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patch-tcpdchk_c

patch-tcpdchk_c 2.0 KB
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  1. --- tcp_wrappers_7.6.orig/tcpdchk.c	1997-02-12 02:13:25.000000000 +0100
    2. 

  2. +++ tcp_wrappers_7.6/tcpdchk.c	2009-06-05 18:45:03.000000000 +0200
    3. 

  3. @@ -350,6 +350,8 @@ char   *pat;
    4. 

  4.  {
    5. 

  5.      if (pat[0] == '@') {
    6. 

  6.  	tcpd_warn("%s: daemon name begins with \"@\"", pat);
    7. 

  7. +    } else if (pat[0] == '/') {
    8. 

  8. +        tcpd_warn("%s: daemon name begins with \"/\"", pat);
    9. 

  9.      } else if (pat[0] == '.') {
    10. 

  10.  	tcpd_warn("%s: daemon name begins with dot", pat);
    11. 

  11.      } else if (pat[strlen(pat) - 1] == '.') {
    12. 

  12. @@ -382,6 +384,8 @@ char   *pat;
    13. 

  13.  {
    14. 

  14.      if (pat[0] == '@') {			/* @netgroup */
    15. 

  15.  	tcpd_warn("%s: user name begins with \"@\"", pat);
    16. 

  16. +    } else if (pat[0] == '/') {
    17. 

  17. +        tcpd_warn("%s: user name begins with \"/\"", pat);
    18. 

  18.      } else if (pat[0] == '.') {
    19. 

  19.  	tcpd_warn("%s: user name begins with dot", pat);
    20. 

  20.      } else if (pat[strlen(pat) - 1] == '.') {
    21. 

  21. @@ -402,8 +406,13 @@ char   *pat;
    22. 

  22.  static int check_host(pat)
    23. 

  23.  char   *pat;
    24. 

  24.  {
    25. 

  25. +    char    buf[BUFSIZ];
    26. 

  26.      char   *mask;
    27. 

  27.      int     addr_count = 1;
    28. 

  28. +    FILE   *fp;
    29. 

  29. +    struct tcpd_context saved_context;
    30. 

  30. +    char   *cp;
    31. 

  31. +    char   *wsp = " \t\r\n";
    32. 

  32.  
    33. 

  33.      if (pat[0] == '@') {			/* @netgroup */
    34. 

  34.  #ifdef NO_NETGRENT
    35. 

  35. @@ -422,6 +431,21 @@ char   *pat;
    36. 

  36.  	tcpd_warn("netgroup support disabled");
    37. 

  37.  #endif
    38. 

  38.  #endif
    39. 

  39. +    } else if (pat[0] == '/') {                 /* /path/name */
    40. 

  40. +        if ((fp = fopen(pat, "r")) != 0) {
    41. 

  41. +            saved_context = tcpd_context;
    42. 

  42. +            tcpd_context.file = pat;
    43. 

  43. +            tcpd_context.line = 0;
    44. 

  44. +            while (fgets(buf, sizeof(buf), fp)) {
    45. 

  45. +                tcpd_context.line++;
    46. 

  46. +                for (cp = strtok(buf, wsp); cp; cp = strtok((char *) 0, wsp))
    47. 

  47. +                    check_host(cp);
    48. 

  48. +            }
    49. 

  49. +            tcpd_context = saved_context;
    50. 

  50. +            fclose(fp);
    51. 

  51. +        } else if (errno != ENOENT) {
    52. 

  52. +            tcpd_warn("open %s: %m", pat);
    53. 

  53. +        }
    54. 

  54.      } else if (mask = split_at(pat, '/')) {	/* network/netmask */
    55. 

  55.  	if (dot_quad_addr(pat) == INADDR_NONE
    56. 

  56.  	    || dot_quad_addr(mask) == INADDR_NONE)
    57.