Add specialized functions for retrieving a data element via a ptr

Author: kgryte

lib/node_modules/@stdlib/ndarray/ctor/include/stdlib/ndarray/ctor.h

@@ -268,6 +268,56 @@ uint8_t * stdlib_ndarray_get_ptr( const struct ndarray *arr, const int64_t *sub
 */
 int8_t stdlib_ndarray_get_ptr_value( const struct ndarray *arr, const uint8_t *idx, void *out );
 
+/**
+* Returns a double-precision floating-point ndarray data element specified by a byte array pointer.
+*/
+int8_t stdlib_ndarray_get_ptr_float64( const uint8_t *idx, double *out );
+
+/**
+* Returns a single-precision floating-point ndarray data element specified by a byte array pointer.
+*/
+int8_t stdlib_ndarray_get_ptr_float32( const uint8_t *idx, float *out );
+
+/**
+* Returns an unsigned 64-bit integer ndarray data element specified by a byte array pointer.
+*/
+int8_t stdlib_ndarray_get_ptr_uint64( const uint8_t *idx, uint64_t *out );
+
+/**
+* Returns a signed 64-bit integer ndarray data element specified by a byte array pointer.
+*/
+int8_t stdlib_ndarray_get_ptr_int64( const uint8_t *idx, int64_t *out );
+
+/**
+* Returns an unsigned 32-bit integer ndarray data element specified by a byte array pointer.
+*/
+int8_t stdlib_ndarray_get_ptr_uint32( const uint8_t *idx, uint32_t *out );
+
+/**
+* Returns a signed 32-bit integer ndarray data element specified by a byte array pointer.
+*/
+int8_t stdlib_ndarray_get_ptr_int32( const uint8_t *idx, int32_t *out );
+
+/**
+* Returns an unsigned 16-bit integer ndarray data element specified by a byte array pointer.
+*/
+int8_t stdlib_ndarray_get_ptr_uint16( const uint8_t *idx, uint16_t *out );
+
+/**
+* Returns a signed 16-bit integer ndarray data element specified by a byte array pointer.
+*/
+int8_t stdlib_ndarray_get_ptr_int16( const uint8_t *idx, int16_t *out );
+
+/**
+* Returns an unsigned 8-bit integer ndarray data element specified by a byte array pointer.
+*/
+int8_t stdlib_ndarray_get_ptr_uint8( const uint8_t *idx, uint8_t *out );
+
+/**
+* Returns a signed 8-bit integer ndarray data element specified by a byte array pointer.
+*/
+int8_t stdlib_ndarray_get_ptr_int8( const uint8_t *idx, int8_t *out );
+
 /**
 * Returns an ndarray data element.
 */

lib/node_modules/@stdlib/ndarray/ctor/src/main.c

@@ -378,6 +378,166 @@ int8_t stdlib_ndarray_get_ptr_value( const struct ndarray *arr, const uint8_t *i
 	return -1;
 }
 
+/**
+* Returns a double-precision floating-point ndarray data element specified by a byte array pointer.
+*
+* ## Notes
+*
+* -   The function always returns `0`.
+*
+* @param idx  byte array pointer to an ndarray data element
+* @param out  output address
+* @return     status code
+*/
+int8_t stdlib_ndarray_get_ptr_float64( const uint8_t *idx, double *out ) {
+	*out = *(double *)idx;
+	return 0;
+}
+
+/**
+* Returns a single-precision floating-point ndarray data element specified by a byte array pointer.
+*
+* ## Notes
+*
+* -   The function always returns `0`.
+*
+* @param idx  byte array pointer to an ndarray data element
+* @param out  output address
+* @return     status code
+*/
+int8_t stdlib_ndarray_get_ptr_float32( const uint8_t *idx, float *out ) {
+	*out = *(float *)idx;
+	return 0;
+}
+
+/**
+* Returns an unsigned 64-bit integer ndarray data element specified by a byte array pointer.
+*
+* ## Notes
+*
+* -   The function always returns `0`.
+*
+* @param idx  byte array pointer to an ndarray data element
+* @param out  output address
+* @return     status code
+*/
+int8_t stdlib_ndarray_get_ptr_uint64( const uint8_t *idx, uint64_t *out ) {
+	*out = *(uint64_t *)idx;
+	return 0;
+}
+
+/**
+* Returns a signed 64-bit integer ndarray data element specified by a byte array pointer.
+*
+* ## Notes
+*
+* -   The function always returns `0`.
+*
+* @param idx  byte array pointer to an ndarray data element
+* @param out  output address
+* @return     status code
+*/
+int8_t stdlib_ndarray_get_ptr_int64( const uint8_t *idx, int64_t *out ) {
+	*out = *(int64_t *)idx;
+	return 0;
+}
+
+/**
+* Returns an unsigned 32-bit integer ndarray data element specified by a byte array pointer.
+*
+* ## Notes
+*
+* -   The function always returns `0`.
+*
+* @param idx  byte array pointer to an ndarray data element
+* @param out  output address
+* @return     status code
+*/
+int8_t stdlib_ndarray_get_ptr_uint32( const uint8_t *idx, uint32_t *out ) {
+	*out = *(uint32_t *)idx;
+	return 0;
+}
+
+/**
+* Returns a signed 32-bit integer ndarray data element specified by a byte array pointer.
+*
+* ## Notes
+*
+* -   The function always returns `0`.
+*
+* @param idx  byte array pointer to an ndarray data element
+* @param out  output address
+* @return     status code
+*/
+int8_t stdlib_ndarray_get_ptr_int32( const uint8_t *idx, int32_t *out ) {
+	*out = *(int32_t *)idx;
+	return 0;
+}
+
+/**
+* Returns an unsigned 16-bit integer ndarray data element specified by a byte array pointer.
+*
+* ## Notes
+*
+* -   The function always returns `0`.
+*
+* @param idx  byte array pointer to an ndarray data element
+* @param out  output address
+* @return     status code
+*/
+int8_t stdlib_ndarray_get_ptr_uint16( const uint8_t *idx, uint16_t *out ) {
+	*out = *(uint16_t *)idx;
+	return 0;
+}
+
+/**
+* Returns a signed 16-bit integer ndarray data element specified by a byte array pointer.
+*
+* ## Notes
+*
+* -   The function always returns `0`.
+*
+* @param idx  byte array pointer to an ndarray data element
+* @param out  output address
+* @return     status code
+*/
+int8_t stdlib_ndarray_get_ptr_int16( const uint8_t *idx, int16_t *out ) {
+	*out = *(int16_t *)idx;
+	return 0;
+}
+
+/**
+* Returns an unsigned 8-bit integer ndarray data element specified by a byte array pointer.
+*
+* ## Notes
+*
+* -   The function always returns `0`.
+*
+* @param idx  byte array pointer to an ndarray data element
+* @param out  output address
+* @return     status code
+*/
+int8_t stdlib_ndarray_get_ptr_uint8( const uint8_t *idx, uint8_t *out ) {
+	*out = *(uint8_t *)idx;
+	return 0;
+}
+
+/**
+* Returns a signed 8-bit integer ndarray data element specified by a byte array pointer.
+*
+* ## Notes
+*
+* -   The function always returns `0`.
+*
+* @param idx  byte array pointer to an ndarray data element
+* @param out  output address
+* @return     status code
+*/
+int8_t stdlib_ndarray_get_ptr_int8( const uint8_t *idx, int8_t *out ) {
+	*out = *(int8_t *)idx;
+	return 0;
+}
+
 /**
 * Returns an ndarray data element.
 *