X-Git-Url: http://www.privoxy.org/gitweb/?p=privoxy.git;a=blobdiff_plain;f=filters.c;h=4b4f33e95d4c733be1cc2292bb800a8a0b761fc8;hp=1fc1c476b7e140a0baec9e3e2defc6501e7f89e1;hb=4109bc45d04f7bf5ff60f566e988eb8da396e3da;hpb=a424f86288eb20ce7a1fbf30fec18980d69c4e24

diff --git a/filters.c b/filters.c
index 1fc1c476..4b4f33e9 100644
--- a/filters.c
+++ b/filters.c
@@ -1,4 +1,4 @@
-const char filters_rcs[] = "$Id: filters.c,v 1.191 2014/10/18 11:28:36 fabiankeil Exp $";
+const char filters_rcs[] = "$Id: filters.c,v 1.195 2015/12/27 12:46:34 fabiankeil Exp $";
 /*********************************************************************
  *
  * File        :  $Source: /cvsroot/ijbswa/current/filters.c,v $
@@ -386,13 +386,19 @@ int acl_addr(const char *aspec, struct access_control_addr *aca)
    {
       p = strchr(acl_spec, ':');
    }
+   if (p != NULL)
+   {
+      assert(*p == ':');
+      *p = '\0';
+      p++;
+   }
 
 #ifdef HAVE_RFC2553
    memset(&hints, 0, sizeof(struct addrinfo));
    hints.ai_family = AF_UNSPEC;
    hints.ai_socktype = SOCK_STREAM;
 
-   i = getaddrinfo(acl_spec, ((p) ? ++p : NULL), &hints, &result);
+   i = getaddrinfo(acl_spec, p, &hints, &result);
 
    if (i != 0)
    {
@@ -411,7 +417,6 @@ int acl_addr(const char *aspec, struct access_control_addr *aca)
    {
       char *endptr;
 
-      *p++ = '\0';
       port = strtol(p, &endptr, 10);
 
       if (port <= 0 || port > 65535 || *endptr != '\0')
@@ -1871,7 +1876,8 @@ static char *execute_external_filter(const struct client_state *csp,
       return NULL;
    }
 
-   filter_output = malloc_or_die(*size);
+   /* Allocate at least one byte */
+   filter_output = malloc_or_die(*size + 1);
 
    new_size = 0;
    while (!feof(fp) && !ferror(fp))
@@ -1885,7 +1891,7 @@ static char *execute_external_filter(const struct client_state *csp,
          char *p;
 
          /* Could be considered wasteful if the content is 'large'. */
-         *size = (*size != 0) ? *size * 2 : READ_LENGTH;
+         *size += (*size >= READ_LENGTH) ? *size : READ_LENGTH;
 
          p = realloc(filter_output, *size);
          if (p == NULL)
@@ -1896,6 +1902,7 @@ static char *execute_external_filter(const struct client_state *csp,
          }
          filter_output = p;
       }
+      assert(new_size + READ_LENGTH < *size);
       len = fread(&filter_output[new_size], 1, READ_LENGTH, fp);
       if (len > 0)
       {