From 39e75777f480d626de759a6a62bf57d3ef184a66 Mon Sep 17 00:00:00 2001
From: Perry Werneck <perry.werneck@gmail.com>
Date: Fri, 8 Nov 2019 14:28:39 -0300
Subject: [PATCH] Adjustments on charset API.

---
 src/core/charset/charset.c    |  6 +++++-
 src/core/charset/getset.c     |  4 ----
 src/include/lib3270/charset.h | 14 ++++++++++++++
 3 files changed, 19 insertions(+), 5 deletions(-)

diff --git a/src/core/charset/charset.c b/src/core/charset/charset.c
index ab3252c..0e58084 100644
--- a/src/core/charset/charset.c
+++ b/src/core/charset/charset.c
@@ -271,7 +271,11 @@ LIB3270_EXPORT int lib3270_set_host_charset(H3270 *hSession, const char *name)
 		}
 	}
 
-	return ENOENT;
+	return errno = EINVAL;
 
 }
 
+LIB3270_EXPORT const char * lib3270_get_host_charset(const H3270 *hSession)
+{
+	return hSession->charset.host;
+}
diff --git a/src/core/charset/getset.c b/src/core/charset/getset.c
index d198eef..65b3de0 100644
--- a/src/core/charset/getset.c
+++ b/src/core/charset/getset.c
@@ -53,8 +53,4 @@ LIB3270_EXPORT const char * lib3270_get_display_charset(const H3270 *hSession)
 	return hSession->charset.display ? hSession->charset.display : "ISO-8859-1";
 }
 
-LIB3270_EXPORT const char * lib3270_get_host_charset(const H3270 *hSession)
-{
-	return hSession->charset.host;
-}
 
diff --git a/src/include/lib3270/charset.h b/src/include/lib3270/charset.h
index deeebf3..d8e005c 100644
--- a/src/include/lib3270/charset.h
+++ b/src/include/lib3270/charset.h
@@ -61,7 +61,19 @@
 		BOTH
 	} lib3270_remap_scope;
 
+	/**
+	 * @brief Set host charset.
+	 *
+	 * @param hSession	Session Handle.
+	 * @param name		Charset name (us, bracket, cp500) or NULL to lib3270's default.
+	 *
+	 * @return 0 if ok, error code if not.
+	 *
+	 * @retval EINVAL	Invalid charset name.
+	 *
+	 */
 	LIB3270_EXPORT int			  lib3270_set_host_charset(H3270 *hSession, const char *name);
+
 	LIB3270_EXPORT const char	* lib3270_get_host_charset(const H3270 *hSession);
 	LIB3270_EXPORT void 		  lib3270_reset_charset(H3270 *hSession, const char * host, const char * display, unsigned long cgcsgid);
 
@@ -75,6 +87,8 @@
 	 * @param id	The character definition (id or 0x[code]).
 	 *
 	 * @return Character code if ok, 0 if not (sets errno).
+	 *
+	 * @retval EINVAL	Invalid character id.
 	 */
 	LIB3270_EXPORT unsigned short lib3270_translate_char(const char *id);
 
--
libgit2 0.21.2