str_asc.c

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/* asc function */

#include "fb.h"

FBCALL unsigned int fb_ASC( FBSTRING *str, ssize_t pos )
{
    unsigned int a;
        ssize_t len;

        if( str == NULL )
                return 0;

        len = FB_STRSIZE( str );
        if( (str->data == NULL) || (len == 0) || (pos <= 0) || (pos > len) )
                a = 0;
        else
                a = (unsigned char)str->data[pos-1];

        /* del if temp */
        fb_hStrDelTemp( str );

        return a;
}