From cb170d2e7adc54242f43bf8bab9a56f1dc5f2b2b Mon Sep 17 00:00:00 2001
From: hyung-hwan <hyunghwan.chung@gmail.com>
Date: Mon, 16 Sep 2013 11:03:44 +0000
Subject: [PATCH] add QSE_XLI_PAIRXTNSIZE and qse_xli_getpairxtn()

---
 qse/include/qse/xli/xli.h |  8 +++++++-
 qse/lib/xli/xli.c         | 17 +++++++++++++++--
 qse/lib/xli/xli.h         |  3 ++-
 3 files changed, 24 insertions(+), 4 deletions(-)

diff --git a/qse/include/qse/xli/xli.h b/qse/include/qse/xli/xli.h
index 60e628a7..823b96b8 100644
--- a/qse/include/qse/xli/xli.h
+++ b/qse/include/qse/xli/xli.h
@@ -72,7 +72,8 @@ typedef const qse_char_t* (*qse_xli_errstr_t) (
 
 enum qse_xli_opt_t
 {
-	QSE_XLI_TRAIT
+	QSE_XLI_TRAIT,
+	QSE_XLI_PAIRXTNSIZE
 };
 typedef enum qse_xli_opt_t qse_xli_opt_t;
 
@@ -499,6 +500,11 @@ QSE_EXPORT void qse_xli_freemem (
 	void*      ptr
 );
 
+QSE_EXPORT void* qse_xli_getpairxtn (
+	qse_xli_t*        xli,
+	qse_xli_pair_t*   pair
+);
+
 QSE_EXPORT qse_xli_pair_t* qse_xli_insertpair (
 	qse_xli_t*        xli,
 	qse_xli_list_t*   list,
diff --git a/qse/lib/xli/xli.c b/qse/lib/xli/xli.c
index ebf98f84..91862fc4 100644
--- a/qse/lib/xli/xli.c
+++ b/qse/lib/xli/xli.c
@@ -109,6 +109,10 @@ int qse_xli_setopt (qse_xli_t* xli, qse_xli_opt_t id, const void* value)
 		case QSE_XLI_TRAIT:
 			xli->opt.trait = *(const int*)value;
 			return 0;
+
+		case QSE_XLI_PAIRXTNSIZE:
+			xli->opt.pair_xtnsize = *(const qse_size_t*)value;	
+			return 0;
 	}
 
 	qse_xli_seterrnum (xli, QSE_XLI_EINVAL, QSE_NULL);
@@ -122,6 +126,10 @@ int qse_xli_getopt (qse_xli_t* xli, qse_xli_opt_t  id, void* value)
 		case QSE_XLI_TRAIT:
 			*(int*)value = xli->opt.trait;
 			return 0;
+
+		case QSE_XLI_PAIRXTNSIZE:
+			*(qse_size_t*)value = xli->opt.pair_xtnsize;
+			return 0;
 	};
 
 	qse_xli_seterrnum (xli, QSE_XLI_EINVAL, QSE_NULL);
@@ -214,12 +222,12 @@ static qse_xli_pair_t* insert_pair (
 	alen = alias? alias->len: 0;
 
 	pair = qse_xli_callocmem (xli, 
-		QSE_SIZEOF(*pair) + 
+		QSE_SIZEOF(*pair) + xli->opt.pair_xtnsize +
 		((key->len + 1) * QSE_SIZEOF(*key->ptr)) + 
 		((alen + 1) * QSE_SIZEOF(*alias->ptr)));
 	if (pair == QSE_NULL) return QSE_NULL;
 
-	kptr = (qse_char_t*)(pair + 1);
+	kptr = (qse_char_t*)((qse_uint8_t*)(pair + 1) + xli->opt.pair_xtnsize);
 	qse_strcpy (kptr, key->ptr);
 
 	pair->type = QSE_XLI_PAIR;
@@ -236,6 +244,11 @@ static qse_xli_pair_t* insert_pair (
 	return pair;
 }
 
+void* qse_xli_getpairxtn (qse_xli_t* xli, qse_xli_pair_t* pair)
+{
+	return (void*)(pair + 1);
+}
+
 qse_xli_pair_t* qse_xli_insertpair (
 	qse_xli_t* xli, qse_xli_list_t* parent, qse_xli_atom_t* peer,
 	const qse_char_t* key, const qse_char_t* alias, qse_xli_val_t* value)
diff --git a/qse/lib/xli/xli.h b/qse/lib/xli/xli.h
index 57499bd6..722cdaea 100644
--- a/qse/lib/xli/xli.h
+++ b/qse/lib/xli/xli.h
@@ -54,7 +54,8 @@ struct qse_xli_t
 
 	struct
 	{
-		int  trait;          
+		int trait;          
+		qse_size_t pair_xtnsize;
 	} opt;
 
 	qse_xli_ecb_t* ecb;