eccodes/src/grib_vdarray.cc

124 lines
3.3 KiB
C++

/*
* (C) Copyright 2005- ECMWF.
*
* This software is licensed under the terms of the Apache Licence Version 2.0
* which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
*
* In applying this licence, ECMWF does not waive the privileges and immunities granted to it by
* virtue of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
*/
#include "grib_api_internal.h"
// For debugging purposes
void grib_vdarray_print(const char* title, const grib_vdarray* vdarray)
{
size_t i = 0;
char text[100] = {0,};
Assert(vdarray);
printf("%s: vdarray.n=%zu\n", title, vdarray->n);
for (i = 0; i < vdarray->n; i++) {
snprintf(text, sizeof(text), " vdarray->v[%zu]", i);
grib_darray_print(text, vdarray->v[i]);
}
printf("\n");
}
grib_vdarray* grib_vdarray_new(grib_context* c, size_t size, size_t incsize)
{
grib_vdarray* v = NULL;
if (!c)
c = grib_context_get_default();
v = (grib_vdarray*)grib_context_malloc_clear(c, sizeof(grib_vdarray));
if (!v) {
grib_context_log(c, GRIB_LOG_ERROR,
"%s: Unable to allocate %zu bytes", __func__, sizeof(grib_vdarray));
return NULL;
}
v->size = size;
v->n = 0;
v->incsize = incsize;
v->context = c;
v->v = (grib_darray**)grib_context_malloc_clear(c, sizeof(grib_darray*) * size);
if (!v->v) {
grib_context_log(c, GRIB_LOG_ERROR,
"%s: Unable to allocate %zu bytes", __func__, sizeof(grib_darray*) * size);
return NULL;
}
return v;
}
static grib_vdarray* grib_vdarray_resize(grib_vdarray* v)
{
const size_t newsize = v->incsize + v->size;
grib_context* c = v->context;
if (!c)
c = grib_context_get_default();
v->v = (grib_darray**)grib_context_realloc(c, v->v, newsize * sizeof(grib_darray*));
v->size = newsize;
if (!v->v) {
grib_context_log(c, GRIB_LOG_ERROR,
"%s: Unable to allocate %lu bytes\n", __func__, sizeof(grib_darray*) * newsize);
return NULL;
}
return v;
}
grib_vdarray* grib_vdarray_push(grib_context* c, grib_vdarray* v, grib_darray* val)
{
size_t start_size = 100;
size_t start_incsize = 100;
if (!v)
v = grib_vdarray_new(c, start_size, start_incsize);
if (v->n >= v->size)
v = grib_vdarray_resize(v);
v->v[v->n] = val;
v->n++;
return v;
}
void grib_vdarray_delete(grib_context* c, grib_vdarray* v)
{
if (!v)
return;
if (!c)
c = grib_context_get_default();
if (v->v) {
grib_context_free(c, v->v);
}
grib_context_free(c, v);
}
void grib_vdarray_delete_content(grib_context* c, grib_vdarray* v)
{
size_t i = 0;
if (!v || !v->v)
return;
if (!c)
c = grib_context_get_default();
for (i = 0; i < v->n; i++) {
grib_darray_delete(c, v->v[i]);
v->v[i] = 0;
}
v->n = 0;
}
// grib_darray** grib_vdarray_get_array(grib_context* c, grib_vdarray* v)
// {
// grib_darray** ret;
// size_t i = 0;
// if (!v)
// return NULL;
// ret = (grib_darray**)grib_context_malloc_clear(c, sizeof(grib_darray*) * v->n);
// for (i = 0; i < v->n; i++)
// ret[i] = v->v[i];
// return ret;
// }
size_t grib_vdarray_used_size(grib_vdarray* v)
{
return v->n;
}