spatialite_sys

Function gaiaParseHexEWKB

Source 
pub unsafe extern "C" fn gaiaParseHexEWKB(
    blob_hex: *const c_uchar,
    blob_size: *mut c_int,
) -> *mut c_uchar
Expand description

Translates an EWKB notation from hexadecimal into binary

\param blob_hex pointer to EWKB input buffer (hexadecimal text string) \param blob_size lenght (in bytes) of the input buffer; if succesfull will contain the lenght of the returned output buffer.

\return the pointer to the newly created EWKB binary buffer: NULL on failure.

\sa gaiaToWkb, gaiaToHexWkb, gaiaFromEWKB, gaiaToEWKB

\note you are responsible to destroy (before or after) any buffer allocated by gaiaParseHexEWKB()