int rfio_read (int s, void *ptr, int size);
DESCRIPTIONrfio_read reads in the file and store in ptr, a pointer to the memory location in which to place the information, size bytes, using the descriptor s generated by a previous rfio_open.
RETURN VALUEThis routine returns -1 if the operation failed or the number of bytes actually read. In case of failure, serrno is set appropriately.
- s is not a valid descriptor.
- Host unknown.
- Service unknown.
- Timed out.
- Version ID mismatch.
- Connection closed by remote end.
- Communication error.
- Host did not return error number.
AUTHORLCG Grid Deployment Team