[netwatch.git] / grubload / minilib.c

#include "console.h"

void memcpy(unsigned char *a2, unsigned char *a1, int bytes)
{
	while (bytes--)
		*(a2++) = *(a1++);
}

void memmove(unsigned char *dest, unsigned char *src, int bytes)
{
	if ((dest > src) && (dest <= (src + bytes)))
	{
		/* do it backwards! */
		dest += bytes;
		src += bytes;
		while (bytes--)
			*(--dest) = *(--src);
	} else
		while (bytes--)
			*(dest++) = *(src++);
}

int strlen(char *c)
{
	int l = 0;
	while (*(c++))
		l++;
	return l;
}

void puts(char *c)
{
	putbytes(c, strlen(c));
}

static char hexarr[] = "0123456789ABCDEF";
void puthex(unsigned long l)
{
	int i;
	for (i = 0; i < 8; i++)
	{
		putbyte(hexarr[l >> 28]);
		l <<= 4;
	}
}
Commit	Line	Data
9b8c947b JW	1	#include "console.h"
	2
	3	void memcpy(unsigned char a2, unsigned char a1, int bytes)
	4	{
	5	while (bytes--)
	6	(a2++) = (a1++);
	7	}
	8
	9	void memmove(unsigned char dest, unsigned char src, int bytes)
	10	{
	11	if ((dest > src) && (dest <= (src + bytes)))
	12	{
	13	/* do it backwards! */
	14	dest += bytes;
	15	src += bytes;
	16	while (bytes--)
	17	(--dest) = (--src);
	18	} else
	19	while (bytes--)
	20	(dest++) = (src++);
	21	}
	22
	23	int strlen(char *c)
	24	{
	25	int l = 0;
	26	while (*(c++))
	27	l++;
	28	return l;
	29	}
	30
	31	void puts(char *c)
	32	{
	33	putbytes(c, strlen(c));
	34	}
	35
	36	static char hexarr[] = "0123456789ABCDEF";
	37	void puthex(unsigned long l)
	38	{
	39	int i;
	40	for (i = 0; i < 8; i++)
	41	{
	42	putbyte(hexarr[l >> 28]);
	43	l <<= 4;
	44	}
	45	}