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- /*
- *******************************************************************************
- * *
- * COPYRIGHT: *
- * (C) Copyright International Business Machines Corporation, 1999 *
- * Licensed Material - Program-Property of IBM - All Rights Reserved. *
- * US Government Users Restricted Rights - Use, duplication, or disclosure *
- * restricted by GSA ADP Schedule Contract with IBM Corp. *
- * *
- *******************************************************************************
- *
- * File uscanf.h
- *
- * Modification History:
- *
- * Date Name Description
- * 12/02/98 stephen Creation.
- * 03/13/99 stephen Modified for new C API.
- *******************************************************************************
- */
-
- #ifndef USCANF_H
- #define USCANF_H
-
- #include "ustdio.h"
- #include "ufmt_cmn.h"
-
- /**
- * Struct encapsulating a single uscanf format specification.
- */
- struct u_scanf_spec_info {
- UChar fSpec; /* Format specification */
-
- int32_t fWidth; /* Width */
-
- UChar fPadChar; /* Padding character */
-
- bool_t fIsLongDouble; /* L flag */
- bool_t fIsShort; /* h flag */
- bool_t fIsLong; /* l flag */
- bool_t fIsLongLong; /* ll flag */
- };
- typedef struct u_scanf_spec_info u_scanf_spec_info;
-
- /**
- * A u_scanf info function.
- * A u_scanf info is reponsible for reporting to u_scanf how many
- * arguments are required for the <TT>u_scanf_spec_info</TT> <TT>info</TT>,
- * and what their types are.
- * @param info A pointer to a <TT>uscan_info</TT> struct containing
- * information on the format specification.
- * @param argtypes The array to receive the types of arguments specified
- * by <TT>info</TT>.
- * @param n The number of available slots in the array <TT>argtypes</TT>
- * @return The number of arguments required by <TT>info</TT>.
- */
- typedef int32_t (*u_scanf_info) (const u_scanf_spec_info *info,
- int32_t *argtypes,
- int32_t n);
-
- /**
- * A u_scanf handler function.
- * A u_scanf handler is responsible for handling a single u_scanf
- * format specification, for example 'd' or 's'.
- * @param stream The UFILE to which to write output.
- * @param info A pointer to a <TT>u_scanf_spec_info</TT> struct containing
- * information on the format specification.
- * @param args A pointer to the argument data
- * @param fmt A pointer to the first character in the format string
- * following the spec.
- * @param consumed On output, set to the number of characters consumed
- * in <TT>fmt</TT>.
- * @return The number of arguments converted and assigned, or -1 if an
- * error occurred.
- */
- typedef int32_t (*u_scanf_handler) (UFILE *stream,
- const u_scanf_spec_info *info,
- ufmt_args *args,
- const UChar *fmt,
- int32_t *consumed);
-
- /**
- * Register a u_scanf handler function with u_scanf.
- * @param spec The format specififier handled by the handler <TT>func</TT>.
- * @param nfo A pointer to the <TT>u_scanf_info</TT> function used
- * to determine how many arguments are required for <TT>spec</TT>, and
- * what their types are.
- * @param handler A pointer to the <TT>u_scanf_handler</TT> function.
- * @return 0 if successful
- */
- int32_t
- u_scanf_register_handler (UChar spec,
- u_scanf_info info,
- u_scanf_handler handler);
-
- #endif
-
-