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/*
*
* AT chat library with GLib integration
*
* Copyright (C) 2008-2010 Intel Corporation. All rights reserved.
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#ifndef __GATSYNTAX_H
#define __GATSYNTAX_H
#ifdef __cplusplus
extern "C" {
#endif
enum _GAtSyntaxExpectHint {
G_AT_SYNTAX_EXPECT_PDU,
G_AT_SYNTAX_EXPECT_MULTILINE,
G_AT_SYNTAX_EXPECT_PROMPT
};
typedef enum _GAtSyntaxExpectHint GAtSyntaxExpectHint;
enum _GAtSyntaxResult {
G_AT_SYNTAX_RESULT_UNRECOGNIZED,
G_AT_SYNTAX_RESULT_UNSURE,
G_AT_SYNTAX_RESULT_LINE,
G_AT_SYNTAX_RESULT_MULTILINE,
G_AT_SYNTAX_RESULT_PDU,
G_AT_SYNTAX_RESULT_PROMPT,
};
typedef enum _GAtSyntaxResult GAtSyntaxResult;
typedef struct _GAtSyntax GAtSyntax;
typedef void (*GAtSyntaxSetHintFunc)(GAtSyntax *syntax,
GAtSyntaxExpectHint hint);
typedef GAtSyntaxResult (*GAtSyntaxFeedFunc)(GAtSyntax *syntax,
const char *bytes, gsize *len);
struct _GAtSyntax {
gint ref_count;
int state;
GAtSyntaxSetHintFunc set_hint;
GAtSyntaxFeedFunc feed;
};
GAtSyntax *g_at_syntax_new_full(GAtSyntaxFeedFunc feed,
GAtSyntaxSetHintFunc hint,
int initial_state);
/* This syntax implements very strict checking of 27.007 standard, which means
* it might not work with a majority of modems. However, it does handle echo
* properly and can be used to detect a modem's deviations from the relevant
* standards.
*/
GAtSyntax *g_at_syntax_new_gsmv1();
/* This syntax implements an extremely lax parser that can handle a variety
* of modems. Unfortunately it does not deal with echo at all, so echo must
* be explicitly turned off before using the parser
*/
GAtSyntax *g_at_syntax_new_gsm_permissive();
GAtSyntax *g_at_syntax_ref(GAtSyntax *syntax);
void g_at_syntax_unref(GAtSyntax *syntax);
#ifdef __cplusplus
}
#endif
#endif /* __GATSYNTAX_H */
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