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path: root/security/krb5-17/files/patch-appl::telnet::telnetd::utility.c
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Diffstat (limited to 'security/krb5-17/files/patch-appl::telnet::telnetd::utility.c')
-rw-r--r--security/krb5-17/files/patch-appl::telnet::telnetd::utility.c845
1 files changed, 845 insertions, 0 deletions
diff --git a/security/krb5-17/files/patch-appl::telnet::telnetd::utility.c b/security/krb5-17/files/patch-appl::telnet::telnetd::utility.c
new file mode 100644
index 000000000000..43c12b855e52
--- /dev/null
+++ b/security/krb5-17/files/patch-appl::telnet::telnetd::utility.c
@@ -0,0 +1,845 @@
+--- appl/telnet/telnetd/utility.c.orig Wed Feb 28 14:06:52 2001
++++ appl/telnet/telnetd/utility.c Thu Jul 19 19:58:05 2001
+@@ -58,8 +58,7 @@
+ {
+ void netflush();
+
+- DIAG(TD_REPORT, {sprintf(nfrontp, "td: ttloop\r\n");
+- nfrontp += strlen(nfrontp);});
++ DIAG(TD_REPORT, output_data("td: ttloop\r\n"));
+ if (nfrontp-nbackp) {
+ netflush();
+ }
+@@ -74,8 +73,7 @@
+ syslog(LOG_INFO, "ttloop: peer died: %m");
+ exit(1);
+ }
+- DIAG(TD_REPORT, {sprintf(nfrontp, "td: ttloop read %d chars\r\n", ncc);
+- nfrontp += strlen(nfrontp);});
++ DIAG(TD_REPORT, output_data("td: ttloop read %d chars\r\n", ncc));
+ netip = netibuf;
+ telrcv(); /* state machine */
+ if (ncc > 0) {
+@@ -117,9 +115,8 @@
+ int n;
+
+ if ((n = pfrontp - pbackp) > 0) {
+- DIAG((TD_REPORT | TD_PTYDATA),
+- { sprintf(nfrontp, "td: ptyflush %d chars\r\n", n);
+- nfrontp += strlen(nfrontp); });
++ DIAG(TD_REPORT | TD_PTYDATA,
++ output_data("td: ptyflush %d chars\r\n", n));
+ DIAG(TD_PTYDATA, printdata("pd", pbackp, n));
+ n = write(pty, pbackp, n);
+ }
+@@ -251,11 +248,9 @@
+ extern int not42;
+
+ if ((n = nfrontp - nbackp) > 0) {
+- DIAG(TD_REPORT,
+- { sprintf(nfrontp, "td: netflush %d chars\r\n", n);
+- n += strlen(nfrontp); /* get count first */
+- nfrontp += strlen(nfrontp); /* then move pointer */
+- });
++ DIAG(TD_REPORT, {
++ n += output_data("td: netflush %d chars\r\n", n);
++ });
+ #ifdef ENCRYPTION
+ if (encrypt_output) {
+ char *s = nclearto ? nclearto : nbackp;
+@@ -528,12 +523,11 @@
+ register int option;
+ {
+ if (TELOPT_OK(option))
+- sprintf(nfrontp, "%s %s\r\n", fmt, TELOPT(option));
++ output_data("%s %s\r\n", fmt, TELOPT(option));
+ else if (TELCMD_OK(option))
+- sprintf(nfrontp, "%s %s\r\n", fmt, TELCMD(option));
++ output_data("%s %s\r\n", fmt, TELCMD(option));
+ else
+- sprintf(nfrontp, "%s %d\r\n", fmt, option);
+- nfrontp += strlen(nfrontp);
++ output_data("%s %d\r\n", fmt, option);
+ return;
+ }
+
+@@ -550,9 +544,8 @@
+ return;
+
+ if (direction) {
+- sprintf(nfrontp, "td: %s suboption ",
++ output_data("td: %s suboption ",
+ direction == '<' ? "recv" : "send");
+- nfrontp += strlen(nfrontp);
+ if (length >= 3) {
+ register int j;
+
+@@ -560,232 +553,192 @@
+ j = pointer[length-1];
+
+ if (i != IAC || j != SE) {
+- sprintf(nfrontp, "(terminated by ");
+- nfrontp += strlen(nfrontp);
++ output_data("(terminated by ");
+ if (TELOPT_OK(i))
+- sprintf(nfrontp, "%s ", TELOPT(i));
++ output_data("%s ", TELOPT(i));
+ else if (TELCMD_OK(i))
+- sprintf(nfrontp, "%s ", TELCMD(i));
++ output_data("%s ", TELCMD(i));
+ else
+- sprintf(nfrontp, "%d ", i);
+- nfrontp += strlen(nfrontp);
++ output_data("%d ", i);
+ if (TELOPT_OK(j))
+- sprintf(nfrontp, "%s", TELOPT(j));
++ output_data("%s", TELOPT(j));
+ else if (TELCMD_OK(j))
+- sprintf(nfrontp, "%s", TELCMD(j));
++ output_data("%s", TELCMD(j));
+ else
+- sprintf(nfrontp, "%d", j);
+- nfrontp += strlen(nfrontp);
+- sprintf(nfrontp, ", not IAC SE!) ");
+- nfrontp += strlen(nfrontp);
++ output_data("%d", j);
++ output_data(", not IAC SE!) ");
+ }
+ }
+ length -= 2;
+ }
+ if (length < 1) {
+- sprintf(nfrontp, "(Empty suboption??\?)");
+- nfrontp += strlen(nfrontp);
++ output_data("(Empty suboption??\?)");
+ return;
+ }
+ switch (pointer[0]) {
+ case TELOPT_TTYPE:
+- sprintf(nfrontp, "TERMINAL-TYPE ");
+- nfrontp += strlen(nfrontp);
++ output_data("TERMINAL-TYPE ");
+ switch (pointer[1]) {
+ case TELQUAL_IS:
+- sprintf(nfrontp, "IS \"%.*s\"", length-2, (char *)pointer+2);
++ output_data("IS \"%.*s\"", length-2, (char *)pointer+2);
+ break;
+ case TELQUAL_SEND:
+- sprintf(nfrontp, "SEND");
++ output_data("SEND");
+ break;
+ default:
+- sprintf(nfrontp,
++ output_data(
+ "- unknown qualifier %d (0x%x).",
+ pointer[1], pointer[1]);
+ }
+- nfrontp += strlen(nfrontp);
+ break;
+ case TELOPT_TSPEED:
+- sprintf(nfrontp, "TERMINAL-SPEED");
+- nfrontp += strlen(nfrontp);
++ output_data("TERMINAL-SPEED");
+ if (length < 2) {
+- sprintf(nfrontp, " (empty suboption??\?)");
+- nfrontp += strlen(nfrontp);
++ output_data(" (empty suboption??\?)");
+ break;
+ }
+ switch (pointer[1]) {
+ case TELQUAL_IS:
+- sprintf(nfrontp, " IS %.*s", length-2, (char *)pointer+2);
+- nfrontp += strlen(nfrontp);
++ output_data(" IS %.*s", length-2, (char *)pointer+2);
+ break;
+ default:
+ if (pointer[1] == 1)
+- sprintf(nfrontp, " SEND");
++ output_data(" SEND");
+ else
+- sprintf(nfrontp, " %d (unknown)", pointer[1]);
+- nfrontp += strlen(nfrontp);
++ output_data(" %d (unknown)", pointer[1]);
+ for (i = 2; i < length; i++) {
+- sprintf(nfrontp, " ?%d?", pointer[i]);
+- nfrontp += strlen(nfrontp);
++ output_data(" ?%d?", pointer[i]);
+ }
+ break;
+ }
+ break;
+
+ case TELOPT_LFLOW:
+- sprintf(nfrontp, "TOGGLE-FLOW-CONTROL");
+- nfrontp += strlen(nfrontp);
++ output_data("TOGGLE-FLOW-CONTROL");
+ if (length < 2) {
+- sprintf(nfrontp, " (empty suboption??\?)");
+- nfrontp += strlen(nfrontp);
++ output_data(" (empty suboption??\?)");
+ break;
+ }
+ switch (pointer[1]) {
+ case LFLOW_OFF:
+- sprintf(nfrontp, " OFF"); break;
++ output_data(" OFF"); break;
+ case LFLOW_ON:
+- sprintf(nfrontp, " ON"); break;
++ output_data(" ON"); break;
+ case LFLOW_RESTART_ANY:
+- sprintf(nfrontp, " RESTART-ANY"); break;
++ output_data(" RESTART-ANY"); break;
+ case LFLOW_RESTART_XON:
+- sprintf(nfrontp, " RESTART-XON"); break;
++ output_data(" RESTART-XON"); break;
+ default:
+- sprintf(nfrontp, " %d (unknown)", pointer[1]);
++ output_data(" %d (unknown)", pointer[1]);
+ }
+- nfrontp += strlen(nfrontp);
+ for (i = 2; i < length; i++) {
+- sprintf(nfrontp, " ?%d?", pointer[i]);
+- nfrontp += strlen(nfrontp);
++ output_data(" ?%d?", pointer[i]);
+ }
+ break;
+
+ case TELOPT_NAWS:
+- sprintf(nfrontp, "NAWS");
+- nfrontp += strlen(nfrontp);
++ output_data("NAWS");
+ if (length < 2) {
+- sprintf(nfrontp, " (empty suboption??\?)");
+- nfrontp += strlen(nfrontp);
++ output_data(" (empty suboption??\?)");
+ break;
+ }
+ if (length == 2) {
+- sprintf(nfrontp, " ?%d?", pointer[1]);
+- nfrontp += strlen(nfrontp);
++ output_data(" ?%d?", pointer[1]);
+ break;
+ }
+- sprintf(nfrontp, " %d %d (%d)",
++ output_data(" %d %d (%d)",
+ pointer[1], pointer[2],
+ (int)((((unsigned int)pointer[1])<<8)|((unsigned int)pointer[2])));
+- nfrontp += strlen(nfrontp);
+ if (length == 4) {
+- sprintf(nfrontp, " ?%d?", pointer[3]);
+- nfrontp += strlen(nfrontp);
++ output_data(" ?%d?", pointer[3]);
+ break;
+ }
+- sprintf(nfrontp, " %d %d (%d)",
++ output_data(" %d %d (%d)",
+ pointer[3], pointer[4],
+ (int)((((unsigned int)pointer[3])<<8)|((unsigned int)pointer[4])));
+- nfrontp += strlen(nfrontp);
+ for (i = 5; i < length; i++) {
+- sprintf(nfrontp, " ?%d?", pointer[i]);
+- nfrontp += strlen(nfrontp);
++ output_data(" ?%d?", pointer[i]);
+ }
+ break;
+
+ case TELOPT_LINEMODE:
+- sprintf(nfrontp, "LINEMODE ");
+- nfrontp += strlen(nfrontp);
++ output_data("LINEMODE ");
+ if (length < 2) {
+- sprintf(nfrontp, " (empty suboption??\?)");
+- nfrontp += strlen(nfrontp);
++ output_data(" (empty suboption??\?)");
+ break;
+ }
+ switch (pointer[1]) {
+ case WILL:
+- sprintf(nfrontp, "WILL ");
++ output_data("WILL ");
+ goto common;
+ case WONT:
+- sprintf(nfrontp, "WONT ");
++ output_data("WONT ");
+ goto common;
+ case DO:
+- sprintf(nfrontp, "DO ");
++ output_data("DO ");
+ goto common;
+ case DONT:
+- sprintf(nfrontp, "DONT ");
++ output_data("DONT ");
+ common:
+- nfrontp += strlen(nfrontp);
+ if (length < 3) {
+- sprintf(nfrontp, "(no option??\?)");
+- nfrontp += strlen(nfrontp);
++ output_data("(no option??\?)");
+ break;
+ }
+ switch (pointer[2]) {
+ case LM_FORWARDMASK:
+- sprintf(nfrontp, "Forward Mask");
+- nfrontp += strlen(nfrontp);
++ output_data("Forward Mask");
+ for (i = 3; i < length; i++) {
+- sprintf(nfrontp, " %x", pointer[i]);
+- nfrontp += strlen(nfrontp);
++ output_data(" %x", pointer[i]);
+ }
+ break;
+ default:
+- sprintf(nfrontp, "%d (unknown)", pointer[2]);
+- nfrontp += strlen(nfrontp);
++ output_data("%d (unknown)", pointer[2]);
+ for (i = 3; i < length; i++) {
+- sprintf(nfrontp, " %d", pointer[i]);
+- nfrontp += strlen(nfrontp);
++ output_data(" %d", pointer[i]);
+ }
+ break;
+ }
+ break;
+
+ case LM_SLC:
+- sprintf(nfrontp, "SLC");
+- nfrontp += strlen(nfrontp);
++ output_data("SLC");
+ for (i = 2; i < length - 2; i += 3) {
+ if (SLC_NAME_OK(pointer[i+SLC_FUNC]))
+- sprintf(nfrontp, " %s", SLC_NAME(pointer[i+SLC_FUNC]));
++ output_data(" %s", SLC_NAME(pointer[i+SLC_FUNC]));
+ else
+- sprintf(nfrontp, " %d", pointer[i+SLC_FUNC]);
+- nfrontp += strlen(nfrontp);
++ output_data(" %d", pointer[i+SLC_FUNC]);
+ switch (pointer[i+SLC_FLAGS]&SLC_LEVELBITS) {
+ case SLC_NOSUPPORT:
+- sprintf(nfrontp, " NOSUPPORT"); break;
++ output_data(" NOSUPPORT"); break;
+ case SLC_CANTCHANGE:
+- sprintf(nfrontp, " CANTCHANGE"); break;
++ output_data(" CANTCHANGE"); break;
+ case SLC_VARIABLE:
+- sprintf(nfrontp, " VARIABLE"); break;
++ output_data(" VARIABLE"); break;
+ case SLC_DEFAULT:
+- sprintf(nfrontp, " DEFAULT"); break;
++ output_data(" DEFAULT"); break;
+ }
+- nfrontp += strlen(nfrontp);
+- sprintf(nfrontp, "%s%s%s",
++ output_data("%s%s%s",
+ pointer[i+SLC_FLAGS]&SLC_ACK ? "|ACK" : "",
+ pointer[i+SLC_FLAGS]&SLC_FLUSHIN ? "|FLUSHIN" : "",
+ pointer[i+SLC_FLAGS]&SLC_FLUSHOUT ? "|FLUSHOUT" : "");
+- nfrontp += strlen(nfrontp);
+ if (pointer[i+SLC_FLAGS]& ~(SLC_ACK|SLC_FLUSHIN|
+ SLC_FLUSHOUT| SLC_LEVELBITS)) {
+- sprintf(nfrontp, "(0x%x)", pointer[i+SLC_FLAGS]);
+- nfrontp += strlen(nfrontp);
++ output_data("(0x%x)", pointer[i+SLC_FLAGS]);
+ }
+- sprintf(nfrontp, " %d;", pointer[i+SLC_VALUE]);
+- nfrontp += strlen(nfrontp);
++ output_data(" %d;", pointer[i+SLC_VALUE]);
+ if ((pointer[i+SLC_VALUE] == IAC) &&
+ (pointer[i+SLC_VALUE+1] == IAC))
+ i++;
+ }
+ for (; i < length; i++) {
+- sprintf(nfrontp, " ?%d?", pointer[i]);
+- nfrontp += strlen(nfrontp);
++ output_data(" ?%d?", pointer[i]);
+ }
+ break;
+
+ case LM_MODE:
+- sprintf(nfrontp, "MODE ");
+- nfrontp += strlen(nfrontp);
++ output_data("MODE ");
+ if (length < 3) {
+- sprintf(nfrontp, "(no mode??\?)");
+- nfrontp += strlen(nfrontp);
++ output_data("(no mode??\?)");
+ break;
+ }
+ {
+@@ -796,24 +749,19 @@
+ pointer[2]&MODE_SOFT_TAB ? "|SOFT_TAB" : "",
+ pointer[2]&MODE_LIT_ECHO ? "|LIT_ECHO" : "",
+ pointer[2]&MODE_ACK ? "|ACK" : "");
+- sprintf(nfrontp, "%s", tbuf[1] ? &tbuf[1] : "0");
+- nfrontp += strlen(nfrontp);
++ output_data("%s", tbuf[1] ? &tbuf[1] : "0");
+ }
+ if (pointer[2]&~(MODE_EDIT|MODE_TRAPSIG|MODE_ACK)) {
+- sprintf(nfrontp, " (0x%x)", pointer[2]);
+- nfrontp += strlen(nfrontp);
++ output_data(" (0x%x)", pointer[2]);
+ }
+ for (i = 3; i < length; i++) {
+- sprintf(nfrontp, " ?0x%x?", pointer[i]);
+- nfrontp += strlen(nfrontp);
++ output_data(" ?0x%x?", pointer[i]);
+ }
+ break;
+ default:
+- sprintf(nfrontp, "%d (unknown)", pointer[1]);
+- nfrontp += strlen(nfrontp);
++ output_data("%d (unknown)", pointer[1]);
+ for (i = 2; i < length; i++) {
+- sprintf(nfrontp, " %d", pointer[i]);
+- nfrontp += strlen(nfrontp);
++ output_data(" %d", pointer[i]);
+ }
+ }
+ break;
+@@ -822,24 +770,20 @@
+ register char *cp;
+ register int j, k;
+
+- sprintf(nfrontp, "STATUS");
+- nfrontp += strlen(nfrontp);
++ output_data("STATUS");
+
+ switch (pointer[1]) {
+ default:
+ if (pointer[1] == TELQUAL_SEND)
+- sprintf(nfrontp, " SEND");
++ output_data(" SEND");
+ else
+- sprintf(nfrontp, " %d (unknown)", pointer[1]);
+- nfrontp += strlen(nfrontp);
++ output_data(" %d (unknown)", pointer[1]);
+ for (i = 2; i < length; i++) {
+- sprintf(nfrontp, " ?%d?", pointer[i]);
+- nfrontp += strlen(nfrontp);
++ output_data(" ?%d?", pointer[i]);
+ }
+ break;
+ case TELQUAL_IS:
+- sprintf(nfrontp, " IS\r\n");
+- nfrontp += strlen(nfrontp);
++ output_data(" IS\r\n");
+
+ for (i = 2; i < length; i++) {
+ switch(pointer[i]) {
+@@ -850,18 +794,15 @@
+ common2:
+ i++;
+ if (TELOPT_OK(pointer[i]))
+- sprintf(nfrontp, " %s %s", cp, TELOPT(pointer[i]));
++ output_data(" %s %s", cp, TELOPT(pointer[i]));
+ else
+- sprintf(nfrontp, " %s %d", cp, pointer[i]);
+- nfrontp += strlen(nfrontp);
++ output_data(" %s %d", cp, pointer[i]);
+
+- sprintf(nfrontp, "\r\n");
+- nfrontp += strlen(nfrontp);
++ output_data("\r\n");
+ break;
+
+ case SB:
+- sprintf(nfrontp, " SB ");
+- nfrontp += strlen(nfrontp);
++ output_data(" SB ");
+ i++;
+ j = k = i;
+ while (j < length) {
+@@ -877,20 +818,17 @@
+ }
+ printsub(0, &pointer[i], k - i);
+ if (i < length) {
+- sprintf(nfrontp, " SE");
+- nfrontp += strlen(nfrontp);
++ output_data(" SE");
+ i = j;
+ } else
+ i = j - 1;
+
+- sprintf(nfrontp, "\r\n");
+- nfrontp += strlen(nfrontp);
++ output_data("\r\n");
+
+ break;
+
+ default:
+- sprintf(nfrontp, " %d", pointer[i]);
+- nfrontp += strlen(nfrontp);
++ output_data(" %d", pointer[i]);
+ break;
+ }
+ }
+@@ -900,86 +838,77 @@
+ }
+
+ case TELOPT_XDISPLOC:
+- sprintf(nfrontp, "X-DISPLAY-LOCATION ");
+- nfrontp += strlen(nfrontp);
++ output_data("X-DISPLAY-LOCATION ");
+ switch (pointer[1]) {
+ case TELQUAL_IS:
+- sprintf(nfrontp, "IS \"%.*s\"", length-2, (char *)pointer+2);
++ output_data("IS \"%.*s\"", length-2, (char *)pointer+2);
+ break;
+ case TELQUAL_SEND:
+- sprintf(nfrontp, "SEND");
++ output_data("SEND");
+ break;
+ default:
+- sprintf(nfrontp, "- unknown qualifier %d (0x%x).",
++ output_data("- unknown qualifier %d (0x%x).",
+ pointer[1], pointer[1]);
+ }
+- nfrontp += strlen(nfrontp);
+ break;
+
+ case TELOPT_NEW_ENVIRON:
+- sprintf(nfrontp, "NEW-ENVIRON ");
++ output_data("NEW-ENVIRON ");
+ goto env_common1;
+ case TELOPT_OLD_ENVIRON:
+- sprintf(nfrontp, "OLD-ENVIRON");
++ output_data("OLD-ENVIRON");
+ env_common1:
+- nfrontp += strlen(nfrontp);
+ switch (pointer[1]) {
+ case TELQUAL_IS:
+- sprintf(nfrontp, "IS ");
++ output_data("IS ");
+ goto env_common;
+ case TELQUAL_SEND:
+- sprintf(nfrontp, "SEND ");
++ output_data("SEND ");
+ goto env_common;
+ case TELQUAL_INFO:
+- sprintf(nfrontp, "INFO ");
++ output_data("INFO ");
+ env_common:
+- nfrontp += strlen(nfrontp);
+ {
+ register int noquote = 2;
+ for (i = 2; i < length; i++ ) {
+ switch (pointer[i]) {
+ case NEW_ENV_VAR:
+- sprintf(nfrontp, "\" VAR " + noquote);
+- nfrontp += strlen(nfrontp);
++ output_data("\" VAR " + noquote);
+ noquote = 2;
+ break;
+
+ case NEW_ENV_VALUE:
+- sprintf(nfrontp, "\" VALUE " + noquote);
+- nfrontp += strlen(nfrontp);
++ output_data("\" VALUE " + noquote);
+ noquote = 2;
+ break;
+
+ case ENV_ESC:
+- sprintf(nfrontp, "\" ESC " + noquote);
+- nfrontp += strlen(nfrontp);
++ output_data("\" ESC " + noquote);
+ noquote = 2;
+ break;
+
+ case ENV_USERVAR:
+- sprintf(nfrontp, "\" USERVAR " + noquote);
+- nfrontp += strlen(nfrontp);
++ output_data("\" USERVAR " + noquote);
+ noquote = 2;
+ break;
+
+ default:
+ if (isprint(pointer[i]) && pointer[i] != '"') {
+ if (noquote) {
+- *nfrontp++ = '"';
++ output_data("\"");
+ noquote = 0;
+ }
+- *nfrontp++ = pointer[i];
++ output_data("%c", pointer[i]);
+ } else {
+- sprintf(nfrontp, "\" %03o " + noquote,
++ output_data("\" %03o " + noquote,
+ pointer[i]);
+- nfrontp += strlen(nfrontp);
+ noquote = 2;
+ }
+ break;
+ }
+ }
+ if (!noquote)
+- *nfrontp++ = '"';
++ output_data("\"");
+ break;
+ }
+ }
+@@ -987,90 +916,69 @@
+
+ #if defined(AUTHENTICATION)
+ case TELOPT_AUTHENTICATION:
+- sprintf(nfrontp, "AUTHENTICATION");
+- nfrontp += strlen(nfrontp);
++ output_data("AUTHENTICATION");
+
+ if (length < 2) {
+- sprintf(nfrontp, " (empty suboption??\?)");
+- nfrontp += strlen(nfrontp);
++ output_data(" (empty suboption??\?)");
+ break;
+ }
+ switch (pointer[1]) {
+ case TELQUAL_REPLY:
+ case TELQUAL_IS:
+- sprintf(nfrontp, " %s ", (pointer[1] == TELQUAL_IS) ?
++ output_data(" %s ", (pointer[1] == TELQUAL_IS) ?
+ "IS" : "REPLY");
+- nfrontp += strlen(nfrontp);
+ if (AUTHTYPE_NAME_OK(pointer[2]))
+- sprintf(nfrontp, "%s ", AUTHTYPE_NAME(pointer[2]));
++ output_data("%s ", AUTHTYPE_NAME(pointer[2]));
+ else
+- sprintf(nfrontp, "%d ", pointer[2]);
+- nfrontp += strlen(nfrontp);
++ output_data("%d ", pointer[2]);
+ if (length < 3) {
+- sprintf(nfrontp, "(partial suboption??\?)");
+- nfrontp += strlen(nfrontp);
++ output_data("(partial suboption??\?)");
+ break;
+ }
+- sprintf(nfrontp, "%s|%s%s",
++ output_data("%s|%s",
+ ((pointer[3] & AUTH_WHO_MASK) == AUTH_WHO_CLIENT) ?
+ "CLIENT" : "SERVER",
+ ((pointer[3] & AUTH_HOW_MASK) == AUTH_HOW_MUTUAL) ?
+ "MUTUAL" : "ONE-WAY",
+ ((pointer[3] & AUTH_ENCRYPT_MASK) == AUTH_ENCRYPT_ON) ?
+ "|ENCRYPT" : "");
+- nfrontp += strlen(nfrontp);
+
+ auth_printsub(&pointer[1], length - 1, buf, sizeof(buf));
+- sprintf(nfrontp, "%s", buf);
+- nfrontp += strlen(nfrontp);
++ output_data("%s", buf);
+ break;
+
+ case TELQUAL_SEND:
+ i = 2;
+- sprintf(nfrontp, " SEND ");
+- nfrontp += strlen(nfrontp);
++ output_data(" SEND ");
+ while (i < length) {
+ if (AUTHTYPE_NAME_OK(pointer[i]))
+- sprintf(nfrontp, "%s ", AUTHTYPE_NAME(pointer[i]));
++ output_data("%s ", AUTHTYPE_NAME(pointer[i]));
+ else
+- sprintf(nfrontp, "%d ", pointer[i]);
+- nfrontp += strlen(nfrontp);
++ output_data("%d ", pointer[i]);
+ if (++i >= length) {
+- sprintf(nfrontp, "(partial suboption??\?)");
+- nfrontp += strlen(nfrontp);
++ output_data("(partial suboption??\?)");
+ break;
+ }
+- sprintf(nfrontp, "%s|%s%s ",
++ output_data( "%s|%s%s ",
+ ((pointer[i] & AUTH_WHO_MASK) == AUTH_WHO_CLIENT) ?
+ "CLIENT" : "SERVER",
+ ((pointer[i] & AUTH_HOW_MASK) == AUTH_HOW_MUTUAL) ?
+ "MUTUAL" : "ONE-WAY",
+ ((pointer[3] & AUTH_ENCRYPT_MASK) == AUTH_ENCRYPT_ON) ?
+ "|ENCRYPT" : "");
+- nfrontp += strlen(nfrontp);
+ ++i;
+ }
+ break;
+
+ case TELQUAL_NAME:
+- i = 2;
+- sprintf(nfrontp, " NAME \"");
+- nfrontp += strlen(nfrontp);
+- while (i < length) {
+- if (isprint(pointer[i]))
+- *nfrontp++ = pointer[i++];
+- else {
+- sprintf(nfrontp, "\"%03o",pointer[i++]);
+- nfrontp += strlen(nfrontp);
+- }
+- }
+- *nfrontp++ = '"';
++ output_data(" NAME \"%.*s\"",
++ length - 2,
++ pointer + 2);
+ break;
+
+ default:
+ for (i = 2; i < length; i++) {
+- sprintf(nfrontp, " ?%d?", pointer[i]);
+- nfrontp += strlen(nfrontp);
++ output_data(" ?%d?", pointer[i]);
+ }
+ break;
+ }
+@@ -1079,86 +987,70 @@
+
+ #ifdef ENCRYPTION
+ case TELOPT_ENCRYPT:
+- sprintf(nfrontp, "ENCRYPT");
+- nfrontp += strlen(nfrontp);
++ output_data("ENCRYPT");
+ if (length < 2) {
+- sprintf(nfrontp, " (empty suboption??\?)");
+- nfrontp += strlen(nfrontp);
++ output_data(" (empty suboption??\?)");
+ break;
+ }
+ switch (pointer[1]) {
+ case ENCRYPT_START:
+- sprintf(nfrontp, " START");
+- nfrontp += strlen(nfrontp);
++ output_data(" START");
+ break;
+
+ case ENCRYPT_END:
+- sprintf(nfrontp, " END");
+- nfrontp += strlen(nfrontp);
++ output_data(" END");
+ break;
+
+ case ENCRYPT_REQSTART:
+- sprintf(nfrontp, " REQUEST-START");
+- nfrontp += strlen(nfrontp);
++ output_data(" REQUEST-START");
+ break;
+
+ case ENCRYPT_REQEND:
+- sprintf(nfrontp, " REQUEST-END");
+- nfrontp += strlen(nfrontp);
++ output_data(" REQUEST-END");
+ break;
+
+ case ENCRYPT_IS:
+ case ENCRYPT_REPLY:
+- sprintf(nfrontp, " %s ", (pointer[1] == ENCRYPT_IS) ?
++ output_data(" %s ", (pointer[1] == ENCRYPT_IS) ?
+ "IS" : "REPLY");
+- nfrontp += strlen(nfrontp);
+ if (length < 3) {
+- sprintf(nfrontp, " (partial suboption??\?)");
+- nfrontp += strlen(nfrontp);
++ output_data(" (partial suboption??\?)");
+ break;
+ }
+ if (ENCTYPE_NAME_OK(pointer[2]))
+- sprintf(nfrontp, "%s ", ENCTYPE_NAME(pointer[2]));
++ output_data("%s ", ENCTYPE_NAME(pointer[2]));
+ else
+- sprintf(nfrontp, " %d (unknown)", pointer[2]);
+- nfrontp += strlen(nfrontp);
++ output_data(" %d (unknown)", pointer[2]);
+
+ encrypt_printsub(&pointer[1], length - 1, buf, sizeof(buf));
+- sprintf(nfrontp, "%s", buf);
+- nfrontp += strlen(nfrontp);
++ output_data("%s", buf);
+ break;
+
+ case ENCRYPT_SUPPORT:
+ i = 2;
+- sprintf(nfrontp, " SUPPORT ");
+- nfrontp += strlen(nfrontp);
++ output_data(" SUPPORT ");
+ while (i < length) {
+ if (ENCTYPE_NAME_OK(pointer[i]))
+- sprintf(nfrontp, "%s ", ENCTYPE_NAME(pointer[i]));
++ output_data("%s ", ENCTYPE_NAME(pointer[i]));
+ else
+- sprintf(nfrontp, "%d ", pointer[i]);
+- nfrontp += strlen(nfrontp);
++ output_data("%d ", pointer[i]);
+ i++;
+ }
+ break;
+
+ case ENCRYPT_ENC_KEYID:
+- sprintf(nfrontp, " ENC_KEYID", pointer[1]);
+- nfrontp += strlen(nfrontp);
++ output_data(" ENC_KEYID");
+ goto encommon;
+
+ case ENCRYPT_DEC_KEYID:
+- sprintf(nfrontp, " DEC_KEYID", pointer[1]);
+- nfrontp += strlen(nfrontp);
++ output_data(" DEC_KEYID");
+ goto encommon;
+
+ default:
+- sprintf(nfrontp, " %d (unknown)", pointer[1]);
+- nfrontp += strlen(nfrontp);
++ output_data(" %d (unknown)", pointer[1]);
+ encommon:
+ for (i = 2; i < length; i++) {
+- sprintf(nfrontp, " %d", pointer[i]);
+- nfrontp += strlen(nfrontp);
++ output_data(" %d", pointer[i]);
+ }
+ break;
+ }
+@@ -1167,18 +1059,15 @@
+
+ default:
+ if (TELOPT_OK(pointer[0]))
+- sprintf(nfrontp, "%s (unknown)", TELOPT(pointer[0]));
++ output_data( "%s (unknown)", TELOPT(pointer[0]));
+ else
+- sprintf(nfrontp, "%d (unknown)", pointer[i]);
+- nfrontp += strlen(nfrontp);
++ output_data( "%d (unknown)", pointer[i]);
+ for (i = 1; i < length; i++) {
+- sprintf(nfrontp, " %d", pointer[i]);
+- nfrontp += strlen(nfrontp);
++ output_data( " %d", pointer[i]);
+ }
+ break;
+ }
+- sprintf(nfrontp, "\r\n");
+- nfrontp += strlen(nfrontp);
++ output_data( "\r\n");
+ }
+
+ /*
+@@ -1200,26 +1089,22 @@
+ }
+
+ /* add a line of output */
+- sprintf(nfrontp, "%s: ", tag);
+- nfrontp += strlen(nfrontp);
++ output_data("%s: ", tag);
+ for (i = 0; i < 20 && cnt; i++) {
+- sprintf(nfrontp, "%02x", *ptr);
+- nfrontp += strlen(nfrontp);
++ output_data("%02x", *ptr);
+ if (isprint(*ptr)) {
+ xbuf[i] = *ptr;
+ } else {
+ xbuf[i] = '.';
+ }
+ if (i % 2) {
+- *nfrontp = ' ';
+- nfrontp++;
++ output_data(" ");
+ }
+ cnt--;
+ ptr++;
+ }
+ xbuf[i] = '\0';
+- sprintf(nfrontp, " %s\r\n", xbuf );
+- nfrontp += strlen(nfrontp);
++ output_data(" %s\r\n", xbuf );
+ }
+ }
+ #endif /* DIAGNOSTICS */
generated by cgit v1.2.3 (git 2.25.1) at 2025-06-23 01:57:18 +0000