+++ /dev/null
-/*\r
- * Copyright (c) 1996, 1998 by Internet Software Consortium.\r
- *\r
- * Permission to use, copy, modify, and distribute this software for any\r
- * purpose with or without fee is hereby granted, provided that the above\r
- * copyright notice and this permission notice appear in all copies.\r
- *\r
- * THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS\r
- * ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES\r
- * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE\r
- * CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL\r
- * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR\r
- * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS\r
- * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS\r
- * SOFTWARE.\r
- */\r
-\r
-#include <sys/types.h>\r
-#include <sys/param.h>\r
-#include <sys/socket.h>\r
-#include <netinet/in.h>\r
-#include <arpa/inet.h>\r
-#include <arpa/nameser.h>\r
-#include <ctype.h>\r
-#include <resolv.h>\r
-\r
-static char\r
-xtob(\r
- register int c\r
- )\r
-{\r
- return (char)(c - (((c >= '0') && (c <= '9')) ? '0' : '7'));\r
-}\r
-\r
-u_int\r
-inet_nsap_addr(\r
- const char *ascii,\r
- u_char *binary,\r
- int maxlen\r
- )\r
-{\r
- u_char c, nib;\r
- u_int len = 0;\r
-\r
- while ((c = *ascii++) != '\0' && len < (u_int)maxlen) {\r
- if (c == '.' || c == '+' || c == '/')\r
- continue;\r
- if (!isascii(c))\r
- return (0);\r
- if (islower(c))\r
- c = (u_char)( toupper(c));\r
- if (isxdigit(c)) {\r
- nib = xtob(c);\r
- c = *ascii++;\r
- if (c != '\0') {\r
- c = (u_char)( toupper(c));\r
- if (isxdigit(c)) {\r
- *binary++ = (nib << 4) | xtob(c);\r
- len++;\r
- } else\r
- return (0);\r
- }\r
- else\r
- return (0);\r
- }\r
- else\r
- return (0);\r
- }\r
- return (len);\r
-}\r
-\r
-char *\r
-inet_nsap_ntoa(\r
- int binlen,\r
- register const u_char *binary,\r
- register char *ascii\r
- )\r
-{\r
- register int nib;\r
- int i;\r
- static char tmpbuf[255*3];\r
- char *start;\r
-\r
- if (ascii)\r
- start = ascii;\r
- else {\r
- ascii = tmpbuf;\r
- start = tmpbuf;\r
- }\r
-\r
- if (binlen > 255)\r
- binlen = 255;\r
-\r
- for (i = 0; i < binlen; i++) {\r
- nib = *binary >> 4;\r
- *ascii++ = (char)( nib + (nib < 10 ? '0' : '7'));\r
- nib = *binary++ & 0x0f;\r
- *ascii++ = (char)( nib + (nib < 10 ? '0' : '7'));\r
- if (((i % 2) == 0 && (i + 1) < binlen))\r
- *ascii++ = '.';\r
- }\r
- *ascii = '\0';\r
- return (start);\r
-}\r