text: #ifndef RNA_CORE_H
  #define RNA_CORE_H
  
  #include <cuda_runtime.h>
  
  typedef enum {
      RNA_STATUS_SUCCESS = 0,
      RNA_STATUS_WARP_FAILED = 1,
      RNA_STATUS_GRADS_BLANK_FAILED = 2,
      RNA_STATUS_GRADS_LABEL_FAILED = 3,
      RNA_STATUS_COSTS_FAILED = 4
  } rnaStatus_t;
  
  #ifdef __cplusplus
  #include <cstddef>
  extern "C" {
  #endif
  
  rnaStatus_t run_warp_rna(cudaStream_t stream, unsigned int *counts, float *alphas, float *betas,
                           const int *labels, const float *log_probs, float *grads, float *costs,
                           const int *xn, const int *yn, int N, int T, int S, int U, int V, int blank);
  
  #ifdef __cplusplus
  }
  #endif
  
  #endif //RNA_CORE_H
  