STOI(9F) Kernel Functions for Drivers STOI(9F)

NAME

stoi, numtos - convert between an integer and a decimal string

SYNOPSIS

#include <sys/ddi.h>

int stoi(char **str);


void numtos(unsigned long num, char *s);

INTERFACE LEVEL

illumos DDI specific (illumos DDI).

PARAMETERS

str
Pointer to a character string to be converted.


num
Decimal number to be converted to a character string.


s
Character buffer to hold converted decimal number.

DESCRIPTION

stoi()
The stoi() function returns the integer value of a string of decimal
numeric characters beginning at **str. No overflow checking is done.
*str is updated to point at the last character examined.

numtos()
The numtos() function converts a long into a null-terminated
character string. No bounds checking is done. The caller must ensure
there is enough space to hold the result.

RETURN VALUES

The stoi() function returns the integer value of the string str.

CONTEXT

The stoi() function can be called from user, interrupt, or kernel
context.

SEE ALSO

Writing Device Drivers

NOTES

The stoi() function handles only positive integers; it does not
handle leading minus signs.

January 16, 2006 STOI(9F)