string.h File Reference

String functions. More...

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Functions
	FILE_LICENCE (GPL2_OR_LATER_OR_UBDL)
	FILE_SECBOOT (PERMITTED)
unsigned int	digit_value (unsigned int digit)
	Calculate digit value.

Detailed Description

String functions.

Definition in file string.h.

Function Documentation

FILE_LICENCE()

FILE_LICENCE

(

GPL2_OR_LATER_OR_UBDL

)

FILE_SECBOOT()

FILE_SECBOOT

(

PERMITTED

)

digit_value()

unsigned int digit_value ( unsigned int character )

extern

Calculate digit value.

Parameters

character

Digit character

Return values

digit

Digit value

Invalid digits will be returned as a value greater than or equal to the numeric base.

Definition at line 427 of file string.c.

                                                    {
 
        if ( character >= 'a' )
                return ( character - ( 'a' - 10 ) );
        if ( character >= 'A' )
                return ( character - ( 'A' - 10 ) );
        if ( character <= '9' )
                return ( character - '0' );
        return character;
}

Referenced by hex_decode(), string_test_exec(), strtoul(), and strtoull().