized immediately after newline.)",
- intf->session->sol_escape_char,
- intf->session->sol_escape_char,
- intf->session->sol_escape_char,
- intf->session->sol_escape_char,
- intf->session->sol_escape_char,
- intf->session->sol_escape_char);
+" %c. - terminate connection\n"
+" %c^Z - suspend ipmitool\n"
+" %c^X - suspend ipmitool, but don't restore tty on restart\n"
+" %c? - this message\n"
+" %c%c - send the escape character by typing it twice\n"
+" (Note that escapes are only recognized immediately after newline.)",
+ intf->session->sol_escape_char,
+ intf->session->sol_escape_char,
+ intf->session->sol_escape_char,
+ intf->session->sol_escape_char,
+ intf->session->sol_escape_char,
+ intf->session->sol_escape_char);
}
static int
leave_raw_mode(void)
{
- if (!_in_raw_mode)
+ if (!_in_raw_mode) {
return -1;
- else if (tcsetattr(fileno(stdin), TCSADRAIN, &_saved_tio) == -1)
+ } else if (tcsetattr(fileno(stdin), TCSADRAIN, &_saved_tio) == -1) {
lperror(LOG_ERR, "tcsetattr(stdin)");
- else if (tcsetattr(fileno(stdout), TCSADRAIN, &_saved_tio) == -1)
+ } else if (tcsetattr(fileno(stdout), TCSADRAIN, &_saved_tio) == -1) {
lperror(LOG_ERR, "tcsetattr(stdout)");
- else
+ } else {
_in_raw_mode = 0;
-
+ }
return 0;
}
@@ -217,16 +211,14 @@ static int
enter_raw_mode(void)
{
struct termios tio;
-
if (tcgetattr(fileno(stdout), &_saved_tio) < 0) {
lperror(LOG_ERR, "tcgetattr failed");
return -1;
}
tio = _saved_tio;
-
if (_altterm) {
- tio.c_iflag &= (ISTRIP | IGNBRK );
+ tio.c_iflag &= (ISTRIP | IGNBRK);
tio.c_cflag &= ~(CSIZE | PARENB | IXON | IXOFF | IXANY);
tio.c_cflag |= (CS8 |CREAD) | (IXON|IXOFF|IXANY);
tio.c_lflag &= 0;
@@ -241,13 +233,13 @@ enter_raw_mode(void)
tio.c_cc[VTIME] = 0;
}
- if (tcsetattr(fileno(stdin), TCSADRAIN, &tio) < 0)
+ if (tcsetattr(fileno(stdin), TCSADRAIN, &tio) < 0) {
lperror(LOG_ERR, "tcsetattr(stdin)");
- else if (tcsetattr(fileno(stdout), TCSADRAIN, &tio) < 0)
+ } else if (tcsetattr(fileno(stdout), TCSADRAIN, &tio) < 0) {
lperror(LOG_ERR, "tcsetattr(stdout)");
- else
+ } else {
_in_raw_mode = 1;
-
+ }
return 0;
}
@@ -255,11 +247,10 @@ static void
suspend_self(int restore_tty)
{
leave_raw_mode();
-
kill(getpid(), SIGTSTP);
-
- if (restore_tty)
+ if (restore_tty) {
enter_raw_mode();
+ }
}
static int
@@ -272,7 +263,7 @@ do_inbuf_actions(struct ipmi_intf *intf, char *in_buff, int len)
for(i = 0; i < len ;) {
if (!in_esc) {
if (last_was_cr &&
- (in_buff[i] == intf->session->sol_escape_char)) {
+ (in_buff[i] == intf->session->sol_escape_char)) {
in_esc = 1;
memmove(in_buff, in_buff + 1, len - i - 1);
len--;
@@ -289,40 +280,35 @@ do_inbuf_actions(struct ipmi_intf *intf, char *in_buff, int len)
switch (in_buff[i]) {
case '.':
printf("%c. [terminated ipmitool]\n",
- intf->session->sol_escape_char);
+ intf->session->sol_escape_char);
return -1;
-
case 'Z' - 64:
printf("%c^Z [suspend ipmitool]\n",
- intf->session->sol_escape_char);
- suspend_self(1); /* Restore tty back to raw */
+ intf->session->sol_escape_char);
+ /* Restore tty back to raw */
+ suspend_self(1);
break;
-
case 'X' - 64:
printf("%c^X [suspend ipmitool]\n",
- intf->session->sol_escape_char);
- suspend_self(0); /* Don't restore to raw mode */
+ intf->session->sol_escape_char);
+ /* Don't restore to raw mode */
+ suspend_self(0);
break;
-
case '?':
printf("%c? [ipmitool help]\n",
- intf->session->sol_escape_char);
+ intf->session->sol_escape_char);
print_escape_seq(intf);
break;
}
- memmove(in_buff, in_buff + 1, len - i - 1);
+ memmove(in_buff, (in_buff + 1), (len - i - 1));
len--;
in_esc = 0;
-
continue;
}
-
last_was_cr = (in_buff[i] == '\r' || in_buff[i] == '\n');
-
i++;
}
-
return len;
}
@@ -330,27 +316,25 @@ do_inbuf_actions(struct ipmi_intf *intf, char *in_buff, int len)
static void
do_terminal_cleanup(void)
{
- if (_saved_winsize.ws_row > 0 && _saved_winsize.ws_col > 0)
+ if (_saved_winsize.ws_row > 0 && _saved_winsize.ws_col > 0) {
ioctl(fileno(stdout), TIOCSWINSZ, &_saved_winsize);
-
+ }
leave_raw_mode();
-
- if (errno)
+ if (errno) {
lprintf(LOG_ERR, "Exiting due to error %d -> %s",
errno, strerror(errno));
+ }
}
static void
set_terminal_size(int rows, int cols)
{
struct winsize winsize;
-
- if (rows <= 0 || cols <= 0)
+ if (rows <= 0 || cols <= 0) {
return;
-
+ }
/* save initial winsize */
ioctl(fileno(stdout), TIOCGWINSZ, &_saved_winsize);
-
/* set new winsize */
winsize.ws_row = rows;
winsize.ws_col = cols;
@@ -361,30 +345,35 @@ static void
print_tsol_usage(void)
{
struct winsize winsize;
-
- lprintf(LOG_NOTICE, "Usage: tsol [recvip] [port=NUM] [ro|rw] [rows=NUM] [cols=NUM] [altterm]");
- lprintf(LOG_NOTICE, " recvip Receiver IP Address [default=local]");
- lprintf(LOG_NOTICE, " port=NUM Receiver UDP Port [default=%d]",
- IPMI_TSOL_DEF_PORT);
- lprintf(LOG_NOTICE, " ro|rw Set Read-Only or Read-Write [default=rw]");
-
- ioctl(fileno(stdout), TIOCGWINSZ, &winsize);
- lprintf(LOG_NOTICE, " rows=NUM Set terminal rows [default=%d]",
- winsize.ws_row);
- lprintf(LOG_NOTICE, " cols=NUM Set terminal columns [default=%d]",
- winsize.ws_col);
-
- lprintf(LOG_NOTICE, " altterm Alternate terminal setup [default=off]");
+ lprintf(LOG_NOTICE,
+"Usage: tsol [recvip] [port=NUM] [ro|rw] [rows=NUM] [cols=NUM] [altterm]");
+ lprintf(LOG_NOTICE,
+" recvip Receiver IP Address [default=local]");
+ lprintf(LOG_NOTICE,
+" port=NUM Receiver UDP Port [default=%d]",
+ IPMI_TSOL_DEF_PORT);
+ lprintf(LOG_NOTICE,
+" ro|rw Set Read-Only or Read-Write [default=rw]");
+ ioctl(fileno(stdout), TIOCGWINSZ, &winsize);
+ lprintf(LOG_NOTICE,
+" rows=NUM Set terminal rows [default=%d]",
+ winsize.ws_row);
+ lprintf(LOG_NOTICE,
+" cols=NUM Set terminal columns [default=%d]",
+ winsize.ws_col);
+ lprintf(LOG_NOTICE,
+" altterm Alternate terminal setup [default=off]");
}
int
-ipmi_tsol_main(struct ipmi_intf * intf, int argc, char ** argv)
+ipmi_tsol_main(struct ipmi_intf *intf, int argc, char **argv)
{
struct pollfd fds_wait[3], fds_data_wait[3], *fds;
struct sockaddr_in sin, myaddr, *sa_in;
socklen_t mylen;
char *recvip = NULL;
- char out_buff[IPMI_BUF_SIZE * 8], in_buff[IPMI_BUF_SIZE];
+ char in_buff[IPMI_BUF_SIZE];
+ char out_buff[IPMI_BUF_SIZE * 8];
char buff[IPMI_BUF_SIZE + 4];
int fd_socket, result, i;
int out_buff_fill, in_buff_fill;
@@ -394,7 +383,7 @@ ipmi_tsol_main(struct ipmi_intf * intf, int argc, char ** argv)
if (strlen(intf->name) < 3 || strncmp(intf->name, "lan", 3) != 0) {
lprintf(LOG_ERR, "Error: Tyan SOL is only available over lan interface");
- return -1;
+ return (-1);
}
for (i = 0; i<argc; i++) {
@@ -402,24 +391,26 @@ ipmi_tsol_main(struct ipmi_intf * intf, int argc, char ** argv)
/* not free'd ...*/
/* recvip = strdup(argv[i]); */
recvip = argv[i];
- }
- else if (sscanf(argv[i], "port=%d", &ip1) == 1)
+ } else if (sscanf(argv[i], "port=%d", &ip1) == 1) {
port = ip1;
- else if (sscanf(argv[i], "rows=%d", &ip1) == 1)
+ } else if (sscanf(argv[i], "rows=%d", &ip1) == 1) {
rows = ip1;
- else if (sscanf(argv[i], "cols=%d", &ip1) == 1)
+ } else if (sscanf(argv[i], "cols=%d", &ip1) == 1) {
cols = ip1;
- else if (strlen(argv[i]) == 2 && strncmp(argv[i], "ro", 2) == 0)
+ } else if (strlen(argv[i]) == 2
+ && strncmp(argv[i], "ro", 2) == 0) {
read_only = 1;
- else if (strlen(argv[i]) == 2 && strncmp(argv[i], "rw", 2) == 0)
+ } else if (strlen(argv[i]) == 2
+ && strncmp(argv[i], "rw", 2) == 0) {
read_only = 0;
- else if (strlen(argv[i]) == 7 && strncmp(argv[i], "altterm", 7) == 0)
+ } else if (strlen(argv[i]) == 7
+ && strncmp(argv[i], "altterm", 7) == 0) {
_altterm = 1;
- else if (strlen(argv[i]) == 4 && strncmp(argv[i], "help", 4) == 0) {
+ } else if (strlen(argv[i]) == 4
+ && strncmp(argv[i], "help", 4) == 0) {
print_tsol_usage();
return 0;
- }
- else {
+ } else {
print_tsol_usage();
return 0;
}
@@ -432,7 +423,7 @@ ipmi_tsol_main(struct ipmi_intf * intf, int argc, char ** argv)
sa_in = (struct sockaddr_in *)&intf->session->addr;
result = inet_pton(AF_INET, (const char *)intf->session->hostname,
- &sa_in->sin_addr);
+ &sa_in->sin_addr);
if (result <= 0) {
struct hostent *host = gethostbyname((const char *)intf->session->hostname);
@@ -457,7 +448,7 @@ ipmi_tsol_main(struct ipmi_intf * intf, int argc, char ** argv)
lprintf(LOG_ERR, "Can't open port %d", port);
return -1;
}
- if (-1 == bind(fd_socket, (struct sockaddr *)&sin, sizeof(sin))) {
+ if (bind(fd_socket, (struct sockaddr *)&sin, sizeof(sin)) == (-1)) {
lprintf(LOG_ERR, "Failed to bind socket.");
close(fd_socket);
return -1;
@@ -467,7 +458,8 @@ ipmi_tsol_main(struct ipmi_intf * intf, int argc, char ** argv)
* retrieve local IP address if not supplied on command line
*/
if (recvip == NULL) {
- result = intf->open(intf); /* must connect first */
+ /* must connect first */
+ result = intf->open(intf);
if (result < 0) {
close(fd_socket);
return -1;
@@ -489,7 +481,7 @@ ipmi_tsol_main(struct ipmi_intf * intf, int argc, char ** argv)
}
printf("[Starting %sSOL with receiving address %s:%d]\n",
- read_only ? "Read-only " : "", recvip, port);
+ read_only ? "Read-only " : "", recvip, port);
set_terminal_size(rows, cols);
enter_raw_mode();
@@ -499,14 +491,14 @@ ipmi_tsol_main(struct ipmi_intf * intf, int argc, char ** argv)
* ipmitool -I lan -H 192.168.168.227 -U Administrator raw 0x30 0x06 0xC0 0xA8 0xA8 0x78 0x1A 0x0A
*/
result = ipmi_tsol_start(intf, recvip, port);
- if (result < 0) {
+ if (result < 0) {
lprintf(LOG_ERR, "Error starting SOL");
close(fd_socket);
- return -1;
- }
+ return (-1);
+ }
printf("[SOL Session operational. Use %c? for help]\n",
- intf->session->sol_escape_char);
+ intf->session->sol_escape_char);
gettimeofday(&_start_keepalive, 0);
@@ -533,52 +525,58 @@ ipmi_tsol_main(struct ipmi_intf * intf, int argc, char ** argv)
out_buff_fill = 0;
in_buff_fill = 0;
fds = fds_wait;
-
for (;;) {
- result = poll(fds, 3, 15*1000);
- if (result < 0)
+ result = poll(fds, 3, 15 * 1000);
+ if (result < 0) {
break;
+ }
/* send keepalive packet */
tsol_keepalive(intf);
- if ((fds[0].revents & POLLIN) && (sizeof(out_buff) > out_buff_fill)){
+ if ((fds[0].revents & POLLIN) && (sizeof(out_buff) > out_buff_fill)) {
socklen_t sin_len = sizeof(sin);
- result = recvfrom(fd_socket, buff, sizeof(out_buff) - out_buff_fill + 4, 0,
- (struct sockaddr *)&sin, &sin_len);
-
- /* read the data from udp socket, skip some bytes in the head */
- if((result - 4) > 0 ){
+ int buff_size = sizeof(buff);
+ if ((sizeof(out_buff) - out_buff_fill + 4) < buff_size) {
+ buff_size = (sizeof(out_buff) - out_buff_fill) + 4;
+ if ((buff_size - 4) <= 0) {
+ buff_size = 0;
+ }
+ }
+ result = recvfrom(fd_socket, buff,
+ buff_size, 0,
+ (struct sockaddr *)&sin, &sin_len);
+ /* read the data from udp socket,
+ * skip some bytes in the head
+ */
+ if ((result - 4) > 0) {
int length = result - 4;
-#if 1
- length = (unsigned char)buff[2] & 0xff;
- length *= 256;
- length += ((unsigned char)buff[3] & 0xff);
- if ((length <= 0) || (length > (result - 4)))
- length = result - 4;
-#endif
memcpy(out_buff + out_buff_fill, buff + 4, length);
out_buff_fill += length;
}
}
if ((fds[1].revents & POLLIN) && (sizeof(in_buff) > in_buff_fill)) {
+ /* Read from keyboard */
result = read(fileno(stdin), in_buff + in_buff_fill,
- sizeof(in_buff) - in_buff_fill); // read from keyboard
+ sizeof(in_buff) - in_buff_fill);
if (result > 0) {
int bytes;
- bytes = do_inbuf_actions(intf, in_buff + in_buff_fill, result);
- if(bytes < 0) {
+ bytes = do_inbuf_actions(intf,
+ in_buff + in_buff_fill, result);
+ if (bytes < 0) {
result = ipmi_tsol_stop(intf, recvip, port);
do_terminal_cleanup();
return result;
}
- if (read_only)
+ if (read_only) {
bytes = 0;
+ }
in_buff_fill += bytes;
}
}
if ((fds[2].revents & POLLOUT) && out_buff_fill) {
- result = write(fileno(stdout), out_buff, out_buff_fill); // to screen
+ /* To screen */
+ result = write(fileno(stdout), out_buff, out_buff_fill);
if (result > 0) {
out_buff_fill -= result;
if (out_buff_fill) {
@@ -591,7 +589,8 @@ ipmi_tsol_main(struct ipmi_intf * intf, int argc, char ** argv)
* translate key and send that to SMDC using IPMI
* ipmitool -I lan -H 192.168.168.227 -U Administrator raw 0x30 0x03 0x04 0x1B 0x5B 0x43
*/
- result = ipmi_tsol_send_keystroke(intf, in_buff, __min(in_buff_fill,14));
+ result = ipmi_tsol_send_keystroke(intf,
+ in_buff, __min(in_buff_fill, 14));
if (result > 0) {
gettimeofday(&_start_keepalive, 0);
in_buff_fill -= result;
@@ -603,6 +602,5 @@ ipmi_tsol_main(struct ipmi_intf * intf, int argc, char ** argv)
fds = (in_buff_fill || out_buff_fill )?
fds_data_wait : fds_wait;
}
-
return 0;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-15 11:06:01 +0000