variant_double.c File Reference

#include <sys/resource.h>
#include <stdlib.h>
#include <stdio.h>
#include <fcntl.h>
#include <math.h>
#include <amxc_variant_priv.h>

Go to the source code of this file.

Functions
static int	variant_double_to_string (amxc_var_t *const dest, const amxc_var_t *const src)
static int	variant_double_to_int8 (amxc_var_t *const dest, const amxc_var_t *const src)
static int	variant_double_to_int16 (amxc_var_t *const dest, const amxc_var_t *const src)
static int	variant_double_to_int32 (amxc_var_t *const dest, const amxc_var_t *const src)
static int	variant_double_to_int64 (amxc_var_t *const dest, const amxc_var_t *const src)
static int	variant_double_to_uint8 (amxc_var_t *const dest, const amxc_var_t *const src)
static int	variant_double_to_uint16 (amxc_var_t *const dest, const amxc_var_t *const src)
static int	variant_double_to_uint32 (amxc_var_t *const dest, const amxc_var_t *const src)
static int	variant_double_to_uint64 (amxc_var_t *const dest, const amxc_var_t *const src)
static int	variant_double_to_float (amxc_var_t *const dest, const amxc_var_t *const src)
static int	variant_double_to_bool (amxc_var_t *const dest, const amxc_var_t *const src)
static int	variant_double_convert_to (amxc_var_t *const dest, const amxc_var_t *const src)
static int	variant_double_compare (const amxc_var_t *const lval, const amxc_var_t *const rval, int *const result)
static CONSTRUCTOR void	amxc_var_double_init (void)
static DESTRUCTOR void	amxc_var_double_cleanup (void)
int	amxc_var_set_double (amxc_var_t *var, double val)
	Setter helper function. More...
double	amxc_var_get_double (const amxc_var_t *var)
	Conversion helper function. More...
double	amxc_var_get_const_double (const amxc_var_t *const var)
	Conversion helper function. More...
amxc_var_t *	amxc_var_add_new_double (amxc_var_t *const var, double val)
	Conversion helper function. More...
amxc_var_t *	amxc_var_add_new_key_double (amxc_var_t *const var, const char *key, double val)
	Conversion helper function. More...

Variables
static amxc_var_type_t	amxc_variant_double

Function Documentation

amxc_var_double_cleanup()

static DESTRUCTOR void amxc_var_double_cleanup ( void  )

static

Definition at line 296 of file variant_double.c.

                                                     {
    amxc_var_remove_type(&amxc_variant_double);
}

amxc_var_double_init()

static CONSTRUCTOR void amxc_var_double_init ( void  )

static

Definition at line 292 of file variant_double.c.

                                                   {
    amxc_var_add_type(&amxc_variant_double, AMXC_VAR_ID_DOUBLE);
}

variant_double_compare()

static int variant_double_compare ( const amxc_var_t *const  lval, const amxc_var_t *const  rval, int *const  result  )

static

Definition at line 262 of file variant_double.c.

                                                     {
    if(lval->data.d == rval->data.d) {
        *result = 0;
    } else if(lval->data.d > rval->data.d) {
        *result = 1;
    } else {
        *result = -1;
    }
    return 0;
}

variant_double_convert_to()

static int variant_double_convert_to ( amxc_var_t *const  dest, const amxc_var_t *const  src  )

static

Definition at line 220 of file variant_double.c.

                                                                  {
    int retval = -1;
 
    amxc_var_convert_fn_t convfn[AMXC_VAR_ID_CUSTOM_BASE] = {
        amxc_var_default_convert_to_null,
        variant_double_to_string,
        variant_double_to_int8,
        variant_double_to_int16,
        variant_double_to_int32,
        variant_double_to_int64,
        variant_double_to_uint8,
        variant_double_to_uint16,
        variant_double_to_uint32,
        variant_double_to_uint64,
        variant_double_to_float,
        amxc_var_default_copy,
        variant_double_to_bool,
        amxc_var_default_convert_to_list,
        amxc_var_default_convert_to_htable,
        NULL,
        NULL,
        variant_double_to_string,
        variant_double_to_string,
        amxc_var_default_copy,
    };
 
    if(dest->type_id >= AMXC_VAR_ID_CUSTOM_BASE) {
        goto exit;
    }
 
    if(convfn[dest->type_id] != NULL) {
        if(dest->type_id == AMXC_VAR_ID_ANY) {
            amxc_var_set_type(dest, AMXC_VAR_ID_DOUBLE);
        }
        retval = convfn[dest->type_id](dest, src);
    }
 
exit:
    return retval;
}

variant_double_to_bool()

static int variant_double_to_bool ( amxc_var_t *const  dest, const amxc_var_t *const  src  )

static

Definition at line 209 of file variant_double.c.

                                                               {
    int retval = -1;
 
    dest->data.b = src->data.d == 0 ? false : true;
 
    retval = 0;
 
    return retval;
}

variant_double_to_float()

static int variant_double_to_float ( amxc_var_t *const  dest, const amxc_var_t *const  src  )

static

Definition at line 198 of file variant_double.c.

                                                                {
    int retval = -1;
 
    dest->data.f = (float) src->data.d;
 
    retval = 0;
 
    return retval;
}

variant_double_to_int16()

static int variant_double_to_int16 ( amxc_var_t *const  dest, const amxc_var_t *const  src  )

static

Definition at line 100 of file variant_double.c.

                                                                {
    int retval = -1;
 
    /* verify overflow or underflow */
    when_true(src->data.d > INT16_MAX || src->data.d < INT16_MIN, exit);
 
    dest->data.i16 = (int16_t) src->data.d;
    retval = 0;
 
exit:
    return retval;
}

variant_double_to_int32()

static int variant_double_to_int32 ( amxc_var_t *const  dest, const amxc_var_t *const  src  )

static

Definition at line 114 of file variant_double.c.

                                                                {
    int retval = -1;
 
    /* verify overflow or underflow */
    when_true(src->data.d > INT32_MAX || src->data.d < INT32_MIN, exit);
 
    dest->data.i32 = (int32_t) src->data.d;
    retval = 0;
 
exit:
    return retval;
}

variant_double_to_int64()

static int variant_double_to_int64 ( amxc_var_t *const  dest, const amxc_var_t *const  src  )

static

Definition at line 128 of file variant_double.c.

                                                                {
    int retval = -1;
 
    /* verify overflow or underflow */
    when_true(src->data.d > INT64_MAX || src->data.d < INT64_MIN, exit);
 
    dest->data.i64 = (int64_t) src->data.d;
    retval = 0;
 
exit:
    return retval;
}

variant_double_to_int8()

static int variant_double_to_int8 ( amxc_var_t *const  dest, const amxc_var_t *const  src  )

static

Definition at line 86 of file variant_double.c.

                                                               {
    int retval = -1;
 
    /* verify overflow or underflow */
    when_true(src->data.d > INT8_MAX || src->data.d < INT8_MIN, exit);
 
    dest->data.i8 = (int8_t) src->data.d;
    retval = 0;
 
exit:
    return retval;
}

variant_double_to_string()

static int variant_double_to_string ( amxc_var_t *const  dest, const amxc_var_t *const  src  )

static

Definition at line 64 of file variant_double.c.

                                                                 {
    int retval = -1;
    int check = 0;
    int size_needed = snprintf(NULL, 0, "%f", src->data.d);
    dest->data.s = (char*) calloc(size_needed + 1, sizeof(char));
 
    when_null(dest->data.s, exit);
 
    check = snprintf(dest->data.s, size_needed + 1, "%f", src->data.d);
    if(check < 0) {
        free(dest->data.s);
        dest->data.s = NULL;
        goto exit;
    }
 
    retval = 0;
 
exit:
    return retval;
}

variant_double_to_uint16()

static int variant_double_to_uint16 ( amxc_var_t *const  dest, const amxc_var_t *const  src  )

static

Definition at line 156 of file variant_double.c.

                                                                 {
    int retval = -1;
 
    /* verify overflow or underflow */
    when_true(fabs(src->data.d) > UINT16_MAX, exit);
 
    dest->data.ui16 = (uint16_t) fabs(src->data.d);
    retval = 0;
 
exit:
    return retval;
}

variant_double_to_uint32()

static int variant_double_to_uint32 ( amxc_var_t *const  dest, const amxc_var_t *const  src  )

static

Definition at line 170 of file variant_double.c.

                                                                 {
    int retval = -1;
 
    /* verify overflow or underflow */
    when_true(fabs(src->data.d) > UINT32_MAX, exit);
 
    dest->data.ui32 = (uint32_t) fabs(src->data.d);
    retval = 0;
 
exit:
    return retval;
}

variant_double_to_uint64()

static int variant_double_to_uint64 ( amxc_var_t *const  dest, const amxc_var_t *const  src  )

static

Definition at line 184 of file variant_double.c.

                                                                 {
    int retval = -1;
 
    /* verify overflow or underflow */
    when_true(fabs(src->data.d) > UINT64_MAX, exit);
 
    dest->data.ui64 = (uint64_t) fabs(src->data.d);
    retval = 0;
 
exit:
    return retval;
}

variant_double_to_uint8()

static int variant_double_to_uint8 ( amxc_var_t *const  dest, const amxc_var_t *const  src  )

static

Definition at line 142 of file variant_double.c.

                                                                {
    int retval = -1;
 
    /* verify overflow or underflow */
    when_true(fabs(src->data.d) > UINT8_MAX, exit);
 
    dest->data.ui8 = (uint8_t) fabs(src->data.d);
    retval = 0;
 
exit:
    return retval;
}

Variable Documentation

amxc_variant_double

amxc_var_type_t amxc_variant_double

static

Initial value:

= {
    .init = NULL,
    .del = NULL,
    .copy = amxc_var_default_copy,
    .move = amxc_var_default_move,
    .convert_from = NULL,
    .convert_to = variant_double_convert_to,
    .compare = variant_double_compare,
    .get_key = NULL,
    .set_key = NULL,
    .get_index = NULL,
    .set_index = NULL,
    .type_id = 0,
    .hit = { .ait = NULL, .key = NULL, .next = NULL },
    .name = AMXC_VAR_NAME_DOUBLE
}

Definition at line 275 of file variant_double.c.