Squashed commit of the following:

commit d45d1757d24d8214f730af1a3401dd2bef4a434f
Author: Steven <steven@cyrus.homeunix.org>
Date:   Wed May 28 17:23:27 2008 +0200

    * libs/core: Removed dummymode checks in sys
    * libs/sgi-webuci: Fixes

commit b870e8d345bc8912fd8ab61d463b9d68b924a6f4
Author: Felix Fietkau <nbd@openwrt.org>
Date:   Wed May 28 15:40:10 2008 +0200

    fix path to theme

commit e3732926bd98db4cc38de6eb8018cd4e55176699
Author: Felix Fietkau <nbd@openwrt.org>
Date:   Wed May 28 14:56:03 2008 +0200

    set the proper path to the config in dummy mode

commit a75aecf46f037c98bd6e49b9e48adb735d76d150
Author: Felix Fietkau <nbd@openwrt.org>
Date:   Wed May 28 14:50:42 2008 +0200

    add some dummy mode support

commit 12bb39ef606bca6b403cc982213a6597b76dc1b3
Author: Felix Fietkau <nbd@openwrt.org>
Date:   Wed May 28 14:41:56 2008 +0200

    normalize paths

commit 7aaad1103fd2bdc75aca158baa6ef191f9a961c6
Author: Felix Fietkau <nbd@openwrt.org>
Date:   Wed May 28 14:27:26 2008 +0200

    add missing require statement

commit 5766274bd2511b00c42b474aeeeb3efaca6ded9b
Author: Felix Fietkau <nbd@openwrt.org>
Date:   Wed May 28 14:19:54 2008 +0200

    add optional luaposix package (patched for darwin support)

commit 9e257a76d03722fc0ce8312aa9952641b21424bd
Author: Felix Fietkau <nbd@openwrt.org>
Date:   Tue May 27 20:21:59 2008 +0200

    add missing files, more integration for the boa plugin, fix path to lua modules

commit dacc1a98ec946975fcb19f87076dfa7db865fca6
Author: Felix Fietkau <nbd@openwrt.org>
Date:   Tue May 27 19:42:37 2008 +0200

    use "compile" instead of "source" and rename the old version of compile to "compile-all"

commit eb14777c4fee1eb5740aba1e5603e481320da7b1
Author: Felix Fietkau <nbd@openwrt.org>
Date:   Tue May 27 19:41:59 2008 +0200

    more boa integration

commit df0afb965bf0a987b653e9d0acadf3151179a596
Author: Felix Fietkau <nbd@openwrt.org>
Date:   Tue May 27 18:33:42 2008 +0200

    build boa and the webuci.so plugin along with sgi-webuci

commit 878161dabf32066631103d199e2cbaf3f5a7fb07
Author: Felix Fietkau <nbd@openwrt.org>
Date:   Tue May 27 18:03:16 2008 +0200

    add .gitignore

2 files changed, 1111 insertions, 0 deletions

diff --git a/libs/sgi-webuci/boa-patches/100-no_tz.patch b/libs/sgi-webuci/boa-patches/100-no_tz.patch
new file mode 100644
index 000000000..639677eed
--- /dev/null
+++ b/libs/sgi-webuci/boa-patches/100-no_tz.patch
@@ -0,0 +1,22 @@
+diff -urN boa-0.94.13/src/util.c boa/src/util.c
+--- boa-0.94.13/src/util.c	2002-07-08 01:22:18.000000000 +0200
++++ boa/src/util.c	2008-04-25 21:56:20.000000000 +0200
+@@ -95,14 +95,9 @@
+     static char buf[30];
+     int time_offset;
+ 
+-    if (use_localtime) {
+-        t = localtime(&current_time);
+-        time_offset = TIMEZONE_OFFSET(t);
+-    } else {
+-        t = gmtime(&current_time);
+-        time_offset = 0;
+-    }
+-
++	t = gmtime(&current_time);
++    time_offset = 0;
++    
+     p = buf + 29;
+     *p-- = '\0';
+     *p-- = ' ';
+
diff --git a/libs/sgi-webuci/boa-patches/200-plugin_api.patch b/libs/sgi-webuci/boa-patches/200-plugin_api.patch
new file mode 100644
index 000000000..de7999159
--- /dev/null
+++ b/libs/sgi-webuci/boa-patches/200-plugin_api.patch
@@ -0,0 +1,1089 @@
+Index: boa-0.94.13/src/list.h
+===================================================================
+--- /dev/null	1970-01-01 00:00:00.000000000 +0000
++++ boa-0.94.13/src/list.h	2008-05-27 19:28:21.000000000 +0200
+@@ -0,0 +1,601 @@
++#ifndef _LINUX_LIST_H
++#define _LINUX_LIST_H
++
++#include <stddef.h>
++/**
++ * container_of - cast a member of a structure out to the containing structure
++ * @ptr:	the pointer to the member.
++ * @type:	the type of the container struct this is embedded in.
++ * @member:	the name of the member within the struct.
++ *
++ */
++#ifndef container_of
++#define container_of(ptr, type, member) (			\
++	(type *)( (char *)ptr - offsetof(type,member) ))
++#endif
++
++
++/*
++ * Simple doubly linked list implementation.
++ *
++ * Some of the internal functions ("__xxx") are useful when
++ * manipulating whole lists rather than single entries, as
++ * sometimes we already know the next/prev entries and we can
++ * generate better code by using them directly rather than
++ * using the generic single-entry routines.
++ */
++
++struct list_head {
++	struct list_head *next, *prev;
++};
++
++#define LIST_HEAD_INIT(name) { &(name), &(name) }
++
++#define LIST_HEAD(name) \
++	struct list_head name = LIST_HEAD_INIT(name)
++
++static inline void INIT_LIST_HEAD(struct list_head *list)
++{
++	list->next = list;
++	list->prev = list;
++}
++
++/*
++ * Insert a new entry between two known consecutive entries.
++ *
++ * This is only for internal list manipulation where we know
++ * the prev/next entries already!
++ */
++static inline void __list_add(struct list_head *new,
++			      struct list_head *prev,
++			      struct list_head *next)
++{
++	next->prev = new;
++	new->next = next;
++	new->prev = prev;
++	prev->next = new;
++}
++
++/**
++ * list_add - add a new entry
++ * @new: new entry to be added
++ * @head: list head to add it after
++ *
++ * Insert a new entry after the specified head.
++ * This is good for implementing stacks.
++ */
++static inline void list_add(struct list_head *new, struct list_head *head)
++{
++	__list_add(new, head, head->next);
++}
++
++
++/**
++ * list_add_tail - add a new entry
++ * @new: new entry to be added
++ * @head: list head to add it before
++ *
++ * Insert a new entry before the specified head.
++ * This is useful for implementing queues.
++ */
++static inline void list_add_tail(struct list_head *new, struct list_head *head)
++{
++	__list_add(new, head->prev, head);
++}
++
++
++/*
++ * Delete a list entry by making the prev/next entries
++ * point to each other.
++ *
++ * This is only for internal list manipulation where we know
++ * the prev/next entries already!
++ */
++static inline void __list_del(struct list_head * prev, struct list_head * next)
++{
++	next->prev = prev;
++	prev->next = next;
++}
++
++/**
++ * list_del - deletes entry from list.
++ * @entry: the element to delete from the list.
++ * Note: list_empty() on entry does not return true after this, the entry is
++ * in an undefined state.
++ */
++static inline void list_del(struct list_head *entry)
++{
++	__list_del(entry->prev, entry->next);
++	entry->next = NULL;
++	entry->prev = NULL;
++}
++
++/**
++ * list_replace - replace old entry by new one
++ * @old : the element to be replaced
++ * @new : the new element to insert
++ *
++ * If @old was empty, it will be overwritten.
++ */
++static inline void list_replace(struct list_head *old,
++				struct list_head *new)
++{
++	new->next = old->next;
++	new->next->prev = new;
++	new->prev = old->prev;
++	new->prev->next = new;
++}
++
++static inline void list_replace_init(struct list_head *old,
++					struct list_head *new)
++{
++	list_replace(old, new);
++	INIT_LIST_HEAD(old);
++}
++
++/**
++ * list_del_init - deletes entry from list and reinitialize it.
++ * @entry: the element to delete from the list.
++ */
++static inline void list_del_init(struct list_head *entry)
++{
++	__list_del(entry->prev, entry->next);
++	INIT_LIST_HEAD(entry);
++}
++
++/**
++ * list_move - delete from one list and add as another's head
++ * @list: the entry to move
++ * @head: the head that will precede our entry
++ */
++static inline void list_move(struct list_head *list, struct list_head *head)
++{
++	__list_del(list->prev, list->next);
++	list_add(list, head);
++}
++
++/**
++ * list_move_tail - delete from one list and add as another's tail
++ * @list: the entry to move
++ * @head: the head that will follow our entry
++ */
++static inline void list_move_tail(struct list_head *list,
++				  struct list_head *head)
++{
++	__list_del(list->prev, list->next);
++	list_add_tail(list, head);
++}
++
++/**
++ * list_is_last - tests whether @list is the last entry in list @head
++ * @list: the entry to test
++ * @head: the head of the list
++ */
++static inline int list_is_last(const struct list_head *list,
++				const struct list_head *head)
++{
++	return list->next == head;
++}
++
++/**
++ * list_empty - tests whether a list is empty
++ * @head: the list to test.
++ */
++static inline int list_empty(const struct list_head *head)
++{
++	return head->next == head;
++}
++
++/**
++ * list_empty_careful - tests whether a list is empty and not being modified
++ * @head: the list to test
++ *
++ * Description:
++ * tests whether a list is empty _and_ checks that no other CPU might be
++ * in the process of modifying either member (next or prev)
++ *
++ * NOTE: using list_empty_careful() without synchronization
++ * can only be safe if the only activity that can happen
++ * to the list entry is list_del_init(). Eg. it cannot be used
++ * if another CPU could re-list_add() it.
++ */
++static inline int list_empty_careful(const struct list_head *head)
++{
++	struct list_head *next = head->next;
++	return (next == head) && (next == head->prev);
++}
++
++static inline void __list_splice(struct list_head *list,
++				 struct list_head *head)
++{
++	struct list_head *first = list->next;
++	struct list_head *last = list->prev;
++	struct list_head *at = head->next;
++
++	first->prev = head;
++	head->next = first;
++
++	last->next = at;
++	at->prev = last;
++}
++
++/**
++ * list_splice - join two lists
++ * @list: the new list to add.
++ * @head: the place to add it in the first list.
++ */
++static inline void list_splice(struct list_head *list, struct list_head *head)
++{
++	if (!list_empty(list))
++		__list_splice(list, head);
++}
++
++/**
++ * list_splice_init - join two lists and reinitialise the emptied list.
++ * @list: the new list to add.
++ * @head: the place to add it in the first list.
++ *
++ * The list at @list is reinitialised
++ */
++static inline void list_splice_init(struct list_head *list,
++				    struct list_head *head)
++{
++	if (!list_empty(list)) {
++		__list_splice(list, head);
++		INIT_LIST_HEAD(list);
++	}
++}
++
++/**
++ * list_entry - get the struct for this entry
++ * @ptr:	the &struct list_head pointer.
++ * @type:	the type of the struct this is embedded in.
++ * @member:	the name of the list_struct within the struct.
++ */
++#define list_entry(ptr, type, member) \
++	container_of(ptr, type, member)
++
++/**
++ * list_first_entry - get the first element from a list
++ * @ptr:	the list head to take the element from.
++ * @type:	the type of the struct this is embedded in.
++ * @member:	the name of the list_struct within the struct.
++ *
++ * Note, that list is expected to be not empty.
++ */
++#define list_first_entry(ptr, type, member) \
++	list_entry((ptr)->next, type, member)
++
++/**
++ * list_for_each	-	iterate over a list
++ * @pos:	the &struct list_head to use as a loop cursor.
++ * @head:	the head for your list.
++ */
++#define list_for_each(pos, head) \
++	for (pos = (head)->next; pos != (head); \
++        	pos = pos->next)
++
++/**
++ * __list_for_each	-	iterate over a list
++ * @pos:	the &struct list_head to use as a loop cursor.
++ * @head:	the head for your list.
++ *
++ * This variant differs from list_for_each() in that it's the
++ * simplest possible list iteration code, no prefetching is done.
++ * Use this for code that knows the list to be very short (empty
++ * or 1 entry) most of the time.
++ */
++#define __list_for_each(pos, head) \
++	for (pos = (head)->next; pos != (head); pos = pos->next)
++
++/**
++ * list_for_each_prev	-	iterate over a list backwards
++ * @pos:	the &struct list_head to use as a loop cursor.
++ * @head:	the head for your list.
++ */
++#define list_for_each_prev(pos, head) \
++	for (pos = (head)->prev; pos != (head); \
++        	pos = pos->prev)
++
++/**
++ * list_for_each_safe - iterate over a list safe against removal of list entry
++ * @pos:	the &struct list_head to use as a loop cursor.
++ * @n:		another &struct list_head to use as temporary storage
++ * @head:	the head for your list.
++ */
++#define list_for_each_safe(pos, n, head) \
++	for (pos = (head)->next, n = pos->next; pos != (head); \
++		pos = n, n = pos->next)
++
++/**
++ * list_for_each_prev_safe - iterate over a list backwards safe against removal of list entry
++ * @pos:	the &struct list_head to use as a loop cursor.
++ * @n:		another &struct list_head to use as temporary storage
++ * @head:	the head for your list.
++ */
++#define list_for_each_prev_safe(pos, n, head) \
++	for (pos = (head)->prev, n = pos->prev; \
++	     pos != (head); \
++	     pos = n, n = pos->prev)
++
++/**
++ * list_for_each_entry	-	iterate over list of given type
++ * @pos:	the type * to use as a loop cursor.
++ * @head:	the head for your list.
++ * @member:	the name of the list_struct within the struct.
++ */
++#define list_for_each_entry(pos, head, member)				\
++	for (pos = list_entry((head)->next, typeof(*pos), member);	\
++	     &pos->member != (head); 	\
++	     pos = list_entry(pos->member.next, typeof(*pos), member))
++
++/**
++ * list_for_each_entry_reverse - iterate backwards over list of given type.
++ * @pos:	the type * to use as a loop cursor.
++ * @head:	the head for your list.
++ * @member:	the name of the list_struct within the struct.
++ */
++#define list_for_each_entry_reverse(pos, head, member)			\
++	for (pos = list_entry((head)->prev, typeof(*pos), member);	\
++	     &pos->member != (head); 	\
++	     pos = list_entry(pos->member.prev, typeof(*pos), member))
++
++/**
++ * list_prepare_entry - prepare a pos entry for use in list_for_each_entry_continue()
++ * @pos:	the type * to use as a start point
++ * @head:	the head of the list
++ * @member:	the name of the list_struct within the struct.
++ *
++ * Prepares a pos entry for use as a start point in list_for_each_entry_continue().
++ */
++#define list_prepare_entry(pos, head, member) \
++	((pos) ? : list_entry(head, typeof(*pos), member))
++
++/**
++ * list_for_each_entry_continue - continue iteration over list of given type
++ * @pos:	the type * to use as a loop cursor.
++ * @head:	the head for your list.
++ * @member:	the name of the list_struct within the struct.
++ *
++ * Continue to iterate over list of given type, continuing after
++ * the current position.
++ */
++#define list_for_each_entry_continue(pos, head, member) 		\
++	for (pos = list_entry(pos->member.next, typeof(*pos), member);	\
++	     &pos->member != (head);	\
++	     pos = list_entry(pos->member.next, typeof(*pos), member))
++
++/**
++ * list_for_each_entry_continue_reverse - iterate backwards from the given point
++ * @pos:	the type * to use as a loop cursor.
++ * @head:	the head for your list.
++ * @member:	the name of the list_struct within the struct.
++ *
++ * Start to iterate over list of given type backwards, continuing after
++ * the current position.
++ */
++#define list_for_each_entry_continue_reverse(pos, head, member)		\
++	for (pos = list_entry(pos->member.prev, typeof(*pos), member);	\
++	     &pos->member != (head);	\
++	     pos = list_entry(pos->member.prev, typeof(*pos), member))
++
++/**
++ * list_for_each_entry_from - iterate over list of given type from the current point
++ * @pos:	the type * to use as a loop cursor.
++ * @head:	the head for your list.
++ * @member:	the name of the list_struct within the struct.
++ *
++ * Iterate over list of given type, continuing from current position.
++ */
++#define list_for_each_entry_from(pos, head, member) 			\
++	for (; &pos->member != (head);	\
++	     pos = list_entry(pos->member.next, typeof(*pos), member))
++
++/**
++ * list_for_each_entry_safe - iterate over list of given type safe against removal of list entry
++ * @pos:	the type * to use as a loop cursor.
++ * @n:		another type * to use as temporary storage
++ * @head:	the head for your list.
++ * @member:	the name of the list_struct within the struct.
++ */
++#define list_for_each_entry_safe(pos, n, head, member)			\
++	for (pos = list_entry((head)->next, typeof(*pos), member),	\
++		n = list_entry(pos->member.next, typeof(*pos), member);	\
++	     &pos->member != (head); 					\
++	     pos = n, n = list_entry(n->member.next, typeof(*n), member))
++
++/**
++ * list_for_each_entry_safe_continue
++ * @pos:	the type * to use as a loop cursor.
++ * @n:		another type * to use as temporary storage
++ * @head:	the head for your list.
++ * @member:	the name of the list_struct within the struct.
++ *
++ * Iterate over list of given type, continuing after current point,
++ * safe against removal of list entry.
++ */
++#define list_for_each_entry_safe_continue(pos, n, head, member) 		\
++	for (pos = list_entry(pos->member.next, typeof(*pos), member), 		\
++		n = list_entry(pos->member.next, typeof(*pos), member);		\
++	     &pos->member != (head);						\
++	     pos = n, n = list_entry(n->member.next, typeof(*n), member))
++
++/**
++ * list_for_each_entry_safe_from
++ * @pos:	the type * to use as a loop cursor.
++ * @n:		another type * to use as temporary storage
++ * @head:	the head for your list.
++ * @member:	the name of the list_struct within the struct.
++ *
++ * Iterate over list of given type from current point, safe against
++ * removal of list entry.
++ */
++#define list_for_each_entry_safe_from(pos, n, head, member) 			\
++	for (n = list_entry(pos->member.next, typeof(*pos), member);		\
++	     &pos->member != (head);						\
++	     pos = n, n = list_entry(n->member.next, typeof(*n), member))
++
++/**
++ * list_for_each_entry_safe_reverse
++ * @pos:	the type * to use as a loop cursor.
++ * @n:		another type * to use as temporary storage
++ * @head:	the head for your list.
++ * @member:	the name of the list_struct within the struct.
++ *
++ * Iterate backwards over list of given type, safe against removal
++ * of list entry.
++ */
++#define list_for_each_entry_safe_reverse(pos, n, head, member)		\
++	for (pos = list_entry((head)->prev, typeof(*pos), member),	\
++		n = list_entry(pos->member.prev, typeof(*pos), member);	\
++	     &pos->member != (head); 					\
++	     pos = n, n = list_entry(n->member.prev, typeof(*n), member))
++
++/*
++ * Double linked lists with a single pointer list head.
++ * Mostly useful for hash tables where the two pointer list head is
++ * too wasteful.
++ * You lose the ability to access the tail in O(1).
++ */
++
++struct hlist_head {
++	struct hlist_node *first;
++};
++
++struct hlist_node {
++	struct hlist_node *next, **pprev;
++};
++
++#define HLIST_HEAD_INIT { .first = NULL }
++#define HLIST_HEAD(name) struct hlist_head name = {  .first = NULL }
++#define INIT_HLIST_HEAD(ptr) ((ptr)->first = NULL)
++static inline void INIT_HLIST_NODE(struct hlist_node *h)
++{
++	h->next = NULL;
++	h->pprev = NULL;
++}
++
++static inline int hlist_unhashed(const struct hlist_node *h)
++{
++	return !h->pprev;
++}
++
++static inline int hlist_empty(const struct hlist_head *h)
++{
++	return !h->first;
++}
++
++static inline void __hlist_del(struct hlist_node *n)
++{
++	struct hlist_node *next = n->next;
++	struct hlist_node **pprev = n->pprev;
++	*pprev = next;
++	if (next)
++		next->pprev = pprev;
++}
++
++static inline void hlist_del(struct hlist_node *n)
++{
++	__hlist_del(n);
++	n->next = NULL;
++	n->pprev = NULL;
++}
++
++static inline void hlist_del_init(struct hlist_node *n)
++{
++	if (!hlist_unhashed(n)) {
++		__hlist_del(n);
++		INIT_HLIST_NODE(n);
++	}
++}
++
++
++static inline void hlist_add_head(struct hlist_node *n, struct hlist_head *h)
++{
++	struct hlist_node *first = h->first;
++	n->next = first;
++	if (first)
++		first->pprev = &n->next;
++	h->first = n;
++	n->pprev = &h->first;
++}
++
++
++/* next must be != NULL */
++static inline void hlist_add_before(struct hlist_node *n,
++					struct hlist_node *next)
++{
++	n->pprev = next->pprev;
++	n->next = next;
++	next->pprev = &n->next;
++	*(n->pprev) = n;
++}
++
++static inline void hlist_add_after(struct hlist_node *n,
++					struct hlist_node *next)
++{
++	next->next = n->next;
++	n->next = next;
++	next->pprev = &n->next;
++
++	if(next->next)
++		next->next->pprev  = &next->next;
++}
++
++#define hlist_entry(ptr, type, member) container_of(ptr,type,member)
++
++#define hlist_for_each(pos, head) \
++	for (pos = (head)->first; pos; pos = pos->next)
++
++#define hlist_for_each_safe(pos, n, head) \
++	for (pos = (head)->first; pos; pos = n)
++
++/**
++ * hlist_for_each_entry	- iterate over list of given type
++ * @tpos:	the type * to use as a loop cursor.
++ * @pos:	the &struct hlist_node to use as a loop cursor.
++ * @head:	the head for your list.
++ * @member:	the name of the hlist_node within the struct.
++ */
++#define hlist_for_each_entry(tpos, pos, head, member)			 \
++	for (pos = (head)->first; pos &&				 \
++		({ tpos = hlist_entry(pos, typeof(*tpos), member); 1;}); \
++	     pos = pos->next)
++
++/**
++ * hlist_for_each_entry_continue - iterate over a hlist continuing after current point
++ * @tpos:	the type * to use as a loop cursor.
++ * @pos:	the &struct hlist_node to use as a loop cursor.
++ * @member:	the name of the hlist_node within the struct.
++ */
++#define hlist_for_each_entry_continue(tpos, pos, member)		\
++	for (pos = (pos)->next; pos &&					\
++	     ({ tpos = hlist_entry(pos, typeof(*tpos), member); 1;});   \
++	     pos = pos->next)
++
++/**
++ * hlist_for_each_entry_from - iterate over a hlist continuing from current point
++ * @tpos:	the type * to use as a loop cursor.
++ * @pos:	the &struct hlist_node to use as a loop cursor.
++ * @member:	the name of the hlist_node within the struct.
++ */
++#define hlist_for_each_entry_from(tpos, pos, member)			 \
++	for (; pos &&			 \
++		({ tpos = hlist_entry(pos, typeof(*tpos), member); 1;}); \
++	     pos = pos->next)
++
++/**
++ * hlist_for_each_entry_safe - iterate over list of given type safe against removal of list entry
++ * @tpos:	the type * to use as a loop cursor.
++ * @pos:	the &struct hlist_node to use as a loop cursor.
++ * @n:		another &struct hlist_node to use as temporary storage
++ * @head:	the head for your list.
++ * @member:	the name of the hlist_node within the struct.
++ */
++#define hlist_for_each_entry_safe(tpos, pos, n, head, member) 		 \
++	for (pos = (head)->first;					 \
++	     pos && ({ n = pos->next; 1; }) && 				 \
++		({ tpos = hlist_entry(pos, typeof(*tpos), member); 1;}); \
++	     pos = n)
++
++#endif
+Index: boa-0.94.13/src/plugin.c
+===================================================================
+--- /dev/null	1970-01-01 00:00:00.000000000 +0000
++++ boa-0.94.13/src/plugin.c	2008-05-27 19:28:21.000000000 +0200
+@@ -0,0 +1,189 @@
++/*
++ * Simple plugin API for boa
++ * Copyright (C) 2008 John Crispin <blogic@openwrt.org>
++ * Copyright (C) 2008 Felix Fietkau <nbd@openwrt.org>
++ *
++ * This program is free software; you can redistribute it and/or modify
++ * it under the terms of the GNU General Public License version 2
++ * as published by the Free Software Foundation.
++ *
++ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
++ */
++
++#include "boa.h"
++#include "list.h"
++#include <dlfcn.h>
++#include <glob.h>
++
++static LIST_HEAD(plugins);
++
++struct httpd_plugin *plugin_lookup(request *req)
++{
++	struct list_head *l;
++	list_for_each(l, &plugins)
++	{
++		struct httpd_plugin *p =
++			container_of(l, struct httpd_plugin, list);
++
++		if (!strncmp(req->request_uri, p->prefix, strlen(p->prefix)))
++			return p;
++	}
++	return NULL;
++}
++
++static int plugin_run(request *req, struct httpd_plugin *p)
++{
++	struct http_context ctx;
++    int child_pid;
++
++	SQUASH_KA(req);
++
++	memset(&ctx, 0, sizeof(ctx));
++	ctx.uri = req->request_uri;
++	switch(req->method) {
++		case M_POST:
++			ctx.request_method = "POST";
++			break;
++		case M_HEAD:
++			ctx.request_method = "HEAD";
++			break;
++		case M_GET:
++			ctx.request_method = "GET";
++			break;
++	}
++	ctx.server_addr = req->local_ip_addr;
++	ctx.server_proto = req->http_version;
++	ctx.query_string = req->query_string;
++	ctx.remote_addr = req->remote_ip_addr;
++	ctx.remote_port = req->remote_port;
++	if (req->method == M_POST) {
++		if (req->content_type)
++			ctx.content_type = req->content_type;
++		else
++			ctx.content_type = default_type;
++		ctx.content_length = req->content_length;
++	}
++#ifdef ACCEPT_ON
++	if (req->accept[0])
++		ctx.http_accept = req->accept;
++#endif
++
++    p->prepare_req(p, &ctx);
++	child_pid = fork();
++
++	switch(child_pid) {
++    case -1:
++        log_error_time();
++        perror("fork");
++        send_r_error(req);
++        return 0;
++
++	case 0:
++        if (dup2(req->fd, STDOUT_FILENO) == -1) {
++            log_error_time();
++            perror("dup2 - fd");
++            _exit(1);
++        }
++        if (set_block_fd(req->fd) == -1) {
++            log_error_time();
++            perror("cgi-fcntl");
++            _exit(1);
++        }
++        if (req->method == M_POST) {
++            dup2(req->read_data_fd, STDIN_FILENO);
++            close(req->read_data_fd);
++            close(req->post_data_fd);
++			set_block_fd(STDIN_FILENO);
++        }
++        close_access_log();
++
++        if (cgi_log_fd)
++            dup2(cgi_log_fd, STDERR_FILENO);
++
++	    p->handle_req(p, &ctx);
++		exit(0);
++        break;
++    }
++
++    return 1;
++}
++
++int plugin_handle(request * req)
++{
++	struct httpd_plugin *p;
++
++	p = plugin_lookup(req);
++	if (!p)
++		return 0;
++
++	return plugin_run(req, p);
++}
++
++static void plugin_load(const char *p, const char *dir)
++{
++	struct httpd_plugin *plugin;
++	void *dl;
++
++	/* ignore directories */
++	if (p[strlen(p) - 1] == '/')
++		return;
++
++	dl = dlopen(p, RTLD_NOW);
++	if (!dl) {
++		fprintf(stderr, "Unable to load plugin '%s': %d\n", p, dlerror());
++		return;
++	}
++
++	plugin = dlsym(dl, "httpd_plugin");
++	if (!plugin)
++		goto error;
++
++	INIT_LIST_HEAD(&plugin->list);
++	plugin->dir = dir;
++
++	if (plugin->init(plugin) != 1)
++		goto error;
++
++	if (!plugin->prefix)
++		goto error_init;
++
++	list_add(&plugin->list, &plugins);
++	return;
++
++error_init:
++	plugin->done(plugin);
++error:
++	fprintf(stderr, "Plugin '%s' failed to initialize\n", p);
++	dlclose(dl);
++}
++
++#define WILDCARD_SUFFIX "/*.so"
++
++int plugin_init(char *path)
++{
++	int buflen = 128;
++	char *plugindir;
++	glob_t g;
++	char *s;
++	int i;
++
++	s = malloc(strlen(path) + sizeof(WILDCARD_SUFFIX) + 1);
++	strcpy(s, path);
++	strcat(s, WILDCARD_SUFFIX);
++	glob(s, GLOB_MARK, NULL, &g);
++	free(s);
++
++	for (i = 0; i < g.gl_pathc; i++)
++		plugin_load(g.gl_pathv[i], path);
++
++	globfree(&g);
++}
++
++
+Index: boa-0.94.13/src/request.c
+===================================================================
+--- boa-0.94.13.orig/src/request.c	2002-07-24 05:03:59.000000000 +0200
++++ boa-0.94.13/src/request.c	2008-05-27 19:28:21.000000000 +0200
+@@ -50,6 +50,7 @@
+         dequeue(&request_free, request_free); /* dequeue the head */
+     } else {
+         req = (request *) malloc(sizeof (request));
++		memset(req, 0, sizeof(request));
+         if (!req) {
+             log_error_time();
+             perror("malloc for new request");
+@@ -603,6 +604,8 @@
+ 
+ int process_header_end(request * req)
+ {
++	int ret;
++
+     if (!req->logline) {
+         send_r_error(req);
+         return 0;
+@@ -630,11 +633,26 @@
+     }
+ 
+     if (req->method == M_POST) {
+-        req->post_data_fd = create_temporary_file(1, NULL, 0);
+-        if (req->post_data_fd == 0)
+-            return(0);
+-        return(1); /* success */
+-    }
++		if (!req->plugin) {
++	        req->post_data_fd = create_temporary_file(1, NULL, 0);
++		} else {
++			int fd[2];
++			if (pipe(&fd[0]) != -1) {
++				req->post_data_fd = fd[1];
++				req->read_data_fd = fd[0];
++				set_nonblock_fd(req->post_data_fd);
++			}
++		}
++		if (req->post_data_fd == 0) {
++			return(0);
++		}
++		if (!req->plugin)
++	        return(1); /* success */
++    }
++
++	ret = plugin_handle(req);
++	if (ret)
++		return ret;
+ 
+     if (req->is_cgi) {
+         return init_cgi(req);
+Index: boa-0.94.13/src/Makefile.in
+===================================================================
+--- boa-0.94.13.orig/src/Makefile.in	2002-03-24 23:20:19.000000000 +0100
++++ boa-0.94.13/src/Makefile.in	2008-05-27 19:28:21.000000000 +0200
+@@ -20,7 +20,7 @@
+ srcdir = @srcdir@
+ VPATH = @srcdir@:@srcdir@/../extras
+ LDFLAGS = @LDFLAGS@
+-LIBS = @LIBS@
++LIBS = @LIBS@ -ldl
+ CFLAGS = @CFLAGS@ -I.
+ 
+ # Change these if necessary
+@@ -32,7 +32,8 @@
+ 
+ SOURCES = alias.c boa.c buffer.c cgi.c cgi_header.c config.c escape.c \
+ 	get.c hash.c ip.c log.c mmap_cache.c pipe.c queue.c read.c \
+-	request.c response.c select.c signals.c util.c sublog.c
++	request.c response.c select.c signals.c util.c sublog.c \
++	plugin.c
+ 
+ OBJS = y.tab.o lex.yy.o $(SOURCES:.c=.o) timestamp.o @STRUTIL@
+ 
+Index: boa-0.94.13/src/boa.h
+===================================================================
+--- boa-0.94.13.orig/src/boa.h	2002-07-26 05:03:44.000000000 +0200
++++ boa-0.94.13/src/boa.h	2008-05-27 19:28:21.000000000 +0200
+@@ -37,6 +37,7 @@
+ #include <fcntl.h>
+ #include <limits.h>             /* OPEN_MAX */
+ #include <setjmp.h>
++#include <stdbool.h>
+ 
+ #include <netdb.h>
+ #include <netinet/in.h>
+@@ -50,6 +51,7 @@
+ #include "compat.h"             /* oh what fun is porting */
+ #include "defines.h"
+ #include "globals.h"
++#include "boa-plugin.h"
+ 
+ /* alias */
+ void add_alias(char *fakename, char *realname, int script);
+@@ -192,4 +194,9 @@
+ /* select */
+ void select_loop(int server_s);
+ 
++/* plugins */
++int plugin_init(char *path);
++int plugin_handle(request * req);
++struct httpd_plugin *plugin_lookup(request *req);
++
+ #endif
+Index: boa-0.94.13/src/config.c
+===================================================================
+--- boa-0.94.13.orig/src/config.c	2002-07-26 05:04:29.000000000 +0200
++++ boa-0.94.13/src/config.c	2008-05-27 19:28:21.000000000 +0200
+@@ -61,6 +61,7 @@
+ char *error_log_name;
+ char *access_log_name;
+ char *cgi_log_name;
++char *plugin_root = NULL;
+ 
+ int use_localtime;
+ 
+@@ -116,6 +117,7 @@
+     {"SinglePostLimit", S1A, c_set_int, &single_post_limit},
+     {"CGIPath", S1A, c_set_string, &cgi_path},
+     {"MaxConnections", S1A, c_set_int, &max_connections},
++    {"PluginRoot", S1A, c_set_string, &plugin_root},
+ };
+ 
+ static void c_set_user(char *v1, char *v2, void *t)
+@@ -323,6 +325,22 @@
+         free(dirmaker);
+         dirmaker = temp;
+     }
++	if (plugin_root) {
++		char *plugin_path = plugin_root;
++		char *next;
++
++		do {
++			next = strchr(plugin_path, ':');
++			if (next) {
++				*next = 0;
++				next++;
++			}
++
++			plugin_init(normalize_path(plugin_path));
++			plugin_path = next;
++		} while (plugin_path);
++		free(plugin_root);
++	}
+ 
+ #if 0
+     if (mime_types) {
+Index: boa-0.94.13/src/alias.c
+===================================================================
+--- boa-0.94.13.orig/src/alias.c	2002-07-28 04:46:52.000000000 +0200
++++ boa-0.94.13/src/alias.c	2008-05-27 19:28:21.000000000 +0200
+@@ -213,6 +213,7 @@
+     uri_len = strlen(req->request_uri);
+ 
+     current = find_alias(req->request_uri, uri_len);
++	req->plugin = !!plugin_lookup(req);
+     if (current) {
+ 
+         if (current->type == SCRIPTALIAS) /* Script */
+@@ -237,7 +238,7 @@
+         }
+ 
+         if (current->type == REDIRECT) { /* Redirect */
+-            if (req->method == M_POST) { /* POST to non-script */
++            if ((req->method == M_POST) && !req->plugin) { /* POST to non-script */
+                 /* it's not a cgi, but we try to POST??? */
+                 send_r_bad_request(req);
+                 return 0;       /* not a script alias, therefore begin filling in data */
+@@ -361,7 +362,7 @@
+         else
+             req->is_cgi = CGI;
+         return 1;
+-    } else if (req->method == M_POST) { /* POST to non-script */
++    } else if ((req->method == M_POST) && !req->plugin) { /* POST to non-script */
+         /* it's not a cgi, but we try to POST??? */
+         send_r_bad_request(req);
+         return 0;
+Index: boa-0.94.13/src/globals.h
+===================================================================
+--- boa-0.94.13.orig/src/globals.h	2002-07-24 05:03:59.000000000 +0200
++++ boa-0.94.13/src/globals.h	2008-05-27 19:28:21.000000000 +0200
+@@ -47,6 +47,7 @@
+ struct request {                /* pending requests */
+     int fd;                     /* client's socket fd */
+     int status;                 /* see #defines.h */
++    bool plugin;
+     time_t time_last;           /* time of last succ. op. */
+     char *pathname;             /* pathname of requested file */
+     int simple;                 /* simple request? */
+@@ -92,6 +93,7 @@
+     char *header_referer;
+ 
+     int post_data_fd;           /* fd for post data tmpfile */
++    int read_data_fd;           /* fd for post data input (plugin) */
+ 
+     char *path_info;            /* env variable */
+     char *path_translated;      /* env variable */
+Index: boa-0.94.13/src/read.c
+===================================================================
+--- boa-0.94.13.orig/src/read.c	2002-03-18 02:53:48.000000000 +0100
++++ boa-0.94.13/src/read.c	2008-05-27 19:28:21.000000000 +0200
+@@ -338,8 +338,11 @@
+ 
+     if (bytes_to_write == 0) {  /* nothing left in buffer to write */
+         req->header_line = req->header_end = req->buffer;
+-        if (req->filepos >= req->filesize)
+-            return init_cgi(req);
++        if (req->filepos >= req->filesize) {
++			if (req->post_data_fd > 0)
++				close(req->post_data_fd);
++	        return init_cgi(req);
++		}
+         /* if here, we can safely assume that there is more to read */
+         req->status = BODY_READ;
+         return 1;
+Index: boa-0.94.13/src/boa-plugin.h
+===================================================================
+--- /dev/null	1970-01-01 00:00:00.000000000 +0000
++++ boa-0.94.13/src/boa-plugin.h	2008-05-27 19:28:21.000000000 +0200
+@@ -0,0 +1,67 @@
++#ifndef _HTTPD_PLUGIN_H__
++#define _HTTPD_PLUGIN_H__
++
++#include "list.h"
++
++/*
++ * Definition for HTTP server plugins
++ *
++ * The context that the plugin is called with for
++ * a single http request. It gets allocated in the
++ * persistent context before prepare_req and freed
++ * there afterwards (still active in the forked
++ * context at handle_req time)
++ */
++struct http_context
++{
++	char *uri;
++	char *request_method;
++	char *server_addr;
++	char *server_proto;
++	char *query_string;
++	char *remote_addr;
++	unsigned int remote_port;
++	char *content_type;
++	char *content_length;
++	char *http_accept;
++
++	void *priv;
++};
++
++/*
++ * the main data structure of httpd plugins.
++ */
++struct httpd_plugin
++{
++	/* used by the web server */
++	struct list_head list;
++
++	/* only page requests matching 'prefix' are passed
++	 * to prepare_req and handle_req */
++	const char *prefix;
++
++	/* directory that the plugin was found in */
++	const char *dir;
++
++	/* initialize the plugin, if the return value is nonzero,
++	 * the plugin will not be used */
++	int (*init)(struct httpd_plugin *);
++
++	/* free all memory associated with the plugin */
++	void (*done)(struct httpd_plugin *);
++
++	/* prepare a page request. this is executed in the main context,
++	 * so pay attention to memory usage. should not print any data
++	 * to stdout */
++	int (*prepare_req)(struct httpd_plugin *, struct http_context *);
++
++	/* handle the request. can print output data to stdout */
++	int (*handle_req)(struct httpd_plugin *, struct http_context *);
++
++	/* pointer for private data structures of the plugin */
++	void *priv;
++};
++
++#define HTTPD_PLUGIN struct httpd_plugin httpd_plugin =
++
++#endif