crc32.h File Reference

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Macros
#define	crc32(buf)   ltree_crc32_sz((buf),strlen(buf))

Functions
unsigned int	ltree_crc32_sz (const char *buf, int size)

Macro Definition Documentation

crc32

#define crc32

(

buf

)

ltree_crc32_sz((buf),strlen(buf))

Definition at line 10 of file crc32.h.

Function Documentation

ltree_crc32_sz()

unsigned int ltree_crc32_sz	(	const char *	buf,
		int	size
	)

Definition at line 24 of file crc32.c.

{
    pg_crc32    crc;
    const char *p = buf;
 
    INIT_TRADITIONAL_CRC32(crc);
    while (size > 0)
    {
        char        c = (char) TOLOWER(*p);
 
        COMP_TRADITIONAL_CRC32(crc, &c, 1);
        size--;
        p++;
    }
    FIN_TRADITIONAL_CRC32(crc);
    return (unsigned int) crc;
}

References buf, COMP_TRADITIONAL_CRC32, crc, FIN_TRADITIONAL_CRC32, INIT_TRADITIONAL_CRC32, and TOLOWER.

Referenced by gist_te(), hashing(), parse_lquery(), and pushval_asis().