106 #if defined(SIZEOF_LONG_LONG) 149 #if defined(HAVE_MPI) 468 #if defined(HAVE_MPI) 497 #if defined(HAVE_MPI) 512 #if defined(HAVE_MPI) 541 MPI_Comm *block_comm,
633 #if defined(HAVE_MPI) 665 size_t buf_block_size,
void cs_file_get_default_access(cs_file_mode_t mode, cs_file_access_t *method, MPI_Info *hints)
Get the default options for file access.
Definition: cs_file.c:2845
void cs_file_set_mpi_io_positionning(cs_file_mpi_positionning_t positionning)
Set the positionning method for MPI-IO.
Definition: cs_file.c:3218
size_t cs_file_write_block_buffer(cs_file_t *f, void *buf, size_t size, size_t stride, cs_gnum_t global_num_start, cs_gnum_t global_num_end)
Write data to a file, each associated process providing a contiguous part of this data...
Definition: cs_file.c:2514
unsigned long cs_gnum_t
global mesh entity number
Definition: cs_defs.h:280
void cs_file_set_swap_endian(cs_file_t *f, int swap)
Set a file's byte-swapping behavior.
Definition: cs_file.c:2046
char ** cs_file_listdir(const char *path)
List files inside a directory.
Definition: cs_file.c:3701
struct _cs_file_serializer_t cs_file_serializer_t
Definition: cs_file.h:59
void cs_file_defaults_info(void)
Print information on default options for file access.
Definition: cs_file.c:3230
cs_file_serializer_t * cs_file_serializer_create(size_t size, size_t stride, cs_gnum_t global_num_start, cs_gnum_t global_num_end, size_t buf_block_size, void *buf, MPI_Comm comm)
Create a cs_file_serializer_t structure.
Definition: cs_file.c:3336
void cs_file_serializer_destroy(cs_file_serializer_t **s)
Destroy a cs_file_serializer_t structure.
Definition: cs_file.c:3368
void cs_file_get_default_comm(int *block_rank_step, int *block_min_size, MPI_Comm *block_comm, MPI_Comm *comm)
Get default MPI communicator values for file access.
Definition: cs_file.c:3007
void * cs_file_serializer_advance(cs_file_serializer_t *s, cs_gnum_t cur_range[2])
Advance a cs_file_serializer_t structure.
Definition: cs_file.c:3401
cs_file_seek_t
seek semantics (third argument of cs_file_seek)
Definition: cs_file.h:74
int cs_file_get_swap_endian(const cs_file_t *f)
Return a file's byte-swapping behavior.
Definition: cs_file.c:2029
void cs_file_free_defaults(void)
Free the default options for file access.
Definition: cs_file.c:2799
size_t cs_file_write_block(cs_file_t *f, const void *buf, size_t size, size_t stride, cs_gnum_t global_num_start, cs_gnum_t global_num_end)
Write data to a file, each associated process providing a contiguous part of this data...
Definition: cs_file.c:2414
size_t cs_file_read_block(cs_file_t *f, void *buf, size_t size, size_t stride, cs_gnum_t global_num_start, cs_gnum_t global_num_end)
Read data to a buffer, distributing a contiguous part of it to each process associated with a file...
Definition: cs_file.c:2298
cs_file_t * cs_file_open(const char *name, cs_file_mode_t mode, cs_file_access_t method, MPI_Info hints, MPI_Comm block_comm, MPI_Comm comm)
Create a file descriptor and open the associated file.
Definition: cs_file.c:1785
#define BEGIN_C_DECLS
Definition: cs_defs.h:448
int cs_file_isdir(const char *path)
Check if a directory exists.
Definition: cs_file.c:3654
Definition: cs_file.h:100
cs_file_mpi_positionning_t
MPI-IO positionning methods.
Definition: cs_file.h:97
cs_file_t * cs_file_free(cs_file_t *f)
Destroy a file descriptor and close the associated file.
Definition: cs_file.c:1949
void cs_file_dump(const cs_file_t *f)
Dump the metadata of a file structure in human readable form.
Definition: cs_file.c:2747
cs_file_mode_t
File acces modes.
Definition: cs_file.h:64
#define MPI_Info
Definition: cs_defs.h:88
MPI_Comm cs_file_block_comm(int block_rank_step, MPI_Comm comm)
Create an MPI communicator for distributed block parallel IO.
Definition: cs_file.c:3128
const char * cs_file_get_name(const cs_file_t *f)
Return a file's name.
Definition: cs_file.c:1978
const char * cs_file_access_name[]
Definition: cs_file.c:280
long long cs_file_off_t
Definition: cs_file.h:107
int cs_file_mkdir_default(const char *path)
Create a new directory using default permissions.
Definition: cs_file.c:3533
int cs_file_remove(const char *path)
Remove a file if it exists and is a regular file.
Definition: cs_file.c:3812
int cs_file_seek(cs_file_t *f, cs_file_off_t offset, cs_file_seek_t whence)
Update the file pointer according to whence.
Definition: cs_file.c:2617
size_t cs_file_write_global(cs_file_t *f, const void *buf, size_t size, size_t ni)
Write global data to a file.
Definition: cs_file.c:2168
cs_file_off_t cs_file_size(const char *path)
Return the size of a file.
Definition: cs_file.c:3760
int cs_file_isreg(const char *path)
Check if a file exists and is a regular file.
Definition: cs_file.c:3608
cs_file_access_t
Shared file access methods.
Definition: cs_file.h:84
size_t cs_file_read_global(cs_file_t *f, void *buf, size_t size, size_t ni)
Read global data from a file, distributing it to all processes associated with that file...
Definition: cs_file.c:2070
cs_file_off_t cs_file_tell(cs_file_t *f)
Return the position of the file pointer.
Definition: cs_file.c:2706
#define END_C_DECLS
Definition: cs_defs.h:449
struct _cs_file_t cs_file_t
Definition: cs_file.h:54
cs_file_mpi_positionning_t cs_file_get_mpi_io_positionning(void)
Get the positionning method for MPI-IO.
Definition: cs_file.c:3194
const char * cs_file_mpi_positionning_name[]
Definition: cs_file.c:290
cs_file_t * cs_file_open_default(const char *name, cs_file_mode_t mode)
Create a file descriptor and open the associated file, using the default file communicator and access...
Definition: cs_file.c:1903
void cs_file_set_default_comm(int block_rank_step, int block_min_size, MPI_Comm comm)
Set default MPI communicator values for file access.
Definition: cs_file.c:3070
void cs_file_set_default_access(cs_file_mode_t mode, cs_file_access_t method, MPI_Info hints)
Set the default options for file access.
Definition: cs_file.c:2911
void cs_file_set_big_endian(cs_file_t *f)
Ensure that data is read or written in big-endian (network standard) format.
Definition: cs_file.c:1995