diff options
Diffstat (limited to 'contrib/ipfilter/lib/load_file.c')
| -rw-r--r-- | contrib/ipfilter/lib/load_file.c | 44 |
1 files changed, 26 insertions, 18 deletions
diff --git a/contrib/ipfilter/lib/load_file.c b/contrib/ipfilter/lib/load_file.c index 9bb3899..a1d1f70 100644 --- a/contrib/ipfilter/lib/load_file.c +++ b/contrib/ipfilter/lib/load_file.c @@ -1,12 +1,13 @@ /* - * Copyright (C) 2006 by Darren Reed. + * Copyright (C) 2012 by Darren Reed. * * See the IPFILTER.LICENCE file for details on licencing. * - * $Id: load_file.c,v 1.1.2.1 2006/08/25 21:13:04 darrenr Exp $ + * $Id: load_file.c,v 1.6.2.2 2012/07/22 08:04:24 darren_r Exp $ */ #include "ipf.h" +#include <ctype.h> alist_t * load_file(char *filename) @@ -20,13 +21,13 @@ load_file(char *filename) if (fp == NULL) { fprintf(stderr, "load_file cannot open '%s'\n", filename); return NULL; - } + } a = NULL; rtop = NULL; rbot = NULL; - linenum = 0; - + linenum = 0; + while (fgets(line, sizeof(line) - 1, fp)) { line[sizeof(line) - 1] = '\0'; linenum++; @@ -35,17 +36,23 @@ load_file(char *filename) */ s = strchr(line, '\n'); if (s == NULL) { - fprintf(stderr, "%d:%s: line too long\n", linenum, filename); + fprintf(stderr, "%d:%s: line too long\n", + linenum, filename); fclose(fp); alist_free(rtop); return NULL; } - *s = '\0'; + /* + * Remove trailing spaces + */ + for (; ISSPACE(*s); s--) + *s = '\0'; + s = strchr(line, '\r'); if (s != NULL) *s = '\0'; - for (t = line; isspace(*t); t++) + for (t = line; ISSPACE(*t); t++) ; if (*t == '!') { not = 1; @@ -56,21 +63,22 @@ load_file(char *filename) /* * Remove comment markers */ - for (s = t; *s; s++) { - if (*s == '#') - *s = '\0'; + s = strchr(t, '#'); + if (s != NULL) { + *s = '\0'; + if (s == t) + continue; } - if (!*t) - continue; + /* * Trim off tailing white spaces */ s = strlen(t) + t - 1; - while (isspace(*s)) + while (ISSPACE(*s)) *s-- = '\0'; - if (isdigit(*t)) { - a = alist_new(4, t); + a = alist_new(AF_UNSPEC, t); + if (a != NULL) { a->al_not = not; if (rbot != NULL) rbot->al_next = a; @@ -78,8 +86,8 @@ load_file(char *filename) rtop = a; rbot = a; } else { - fprintf(stderr, "%s: unrecognised content line %d\n", - filename, linenum); + fprintf(stderr, "%s:%d unrecognised content :%s\n", + filename, linenum, t); } } fclose(fp); |
