/* plugins.c
* plugin routines
*
- * $Id: plugins.c,v 1.3 2000/10/16 23:17:39 guy Exp $
+ * $Id$
*
* Ethereal - Network traffic analyzer
- * By Gerald Combs <gerald@zing.org>
+ * By Gerald Combs <gerald@ethereal.com>
* Copyright 1999 Gerald Combs
*
- *
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
- *
+ *
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
- *
+ *
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
# include "config.h"
#endif
-#include <epan.h>
+#ifdef NEED_SNPRINTF_H
+# include "snprintf.h"
+#endif
+
#include "plugins.h"
#ifdef HAVE_PLUGINS
#include <string.h>
#include <stdlib.h>
-#include <errno.h>
+#include <errno.h>
#ifdef HAVE_SYS_STAT_H
#include <sys/stat.h>
#endif
-#ifdef HAVE_SYS_TYPES_H
-#include <sys/types.h>
-#endif
-
-#ifdef HAVE_FCNTL_H
-#include <fcntl.h>
-#endif
-
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include "filesystem.h"
#ifdef PLUGINS_NEED_ADDRESS_TABLE
+#include "conversation.h"
+#include "reassemble.h"
+#include <epan/prefs.h>
+#include <epan/dissectors/packet-giop.h>
+#include <epan/dissectors/packet-tpkt.h>
+#include <epan/dissectors/packet-tcp.h>
+#include <epan/dissectors/packet-rpc.h>
+#include <epan/tap.h>
+#include "asn1.h"
+#include <epan/dissectors/packet-per.h>
+#include <epan/dissectors/packet-ber.h>
+#include <epan/dissectors/packet-rtp.h>
+#include <epan/dissectors/packet-rtcp.h>
+#include <epan/xdlc.h>
+#include <epan/crc16.h>
+#include "report_err.h"
#include "plugins/plugin_table.h"
-plugin_address_table_t patable;
+static plugin_address_table_t patable = {
+/* file generated by plugin_gen.py */
+#include "plugins/Xass-list"
+};
#endif
/* linked list of all plugins */
plugin *plugin_list;
-guint32 enabled_plugins_number;
-
-#ifdef WIN32
-static gchar std_plug_dir[] = "c:/program files/ethereal/plugins/0.8.12";
-static gchar local_plug_dir[] = "c:/ethereal/plugins/0.8.12";
-#else
-static gchar std_plug_dir[] = "/usr/lib/ethereal/plugins/0.8.12";
-static gchar local_plug_dir[] = "/usr/local/lib/ethereal/plugins/0.8.12";
-#endif
-static gchar *user_plug_dir = NULL;
-static gchar *plugin_status_file = NULL;
-#define PLUGINS_STATUS "plugins.status"
#define PLUGINS_DIR_NAME "plugins"
/*
* - ENOMEM : memory allocation problem
* - EEXIST : the same plugin (i.e. name/version) was already registered.
*/
-int
-add_plugin(void *handle, gchar *name, gchar *version, gchar *protocol,
- gchar *filter_string, dfilter *filter,
- void (*dissector) (const u_char *,
- int,
- frame_data *,
- proto_tree *))
+static int
+add_plugin(void *handle, gchar *name, gchar *version,
+ void (*reg_handoff)(void))
{
plugin *new_plug, *pt_plug;
new_plug->handle = handle;
new_plug->name = name;
new_plug->version = version;
- new_plug->enabled = FALSE;
- new_plug->protocol = protocol;
- new_plug->filter_string = g_strdup(filter_string);
- new_plug->filter = filter;
- new_plug->dissector = dissector;
+ new_plug->reg_handoff = reg_handoff;
new_plug->next = NULL;
return 0;
}
/*
- * enable a plugin
- * returns a pointer to the enabled plugin, or NULL if the plugin wasn't found
- * in the list
- */
-void *
-enable_plugin(const gchar *name, const gchar *version)
-{
- plugin *pt_plug;
-
- pt_plug = plugin_list;
- while (pt_plug)
- {
- if (!strcmp(pt_plug->name, name) && !strcmp(pt_plug->version, version))
- {
- pt_plug->enabled = TRUE;
- enabled_plugins_number++;
- return pt_plug;
- }
- pt_plug = pt_plug->next;
- }
- return NULL;
-}
-
-/*
- * disable a plugin
- * returns a pointer to the disabled plugin, or NULL if the plugin wasn't found
- * in the list
- */
-void *
-disable_plugin(const gchar *name, const gchar *version)
-{
- plugin *pt_plug;
-
- pt_plug = plugin_list;
- while (pt_plug)
- {
- if (!strcmp(pt_plug->name, name) && !strcmp(pt_plug->version, version))
- {
- pt_plug->enabled = FALSE;
- enabled_plugins_number--;
- return pt_plug;
- }
- pt_plug = pt_plug->next;
- }
- return NULL;
-}
-
-/*
- * find a plugin using its name/version
- */
-void *
-find_plugin(const gchar *name, const gchar *version)
-{
- plugin *pt_plug;
-
- pt_plug = plugin_list;
- while (pt_plug)
- {
- if (!strcmp(pt_plug->name, name) && !strcmp(pt_plug->version, version))
- {
- return pt_plug;
- }
- pt_plug = pt_plug->next;
- }
- return NULL;
-}
-
-/*
- * check if a plugin is enabled
- */
-gboolean
-is_enabled(const gchar *name, const gchar *version)
-{
- plugin *pt_plug;
-
- pt_plug = plugin_list;
- while (pt_plug)
- {
- if (!strcmp(pt_plug->name, name) && !strcmp(pt_plug->version, version))
- return pt_plug->enabled;
- pt_plug = pt_plug->next;
- }
- return FALSE;
-}
-
-/*
- * replace the filter used by a plugin (filter string and dfilter)
- */
-void
-plugin_replace_filter(const gchar *name, const gchar *version,
- const gchar *filter_string, dfilter *filter)
-{
- plugin *pt_plug;
-
- pt_plug = plugin_list;
- while (pt_plug)
- {
- if (!strcmp(pt_plug->name, name) && !strcmp(pt_plug->version, version))
- {
- g_free(pt_plug->filter_string);
- pt_plug->filter_string = g_strdup(filter_string);
- dfilter_destroy(pt_plug->filter);
- pt_plug->filter = filter;
- return;
- }
- pt_plug = pt_plug->next;
- }
-}
-
-/*
- * save plugin status, returns 0 on success, -1 on failure:
- * file format :
- * for each plugin, two lines are saved :
- * plugin_name plugin_version [0|1] (0: disabled, 1: enabled)
- * filter_string
+ * XXX - when we remove support for old-style plugins (which we should
+ * probably do eventually, as all plugins should be written as new-style
+ * ones), we may want to have "init_plugins()" merely save a pointer
+ * to the plugin's "init" routine, just as we save a pointer to its
+ * "reg_handoff" routine, and have a "register_all_plugins()" routine
+ * to go through the list of plugins and call all of them.
*
- * Ex :
- * gryphon.so 0.8.0 1
- * tcp.port == 7000
+ * Then we'd have "epan_init()", or perhaps even something higher up
+ * in the call tree, call "init_plugins()", and have "proto_init()"
+ * call "register_all_plugins()" right after calling "register_all_protocols()";
+ * this might be a bit cleaner.
*/
-
-int
-save_plugin_status(void)
-{
- gchar *pf_path;
- FILE *statusfile;
- plugin *pt_plug;
-
- if (!plugin_status_file) {
- plugin_status_file = (gchar *)g_malloc(strlen(get_home_dir()) +
- strlen(PF_DIR) +
- strlen(PLUGINS_STATUS) + 3);
- sprintf(plugin_status_file, "%s/%s/%s",
- get_home_dir(), PF_DIR, PLUGINS_STATUS);
- }
- statusfile=fopen(plugin_status_file, "w");
- if (!statusfile) {
- pf_path = g_malloc(strlen(get_home_dir()) + strlen(PF_DIR) + 2);
- sprintf(pf_path, "%s/%s", get_home_dir(), PF_DIR);
-#ifdef WIN32
- mkdir(pf_path);
-#else
- mkdir(pf_path, 0755);
-#endif
- g_free(pf_path);
- statusfile=fopen(plugin_status_file, "w");
- if (!statusfile) return -1;
- }
-
- pt_plug = plugin_list;
- while (pt_plug)
- {
- fprintf(statusfile,"%s %s %s\n%s\n", pt_plug->name, pt_plug->version,
- (pt_plug->enabled ? "1" : "0"), pt_plug->filter_string);
- pt_plug = pt_plug->next;
- }
- fclose(statusfile);
- return 0;
-}
-
-/*
- * Check if the status of this plugin has been saved.
- * If necessary, enable the plugin, and change the filter.
- */
-static void
-check_plugin_status(gchar *name, gchar *version, GModule *handle,
- gchar *filter_string, FILE *statusfile)
-{
- gchar *ref_string;
- guint16 ref_string_len;
- gchar line[512];
- void (*plugin_init)(void*);
- dfilter *filter;
-
- if (!statusfile) return;
-
- ref_string = (gchar *)g_malloc(strlen(name) + strlen(version) + 2);
- ref_string_len = sprintf(ref_string, "%s %s", name, version);
-
- while (!feof(statusfile))
- {
- if (fgets(line, 512, statusfile) == NULL) return;
- if (strncmp(line, ref_string, ref_string_len) != 0) { /* not the right plugin */
- if (fgets(line, 512, statusfile) == NULL) return;
- }
- else { /* found the plugin */
- if (line[ref_string_len+1] == '1') {
- enable_plugin(name, version);
- if (g_module_symbol(handle, "plugin_init", (gpointer*)&plugin_init) == TRUE) {
-#ifdef PLUGINS_NEED_ADDRESS_TABLE
- plugin_init(&patable);
-#else
- plugin_init(NULL);
-#endif
- }
-#ifdef PLUGINS_NEED_ADDRESS_TABLE
- else {
- return;
- }
-#endif
- }
-
- if (fgets(line, 512, statusfile) == NULL) return;
- if (line[strlen(line)-1] == '\n') line[strlen(line)-1] = '\0';
- /* only compile the new filter if it is different from the default */
- if (strcmp(line, filter_string) && dfilter_compile(line, &filter) == 0)
- plugin_replace_filter(name, version, line, filter);
- return;
- }
- }
- g_free(ref_string);
-}
-
static void
plugins_scan_dir(const char *dirname)
{
#define FILENAME_LEN 1024
+#if GLIB_MAJOR_VERSION < 2
+ gchar *hack_path; /* pathname used to construct lt_lib_ext */
+ gchar *lt_lib_ext; /* extension for loadable modules */
DIR *dir; /* scanned directory */
struct dirent *file; /* current file */
+ gchar *name;
+#else /* GLIB 2 */
+ GDir *dir; /* scanned directory */
+ GError **dummy;
+ const gchar *name;
+#endif
gchar filename[FILENAME_LEN]; /* current file name */
GModule *handle; /* handle returned by dlopen */
- gchar *name;
gchar *version;
- gchar *protocol;
- gchar *filter_string;
+ void (*init)(void *);
+ void (*reg_handoff)(void);
gchar *dot;
- dfilter *filter = NULL;
- void (*dissector) (const u_char *, int, frame_data *, proto_tree *);
int cr;
- FILE *statusfile;
-#ifdef WIN32
-#define LT_LIB_EXT ".dll"
-#else
-#define LT_LIB_EXT ".so"
-#endif
-
- if (!plugin_status_file)
+#if GLIB_MAJOR_VERSION < 2
+ /*
+ * We find the extension used on this platform for loadable modules
+ * by the sneaky hack of calling "g_module_build_path" to build
+ * the pathname for a module with an empty directory name and
+ * empty module name, and then search for the last "." and use
+ * everything from the last "." on.
+ */
+ hack_path = g_module_build_path("", "");
+ lt_lib_ext = strrchr(hack_path, '.');
+ if (lt_lib_ext == NULL)
{
- plugin_status_file = (gchar *)g_malloc(strlen(get_home_dir()) +
- strlen(PF_DIR) +
- strlen(PLUGINS_STATUS) + 3);
- sprintf(plugin_status_file, "%s/%s/%s",
- get_home_dir(), PF_DIR, PLUGINS_STATUS);
+ /*
+ * Does this mean there *is* no extension? Assume so.
+ *
+ * XXX - the code below assumes that all loadable modules have
+ * an extension....
+ */
+ lt_lib_ext = "";
}
- statusfile = fopen(plugin_status_file, "r");
if ((dir = opendir(dirname)) != NULL)
{
if (!(strcmp(file->d_name, "..") &&
strcmp(file->d_name, "."))) continue;
- /* skip anything but files with LT_LIB_EXT */
+ /* skip anything but files with lt_lib_ext */
dot = strrchr(file->d_name, '.');
- if (dot == NULL || strcmp(dot, LT_LIB_EXT) != 0) continue;
+ if (dot == NULL || strcmp(dot, lt_lib_ext) != 0) continue;
- snprintf(filename, FILENAME_LEN, "%s/%s", dirname, file->d_name);
- if ((handle = g_module_open(filename, 0)) == NULL) continue;
+ snprintf(filename, FILENAME_LEN, "%s" G_DIR_SEPARATOR_S "%s",
+ dirname, file->d_name);
name = (gchar *)file->d_name;
- if (g_module_symbol(handle, "version", (gpointer*)&version) == FALSE)
- {
- g_warning("The plugin %s has no version symbol", name);
- g_module_close(handle);
- continue;
- }
- if (g_module_symbol(handle, "protocol", (gpointer*)&protocol) == FALSE)
+#else /* GLIB 2 */
+ /*
+ * GLib 2.x defines G_MODULE_SUFFIX as the extension used on this
+ * platform for loadable modules.
+ */
+ dummy = g_malloc(sizeof(GError *));
+ *dummy = NULL;
+ if ((dir = g_dir_open(dirname, 0, dummy)) != NULL)
+ {
+ while ((name = g_dir_read_name(dir)) != NULL)
+ {
+ /* skip anything but files with G_MODULE_SUFFIX */
+ dot = strrchr(name, '.');
+ if (dot == NULL || strcmp(dot+1, G_MODULE_SUFFIX) != 0) continue;
+
+ snprintf(filename, FILENAME_LEN, "%s" G_DIR_SEPARATOR_S "%s",
+ dirname, name);
+#endif
+ if ((handle = g_module_open(filename, 0)) == NULL)
{
- g_warning("The plugin %s has no protocol symbol", name);
- g_module_close(handle);
+ g_warning("Couldn't load module %s: %s", filename,
+ g_module_error());
continue;
}
- if (g_module_symbol(handle, "filter_string", (gpointer*)&filter_string) == FALSE)
+ if (g_module_symbol(handle, "version", (gpointer*)&version) == FALSE)
{
- g_warning("The plugin %s has no filter_string symbol", name);
- g_module_close(handle);
- continue;
- }
- if (dfilter_compile(filter_string, &filter) != 0) {
- g_warning("The plugin %s has a non compilable filter", name);
- g_module_close(handle);
- continue;
- }
- if (g_module_symbol(handle, "dissector", (gpointer*)&dissector) == FALSE) {
- if (filter != NULL)
- dfilter_destroy(filter);
- g_warning("The plugin %s has no dissector symbol", name);
+ g_warning("The plugin %s has no version symbol", name);
g_module_close(handle);
continue;
}
- if ((cr = add_plugin(handle, g_strdup(file->d_name), version,
- protocol, filter_string, filter, dissector)))
+ /*
+ * Old-style dissectors don't have a "plugin_reg_handoff()"
+ * routine; we no longer support them.
+ *
+ * New-style dissectors have one, because, otherwise, there's
+ * no way for them to arrange that they ever be called.
+ */
+ if (g_module_symbol(handle, "plugin_reg_handoff",
+ (gpointer*)®_handoff))
{
- if (cr == EEXIST)
- fprintf(stderr, "The plugin : %s, version %s\n"
+ /*
+ * We require it to have a "plugin_init()" routine.
+ */
+ if (!g_module_symbol(handle, "plugin_init", (gpointer*)&init))
+ {
+ g_warning("The plugin %s has a plugin_reg_handoff symbol but no plugin_init routine",
+ name);
+ g_module_close(handle);
+ continue;
+ }
+
+ /*
+ * We have a "plugin_reg_handoff()" routine, so we don't
+ * need the protocol, filter string, or dissector pointer.
+ */
+ if ((cr = add_plugin(handle, g_strdup(name), version,
+ reg_handoff)))
+ {
+ if (cr == EEXIST)
+ fprintf(stderr, "The plugin %s, version %s\n"
"was found in multiple directories\n", name, version);
- else
- fprintf(stderr, "Memory allocation problem\n"
- "when processing plugin %s, version %sn",
+ else
+ fprintf(stderr, "Memory allocation problem\n"
+ "when processing plugin %s, version %s\n",
name, version);
- if (filter != NULL)
- dfilter_destroy(filter);
- g_module_close(handle);
- continue;
+ g_module_close(handle);
+ continue;
+ }
+
+ /*
+ * Call its init routine.
+ */
+#ifdef PLUGINS_NEED_ADDRESS_TABLE
+ init(&patable);
+#else
+ init(NULL);
+#endif
}
- if (statusfile) {
- check_plugin_status(file->d_name, version, handle,
- filter_string, statusfile);
- rewind(statusfile);
+ else
+ {
+ /*
+ * This is an old-style dissector; warn that it won't
+ * be used, as those aren't supported.
+ */
+ fprintf(stderr,
+ "The plugin %s, version %s is an old-style plugin;\n"
+ "Those are no longer supported.\n", name, version);
}
}
+#if GLIB_MAJOR_VERSION < 2
closedir(dir);
}
- if (statusfile) fclose(statusfile);
+ g_free(hack_path);
+#else /* GLIB 2 */
+ g_dir_close(dir);
+ }
+ g_clear_error(dummy);
+ g_free(dummy);
+#endif
+}
+
+
+/* get the global plugin dir */
+/* Return value is malloced so the caller should g_free() it. */
+const char *get_plugins_global_dir(const char *plugin_dir)
+{
+#ifdef _WIN32
+ char *install_plugin_dir;
+
+ /*
+ * On Windows, the data file directory is the installation
+ * directory; the plugins are stored under it.
+ *
+ * Assume we're running the installed version of Ethereal;
+ * on Windows, the data file directory is the directory
+ * in which the Ethereal binary resides.
+ */
+ install_plugin_dir = g_strdup_printf("%s\\plugins\\%s", get_datafile_dir(), VERSION);
+
+ /*
+ * Make sure that pathname refers to a directory.
+ */
+ if (test_for_directory(install_plugin_dir) != EISDIR) {
+ /*
+ * Either it doesn't refer to a directory or it
+ * refers to something that doesn't exist.
+ *
+ * Assume that means we're running, for example,
+ * a version of Ethereal we've built in a source
+ * directory, and fall back on the default
+ * installation directory, so you can put the plugins
+ * somewhere so they can be used with this version
+ * of Ethereal.
+ *
+ * XXX - should we, instead, have the Windows build
+ * procedure create a subdirectory of the "plugins"
+ * source directory, and copy the plugin DLLs there,
+ * so that you use the plugins from the build tree?
+ */
+ g_free(install_plugin_dir);
+ install_plugin_dir =
+ g_strdup("C:\\Program Files\\Ethereal\\plugins\\" VERSION);
+ }
+
+ return install_plugin_dir;
+#else
+ /*
+ * Scan the plugin directory.
+ */
+ return strdup(plugin_dir);
+#endif
+}
+
+
+/* get the personal plugin dir */
+/* Return value is malloced so the caller should g_free() it. */
+const char *get_plugins_pers_dir(void)
+{
+ return get_persconffile_path(PLUGINS_DIR_NAME, FALSE);
}
/*
void
init_plugins(const char *plugin_dir)
{
- struct stat std_dir_stat, local_dir_stat, plugin_dir_stat;
+ const char *datafile_dir;
if (plugin_list == NULL) /* ensure init_plugins is only run once */
{
- enabled_plugins_number = 0;
-
-#ifdef PLUGINS_NEED_ADDRESS_TABLE
- /* Intialize address table */
- patable.p_check_col = check_col;
- patable.p_col_add_fstr = col_add_fstr;
- patable.p_col_append_fstr = col_append_str;
- patable.p_col_add_str = col_add_str;
- patable.p_col_append_str = col_append_str;
-
- patable.p_dfilter_init = dfilter_init;
- patable.p_dfilter_cleanup = dfilter_cleanup;
-
- patable.p_pi = π
-
- patable.p_proto_register_protocol = proto_register_protocol;
- patable.p_proto_register_field_array = proto_register_field_array;
- patable.p_proto_register_subtree_array = proto_register_subtree_array;
-
- patable.p_dissector_add = dissector_add;
-
- patable.p_heur_dissector_add = heur_dissector_add;
-
- patable.p_proto_item_add_subtree = proto_item_add_subtree;
- patable.p_proto_tree_add_item = proto_tree_add_item;
- patable.p_proto_tree_add_item_hidden = proto_tree_add_item_hidden;
- patable.p_proto_tree_add_protocol_format = proto_tree_add_protocol_format;
- patable.p_proto_tree_add_bytes = proto_tree_add_bytes;
- patable.p_proto_tree_add_bytes_hidden = proto_tree_add_bytes_hidden;
- patable.p_proto_tree_add_bytes_format = proto_tree_add_bytes_format;
- patable.p_proto_tree_add_time = proto_tree_add_time;
- patable.p_proto_tree_add_time_hidden = proto_tree_add_time_hidden;
- patable.p_proto_tree_add_time_format = proto_tree_add_time_format;
- patable.p_proto_tree_add_ipxnet = proto_tree_add_ipxnet;
- patable.p_proto_tree_add_ipxnet_hidden = proto_tree_add_ipxnet_hidden;
- patable.p_proto_tree_add_ipxnet_format = proto_tree_add_ipxnet_format;
- patable.p_proto_tree_add_ipv4 = proto_tree_add_ipv4;
- patable.p_proto_tree_add_ipv4_hidden = proto_tree_add_ipv4_hidden;
- patable.p_proto_tree_add_ipv4_format = proto_tree_add_ipv4_format;
- patable.p_proto_tree_add_ipv6 = proto_tree_add_ipv6;
- patable.p_proto_tree_add_ipv6_hidden = proto_tree_add_ipv6_hidden;
- patable.p_proto_tree_add_ipv6_format = proto_tree_add_ipv6_format;
- patable.p_proto_tree_add_ether = proto_tree_add_ether;
- patable.p_proto_tree_add_ether_hidden = proto_tree_add_ether_hidden;
- patable.p_proto_tree_add_ether_format = proto_tree_add_ether_format;
- patable.p_proto_tree_add_string = proto_tree_add_string;
- patable.p_proto_tree_add_string_hidden = proto_tree_add_string_hidden;
- patable.p_proto_tree_add_string_format = proto_tree_add_string_format;
- patable.p_proto_tree_add_boolean = proto_tree_add_boolean;
- patable.p_proto_tree_add_boolean_hidden = proto_tree_add_boolean_hidden;
- patable.p_proto_tree_add_boolean_format = proto_tree_add_boolean_format;
- patable.p_proto_tree_add_double = proto_tree_add_double;
- patable.p_proto_tree_add_double_hidden = proto_tree_add_double_hidden;
- patable.p_proto_tree_add_double_format = proto_tree_add_double_format;
- patable.p_proto_tree_add_uint = proto_tree_add_uint;
- patable.p_proto_tree_add_uint_hidden = proto_tree_add_uint_hidden;
- patable.p_proto_tree_add_uint_format = proto_tree_add_uint_format;
- patable.p_proto_tree_add_int = proto_tree_add_int;
- patable.p_proto_tree_add_int_hidden = proto_tree_add_int_hidden;
- patable.p_proto_tree_add_int_format = proto_tree_add_int_format;
- patable.p_proto_tree_add_text = proto_tree_add_text;
- patable.p_proto_tree_add_notext = proto_tree_add_notext;
-#endif
-
- plugins_scan_dir(std_plug_dir);
- plugins_scan_dir(local_plug_dir);
- if ((strcmp(std_plug_dir, plugin_dir) != 0) &&
- (strcmp(local_plug_dir, plugin_dir) != 0))
- {
- if (stat(plugin_dir, &plugin_dir_stat) == 0)
- {
- /* check if plugin_dir is really different from std_dir and
- * local_dir if they exist ! */
- if (stat(std_plug_dir, &std_dir_stat) == 0)
- {
- if (stat(local_plug_dir, &local_dir_stat) == 0)
- {
- if ((plugin_dir_stat.st_dev != std_dir_stat.st_dev ||
- plugin_dir_stat.st_ino != std_dir_stat.st_ino) &&
- (plugin_dir_stat.st_dev != local_dir_stat.st_dev ||
- plugin_dir_stat.st_ino != local_dir_stat.st_ino))
- plugins_scan_dir(plugin_dir);
- }
- else
- {
- if ((plugin_dir_stat.st_dev != std_dir_stat.st_dev ||
- plugin_dir_stat.st_ino != std_dir_stat.st_ino))
- plugins_scan_dir(plugin_dir);
- }
- }
- else if (stat(local_plug_dir, &local_dir_stat) == 0)
- {
- if ((plugin_dir_stat.st_dev != local_dir_stat.st_dev ||
- plugin_dir_stat.st_ino != local_dir_stat.st_ino))
- plugins_scan_dir(plugin_dir);
- }
- else plugins_scan_dir(plugin_dir);
- }
- }
- if (!user_plug_dir)
- {
- user_plug_dir = (gchar *)g_malloc(strlen(get_home_dir()) +
- strlen(PF_DIR) +
- strlen(PLUGINS_DIR_NAME) + 3);
- sprintf(user_plug_dir, "%s/%s/%s", get_home_dir(),
- PF_DIR, PLUGINS_DIR_NAME);
- }
- plugins_scan_dir(user_plug_dir);
+ /*
+ * Scan the global plugin directory.
+ */
+ datafile_dir = get_plugins_global_dir(plugin_dir);
+ plugins_scan_dir(datafile_dir);
+ g_free((char *) datafile_dir);
+
+ /*
+ * Scan the users plugin directory.
+ */
+ datafile_dir = get_plugins_pers_dir();
+ plugins_scan_dir(datafile_dir);
+ g_free((char *) datafile_dir);
}
}
+void
+register_all_plugin_handoffs(void)
+{
+ plugin *pt_plug;
+
+ /*
+ * For all new-style plugins, call the register-handoff routine.
+ * This is called from "proto_init()"; it must be called after
+ * "register_all_protocols()" and "init_plugins()" are called,
+ * in case one plugin registers itself either with a built-in
+ * dissector or with another plugin; we must first register all
+ * dissectors, whether built-in or plugin, so their dissector tables
+ * are initialized, and only then register all handoffs.
+ *
+ * We treat those protocols as always being enabled; they should
+ * use the standard mechanism for enabling/disabling protocols, not
+ * the plugin-specific mechanism.
+ */
+ for (pt_plug = plugin_list; pt_plug != NULL; pt_plug = pt_plug->next)
+ (pt_plug->reg_handoff)();
+}
#endif