|
|
| #include "readstat.h" |
|
|
| readstat_type_class_t readstat_type_class(readstat_type_t type) { |
| if (type == READSTAT_TYPE_STRING || type == READSTAT_TYPE_STRING_REF) |
| return READSTAT_TYPE_CLASS_STRING; |
|
|
| return READSTAT_TYPE_CLASS_NUMERIC; |
| } |
|
|
| readstat_type_t readstat_value_type(readstat_value_t value) { |
| return value.type; |
| } |
|
|
| readstat_type_class_t readstat_value_type_class(readstat_value_t value) { |
| return readstat_type_class(value.type); |
| } |
|
|
| char readstat_value_tag(readstat_value_t value) { |
| return value.tag; |
| } |
|
|
| int readstat_value_is_missing(readstat_value_t value, readstat_variable_t *variable) { |
| if (value.is_system_missing || value.is_tagged_missing) |
| return 1; |
|
|
| if (variable) |
| return readstat_value_is_defined_missing(value, variable); |
|
|
| return 0; |
| } |
|
|
| int readstat_value_is_system_missing(readstat_value_t value) { |
| return (value.is_system_missing); |
| } |
|
|
| int readstat_value_is_tagged_missing(readstat_value_t value) { |
| return (value.is_tagged_missing); |
| } |
|
|
| static int readstat_double_is_defined_missing(double fp_value, readstat_variable_t *variable) { |
| int count = readstat_variable_get_missing_ranges_count(variable); |
| int i; |
| for (i=0; i<count; i++) { |
| double lo = readstat_double_value(readstat_variable_get_missing_range_lo(variable, i)); |
| double hi = readstat_double_value(readstat_variable_get_missing_range_hi(variable, i)); |
| if (fp_value >= lo && fp_value <= hi) { |
| return 1; |
| } |
| } |
| return 0; |
| } |
|
|
| static int readstat_string_is_defined_missing(const char *string, readstat_variable_t *variable) { |
| if (string == NULL) |
| return 0; |
|
|
| int count = readstat_variable_get_missing_ranges_count(variable); |
| int i; |
| for (i=0; i<count; i++) { |
| const char *lo = readstat_string_value(readstat_variable_get_missing_range_lo(variable, i)); |
| const char *hi = readstat_string_value(readstat_variable_get_missing_range_hi(variable, i)); |
| if (lo && hi && strcmp(string, lo) >= 0 && strcmp(string, hi) <= 0) { |
| return 1; |
| } |
| } |
| return 0; |
| } |
|
|
| int readstat_value_is_defined_missing(readstat_value_t value, readstat_variable_t *variable) { |
| if (readstat_value_type_class(value) != readstat_variable_get_type_class(variable)) |
| return 0; |
|
|
| if (readstat_value_type_class(value) == READSTAT_TYPE_CLASS_STRING) |
| return readstat_string_is_defined_missing(readstat_string_value(value), variable); |
|
|
| if (readstat_value_type_class(value) == READSTAT_TYPE_CLASS_NUMERIC) |
| return readstat_double_is_defined_missing(readstat_double_value(value), variable); |
|
|
| return 0; |
| } |
|
|
| char readstat_int8_value(readstat_value_t value) { |
| if (readstat_value_is_system_missing(value)) |
| return 0; |
|
|
| if (value.type == READSTAT_TYPE_DOUBLE) |
| return (char)value.v.double_value; |
| if (value.type == READSTAT_TYPE_FLOAT) |
| return (char)value.v.float_value; |
| if (value.type == READSTAT_TYPE_INT32) |
| return (char)value.v.i32_value; |
| if (value.type == READSTAT_TYPE_INT16) |
| return (char)value.v.i16_value; |
| if (value.type == READSTAT_TYPE_INT8) |
| return value.v.i8_value; |
|
|
| return 0; |
| } |
|
|
| int16_t readstat_int16_value(readstat_value_t value) { |
| if (readstat_value_is_system_missing(value)) |
| return 0; |
|
|
| if (value.type == READSTAT_TYPE_DOUBLE) |
| return (int16_t)value.v.double_value; |
| if (value.type == READSTAT_TYPE_FLOAT) |
| return (int16_t)value.v.float_value; |
| if (value.type == READSTAT_TYPE_INT32) |
| return (int16_t)value.v.i32_value; |
| if (value.type == READSTAT_TYPE_INT16) |
| return value.v.i16_value; |
| if (value.type == READSTAT_TYPE_INT8) |
| return value.v.i8_value; |
|
|
| return 0; |
| } |
|
|
| int32_t readstat_int32_value(readstat_value_t value) { |
| if (readstat_value_is_system_missing(value)) |
| return 0; |
|
|
| if (value.type == READSTAT_TYPE_DOUBLE) |
| return (int32_t)value.v.double_value; |
| if (value.type == READSTAT_TYPE_FLOAT) |
| return (int32_t)value.v.float_value; |
| if (value.type == READSTAT_TYPE_INT32) |
| return value.v.i32_value; |
| if (value.type == READSTAT_TYPE_INT16) |
| return value.v.i16_value; |
| if (value.type == READSTAT_TYPE_INT8) |
| return value.v.i8_value; |
|
|
| return 0; |
| } |
|
|
| float readstat_float_value(readstat_value_t value) { |
| if (readstat_value_is_system_missing(value)) |
| return NAN; |
|
|
| if (value.type == READSTAT_TYPE_DOUBLE) |
| return (float)value.v.double_value; |
| if (value.type == READSTAT_TYPE_FLOAT) |
| return value.v.float_value; |
| if (value.type == READSTAT_TYPE_INT32) |
| return value.v.i32_value; |
| if (value.type == READSTAT_TYPE_INT16) |
| return value.v.i16_value; |
| if (value.type == READSTAT_TYPE_INT8) |
| return value.v.i8_value; |
|
|
| return value.v.float_value; |
| } |
|
|
| double readstat_double_value(readstat_value_t value) { |
| if (readstat_value_is_system_missing(value)) |
| return NAN; |
|
|
| if (value.type == READSTAT_TYPE_DOUBLE) |
| return value.v.double_value; |
| if (value.type == READSTAT_TYPE_FLOAT) |
| return value.v.float_value; |
| if (value.type == READSTAT_TYPE_INT32) |
| return value.v.i32_value; |
| if (value.type == READSTAT_TYPE_INT16) |
| return value.v.i16_value; |
| if (value.type == READSTAT_TYPE_INT8) |
| return value.v.i8_value; |
|
|
| return NAN; |
| } |
|
|
| const char *readstat_string_value(readstat_value_t value) { |
| if (readstat_value_type(value) == READSTAT_TYPE_STRING) |
| return value.v.string_value; |
|
|
| return NULL; |
| } |
|
|
