-const char loaders_rcs[] = "$Id: loaders.c,v 1.95 2013/01/13 15:38:14 fabiankeil Exp $";
+const char loaders_rcs[] = "$Id: loaders.c,v 1.101 2016/02/26 12:29:38 fabiankeil Exp $";
/*********************************************************************
*
* File : $Source: /cvsroot/ijbswa/current/loaders.c,v $
* the list of active loaders, and to automatically
* unload files that are no longer in use.
*
- * Copyright : Written by and Copyright (C) 2001-2012 the
+ * Copyright : Written by and Copyright (C) 2001-2014 the
* Privoxy team. http://www.privoxy.org/
*
* Based on the Internet Junkbuster originally written
return 0;
}
- fs = (struct file_list *)zalloc(sizeof(struct file_list));
- if (fs == NULL)
- {
- /* Out of memory error */
- return 1;
- }
-
-
- fs->filename = strdup(filename);
+ fs = zalloc_or_die(sizeof(struct file_list));
+ fs->filename = strdup_or_die(filename);
fs->lastmodified = statbuf->st_mtime;
if (fs->filename == NULL)
if (raw_out)
{
- raw = strdup("");
- if (NULL == raw)
- {
- return JB_ERR_MEMORY;
- }
+ raw = strdup_or_die("");
}
if (prefix_out)
{
- prefix = strdup("");
- if (NULL == prefix)
- {
- freez(raw);
- return JB_ERR_MEMORY;
- }
+ prefix = strdup_or_die("");
}
if (data_out)
{
- data = strdup("");
- if (NULL == data)
- {
- freez(raw);
- freez(prefix);
- return JB_ERR_MEMORY;
- }
+ data = strdup_or_die("");
}
/* Main loop. Loop while we need more data & it's not EOF. */
{
next = cur->next;
- free_url_spec(cur->url);
+ free_pattern_spec(cur->url);
free(cur);
cur = next;
goto load_trustfile_error;
}
- fs->f = bl = (struct block_spec *)zalloc(sizeof(*bl));
- if (bl == NULL)
- {
- goto load_trustfile_error;
- }
+ fs->f = bl = zalloc_or_die(sizeof(*bl));
if ((fp = fopen(csp->config->trustfile, "r")) == NULL)
{
}
/* allocate a new node */
- if ((b = zalloc(sizeof(*b))) == NULL)
- {
- fclose(fp);
- goto load_trustfile_error;
- }
+ b = zalloc_or_die(sizeof(*b));
/* add it to the list */
b->next = bl->next;
b->reject = reject;
/* Save the URL pattern */
- if (create_url_spec(b->url, buf))
+ if (create_pattern_spec(b->url, buf))
{
fclose(fp);
goto load_trustfile_error;
*********************************************************************/
void unload_forward_spec(struct forward_spec *fwd)
{
- free_url_spec(fwd->url);
+ free_pattern_spec(fwd->url);
freez(fwd->gateway_host);
freez(fwd->forward_host);
free(fwd);
{
new_filter = FT_SERVER_HEADER_TAGGER;
}
+#ifdef FEATURE_EXTERNAL_FILTERS
+ else if (strncmp(buf, "EXTERNAL-FILTER:", 16) == 0)
+ {
+ new_filter = FT_EXTERNAL_CONTENT_FILTER;
+ }
+#endif
/*
* If this is the head of a new filter block, make it a
*/
if (new_filter != FT_INVALID_FILTER)
{
- new_bl = (struct re_filterfile_spec *)zalloc(sizeof(*bl));
- if (new_bl == NULL)
- {
- goto load_re_filterfile_error;
- }
+ new_bl = zalloc_or_die(sizeof(*bl));
if (new_filter == FT_CONTENT_FILTER)
{
new_bl->name = chomp(buf + 7);
}
+#ifdef FEATURE_EXTERNAL_FILTERS
+ else if (new_filter == FT_EXTERNAL_CONTENT_FILTER)
+ {
+ new_bl->name = chomp(buf + 16);
+ }
+#endif
else
{
new_bl->name = chomp(buf + 21);
new_bl->description = html_encode(chomp(new_bl->description));
if (NULL == new_bl->description)
{
- new_bl->description = strdup("Out of memory while encoding this filter's description to HTML");
+ new_bl->description = strdup_or_die("Out of memory while "
+ "encoding filter description to HTML");
}
}
else
{
- new_bl->description = strdup("No description available for this filter");
+ new_bl->description = strdup_or_die("No description available");
}
- new_bl->name = strdup(chomp(new_bl->name));
+ new_bl->name = strdup_or_die(chomp(new_bl->name));
/*
* If this is the first filter block, chain it
continue;
}
- /*
- * Else, save the expression, make it a pcrs_job
- * and chain it into the current filter's joblist
- */
+#ifdef FEATURE_EXTERNAL_FILTERS
+ if ((bl != NULL) && (bl->type == FT_EXTERNAL_CONTENT_FILTER))
+ {
+ /* Save the code as "pattern", but do not compile anything. */
+ if (bl->patterns->first != NULL)
+ {
+ log_error(LOG_LEVEL_FATAL, "External filter '%s' contains several jobss. "
+ "Did you forget to escape a line break?",
+ bl->name);
+ }
+ error = enlist(bl->patterns, buf);
+ if (JB_ERR_MEMORY == error)
+ {
+ log_error(LOG_LEVEL_FATAL,
+ "Out of memory while enlisting external filter code \'%s\' for filter %s.",
+ buf, bl->name);
+ }
+ freez(buf);
+ continue;
+ }
+#endif
if (bl != NULL)
{
+ /*
+ * Save the expression, make it a pcrs_job
+ * and chain it into the current filter's joblist
+ */
error = enlist(bl->patterns, buf);
if (JB_ERR_MEMORY == error)
{
if ((dummy = pcrs_compile_command(buf, &error)) == NULL)
{
log_error(LOG_LEVEL_ERROR,
- "Adding re_filter job \'%s\' to filter %s failed with error %d.", buf, bl->name, error);
+ "Adding re_filter job \'%s\' to filter %s failed: %s",
+ buf, bl->name, pcrs_strerror(error));
freez(buf);
continue;
}