*
* Floating point read/write functions.
*
- * Copyright (c) 2010 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ * Copyright 2010 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
*
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
*
- * This library 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
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
*
* Reference: ISO C99 standard 5.2.4
*/
};
void _ctf_float_copy(struct stream_pos *destp,
- const struct type_class_float *dest_class,
+ const struct type_float *dest_type,
struct stream_pos *srcp,
- const struct type_class_float *src_class)
+ const struct type_float *src_type)
{
uint8_t sign;
int64_t exp;
uint64_t mantissa;
/* Read */
- if (src->byte_order == LITTLE_ENDIAN) {
- mantissa = ctf_uint_read(srcp, src_class->mantissa);
- exp = ctf_int_read(srcp, src_class->exp);
- sign = ctf_uint_read(srcp, src_class->sign);
+ if (src_type->byte_order == LITTLE_ENDIAN) {
+ mantissa = ctf_uint_read(srcp, src_type->mantissa);
+ exp = ctf_int_read(srcp, src_type->exp);
+ sign = ctf_uint_read(srcp, src_type->sign);
} else {
- sign = ctf_uint_read(srcp, src_class->sign);
- exp = ctf_int_read(srcp, src_class->exp);
- mantissa = ctf_uint_read(srcp, src_class->mantissa);
+ sign = ctf_uint_read(srcp, src_type->sign);
+ exp = ctf_int_read(srcp, src_type->exp);
+ mantissa = ctf_uint_read(srcp, src_type->mantissa);
}
/* Write */
- if (dest->byte_order == LITTLE_ENDIAN) {
- ctf_uint_write(destp, dest_class->mantissa, mantissa);
- ctf_int_write(destp, dest_class->exp, exp);
- ctf_uint_write(destp, dest_class->sign, sign);
+ if (dest_type->byte_order == LITTLE_ENDIAN) {
+ ctf_uint_write(destp, dest_type->mantissa, mantissa);
+ ctf_int_write(destp, dest_type->exp, exp);
+ ctf_uint_write(destp, dest_type->sign, sign);
} else {
- ctf_uint_write(destp, dest_class->sign, sign);
- ctf_int_write(destp, dest_class->exp, exp);
- ctf_uint_write(destp, dest_class->mantissa, mantissa);
+ ctf_uint_write(destp, dest_type->sign, sign);
+ ctf_int_write(destp, dest_type->exp, exp);
+ ctf_uint_write(destp, dest_type->mantissa, mantissa);
}
}
void ctf_float_copy(struct stream_pos *dest, struct stream_pos *src,
- const struct type_class_float *float_class)
+ const struct type_float *float_type)
{
- align_pos(src, float_class->p.alignment);
- align_pos(dest, float_class->p.alignment);
- _ctf_float_copy(dest, float_class, src, float_class);
+ align_pos(src, float_type->p.alignment);
+ align_pos(dest, float_type->p.alignment);
+ _ctf_float_copy(dest, float_type, src, float_type);
}
double ctf_double_read(struct stream_pos *srcp,
- const struct type_class_float *float_class)
+ const struct type_float *float_type)
{
union doubleIEEE754 u;
- struct ctf_float *dest_class = float_type_new(NULL,
+ struct type_float *dest_type = float_type_new(NULL,
DBL_MANT_DIG,
sizeof(double) * CHAR_BIT - DBL_MANT_DIG,
BYTE_ORDER,
__alignof__(double));
struct stream_pos destp;
- align_pos(srcp, float_class->p.alignment);
- init_pos(&destp, &u.bits);
- _ctf_float_copy(&destp, dest_class, srcp, float_class);
- float_type_free(dest_class);
+ align_pos(srcp, float_type->p.alignment);
+ init_pos(&destp, (char *) u.bits);
+ _ctf_float_copy(&destp, dest_type, srcp, float_type);
+ type_unref(&dest_type->p);
return u.v;
}
void ctf_double_write(struct stream_pos *destp,
- const struct type_class_float *float_class,
+ const struct type_float *float_type,
double v)
{
union doubleIEEE754 u;
- struct ctf_float *src_class = float_type_new(NULL,
+ struct type_float *src_type = float_type_new(NULL,
DBL_MANT_DIG,
sizeof(double) * CHAR_BIT - DBL_MANT_DIG,
BYTE_ORDER,
struct stream_pos srcp;
u.v = v;
- align_pos(destp, float_class->p.alignment);
- init_pos(&srcp, &u.bits);
- _ctf_float_copy(destp, float_class, &srcp, src_class);
- float_type_free(src_class);
+ align_pos(destp, float_type->p.alignment);
+ init_pos(&srcp, (char *) u.bits);
+ _ctf_float_copy(destp, float_type, &srcp, src_type);
+ type_unref(&src_type->p);
}
long double ctf_ldouble_read(struct stream_pos *srcp,
- const struct type_class_float *float_class)
+ const struct type_float *float_type)
{
union ldoubleIEEE754 u;
- struct ctf_float *dest_class = float_type_new(NULL,
+ struct type_float *dest_type = float_type_new(NULL,
LDBL_MANT_DIG,
sizeof(long double) * CHAR_BIT - LDBL_MANT_DIG,
BYTE_ORDER,
__alignof__(long double));
struct stream_pos destp;
- align_pos(srcp, float_class->p.alignment);
- init_pos(&destp, &u.bits);
- _ctf_float_copy(&destp, dest_class, srcp, float_class);
- float_type_free(dest_class);
+ align_pos(srcp, float_type->p.alignment);
+ init_pos(&destp, (char *) u.bits);
+ _ctf_float_copy(&destp, dest_type, srcp, float_type);
+ type_unref(&dest_type->p);
return u.v;
}
void ctf_ldouble_write(struct stream_pos *destp,
- const struct type_class_float *float_class,
+ const struct type_float *float_type,
long double v)
{
union ldoubleIEEE754 u;
- struct ctf_float *src_class = float_type_new(NULL,
+ struct type_float *src_type = float_type_new(NULL,
LDBL_MANT_DIG,
sizeof(long double) * CHAR_BIT - LDBL_MANT_DIG,
BYTE_ORDER,
struct stream_pos srcp;
u.v = v;
- align_pos(destp, float_class->p.alignment);
- init_pos(&srcp, &u.bits);
- _ctf_float_copy(destp, float_class, &srcp, src_class);
- float_type_free(src_class);
+ align_pos(destp, float_type->p.alignment);
+ init_pos(&srcp, (char *) u.bits);
+ _ctf_float_copy(destp, float_type, &srcp, src_type);
+ type_unref(&src_type->p);
}