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//
// Created by dch on 28/02/18.
//
#include "ismrmrd/ismrmrd.h"
#include "ismrmrd/waveform.h"
#ifdef __cplusplus
#include <cstring>
#include <cstdlib>
#include <cstdio>
#else
/* C99 compiler */
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include <ismrmrd/version.h>
#endif /* __cplusplus */
#ifdef __cplusplus
namespace ISMRMRD {
extern "C" {
#endif
int ismrmrd_make_consistent_waveform(ISMRMRD_Waveform *wav) {
size_t data_size;
data_size = ismrmrd_size_of_waveform_data(wav);
if (data_size > 0) {
uint32_t *newPtr = (uint32_t *) (realloc(wav->data, data_size));
if (newPtr == NULL) {
return ISMRMRD_PUSH_ERR(ISMRMRD_MEMORYERROR,
"Failed to realloc acquisition data array");
}
wav->data = newPtr;
}
return ISMRMRD_NOERROR;
}
int ismrmrd_size_of_waveform_data(const ISMRMRD_Waveform *wav) {
return wav->head.channels * wav->head.number_of_samples * sizeof(uint32_t);
}
ISMRMRD_Waveform *ismrmrd_create_waveform() {
ISMRMRD_Waveform *wav = (ISMRMRD_Waveform *) malloc(sizeof(ISMRMRD_Waveform));
if (wav == NULL) {
ISMRMRD_PUSH_ERR(ISMRMRD_MEMORYERROR, "Failed to malloc new ISMRMRD_Waveform.");
return NULL;
}
if (ismrmrd_init_waveform(wav) != ISMRMRD_NOERROR) {
ISMRMRD_PUSH_ERR(ISMRMRD_RUNTIMEERROR, "Failed to initialize waveform.");
return NULL;
}
return wav;
}
int ismrmrd_init_waveformheader(ISMRMRD_WaveformHeader *hdr) {
memset(hdr, 0, sizeof(ISMRMRD_WaveformHeader));
hdr->channels = 1;
hdr->version = ISMRMRD_VERSION_MAJOR;
return ISMRMRD_NOERROR;
}
int ismrmrd_init_waveform(ISMRMRD_Waveform *wav) {
ismrmrd_init_waveformheader(&wav->head);
wav->data = NULL;
return ISMRMRD_NOERROR;
}
int ismrmrd_copy_waveform(ISMRMRD_Waveform *dest, const ISMRMRD_Waveform *src) {
if (src == NULL) {
return ISMRMRD_PUSH_ERR(ISMRMRD_RUNTIMEERROR, "Source pointer should not NULL.");
}
if (dest == NULL) {
return ISMRMRD_PUSH_ERR(ISMRMRD_RUNTIMEERROR, "Destination pointer should not NULL.");
}
memcpy(&dest->head, &src->head, sizeof(ISMRMRD_WaveformHeader));
ismrmrd_make_consistent_waveform(dest);
memcpy(dest->data, src->data, ismrmrd_size_of_waveform_data(src));
return ISMRMRD_NOERROR;
}
int ismrmrd_free_waveform(ISMRMRD_Waveform* wav) {
if (wav == NULL) {
return ISMRMRD_PUSH_ERR(ISMRMRD_RUNTIMEERROR, "Pointer should not be NULL.");
}
free(wav->data);
free(wav);
return ISMRMRD_NOERROR;
}
#ifdef __cplusplus
}
}
#endif
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