/**
 * \file gammu-inifile.h
 * \author Michal Čihař
 *
 * INI files manipulation.
 */
#ifndef __gammu_inifile_h
#define __gammu_inifile_h

#ifdef	__cplusplus
extern "C" {
#endif

#include <gammu-types.h>
#include <gammu-error.h>
/**
 * \defgroup INI INI files
 * These functions parse ini file and make them available in easily
 * accessable manner.
 *
 * File format is standard ini file, comments are both # and ;.
 */

/**
 * Private structure holding information INI entry.
 * \ingroup INI
 */
typedef struct _INI_Entry INI_Entry;

/**
 * Private structure holding information INI section.
 * \ingroup INI
 */
typedef struct _INI_Section INI_Section;

/**
 * Structure used to save value for single key in INI style file
 * \ingroup INI
 * \todo This should be probably private.
 */
struct _INI_Entry {
	INI_Entry *Next, *Prev;
	unsigned char *EntryName;
	unsigned char *EntryValue;
};

/**
 * Structure used to save section in INI style file
 * \ingroup INI
 * \todo This should be probably private.
 */
struct _INI_Section {
	INI_Section *Next, *Prev;
	INI_Entry *SubEntries;
	unsigned char *SectionName;
};

/**
 * Free INI data.
 *
 * \ingroup INI
 *
 * \param head INI section data.
 */
void INI_Free(INI_Section * head);

/**
 * Reads INI data.
 *
 * \ingroup INI
 *
 * \param FileName File to read.
 * \param Unicode Whether file shoul be treated like unicode.
 * \param result Pointer where file will be read.
 *
 * \return Error code
 */
GSM_Error INI_ReadFile(const char *FileName, gboolean Unicode,
		       INI_Section ** result);

/**
 * Returns pointer to last INI entry of given section.
 *
 * \ingroup INI
 *
 * \param file_info File data as returned by \ref INI_ReadFile.
 * \param section Section to scan.
 * \param Unicode Whether file is unicode.
 *
 * \return Last entry in section.
 *
 * \bug Unicode should be part of file_info.
 */
INI_Entry *INI_FindLastSectionEntry(INI_Section * file_info,
				    const unsigned char *section,
				    const gboolean Unicode);

/**
 * Returns value of INI file entry.
 *
 * \ingroup INI
 *
 * \param file_info File data as returned by \ref INI_ReadFile.
 * \param section Section to scan.
 * \param key Name of key to read.
 * \param Unicode Whether file is unicode.
 *
 * \return Entry value.
 *
 * \bug Unicode should be part of file_info.
 */
unsigned char *INI_GetValue(INI_Section * file_info,
			    const unsigned char *section,
			    const unsigned char *key, const gboolean Unicode);

/**
 * Returns integer value from configuration. The file is automatically
 * handled as not unicode.
 *
 * \param cfg File data as returned by \ref INI_ReadFile.
 * \param section Section to scan.
 * \param key Name of key to read.
 * \param fallback Fallback value.
 *
 * \return Key value or fallback in case of failure.
 */
int INI_GetInt(INI_Section *cfg,
	const unsigned char *section,
	const unsigned char *key,
	int fallback);

/**
 * Returns boolean value from configuration. The file is automatically
 * handled as not unicode.
 *
 * \param cfg File data as returned by \ref INI_ReadFile.
 * \param section Section to scan.
 * \param key Name of key to read.
 * \param fallback Fallback value.
 *
 * \return Key value or fallback in case of failure.
 */
gboolean INI_GetBool(INI_Section *cfg,
	const unsigned char *section,
	const unsigned char *key,
	gboolean fallback);


/**
 * Converts value to boolean.
 *
 * It just takes the string and checks whether there is true/yes/t/y/1
 * or false/no/f/n/0.
 *
 * \ingroup INI
 *
 * \param value String to parse.
 *
 * \return Boolean value, -1 on failure.
 */
gboolean GSM_StringToBool(const char *value);

#ifdef	__cplusplus
}
#endif
#endif

/* Editor configuration
 * vim: noexpandtab sw=8 ts=8 sts=8 tw=72:
 */