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- /* Here is a program to convert your hosts.net to domain.txt */
- #include <stdio.h>
- #include <ctype.h>
- #include <string.h>
-
- #define LINELEN 256
- /* copyright 1989 - John D. Hays, KD7UW */
- main(int argc,char *argv[])
- {
-
- FILE *fi,*fo;
- char string[LINELEN-1];
- char addr[20],hname1[80],hname2[80];
- char *x,*y,*z;
-
- fprintf(stderr,"COPYRIGHT 1989 - John D. Hays, KD7UW\n");
- if (argc != 3)
- {
- fprintf(stderr,"Usage: %s input-hosts.net output-domain.txt\n\007",
- argv[0]);
- exit(0);
- }
-
- if ((fi=fopen(argv[1],"r")) != NULL)
- {
- fo = fopen(argv[2],"w");
- while (fgets(string,LINELEN,fi) != NULL)
- {
-
- y = strchr(string,'\n');
- *y = '\0';
- addr[0] = '\0';
- hname1[0] = '\0';
- hname2[0] = '\0';
-
- if ((string[0] == '#') || (strlen(string) < 3))
- {
- fprintf(fo,"%s\n",string);
- goto foo;
- }
- y = strchr(string,'#');
- if (y != NULL)
- {
- fprintf(fo,"#%s\n",y);
- *y = '\0';
- }
- sscanf(string,"%s%s%s",addr,hname1,hname2);
- if (strchr(hname1,'.'))
- {
- x = hname1;
- z = hname2;
- }
- else
- {
- x = hname2;
- z = hname1;
- }
- if ((*x == '\0') || (*z == '\0'))
- {
- fprintf(fo,"%s.\tIN\tA\t%s\n",hname1,addr);
- }
- else
- {
- fprintf(fo,"%s.\tIN\tA\t%s\n",x,addr);
- fprintf(fo,"%s.\tIN\tCNAME\t%s.\n",z,x);
- }
- foo: fprintf(stderr,"%s\n",string);
- }
- }
- }
-
-