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-rw-r--r--src/H5Dcontig.c434
1 files changed, 283 insertions, 151 deletions
diff --git a/src/H5Dcontig.c b/src/H5Dcontig.c
index bdb8294..1a3fda5 100644
--- a/src/H5Dcontig.c
+++ b/src/H5Dcontig.c
@@ -45,24 +45,50 @@
#include "H5Pprivate.h" /* Property lists */
#include "H5Vprivate.h" /* Vector and array functions */
+
/****************/
/* Local Macros */
/****************/
+
/******************/
/* Local Typedefs */
/******************/
+
/********************/
/* Local Prototypes */
/********************/
-static herr_t H5D_contig_write(H5D_t *dset, const H5D_dxpl_cache_t *dxpl_cache,
- hid_t dxpl_id, const H5D_storage_t *store, hsize_t offset, size_t size, const void *buf);
+
+/* Layout operation callbacks */
+static herr_t H5D_contig_io_init(const H5D_io_info_t *io_info, const H5D_type_info_t *type_info,
+ hsize_t nelmts, const H5S_t *file_space, const H5S_t *mem_space,
+ H5D_chunk_map_t *cm);
+
+/* Helper routines */
+static herr_t H5D_contig_write_one(H5D_io_info_t *io_info, hsize_t offset,
+ size_t size);
+
/*********************/
/* Package Variables */
/*********************/
+/* Contiguous storage layout I/O ops */
+const H5D_layout_ops_t H5D_LOPS_CONTIG[1] = {{
+ H5D_contig_io_init,
+ H5D_contig_read,
+ H5D_contig_write,
+#ifdef H5_HAVE_PARALLEL
+ H5D_contig_collective_read,
+ H5D_contig_collective_write,
+#endif /* H5_HAVE_PARALLEL */
+ H5D_contig_readvv,
+ H5D_contig_writevv,
+ NULL
+}};
+
+
/*******************/
/* Local Variables */
/*******************/
@@ -73,6 +99,7 @@ H5FL_BLK_DEFINE(sieve_buf);
/* Declare extern the free list to manage blocks of type conversion data */
H5FL_BLK_EXTERN(type_conv);
+
/*-------------------------------------------------------------------------
* Function: H5D_contig_create
@@ -121,7 +148,8 @@ done:
herr_t
H5D_contig_fill(H5D_t *dset, hid_t dxpl_id)
{
- H5D_storage_t store; /* Union of storage info for dataset */
+ H5D_io_info_t ioinfo; /* Dataset I/O info */
+ H5D_storage_t store; /* Union of storage info for dataset */
H5D_dxpl_cache_t _dxpl_cache; /* Data transfer property cache buffer */
H5D_dxpl_cache_t *dxpl_cache = &_dxpl_cache; /* Data transfer property cache */
hssize_t snpoints; /* Number of points in space (for error checking) */
@@ -198,6 +226,9 @@ H5D_contig_fill(H5D_t *dset, hid_t dxpl_id)
/* Start at the beginning of the dataset */
offset = 0;
+ /* Simple setup for dataset I/O info struct */
+ H5D_BUILD_IO_INFO_WRT(&ioinfo, dset, dxpl_cache, my_dxpl_id, &store, fb_info.fill_buf);
+
/*
* Fill the entire current extent with the fill value. We can do
* this quite efficiently by making sure we copy the fill value
@@ -225,7 +256,7 @@ H5D_contig_fill(H5D_t *dset, hid_t dxpl_id)
/* Write the chunks out from only one process */
/* !! Use the internal "independent" DXPL!! -QAK */
if(H5_PAR_META_WRITE == mpi_rank)
- if(H5D_contig_write(dset, dxpl_cache, my_dxpl_id, &store, offset, size, fb_info.fill_buf) < 0)
+ if(H5D_contig_write_one(&ioinfo, offset, size) < 0)
HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "unable to write fill value to dataset")
/* Indicate that blocks are being written */
@@ -234,7 +265,7 @@ H5D_contig_fill(H5D_t *dset, hid_t dxpl_id)
else {
#endif /* H5_HAVE_PARALLEL */
H5_CHECK_OVERFLOW(size, size_t, hsize_t);
- if(H5D_contig_write(dset, dxpl_cache, my_dxpl_id, &store, offset, size, fb_info.fill_buf) < 0)
+ if(H5D_contig_write_one(&ioinfo, offset, size) < 0)
HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "unable to write fill value to dataset")
#ifdef H5_HAVE_PARALLEL
} /* end else */
@@ -324,8 +355,108 @@ H5D_contig_get_addr(const H5D_t *dset)
/*-------------------------------------------------------------------------
+ * Function: H5D_contig_io_init
+ *
+ * Purpose: Performs initialization before any sort of I/O on the raw data
+ *
+ * Return: Non-negative on success/Negative on failure
+ *
+ * Programmer: Quincey Koziol
+ * Thursday, March 20, 2008
+ *
+ *-------------------------------------------------------------------------
+ */
+static herr_t
+H5D_contig_io_init(const H5D_io_info_t *io_info, const H5D_type_info_t UNUSED *type_info,
+ hsize_t UNUSED nelmts, const H5S_t UNUSED *file_space, const H5S_t UNUSED *mem_space,
+ H5D_chunk_map_t UNUSED *cm)
+{
+ FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5D_contig_io_init)
+
+ io_info->store->contig.dset_addr = io_info->dset->shared->layout.u.contig.addr;
+ io_info->store->contig.dset_size = io_info->dset->shared->layout.u.contig.size;
+
+ FUNC_LEAVE_NOAPI(SUCCEED)
+} /* end H5D_contig_io_init() */
+
+
+/*-------------------------------------------------------------------------
+ * Function: H5D_contig_read
+ *
+ * Purpose: Read from a contiguous dataset.
+ *
+ * Return: Non-negative on success/Negative on failure
+ *
+ * Programmer: Raymond Lu
+ * Thursday, April 10, 2003
+ *
+ *-------------------------------------------------------------------------
+ */
+herr_t
+H5D_contig_read(H5D_io_info_t *io_info, const H5D_type_info_t *type_info,
+ hsize_t nelmts, const H5S_t *file_space, const H5S_t *mem_space,
+ H5D_chunk_map_t UNUSED *fm)
+{
+ herr_t ret_value = SUCCEED; /*return value */
+
+ FUNC_ENTER_NOAPI_NOINIT(H5D_contig_read)
+
+ /* Sanity check */
+ HDassert(io_info);
+ HDassert(io_info->u.rbuf);
+ HDassert(type_info);
+ HDassert(mem_space);
+ HDassert(file_space);
+
+ /* Read data */
+ if((io_info->io_ops.single_read)(io_info, type_info, nelmts, file_space, mem_space) < 0)
+ HGOTO_ERROR(H5E_DATASET, H5E_READERROR, FAIL, "contiguous read failed")
+
+done:
+ FUNC_LEAVE_NOAPI(ret_value)
+} /* end H5D_contig_read() */
+
+
+/*-------------------------------------------------------------------------
* Function: H5D_contig_write
*
+ * Purpose: Write to a contiguous dataset.
+ *
+ * Return: Non-negative on success/Negative on failure
+ *
+ * Programmer: Raymond Lu
+ * Thursday, April 10, 2003
+ *
+ *-------------------------------------------------------------------------
+ */
+herr_t
+H5D_contig_write(H5D_io_info_t *io_info, const H5D_type_info_t *type_info,
+ hsize_t nelmts, const H5S_t *file_space, const H5S_t *mem_space,
+ H5D_chunk_map_t UNUSED *fm)
+{
+ herr_t ret_value = SUCCEED; /*return value */
+
+ FUNC_ENTER_NOAPI_NOINIT(H5D_contig_write)
+
+ /* Sanity check */
+ HDassert(io_info);
+ HDassert(io_info->u.wbuf);
+ HDassert(type_info);
+ HDassert(mem_space);
+ HDassert(file_space);
+
+ /* Write data */
+ if((io_info->io_ops.single_write)(io_info, type_info, nelmts, file_space, mem_space) < 0)
+ HGOTO_ERROR(H5E_DATASET, H5E_WRITEERROR, FAIL, "contiguous write failed")
+
+done:
+ FUNC_LEAVE_NOAPI(ret_value)
+} /* end H5D_contig_write() */
+
+
+/*-------------------------------------------------------------------------
+ * Function: H5D_contig_write_one
+ *
* Purpose: Writes some data from a dataset into a buffer.
* The data is contiguous. The address is relative to the base
* address for the file.
@@ -338,34 +469,27 @@ H5D_contig_get_addr(const H5D_t *dset)
*-------------------------------------------------------------------------
*/
static herr_t
-H5D_contig_write(H5D_t *dset, const H5D_dxpl_cache_t *dxpl_cache,
- hid_t dxpl_id, const H5D_storage_t *store,
- hsize_t offset, size_t size, const void *buf)
+H5D_contig_write_one(H5D_io_info_t *io_info, hsize_t offset, size_t size)
{
- H5D_io_info_t io_info; /* Dataset I/O info */
- hsize_t dset_off=offset; /* Offset in dataset */
- size_t dset_len=size; /* Length in dataset */
- size_t dset_curr_seq=0; /* "Current sequence" in dataset */
- hsize_t mem_off=0; /* Offset in memory */
- size_t mem_len=size; /* Length in memory */
- size_t mem_curr_seq=0; /* "Current sequence" in memory */
- herr_t ret_value=SUCCEED; /* Return value */
-
- FUNC_ENTER_NOAPI(H5D_contig_write, FAIL)
-
- assert (dset);
- assert (dxpl_cache);
- assert (store);
- assert (buf);
-
- H5D_BUILD_IO_INFO(&io_info,dset,dxpl_cache,dxpl_id,store);
- if(H5D_contig_writevv(&io_info, (size_t)1, &dset_curr_seq, &dset_len, &dset_off,
- (size_t)1, &mem_curr_seq, &mem_len, &mem_off, (haddr_t)0, NULL, buf) < 0)
+ hsize_t dset_off = offset; /* Offset in dataset */
+ size_t dset_len = size; /* Length in dataset */
+ size_t dset_curr_seq = 0; /* "Current sequence" in dataset */
+ hsize_t mem_off = 0; /* Offset in memory */
+ size_t mem_len = size; /* Length in memory */
+ size_t mem_curr_seq = 0; /* "Current sequence" in memory */
+ herr_t ret_value = SUCCEED; /* Return value */
+
+ FUNC_ENTER_NOAPI_NOINIT(H5D_contig_write_one)
+
+ HDassert(io_info);
+
+ if(H5D_contig_writevv(io_info, (size_t)1, &dset_curr_seq, &dset_len, &dset_off,
+ (size_t)1, &mem_curr_seq, &mem_len, &mem_off) < 0)
HGOTO_ERROR(H5E_IO, H5E_WRITEERROR, FAIL, "vector write failed")
done:
FUNC_LEAVE_NOAPI(ret_value)
-} /* end H5D_contig_write() */
+} /* end H5D_contig_write_one() */
/*-------------------------------------------------------------------------
@@ -389,67 +513,76 @@ done:
ssize_t
H5D_contig_readvv(const H5D_io_info_t *io_info,
size_t dset_max_nseq, size_t *dset_curr_seq, size_t dset_len_arr[], hsize_t dset_offset_arr[],
- size_t mem_max_nseq, size_t *mem_curr_seq, size_t mem_len_arr[], hsize_t mem_offset_arr[],
- haddr_t UNUSED address, void UNUSED *pointer, void *_buf)
+ size_t mem_max_nseq, size_t *mem_curr_seq, size_t mem_len_arr[], hsize_t mem_offset_arr[])
{
H5F_t *file = io_info->dset->oloc.file; /* File for dataset */
- H5D_rdcdc_t *dset_contig=&(io_info->dset->shared->cache.contig); /* Cached information about contiguous data */
- const H5D_contig_storage_t *store_contig=&(io_info->store->contig); /* Contiguous storage info for this I/O operation */
- unsigned char *buf=(unsigned char *)_buf; /* Pointer to buffer to fill */
+ H5D_rdcdc_t *dset_contig = &(io_info->dset->shared->cache.contig); /* Cached information about contiguous data */
+ const H5D_contig_storage_t *store_contig = &(io_info->store->contig); /* Contiguous storage info for this I/O operation */
+ unsigned char *buf = (unsigned char *)io_info->u.rbuf; /* Pointer to buffer to fill */
haddr_t addr; /* Actual address to read */
- size_t total_size=0; /* Total size of sequence in bytes */
+ size_t total_size = 0; /* Total size of sequence in bytes */
size_t size; /* Size of sequence in bytes */
size_t u; /* Counting variable */
size_t v; /* Counting variable */
ssize_t ret_value; /* Return value */
FUNC_ENTER_NOAPI(H5D_contig_readvv, FAIL)
+#ifdef QAK
+HDfprintf(stderr, "%s: dset_max_nseq = %Zu\n", FUNC, dset_max_nseq);
+HDfprintf(stderr, "%s: mem_max_nseq = %Zu\n", FUNC, mem_max_nseq);
+HDfprintf(stderr, "%s: *dset_curr_seq= %Zu\n", FUNC, *dset_curr_seq);
+HDfprintf(stderr, "%s: *mem_curr_seq= %Zu\n", FUNC, *mem_curr_seq);
+for(u = 0; u < dset_max_nseq; u++)
+ HDfprintf(stderr, "%s: dset_len_arr[%Zu] = %Zu, dset_offset_arr[%Zu] = %Hu\n", FUNC, u, dset_len_arr[u], u, dset_offset_arr[u]);
+for(u = 0; u < mem_max_nseq; u++)
+ HDfprintf(stderr, "%s: mem_len_arr[%Zu] = %Zu, mem_offset_arr[%Zu] = %Hu\n", FUNC, u, mem_len_arr[u], u, mem_offset_arr[u]);
+#endif /* QAK */
/* Check args */
- assert(io_info);
- assert(io_info->dset);
- assert(io_info->store);
- assert(buf);
+ HDassert(io_info);
+ HDassert(io_info->dset);
+ HDassert(io_info->store);
+ HDassert(buf);
/* Check if data sieving is enabled */
- if(H5F_HAS_FEATURE(file,H5FD_FEAT_DATA_SIEVE)) {
- haddr_t sieve_start=HADDR_UNDEF, sieve_end=HADDR_UNDEF; /* Start & end locations of sieve buffer */
+ if(H5F_HAS_FEATURE(file, H5FD_FEAT_DATA_SIEVE)) {
+ haddr_t sieve_start = HADDR_UNDEF, sieve_end = HADDR_UNDEF; /* Start & end locations of sieve buffer */
haddr_t contig_end; /* End locations of block to write */
- size_t sieve_size=(size_t)-1; /* size of sieve buffer */
+ size_t sieve_size = (size_t)-1; /* size of sieve buffer */
haddr_t abs_eoa; /* Absolute end of file address */
haddr_t rel_eoa; /* Relative end of file address */
hsize_t max_data; /* Actual maximum size of data to cache */
/* Set offsets in sequence lists */
- u=*dset_curr_seq;
- v=*mem_curr_seq;
+ u = *dset_curr_seq;
+ v = *mem_curr_seq;
/* Stash local copies of these value */
- if(dset_contig->sieve_buf!=NULL) {
- sieve_start=dset_contig->sieve_loc;
- sieve_size=dset_contig->sieve_size;
- sieve_end=sieve_start+sieve_size;
+ if(dset_contig->sieve_buf != NULL) {
+ sieve_start = dset_contig->sieve_loc;
+ sieve_size = dset_contig->sieve_size;
+ sieve_end = sieve_start+sieve_size;
} /* end if */
/* Works through sequences as fast as possible */
- for(; u<dset_max_nseq && v<mem_max_nseq; ) {
+ for(; u < dset_max_nseq && v < mem_max_nseq; ) {
/* Choose smallest buffer to write */
- if(mem_len_arr[v]<dset_len_arr[u])
- size=mem_len_arr[v];
+ if(mem_len_arr[v] < dset_len_arr[u])
+ size = mem_len_arr[v];
else
- size=dset_len_arr[u];
+ size = dset_len_arr[u];
/* Compute offset on disk */
- addr=store_contig->dset_addr+dset_offset_arr[u];
+ addr = store_contig->dset_addr + dset_offset_arr[u];
/* Compute offset in memory */
- buf = (unsigned char *)_buf + mem_offset_arr[v];
+ buf = (unsigned char *)io_info->u.rbuf + mem_offset_arr[v];
/* Check if the sieve buffer is allocated yet */
- if(dset_contig->sieve_buf==NULL) {
+ if(dset_contig->sieve_buf == NULL) {
/* Check if we can actually hold the I/O request in the sieve buffer */
if(size>dset_contig->sieve_buf_size) {
- if (H5F_block_read(file, H5FD_MEM_DRAW, addr, size, io_info->dxpl_id, buf)<0)
+ if(H5F_block_read(file, H5FD_MEM_DRAW, addr, size, io_info->dxpl_id, buf) < 0)
HGOTO_ERROR(H5E_IO, H5E_READERROR, FAIL, "block read failed")
} /* end if */
else {
@@ -465,40 +598,40 @@ H5D_contig_readvv(const H5D_io_info_t *io_info,
HGOTO_ERROR(H5E_FILE, H5E_CANTOPENFILE, FAIL, "unable to determine file size")
/* Adjust absolute EOA address to relative EOA address */
- rel_eoa=abs_eoa-H5F_get_base_addr(file);
+ rel_eoa = abs_eoa - H5F_get_base_addr(file);
/* Set up the buffer parameters */
- max_data=store_contig->dset_size-dset_offset_arr[u];
+ max_data = store_contig->dset_size-dset_offset_arr[u];
/* Compute the size of the sieve buffer */
- H5_ASSIGN_OVERFLOW(dset_contig->sieve_size,MIN3(rel_eoa-dset_contig->sieve_loc,max_data,dset_contig->sieve_buf_size),hsize_t,size_t);
+ H5_ASSIGN_OVERFLOW(dset_contig->sieve_size, MIN3(rel_eoa-dset_contig->sieve_loc, max_data, dset_contig->sieve_buf_size), hsize_t, size_t);
/* Read the new sieve buffer */
- if (H5F_block_read(file, H5FD_MEM_DRAW, dset_contig->sieve_loc, dset_contig->sieve_size, io_info->dxpl_id, dset_contig->sieve_buf)<0)
+ if(H5F_block_read(file, H5FD_MEM_DRAW, dset_contig->sieve_loc, dset_contig->sieve_size, io_info->dxpl_id, dset_contig->sieve_buf) < 0)
HGOTO_ERROR(H5E_IO, H5E_READERROR, FAIL, "block read failed")
/* Grab the data out of the buffer (must be first piece of data in buffer ) */
- HDmemcpy(buf,dset_contig->sieve_buf,size);
+ HDmemcpy(buf, dset_contig->sieve_buf, size);
/* Reset sieve buffer dirty flag */
- dset_contig->sieve_dirty=0;
+ dset_contig->sieve_dirty = 0;
/* Stash local copies of these value */
- sieve_start=dset_contig->sieve_loc;
- sieve_size=dset_contig->sieve_size;
- sieve_end=sieve_start+sieve_size;
+ sieve_start = dset_contig->sieve_loc;
+ sieve_size = dset_contig->sieve_size;
+ sieve_end = sieve_start+sieve_size;
} /* end else */
} /* end if */
else {
/* Compute end of sequence to retrieve */
- contig_end=addr+size-1;
+ contig_end = addr + size - 1;
/* If entire read is within the sieve buffer, read it from the buffer */
if(addr>=sieve_start && contig_end<sieve_end) {
unsigned char *base_sieve_buf=dset_contig->sieve_buf+(addr-sieve_start);
/* Grab the data out of the buffer */
- HDmemcpy(buf,base_sieve_buf,size);
+ HDmemcpy(buf, base_sieve_buf, size);
} /* end if */
/* Entire request is not within this data sieve buffer */
else {
@@ -510,16 +643,16 @@ H5D_contig_readvv(const H5D_io_info_t *io_info,
/* Flush the sieve buffer, if it's dirty */
if(dset_contig->sieve_dirty) {
/* Write to file */
- if (H5F_block_write(file, H5FD_MEM_DRAW, sieve_start, sieve_size, io_info->dxpl_id, dset_contig->sieve_buf)<0)
+ if(H5F_block_write(file, H5FD_MEM_DRAW, sieve_start, sieve_size, io_info->dxpl_id, dset_contig->sieve_buf) < 0)
HGOTO_ERROR(H5E_IO, H5E_WRITEERROR, FAIL, "block write failed")
/* Reset sieve buffer dirty flag */
- dset_contig->sieve_dirty=0;
+ dset_contig->sieve_dirty = 0;
} /* end if */
} /* end if */
/* Read directly into the user's buffer */
- if (H5F_block_read(file, H5FD_MEM_DRAW, addr, size, io_info->dxpl_id, buf)<0)
+ if(H5F_block_read(file, H5FD_MEM_DRAW, addr, size, io_info->dxpl_id, buf) < 0)
HGOTO_ERROR(H5E_IO, H5E_READERROR, FAIL, "block read failed")
} /* end if */
/* Element size fits within the buffer size */
@@ -561,72 +694,72 @@ H5D_contig_readvv(const H5D_io_info_t *io_info,
HGOTO_ERROR(H5E_IO, H5E_READERROR, FAIL, "block read failed")
/* Grab the data out of the buffer (must be first piece of data in buffer ) */
- HDmemcpy(buf,dset_contig->sieve_buf,size);
+ HDmemcpy(buf, dset_contig->sieve_buf, size);
/* Reset sieve buffer dirty flag */
- dset_contig->sieve_dirty=0;
+ dset_contig->sieve_dirty = 0;
} /* end else */
} /* end else */
} /* end else */
/* Update memory information */
- mem_len_arr[v]-=size;
- mem_offset_arr[v]+=size;
- if(mem_len_arr[v]==0)
+ mem_len_arr[v] -= size;
+ mem_offset_arr[v] += size;
+ if(mem_len_arr[v] == 0)
v++;
/* Update file information */
- dset_len_arr[u]-=size;
- dset_offset_arr[u]+=size;
- if(dset_len_arr[u]==0)
+ dset_len_arr[u] -= size;
+ dset_offset_arr[u] += size;
+ if(dset_len_arr[u] == 0)
u++;
/* Increment number of bytes copied */
- total_size+=size;
+ total_size += size;
} /* end for */
} /* end if */
else {
/* Work through all the sequences */
- for(u=*dset_curr_seq, v=*mem_curr_seq; u<dset_max_nseq && v<mem_max_nseq; ) {
+ for(u = *dset_curr_seq, v = *mem_curr_seq; u < dset_max_nseq && v < mem_max_nseq; ) {
/* Choose smallest buffer to write */
- if(mem_len_arr[v]<dset_len_arr[u])
- size=mem_len_arr[v];
+ if(mem_len_arr[v] < dset_len_arr[u])
+ size = mem_len_arr[v];
else
- size=dset_len_arr[u];
+ size = dset_len_arr[u];
/* Compute offset on disk */
- addr=store_contig->dset_addr+dset_offset_arr[u];
+ addr = store_contig->dset_addr + dset_offset_arr[u];
/* Compute offset in memory */
- buf = (unsigned char *)_buf + mem_offset_arr[v];
+ buf = (unsigned char *)io_info->u.rbuf + mem_offset_arr[v];
/* Write data */
- if (H5F_block_read(file, H5FD_MEM_DRAW, addr, size, io_info->dxpl_id, buf)<0)
+ if(H5F_block_read(file, H5FD_MEM_DRAW, addr, size, io_info->dxpl_id, buf) < 0)
HGOTO_ERROR(H5E_IO, H5E_WRITEERROR, FAIL, "block write failed")
/* Update memory information */
- mem_len_arr[v]-=size;
- mem_offset_arr[v]+=size;
- if(mem_len_arr[v]==0)
+ mem_len_arr[v] -= size;
+ mem_offset_arr[v] += size;
+ if(mem_len_arr[v] == 0)
v++;
/* Update file information */
- dset_len_arr[u]-=size;
- dset_offset_arr[u]+=size;
- if(dset_len_arr[u]==0)
+ dset_len_arr[u] -= size;
+ dset_offset_arr[u] += size;
+ if(dset_len_arr[u] == 0)
u++;
/* Increment number of bytes copied */
- total_size+=size;
+ total_size += size;
} /* end for */
} /* end else */
/* Update current sequence vectors */
- *dset_curr_seq=u;
- *mem_curr_seq=v;
+ *dset_curr_seq = u;
+ *mem_curr_seq = v;
/* Set return value */
- H5_ASSIGN_OVERFLOW(ret_value,total_size,size_t,ssize_t);
+ H5_ASSIGN_OVERFLOW(ret_value, total_size, size_t, ssize_t);
done:
FUNC_LEAVE_NOAPI(ret_value)
@@ -654,15 +787,14 @@ done:
ssize_t
H5D_contig_writevv(const H5D_io_info_t *io_info,
size_t dset_max_nseq, size_t *dset_curr_seq, size_t dset_len_arr[], hsize_t dset_offset_arr[],
- size_t mem_max_nseq, size_t *mem_curr_seq, size_t mem_len_arr[], hsize_t mem_offset_arr[],
- haddr_t UNUSED address, void UNUSED *pointer, const void *_buf)
+ size_t mem_max_nseq, size_t *mem_curr_seq, size_t mem_len_arr[], hsize_t mem_offset_arr[])
{
H5F_t *file = io_info->dset->oloc.file; /* File for dataset */
- H5D_rdcdc_t *dset_contig=&(io_info->dset->shared->cache.contig); /* Cached information about contiguous data */
- const H5D_contig_storage_t *store_contig=&(io_info->store->contig); /* Contiguous storage info for this I/O operation */
- const unsigned char *buf=(const unsigned char *)_buf; /* Pointer to buffer to fill */
+ H5D_rdcdc_t *dset_contig = &(io_info->dset->shared->cache.contig); /* Cached information about contiguous data */
+ const H5D_contig_storage_t *store_contig = &(io_info->store->contig); /* Contiguous storage info for this I/O operation */
+ const unsigned char *buf = (const unsigned char *)io_info->u.wbuf; /* Pointer to buffer to fill */
haddr_t addr; /* Actual address to read */
- size_t total_size=0; /* Size of sequence in bytes */
+ size_t total_size = 0; /* Size of sequence in bytes */
size_t size; /* Size of sequence in bytes */
size_t u; /* Counting variable */
size_t v; /* Counting variable */
@@ -671,10 +803,10 @@ H5D_contig_writevv(const H5D_io_info_t *io_info,
FUNC_ENTER_NOAPI(H5D_contig_writevv, FAIL)
/* Check args */
- assert(io_info);
- assert(io_info->dset);
- assert(io_info->store);
- assert(buf);
+ HDassert(io_info);
+ HDassert(io_info->dset);
+ HDassert(io_info->store);
+ HDassert(buf);
/* Check if data sieving is enabled */
if(H5F_HAS_FEATURE(file,H5FD_FEAT_DATA_SIEVE)) {
@@ -708,18 +840,18 @@ H5D_contig_writevv(const H5D_io_info_t *io_info,
addr=store_contig->dset_addr+dset_offset_arr[u];
/* Compute offset in memory */
- buf = (const unsigned char *)_buf + mem_offset_arr[v];
+ buf = (const unsigned char *)io_info->u.wbuf + mem_offset_arr[v];
/* No data sieve buffer yet, go allocate one */
if(dset_contig->sieve_buf==NULL) {
/* Check if we can actually hold the I/O request in the sieve buffer */
if(size>dset_contig->sieve_buf_size) {
- if (H5F_block_write(file, H5FD_MEM_DRAW, addr, size, io_info->dxpl_id, buf)<0)
+ if(H5F_block_write(file, H5FD_MEM_DRAW, addr, size, io_info->dxpl_id, buf) < 0)
HGOTO_ERROR(H5E_IO, H5E_WRITEERROR, FAIL, "block write failed")
} /* end if */
else {
/* Allocate room for the data sieve buffer */
- if (NULL==(dset_contig->sieve_buf=H5FL_BLK_MALLOC(sieve_buf,dset_contig->sieve_buf_size)))
+ if(NULL == (dset_contig->sieve_buf = H5FL_BLK_MALLOC(sieve_buf, dset_contig->sieve_buf_size)))
HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed")
#ifdef H5_CLEAR_MEMORY
if(dset_contig->sieve_size > size)
@@ -750,15 +882,15 @@ if(dset_contig->sieve_size > size)
} /* end if */
/* Grab the data out of the buffer (must be first piece of data in buffer ) */
- HDmemcpy(dset_contig->sieve_buf,buf,size);
+ HDmemcpy(dset_contig->sieve_buf, buf, size);
/* Set sieve buffer dirty flag */
- dset_contig->sieve_dirty=1;
+ dset_contig->sieve_dirty = 1;
/* Stash local copies of these values */
- sieve_start=dset_contig->sieve_loc;
- sieve_size=dset_contig->sieve_size;
- sieve_end=sieve_start+sieve_size;
+ sieve_start = dset_contig->sieve_loc;
+ sieve_size = dset_contig->sieve_size;
+ sieve_end = sieve_start + sieve_size;
} /* end else */
} /* end if */
else {
@@ -767,13 +899,13 @@ if(dset_contig->sieve_size > size)
/* If entire write is within the sieve buffer, write it to the buffer */
if(addr>=sieve_start && contig_end<sieve_end) {
- unsigned char *base_sieve_buf=dset_contig->sieve_buf+(addr-sieve_start);
+ unsigned char *base_sieve_buf = dset_contig->sieve_buf + (addr - sieve_start);
/* Put the data into the sieve buffer */
- HDmemcpy(base_sieve_buf,buf,size);
+ HDmemcpy(base_sieve_buf, buf, size);
/* Set sieve buffer dirty flag */
- dset_contig->sieve_dirty=1;
+ dset_contig->sieve_dirty = 1;
} /* end if */
/* Entire request is not within this data sieve buffer */
else {
@@ -798,7 +930,7 @@ if(dset_contig->sieve_size > size)
} /* end if */
/* Write directly from the user's buffer */
- if (H5F_block_write(file, H5FD_MEM_DRAW, addr, size, io_info->dxpl_id, buf)<0)
+ if(H5F_block_write(file, H5FD_MEM_DRAW, addr, size, io_info->dxpl_id, buf) < 0)
HGOTO_ERROR(H5E_IO, H5E_WRITEERROR, FAIL, "block write failed")
} /* end if */
/* Element size fits within the buffer size */
@@ -808,30 +940,30 @@ if(dset_contig->sieve_size > size)
(size+sieve_size)<=dset_contig->sieve_buf_size &&
dset_contig->sieve_dirty) {
/* Prepend to existing sieve buffer */
- if((addr+size)==sieve_start) {
+ if((addr + size) == sieve_start) {
/* Move existing sieve information to correct location */
- HDmemmove(dset_contig->sieve_buf+size,dset_contig->sieve_buf,dset_contig->sieve_size);
+ HDmemmove(dset_contig->sieve_buf + size, dset_contig->sieve_buf, dset_contig->sieve_size);
/* Copy in new information (must be first in sieve buffer) */
- HDmemcpy(dset_contig->sieve_buf,buf,size);
+ HDmemcpy(dset_contig->sieve_buf, buf, size);
/* Adjust sieve location */
- dset_contig->sieve_loc=addr;
+ dset_contig->sieve_loc = addr;
} /* end if */
/* Append to existing sieve buffer */
else {
/* Copy in new information */
- HDmemcpy(dset_contig->sieve_buf+sieve_size,buf,size);
+ HDmemcpy(dset_contig->sieve_buf + sieve_size, buf, size);
} /* end else */
/* Adjust sieve size */
dset_contig->sieve_size += size;
/* Update local copies of sieve information */
- sieve_start=dset_contig->sieve_loc;
- sieve_size=dset_contig->sieve_size;
- sieve_end=sieve_start+sieve_size;
+ sieve_start = dset_contig->sieve_loc;
+ sieve_size = dset_contig->sieve_size;
+ sieve_end = sieve_start + sieve_size;
} /* end if */
/* Can't add the new data onto the existing sieve buffer */
else {
@@ -875,73 +1007,73 @@ if(dset_contig->sieve_size > size)
} /* end if */
/* Grab the data out of the buffer (must be first piece of data in buffer ) */
- HDmemcpy(dset_contig->sieve_buf,buf,size);
+ HDmemcpy(dset_contig->sieve_buf, buf, size);
/* Set sieve buffer dirty flag */
- dset_contig->sieve_dirty=1;
+ dset_contig->sieve_dirty = 1;
} /* end else */
} /* end else */
} /* end else */
} /* end else */
/* Update memory information */
- mem_len_arr[v]-=size;
- mem_offset_arr[v]+=size;
- if(mem_len_arr[v]==0)
+ mem_len_arr[v] -= size;
+ mem_offset_arr[v] += size;
+ if(mem_len_arr[v] == 0)
v++;
/* Update file information */
- dset_len_arr[u]-=size;
- dset_offset_arr[u]+=size;
- if(dset_len_arr[u]==0)
+ dset_len_arr[u] -= size;
+ dset_offset_arr[u] += size;
+ if(dset_len_arr[u] == 0)
u++;
/* Increment number of bytes copied */
- total_size+=size;
+ total_size += size;
} /* end for */
} /* end if */
else {
/* Work through all the sequences */
- for(u=*dset_curr_seq, v=*mem_curr_seq; u<dset_max_nseq && v<mem_max_nseq; ) {
+ for(u = *dset_curr_seq, v = *mem_curr_seq; u < dset_max_nseq && v < mem_max_nseq; ) {
/* Choose smallest buffer to write */
- if(mem_len_arr[v]<dset_len_arr[u])
- size=mem_len_arr[v];
+ if(mem_len_arr[v] < dset_len_arr[u])
+ size = mem_len_arr[v];
else
- size=dset_len_arr[u];
+ size = dset_len_arr[u];
/* Compute offset on disk */
- addr=store_contig->dset_addr+dset_offset_arr[u];
+ addr = store_contig->dset_addr + dset_offset_arr[u];
/* Compute offset in memory */
- buf = (const unsigned char *)_buf + mem_offset_arr[v];
+ buf = (const unsigned char *)io_info->u.wbuf + mem_offset_arr[v];
/* Write data */
- if (H5F_block_write(file, H5FD_MEM_DRAW, addr, size, io_info->dxpl_id, buf)<0)
+ if(H5F_block_write(file, H5FD_MEM_DRAW, addr, size, io_info->dxpl_id, buf) < 0)
HGOTO_ERROR(H5E_IO, H5E_WRITEERROR, FAIL, "block write failed")
/* Update memory information */
- mem_len_arr[v]-=size;
- mem_offset_arr[v]+=size;
- if(mem_len_arr[v]==0)
+ mem_len_arr[v] -= size;
+ mem_offset_arr[v] += size;
+ if(mem_len_arr[v] == 0)
v++;
/* Update file information */
- dset_len_arr[u]-=size;
- dset_offset_arr[u]+=size;
- if(dset_len_arr[u]==0)
+ dset_len_arr[u] -= size;
+ dset_offset_arr[u] += size;
+ if(dset_len_arr[u] == 0)
u++;
/* Increment number of bytes copied */
- total_size+=size;
+ total_size += size;
} /* end for */
} /* end else */
/* Update current sequence vectors */
- *dset_curr_seq=u;
- *mem_curr_seq=v;
+ *dset_curr_seq = u;
+ *mem_curr_seq = v;
/* Set return value */
- H5_ASSIGN_OVERFLOW(ret_value,total_size,size_t,ssize_t);
+ H5_ASSIGN_OVERFLOW(ret_value, total_size, size_t, ssize_t);
done:
FUNC_LEAVE_NOAPI(ret_value)