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BITMAP_SCNLISTPRINTF(9) Basic Kernel Library Functions BITMAP_SCNLISTPRINTF(9)

NAME

bitmap_scnlistprintf - convert bitmap to list format ASCII string

SYNOPSIS

int bitmap_scnlistprintf(char * buf, unsigned int buflen, const unsigned long * maskp, int nmaskbits);

ARGUMENTS

buf
byte buffer into which string is placed
buflen
reserved size of buf, in bytes
maskp
pointer to bitmap to convert
nmaskbits
size of bitmap, in bits

DESCRIPTION

Output format is a comma-separated list of decimal numbers and ranges. Consecutively set bits are shown as two hyphen-separated decimal numbers, the smallest and largest bit numbers set in the range. Output format is compatible with the format accepted as input by bitmap_parselist.
The return value is the number of characters which were written to *buf excluding the trailing '\0', as per ISO C99's scnprintf.

COPYRIGHT

May 2018 Kernel Hackers Manual 3.16