Merge remote-tracking branch 'origin/develop' into pio_update

1 files changed, 92 insertions, 100 deletions

diff --git a/src/H5Zscaleoffset.c b/src/H5Zscaleoffset.c
index 7bdc283..83f170e 100644
--- a/src/H5Zscaleoffset.c
+++ b/src/H5Zscaleoffset.c
@@ -36,55 +36,55 @@ enum H5Z_scaleoffset_t {t_bad=0, t_uchar=1, t_ushort, t_uint, t_ulong, t_ulong_l
                            t_float, t_double};
 
 /* Local function prototypes */
-static htri_t H5Z_can_apply_scaleoffset(hid_t dcpl_id, hid_t type_id, hid_t space_id);
-static enum H5Z_scaleoffset_t H5Z_scaleoffset_get_type(unsigned dtype_class,
+static htri_t H5Z__can_apply_scaleoffset(hid_t dcpl_id, hid_t type_id, hid_t space_id);
+static enum H5Z_scaleoffset_t H5Z__scaleoffset_get_type(unsigned dtype_class,
     unsigned dtype_size, unsigned dtype_sign);
-static herr_t H5Z_scaleoffset_set_parms_fillval(H5P_genplist_t *dcpl_plist,
+static herr_t H5Z__scaleoffset_set_parms_fillval(H5P_genplist_t *dcpl_plist,
     H5T_t *type, enum H5Z_scaleoffset_t scale_type, unsigned cd_values[],
     int need_convert);
-static herr_t H5Z_set_local_scaleoffset(hid_t dcpl_id, hid_t type_id, hid_t space_id);
-static size_t H5Z_filter_scaleoffset(unsigned flags, size_t cd_nelmts,
+static herr_t H5Z__set_local_scaleoffset(hid_t dcpl_id, hid_t type_id, hid_t space_id);
+static size_t H5Z__filter_scaleoffset(unsigned flags, size_t cd_nelmts,
     const unsigned cd_values[], size_t nbytes, size_t *buf_size, void **buf);
-static void H5Z_scaleoffset_convert(void *buf, unsigned d_nelmts, unsigned dtype_size);
-static H5_ATTR_CONST unsigned H5Z_scaleoffset_log2(unsigned long long num);
-static void H5Z_scaleoffset_precompress_i(void *data, unsigned d_nelmts,
+static void H5Z__scaleoffset_convert(void *buf, unsigned d_nelmts, unsigned dtype_size);
+static H5_ATTR_CONST unsigned H5Z__scaleoffset_log2(unsigned long long num);
+static void H5Z__scaleoffset_precompress_i(void *data, unsigned d_nelmts,
     enum H5Z_scaleoffset_t type, unsigned filavail, const unsigned cd_values[],
     uint32_t *minbits, unsigned long long *minval);
-static void H5Z_scaleoffset_postdecompress_i(void *data, unsigned d_nelmts,
+static void H5Z__scaleoffset_postdecompress_i(void *data, unsigned d_nelmts,
     enum H5Z_scaleoffset_t type, unsigned filavail, const unsigned cd_values[],
     uint32_t minbits, unsigned long long minval);
-static herr_t H5Z_scaleoffset_precompress_fd(void *data, unsigned d_nelmts,
+static herr_t H5Z__scaleoffset_precompress_fd(void *data, unsigned d_nelmts,
     enum H5Z_scaleoffset_t type, unsigned filavail, const unsigned cd_values[],
     uint32_t *minbits, unsigned long long *minval, double D_val);
-static herr_t H5Z_scaleoffset_postdecompress_fd(void *data, unsigned d_nelmts,
+static herr_t H5Z__scaleoffset_postdecompress_fd(void *data, unsigned d_nelmts,
     enum H5Z_scaleoffset_t type, unsigned filavail, const unsigned cd_values[],
     uint32_t minbits, unsigned long long minval, double D_val);
-static void H5Z_scaleoffset_next_byte(size_t *j, unsigned *buf_len);
-static void H5Z_scaleoffset_decompress_one_byte(unsigned char *data, size_t data_offset,
+static void H5Z__scaleoffset_next_byte(size_t *j, unsigned *buf_len);
+static void H5Z__scaleoffset_decompress_one_byte(unsigned char *data, size_t data_offset,
     unsigned k, unsigned begin_i, unsigned char *buffer, size_t *j, unsigned *buf_len,
     parms_atomic p, unsigned dtype_len);
-static void H5Z_scaleoffset_compress_one_byte(unsigned char *data, size_t data_offset,
+static void H5Z__scaleoffset_compress_one_byte(unsigned char *data, size_t data_offset,
     unsigned k, unsigned begin_i, unsigned char *buffer, size_t *j, unsigned *buf_len,
     parms_atomic p, unsigned dtype_len);
-static void H5Z_scaleoffset_decompress_one_atomic(unsigned char *data, size_t data_offset,
+static void H5Z__scaleoffset_decompress_one_atomic(unsigned char *data, size_t data_offset,
     unsigned char *buffer, size_t *j, unsigned *buf_len, parms_atomic p);
-static void H5Z_scaleoffset_compress_one_atomic(unsigned char *data, size_t data_offset,
+static void H5Z__scaleoffset_compress_one_atomic(unsigned char *data, size_t data_offset,
     unsigned char *buffer, size_t *j, unsigned *buf_len, parms_atomic p);
-static void H5Z_scaleoffset_decompress(unsigned char *data, unsigned d_nelmts,
+static void H5Z__scaleoffset_decompress(unsigned char *data, unsigned d_nelmts,
     unsigned char *buffer, parms_atomic p);
-static void H5Z_scaleoffset_compress(unsigned char *data, unsigned d_nelmts, unsigned char *buffer,
+static void H5Z__scaleoffset_compress(unsigned char *data, unsigned d_nelmts, unsigned char *buffer,
     size_t buffer_size, parms_atomic p);
 
 /* This message derives from H5Z */
 H5Z_class2_t H5Z_SCALEOFFSET[1] = {{
-    H5Z_CLASS_T_VERS,       /* H5Z_class_t version */
-    H5Z_FILTER_SCALEOFFSET, /* Filter id number        */
-    1,              /* Assume encoder present: check before registering */
-    1,              /* decoder_present flag (set to true) */
-    "scaleoffset",        /* Filter name for debugging    */
-    H5Z_can_apply_scaleoffset,    /* The "can apply" callback     */
-    H5Z_set_local_scaleoffset,  /* The "set local" callback     */
-    H5Z_filter_scaleoffset,    /* The actual filter function    */
+    H5Z_CLASS_T_VERS,           /* H5Z_class_t version */
+    H5Z_FILTER_SCALEOFFSET,     /* Filter id number        */
+    1,                          /* Assume encoder present: check before registering */
+    1,                          /* decoder_present flag (set to true) */
+    "scaleoffset",              /* Filter name for debugging    */
+    H5Z__can_apply_scaleoffset, /* The "can apply" callback     */
+    H5Z__set_local_scaleoffset, /* The "set local" callback     */
+    H5Z__filter_scaleoffset,    /* The actual filter function    */
 }};
 
 /* Local macros */
@@ -192,7 +192,7 @@ H5Z_class2_t H5Z_SCALEOFFSET[1] = {{
         HGOTO_ERROR(H5E_PLINE, H5E_CANTGET, FAIL, "unable to get fill value")        \
                                                                                      \
     if(need_convert)                                                                 \
-       H5Z_scaleoffset_convert(&fill_val, 1, sizeof(type));                          \
+       H5Z__scaleoffset_convert(&fill_val, 1, sizeof(type));                          \
                                                                                      \
     H5Z_scaleoffset_save_filval(type, cd_values, fill_val)                           \
 }
@@ -207,7 +207,7 @@ H5Z_class2_t H5Z_SCALEOFFSET[1] = {{
         HGOTO_ERROR(H5E_PLINE, H5E_CANTGET, FAIL, "unable to get fill value")        \
                                                                                      \
     if(need_convert)                                                                 \
-       H5Z_scaleoffset_convert(&fill_val, 1, sizeof(type));                          \
+       H5Z__scaleoffset_convert(&fill_val, 1, sizeof(type));                          \
                                                                                      \
     H5Z_scaleoffset_save_filval(unsigned type, cd_values, fill_val)                  \
 }
@@ -235,7 +235,7 @@ H5Z_class2_t H5Z_SCALEOFFSET[1] = {{
         HGOTO_ERROR(H5E_PLINE, H5E_CANTGET, FAIL, "unable to get fill value") \
                                                                               \
     if(need_convert)                                                          \
-       H5Z_scaleoffset_convert(&fill_val, 1, sizeof(type));                   \
+       H5Z__scaleoffset_convert(&fill_val, 1, sizeof(type));                   \
                                                                               \
     H5Z_scaleoffset_save_filval(type, cd_values, fill_val)                    \
 }
@@ -422,7 +422,7 @@ H5Z_class2_t H5Z_SCALEOFFSET[1] = {{
             H5Z_scaleoffset_max_min_1(i, d_nelmts, buf, filval, max, min)                  \
             H5Z_scaleoffset_check_1(type, max, min, minbits)                               \
             span = (type)(max - min + 1);                                                  \
-            *minbits = H5Z_scaleoffset_log2((unsigned long long)(span+1));                 \
+            *minbits = H5Z__scaleoffset_log2((unsigned long long)(span+1));                 \
         } else /* minbits already set, only calculate min */                               \
             H5Z_scaleoffset_min_1(i, d_nelmts, buf, filval, min)                           \
         if(*minbits != sizeof(type)*8) /* change values if minbits != full precision */    \
@@ -433,7 +433,7 @@ H5Z_class2_t H5Z_SCALEOFFSET[1] = {{
             H5Z_scaleoffset_max_min_2(i, d_nelmts, buf, max, min)                          \
             H5Z_scaleoffset_check_1(type, max, min, minbits)                               \
             span = (type)(max - min + 1);                                                  \
-            *minbits = H5Z_scaleoffset_log2((unsigned long long)span);                     \
+            *minbits = H5Z__scaleoffset_log2((unsigned long long)span);                     \
         } else /* minbits already set, only calculate min */                               \
             H5Z_scaleoffset_min_2(i, d_nelmts, buf, min)                                   \
         if(*minbits != sizeof(type)*8) /* change values if minbits != full precision */    \
@@ -455,7 +455,7 @@ H5Z_class2_t H5Z_SCALEOFFSET[1] = {{
          H5Z_scaleoffset_max_min_1(i, d_nelmts, buf, filval, max, min)                       \
          H5Z_scaleoffset_check_2(type, max, min, minbits)                                    \
          span = (unsigned type)(max - min + 1);                                              \
-         *minbits = H5Z_scaleoffset_log2((unsigned long long)(span + 1));                    \
+         *minbits = H5Z__scaleoffset_log2((unsigned long long)(span + 1));                    \
       } else /* minbits already set, only calculate min */                                   \
          H5Z_scaleoffset_min_1(i, d_nelmts, buf, filval, min)                                \
       if(*minbits != sizeof(type) * 8) /* change values if minbits != full precision */      \
@@ -466,7 +466,7 @@ H5Z_class2_t H5Z_SCALEOFFSET[1] = {{
          H5Z_scaleoffset_max_min_2(i, d_nelmts, buf, max, min)                               \
          H5Z_scaleoffset_check_2(type, max, min, minbits)                                    \
          span = (unsigned type)(max - min + 1);                                              \
-         *minbits = H5Z_scaleoffset_log2((unsigned long long)span);                          \
+         *minbits = H5Z__scaleoffset_log2((unsigned long long)span);                          \
       } else /* minbits already set, only calculate min */                                   \
          H5Z_scaleoffset_min_2(i, d_nelmts, buf, min)                                        \
       if(*minbits != sizeof(type) * 8) /* change values if minbits != full precision */      \
@@ -553,14 +553,14 @@ H5Z_class2_t H5Z_SCALEOFFSET[1] = {{
       H5Z_scaleoffset_max_min_3(i, d_nelmts, buf, filval, max, min, D_val)               \
       H5Z_scaleoffset_check_3(i, type, pow_fun, round_fun, max, min, minbits, D_val)                \
       span = (unsigned long long)(llround_fun(max * pow_fun(10.0f, (type)D_val) - min * pow_fun(10.0f, (type)D_val)) + 1); \
-      *minbits = H5Z_scaleoffset_log2(span + 1);                                         \
+      *minbits = H5Z__scaleoffset_log2(span + 1);                                         \
       if(*minbits != sizeof(type) * 8) /* change values if minbits != full precision */  \
          H5Z_scaleoffset_modify_1(i, type, pow_fun, abs_fun, lround_fun, llround_fun, buf, d_nelmts, filval, minbits, min, D_val)   \
    } else { /* fill value undefined */                                                   \
       H5Z_scaleoffset_max_min_2(i, d_nelmts, buf, max, min)                              \
       H5Z_scaleoffset_check_3(i, type, pow_fun, round_fun, max, min, minbits, D_val)                \
       span = (unsigned long long)(llround_fun(max * pow_fun(10.0f, (type)D_val) - min * pow_fun(10.0f, (type)D_val)) + 1); \
-      *minbits = H5Z_scaleoffset_log2(span);                                             \
+      *minbits = H5Z__scaleoffset_log2(span);                                             \
       if(*minbits != sizeof(type) * 8) /* change values if minbits != full precision */  \
          H5Z_scaleoffset_modify_2(i, type, pow_fun, lround_fun, llround_fun, buf, d_nelmts, min, D_val)                    \
    }                                                                                     \
@@ -667,7 +667,7 @@ H5Z_class2_t H5Z_SCALEOFFSET[1] = {{
 
 
 /*-------------------------------------------------------------------------
- * Function:    H5Z_can_apply_scaleoffset
+ * Function:    H5Z__can_apply_scaleoffset
  *
  * Purpose:    Check the parameters for scaleoffset compression for
  *              validity and whether they fit a particular dataset.
@@ -678,19 +678,17 @@ H5Z_class2_t H5Z_SCALEOFFSET[1] = {{
  * Programmer:  Xiaowen Wu
  *              Friday, February 4, 2005
  *
- * Modifications:
- *
  *-------------------------------------------------------------------------
  */
 static htri_t
-H5Z_can_apply_scaleoffset(hid_t H5_ATTR_UNUSED dcpl_id, hid_t type_id, hid_t H5_ATTR_UNUSED space_id)
+H5Z__can_apply_scaleoffset(hid_t H5_ATTR_UNUSED dcpl_id, hid_t type_id, hid_t H5_ATTR_UNUSED space_id)
 {
     const H5T_t    *type;                  /* Datatype */
     H5T_class_t dtype_class;            /* Datatype's class */
     H5T_order_t dtype_order;            /* Datatype's endianness order */
     htri_t ret_value = TRUE;            /* Return value */
 
-    FUNC_ENTER_NOAPI_NOINIT
+    FUNC_ENTER_STATIC
 
     /* Get datatype */
     if(NULL == (type = (H5T_t *)H5I_object_verify(type_id, H5I_DATATYPE)))
@@ -717,11 +715,11 @@ H5Z_can_apply_scaleoffset(hid_t H5_ATTR_UNUSED dcpl_id, hid_t type_id, hid_t H5_
 
 done:
     FUNC_LEAVE_NOAPI(ret_value)
-} /* end H5Z_can_apply_scaleoffset() */
+} /* end H5Z__can_apply_scaleoffset() */
 
 
 /*-------------------------------------------------------------------------
- * Function:    H5Z_scaleoffset_get_type
+ * Function:    H5Z__scaleoffset_get_type
  *
  * Purpose:    Get the specific integer type based on datatype size and sign
  *              or floating-point type based on size
@@ -732,17 +730,15 @@ done:
  * Programmer:    Xiaowen Wu
  *              Wednesday, April 13, 2005
  *
- * Modifications:
- *
  *-------------------------------------------------------------------------
  */
 static enum H5Z_scaleoffset_t
-H5Z_scaleoffset_get_type(unsigned dtype_class, unsigned dtype_size, unsigned dtype_sign)
+H5Z__scaleoffset_get_type(unsigned dtype_class, unsigned dtype_size, unsigned dtype_sign)
 {
     enum H5Z_scaleoffset_t type = t_bad; /* integer type */
     enum H5Z_scaleoffset_t ret_value = t_bad;   /* Return value */
 
-    FUNC_ENTER_NOAPI_NOINIT
+    FUNC_ENTER_STATIC
 
     if(dtype_class==H5Z_SCALEOFFSET_CLS_INTEGER) {
         if(dtype_sign==H5Z_SCALEOFFSET_SGN_NONE) { /* unsigned integer */
@@ -786,7 +782,7 @@ done:
 
 
 /*-------------------------------------------------------------------------
- * Function:    H5Z_scaleoffset_set_parms_fillval
+ * Function:    H5Z__scaleoffset_set_parms_fillval
  *
  * Purpose:    Get the fill value of the dataset and store in cd_values[]
  *
@@ -799,13 +795,13 @@ done:
  *-------------------------------------------------------------------------
  */
 static herr_t
-H5Z_scaleoffset_set_parms_fillval(H5P_genplist_t *dcpl_plist,
+H5Z__scaleoffset_set_parms_fillval(H5P_genplist_t *dcpl_plist,
     H5T_t *type, enum H5Z_scaleoffset_t scale_type,
     unsigned cd_values[], int need_convert)
 {
     herr_t ret_value = SUCCEED;          /* Return value */
 
-    FUNC_ENTER_NOAPI_NOINIT
+    FUNC_ENTER_STATIC
 
     if(scale_type == t_uchar)
         H5Z_scaleoffset_set_filval_3(unsigned char, dcpl_plist, type, cd_values, need_convert)
@@ -834,11 +830,11 @@ H5Z_scaleoffset_set_parms_fillval(H5P_genplist_t *dcpl_plist,
 
 done:
     FUNC_LEAVE_NOAPI(ret_value)
-} /* end H5Z_scaleoffset_set_parms_fillval() */
+} /* end H5Z__scaleoffset_set_parms_fillval() */
 
 
 /*-------------------------------------------------------------------------
- * Function:    H5Z_set_local_scaleoffset
+ * Function:    H5Z__set_local_scaleoffset
  *
  * Purpose:    Set the "local" dataset parameters for scaleoffset
  *              compression.
@@ -849,12 +845,10 @@ done:
  * Programmer:    Xiaowen Wu
  *              Friday, February 4, 2005
  *
- * Modifications:
- *
  *-------------------------------------------------------------------------
  */
 static herr_t
-H5Z_set_local_scaleoffset(hid_t dcpl_id, hid_t type_id, hid_t space_id)
+H5Z__set_local_scaleoffset(hid_t dcpl_id, hid_t type_id, hid_t space_id)
 {
     H5P_genplist_t *dcpl_plist;     /* Property list pointer */
     H5T_t    *type;              /* Datatype */
@@ -871,7 +865,7 @@ H5Z_set_local_scaleoffset(hid_t dcpl_id, hid_t type_id, hid_t space_id)
     H5D_fill_value_t status;        /* Status of fill value in property list */
     herr_t ret_value = SUCCEED;     /* Return value */
 
-    FUNC_ENTER_NOAPI_NOINIT
+    FUNC_ENTER_STATIC
 
     /* Get the plist structure */
     if(NULL == (dcpl_plist = H5P_object_verify(dcpl_id, H5P_DATASET_CREATE)))
@@ -997,12 +991,12 @@ H5Z_set_local_scaleoffset(hid_t dcpl_id, hid_t type_id, hid_t space_id)
             need_convert = TRUE;
 
         /* Before getting fill value, get its type */
-        if((scale_type = H5Z_scaleoffset_get_type(cd_values[H5Z_SCALEOFFSET_PARM_CLASS],
+        if((scale_type = H5Z__scaleoffset_get_type(cd_values[H5Z_SCALEOFFSET_PARM_CLASS],
                 cd_values[H5Z_SCALEOFFSET_PARM_SIZE], cd_values[H5Z_SCALEOFFSET_PARM_SIGN])) == 0)
             HGOTO_ERROR(H5E_PLINE, H5E_BADTYPE, FAIL, "cannot use C integer datatype for cast")
 
         /* Get dataset fill value and store in cd_values[] */
-        if(H5Z_scaleoffset_set_parms_fillval(dcpl_plist, type, scale_type, cd_values, need_convert) < 0)
+        if(H5Z__scaleoffset_set_parms_fillval(dcpl_plist, type, scale_type, cd_values, need_convert) < 0)
             HGOTO_ERROR(H5E_PLINE, H5E_CANTSET, FAIL, "unable to set fill value")
     } /* end else */
 
@@ -1012,11 +1006,11 @@ H5Z_set_local_scaleoffset(hid_t dcpl_id, hid_t type_id, hid_t space_id)
 
 done:
     FUNC_LEAVE_NOAPI(ret_value)
-} /* end H5Z_set_local_scaleoffset() */
+} /* end H5Z__set_local_scaleoffset() */
 
 
 /*-------------------------------------------------------------------------
- * Function:    H5Z_filter_scaleoffset
+ * Function:    H5Z__filter_scaleoffset
  *
  * Purpose:    Implement an I/O filter for storing packed integer
  *              data using scale and offset method.
@@ -1027,12 +1021,10 @@ done:
  * Programmer:    Xiaowen Wu
  *              Monday, February 7, 2005
  *
- * Modifications:
- *
  *-------------------------------------------------------------------------
  */
 static size_t
-H5Z_filter_scaleoffset(unsigned flags, size_t cd_nelmts, const unsigned cd_values[],
+H5Z__filter_scaleoffset(unsigned flags, size_t cd_nelmts, const unsigned cd_values[],
     size_t nbytes, size_t *buf_size, void **buf)
 {
     size_t ret_value = 0;           /* return value */
@@ -1053,7 +1045,7 @@ H5Z_filter_scaleoffset(unsigned flags, size_t cd_nelmts, const unsigned cd_value
     unsigned i;                     /* index */
     parms_atomic p;                 /* parameters needed for compress/decompress functions */
 
-    FUNC_ENTER_NOAPI_NOINIT
+    FUNC_ENTER_STATIC
 
     /* check arguments */
     if(cd_nelmts != H5Z_SCALEOFFSET_TOTAL_NPARMS)
@@ -1179,7 +1171,7 @@ H5Z_filter_scaleoffset(unsigned flags, size_t cd_nelmts, const unsigned cd_value
 
             /* convert to dataset datatype endianness order if needed */
             if(need_convert)
-                H5Z_scaleoffset_convert(outbuf, d_nelmts, p.size);
+                H5Z__scaleoffset_convert(outbuf, d_nelmts, p.size);
 
             *buf = outbuf;
             outbuf = NULL;
@@ -1190,31 +1182,31 @@ H5Z_filter_scaleoffset(unsigned flags, size_t cd_nelmts, const unsigned cd_value
 
         /* decompress the buffer if minbits not equal to zero */
         if(minbits != 0)
-            H5Z_scaleoffset_decompress(outbuf, d_nelmts, (unsigned char*)(*buf)+buf_offset, p);
+            H5Z__scaleoffset_decompress(outbuf, d_nelmts, (unsigned char*)(*buf)+buf_offset, p);
         else {
             /* fill value is not defined and all data elements have the same value */
             for(i = 0; i < size_out; i++) outbuf[i] = 0;
         }
 
         /* before postprocess, get memory type */
-        if((type = H5Z_scaleoffset_get_type(dtype_class, p.size, dtype_sign)) == 0)
+        if((type = H5Z__scaleoffset_get_type(dtype_class, p.size, dtype_sign)) == 0)
             HGOTO_ERROR(H5E_PLINE, H5E_BADTYPE, 0, "cannot use C integer datatype for cast")
 
         /* postprocess after decompression */
         if(dtype_class==H5Z_SCALEOFFSET_CLS_INTEGER)
-            H5Z_scaleoffset_postdecompress_i(outbuf, d_nelmts, type, filavail,
+            H5Z__scaleoffset_postdecompress_i(outbuf, d_nelmts, type, filavail,
                                              cd_values, minbits, minval);
 
         if(dtype_class==H5Z_SCALEOFFSET_CLS_FLOAT)
             if(scale_type==0) { /* variable-minimum-bits method */
-                if(H5Z_scaleoffset_postdecompress_fd(outbuf, d_nelmts, type, filavail,
+                if(H5Z__scaleoffset_postdecompress_fd(outbuf, d_nelmts, type, filavail,
                         cd_values, minbits, minval, D_val)==FAIL)
                     HGOTO_ERROR(H5E_PLINE, H5E_BADTYPE, 0, "post-decompression failed")
             }
 
         /* after postprocess, convert to dataset datatype endianness order if needed */
         if(need_convert)
-            H5Z_scaleoffset_convert(outbuf, d_nelmts, p.size);
+            H5Z__scaleoffset_convert(outbuf, d_nelmts, p.size);
     }
     /* output; compress */
     else {
@@ -1222,20 +1214,20 @@ H5Z_filter_scaleoffset(unsigned flags, size_t cd_nelmts, const unsigned cd_value
 
         /* before preprocess, convert to memory endianness order if needed */
         if(need_convert)
-            H5Z_scaleoffset_convert(*buf, d_nelmts, p.size);
+            H5Z__scaleoffset_convert(*buf, d_nelmts, p.size);
 
         /* before preprocess, get memory type */
-        if((type = H5Z_scaleoffset_get_type(dtype_class, p.size, dtype_sign))==0)
+        if((type = H5Z__scaleoffset_get_type(dtype_class, p.size, dtype_sign))==0)
             HGOTO_ERROR(H5E_PLINE, H5E_BADTYPE, 0, "cannot use C integer datatype for cast")
 
         /* preprocess before compression */
         if(dtype_class==H5Z_SCALEOFFSET_CLS_INTEGER)
-            H5Z_scaleoffset_precompress_i(*buf, d_nelmts, type, filavail,
+            H5Z__scaleoffset_precompress_i(*buf, d_nelmts, type, filavail,
                                           cd_values, &minbits, &minval);
 
         if(dtype_class==H5Z_SCALEOFFSET_CLS_FLOAT)
             if(scale_type==0) { /* variable-minimum-bits method */
-                if(H5Z_scaleoffset_precompress_fd(*buf, d_nelmts, type, filavail,
+                if(H5Z__scaleoffset_precompress_fd(*buf, d_nelmts, type, filavail,
                         cd_values, &minbits, &minval, D_val)==FAIL)
                     HGOTO_ERROR(H5E_PLINE, H5E_BADTYPE, 0, "pre-compression failed")
             }
@@ -1289,7 +1281,7 @@ H5Z_filter_scaleoffset(unsigned flags, size_t cd_nelmts, const unsigned cd_value
          * all data elements have the same value
          */
         if(minbits != 0)
-            H5Z_scaleoffset_compress((unsigned char *)*buf, d_nelmts, outbuf + buf_offset, size_out - buf_offset, p);
+            H5Z__scaleoffset_compress((unsigned char *)*buf, d_nelmts, outbuf + buf_offset, size_out - buf_offset, p);
     }
 
     /* free the input buffer */
@@ -1320,7 +1312,7 @@ done:
  * or from big-endian to little-endian  2/21/2005
  */
 static void
-H5Z_scaleoffset_convert(void *buf, unsigned d_nelmts, unsigned dtype_size)
+H5Z__scaleoffset_convert(void *buf, unsigned d_nelmts, unsigned dtype_size)
 {
    if(dtype_size > 1) {
        size_t i, j;
@@ -1335,13 +1327,13 @@ H5Z_scaleoffset_convert(void *buf, unsigned d_nelmts, unsigned dtype_size)
              buffer[i + dtype_size - 1 - j] = temp;
           } /* end for */
     } /* end if */
-} /* end H5Z_scaleoffset_convert() */
+} /* end H5Z__scaleoffset_convert() */
 
 /* return ceiling of floating-point log2 function
  * receive unsigned integer as argument 3/10/2005
  */
 static unsigned
-H5Z_scaleoffset_log2(unsigned long long num)
+H5Z__scaleoffset_log2(unsigned long long num)
 {
    unsigned v = 0;
    unsigned long long lower_bound = 1; /* is power of 2, largest value <= num */
@@ -1360,7 +1352,7 @@ H5Z_scaleoffset_log2(unsigned long long num)
 
 /* precompress for integer type */
 static void
-H5Z_scaleoffset_precompress_i(void *data, unsigned d_nelmts, enum H5Z_scaleoffset_t type,
+H5Z__scaleoffset_precompress_i(void *data, unsigned d_nelmts, enum H5Z_scaleoffset_t type,
     unsigned filavail, const unsigned cd_values[], uint32_t *minbits, unsigned long long *minval)
 {
     if(type ==  t_uchar)
@@ -1392,7 +1384,7 @@ H5Z_scaleoffset_precompress_i(void *data, unsigned d_nelmts, enum H5Z_scaleoffse
                     return;
                 }
                 span = (unsigned char)(max - min + 1);
-                *minbits = H5Z_scaleoffset_log2((unsigned long long)(span+1));
+                *minbits = H5Z__scaleoffset_log2((unsigned long long)(span+1));
             } else /* minbits already set, only calculate min */
                 H5Z_scaleoffset_min_1(i, d_nelmts, buf, filval, min)
             if(*minbits != sizeof(signed char)*8) /* change values if minbits != full precision */
@@ -1407,7 +1399,7 @@ H5Z_scaleoffset_precompress_i(void *data, unsigned d_nelmts, enum H5Z_scaleoffse
                     return;
                 }
                 span = (unsigned char)(max - min + 1);
-                *minbits = H5Z_scaleoffset_log2((unsigned long long)span);
+                *minbits = H5Z__scaleoffset_log2((unsigned long long)span);
             } else /* minbits already set, only calculate min */
                 H5Z_scaleoffset_min_2(i, d_nelmts, buf, min)
             if(*minbits != sizeof(signed char) * 8) /* change values if minbits != full precision */
@@ -1432,7 +1424,7 @@ H5Z_scaleoffset_precompress_i(void *data, unsigned d_nelmts, enum H5Z_scaleoffse
 
 /* postdecompress for integer type */
 static void
-H5Z_scaleoffset_postdecompress_i(void *data, unsigned d_nelmts, enum H5Z_scaleoffset_t type,
+H5Z__scaleoffset_postdecompress_i(void *data, unsigned d_nelmts, enum H5Z_scaleoffset_t type,
     unsigned filavail, const unsigned cd_values[], uint32_t minbits, unsigned long long minval)
 {
    long long sminval = *(long long*)&minval; /* for signed integer types */
@@ -1481,13 +1473,13 @@ H5Z_scaleoffset_postdecompress_i(void *data, unsigned d_nelmts, enum H5Z_scaleof
 /* precompress for floating-point type, variable-minimum-bits method
    success: non-negative, failure: negative 4/15/05 */
 static herr_t
-H5Z_scaleoffset_precompress_fd(void *data, unsigned d_nelmts, enum H5Z_scaleoffset_t type,
+H5Z__scaleoffset_precompress_fd(void *data, unsigned d_nelmts, enum H5Z_scaleoffset_t type,
     unsigned filavail, const unsigned cd_values[], uint32_t *minbits,
     unsigned long long *minval, double D_val)
 {
     herr_t ret_value = SUCCEED; /* Return value */
 
-    FUNC_ENTER_NOAPI_NOINIT
+    FUNC_ENTER_STATIC
 
     if(type == t_float)
         H5Z_scaleoffset_precompress_3(float, HDpowf, HDfabsf, HDroundf, HDlroundf, HDllroundf, data, d_nelmts,
@@ -1503,14 +1495,14 @@ done:
 /* postdecompress for floating-point type, variable-minimum-bits method
    success: non-negative, failure: negative 4/15/05 */
 static herr_t
-H5Z_scaleoffset_postdecompress_fd(void *data, unsigned d_nelmts, enum H5Z_scaleoffset_t type,
+H5Z__scaleoffset_postdecompress_fd(void *data, unsigned d_nelmts, enum H5Z_scaleoffset_t type,
     unsigned filavail, const unsigned cd_values[], uint32_t minbits,
     unsigned long long minval, double D_val)
 {
    long long sminval = (long long)minval;    /* for signed integer types */
    herr_t ret_value=SUCCEED;                 /* Return value */
 
-   FUNC_ENTER_NOAPI_NOINIT
+   FUNC_ENTER_STATIC
 
    if(type == t_float)
       H5Z_scaleoffset_postdecompress_3(float, HDpowf, data, d_nelmts, filavail,
@@ -1524,14 +1516,14 @@ done:
 }
 
 static void
-H5Z_scaleoffset_next_byte(size_t *j, unsigned *buf_len)
+H5Z__scaleoffset_next_byte(size_t *j, unsigned *buf_len)
 {
    ++(*j);
    *buf_len = 8 * sizeof(unsigned char);
 }
 
 static void
-H5Z_scaleoffset_decompress_one_byte(unsigned char *data, size_t data_offset,
+H5Z__scaleoffset_decompress_one_byte(unsigned char *data, size_t data_offset,
     unsigned k, unsigned begin_i, unsigned char *buffer, size_t *j, unsigned *buf_len,
     parms_atomic p, unsigned dtype_len)
 {
@@ -1552,7 +1544,7 @@ H5Z_scaleoffset_decompress_one_byte(unsigned char *data, size_t data_offset,
    else {
       data[data_offset + k] = (unsigned char)((val & ~((unsigned)(~0) << *buf_len)) << (dat_len - *buf_len));
       dat_len -= *buf_len;
-      H5Z_scaleoffset_next_byte(j, buf_len);
+      H5Z__scaleoffset_next_byte(j, buf_len);
       if(dat_len == 0)
           return;
 
@@ -1563,7 +1555,7 @@ H5Z_scaleoffset_decompress_one_byte(unsigned char *data, size_t data_offset,
 }
 
 static void
-H5Z_scaleoffset_decompress_one_atomic(unsigned char *data, size_t data_offset,
+H5Z__scaleoffset_decompress_one_atomic(unsigned char *data, size_t data_offset,
     unsigned char *buffer, size_t *j, unsigned *buf_len, parms_atomic p)
 {
    /* begin_i: the index of byte having first significant bit */
@@ -1579,7 +1571,7 @@ H5Z_scaleoffset_decompress_one_atomic(unsigned char *data, size_t data_offset,
       begin_i = p.size - 1 - (dtype_len - p.minbits) / 8;
 
       for(k = (int)begin_i; k >= 0; k--)
-         H5Z_scaleoffset_decompress_one_byte(data, data_offset, (unsigned)k, begin_i,
+         H5Z__scaleoffset_decompress_one_byte(data, data_offset, (unsigned)k, begin_i,
                                              buffer, j, buf_len, p, dtype_len);
    }
    else { /* big endian */
@@ -1588,13 +1580,13 @@ H5Z_scaleoffset_decompress_one_atomic(unsigned char *data, size_t data_offset,
       begin_i = (dtype_len - p.minbits) / 8;
 
       for(k = (int)begin_i; k <= (int)(p.size - 1); k++)
-         H5Z_scaleoffset_decompress_one_byte(data, data_offset, (unsigned)k, begin_i,
+         H5Z__scaleoffset_decompress_one_byte(data, data_offset, (unsigned)k, begin_i,
                                              buffer, j, buf_len, p, dtype_len);
    }
 }
 
 static void
-H5Z_scaleoffset_decompress(unsigned char *data, unsigned d_nelmts,
+H5Z__scaleoffset_decompress(unsigned char *data, unsigned d_nelmts,
     unsigned char *buffer, parms_atomic p)
 {
     /* i: index of data, j: index of buffer,
@@ -1612,11 +1604,11 @@ H5Z_scaleoffset_decompress(unsigned char *data, unsigned d_nelmts,
 
     /* decompress */
     for(i = 0; i < d_nelmts; i++)
-        H5Z_scaleoffset_decompress_one_atomic(data, i * p.size, buffer, &j, &buf_len, p);
+        H5Z__scaleoffset_decompress_one_atomic(data, i * p.size, buffer, &j, &buf_len, p);
 }
 
 static void
-H5Z_scaleoffset_compress_one_byte(unsigned char *data, size_t data_offset,
+H5Z__scaleoffset_compress_one_byte(unsigned char *data, size_t data_offset,
     unsigned k, unsigned begin_i, unsigned char *buffer, size_t *j, unsigned *buf_len,
     parms_atomic p, unsigned dtype_len)
 {
@@ -1636,7 +1628,7 @@ H5Z_scaleoffset_compress_one_byte(unsigned char *data, size_t data_offset,
    } else {
       buffer[*j] |= (unsigned char)((unsigned)(val >> (dat_len - *buf_len)) & ~((unsigned)(~0) << *buf_len));
       dat_len -= *buf_len;
-      H5Z_scaleoffset_next_byte(j, buf_len);
+      H5Z__scaleoffset_next_byte(j, buf_len);
       if(dat_len == 0)
           return;
 
@@ -1646,7 +1638,7 @@ H5Z_scaleoffset_compress_one_byte(unsigned char *data, size_t data_offset,
 }
 
 static void
-H5Z_scaleoffset_compress_one_atomic(unsigned char *data, size_t data_offset,
+H5Z__scaleoffset_compress_one_atomic(unsigned char *data, size_t data_offset,
     unsigned char *buffer, size_t *j, unsigned *buf_len, parms_atomic p)
 {
    /* begin_i: the index of byte having first significant bit */
@@ -1662,7 +1654,7 @@ H5Z_scaleoffset_compress_one_atomic(unsigned char *data, size_t data_offset,
       begin_i = p.size - 1 - (dtype_len - p.minbits) / 8;
 
       for(k = (int)begin_i; k >= 0; k--)
-         H5Z_scaleoffset_compress_one_byte(data, data_offset, (unsigned)k, begin_i,
+         H5Z__scaleoffset_compress_one_byte(data, data_offset, (unsigned)k, begin_i,
                                            buffer, j, buf_len, p, dtype_len);
    }
    else { /* big endian */
@@ -1670,13 +1662,13 @@ H5Z_scaleoffset_compress_one_atomic(unsigned char *data, size_t data_offset,
       begin_i = (dtype_len - p.minbits) / 8;
 
       for(k = (int)begin_i; k <= (int)(p.size - 1); k++)
-         H5Z_scaleoffset_compress_one_byte(data, data_offset, (unsigned)k, begin_i,
+         H5Z__scaleoffset_compress_one_byte(data, data_offset, (unsigned)k, begin_i,
                                            buffer, j, buf_len, p, dtype_len);
    }
 }
 
 static void
-H5Z_scaleoffset_compress(unsigned char *data, unsigned d_nelmts,
+H5Z__scaleoffset_compress(unsigned char *data, unsigned d_nelmts,
     unsigned char *buffer, size_t buffer_size, parms_atomic p)
 {
    /* i: index of data, j: index of buffer,
@@ -1694,6 +1686,6 @@ H5Z_scaleoffset_compress(unsigned char *data, unsigned d_nelmts,
 
    /* compress */
    for(i = 0; i < d_nelmts; i++)
-       H5Z_scaleoffset_compress_one_atomic(data, i * p.size, buffer, &j, &buf_len, p);
+       H5Z__scaleoffset_compress_one_atomic(data, i * p.size, buffer, &j, &buf_len, p);
 }