+/*
+ * Format a struct tm with strftime().
+ * If the pointer to the struct tm is null, that means that the
+ * routine to convert a time_t to a struct tm failed; the localtime()
+ * and gmtime() in the Microsoft Visual Studio C library will fail,
+ * returning null, if the value is before the UNIX Epoch.
+ */
+const char *
+nd_format_time(char *buf, size_t bufsize, const char *format,
+ const struct tm *timeptr)
+{
+ if (timeptr != NULL) {
+ if (strftime(buf, bufsize, format, timeptr) != 0)
+ return (buf);
+ else
+ return ("[nd_format_time() buffer is too small]");
+ } else
+ return ("[localtime() or gmtime() couldn't convert the date and time]");
+}
+
+/* Print the truncated string */
+void nd_print_trunc(netdissect_options *ndo)
+{
+ ND_PRINT(" [|%s]", ndo->ndo_protocol);
+}
+
+/* Print the protocol name */
+void nd_print_protocol(netdissect_options *ndo)
+{
+ ND_PRINT("%s", ndo->ndo_protocol);
+}
+
+/* Print the protocol name in caps (uppercases) */
+void nd_print_protocol_caps(netdissect_options *ndo)
+{
+ const char *p;
+ for (p = ndo->ndo_protocol; *p != '\0'; p++)
+ ND_PRINT("%c", ND_ASCII_TOUPPER(*p));
+}
+
+/* Print the invalid string */
+void nd_print_invalid(netdissect_options *ndo)
+{
+ ND_PRINT(" (invalid)");
+}
+
+/*
+ * Print a sequence of bytes, separated by a single space.
+ * Stop if truncated (via GET_U_1/longjmp) or after n bytes,
+ * whichever is first.
+ */
+void
+nd_print_bytes_hex(netdissect_options *ndo, const u_char *cp, u_int n)
+{
+ while (n > 0) {
+ ND_PRINT("%02x", GET_U_1(cp));
+ n--;
+ cp++;
+ if (n > 0)
+ ND_PRINT(" ");
+ }
+}
+
projects / tcpdump / blobdiff