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#include <linux/types.h> void * memset(void * s, int c, size_t count) { void *xs = s; size_t temp; if (!count) return xs; c &= 0xff; c |= c << 8; c |= c << 16; if ((long) s & 1) { char *cs = s; *cs++ = c; s = cs; count--; } if (count > 2 && (long) s & 2) { short *ss = s; *ss++ = c; s = ss; count -= 2; } temp = count >> 2; if (temp) { long *ls = s; for (; temp; temp--) *ls++ = c; s = ls; } if (count & 2) { short *ss = s; *ss++ = c; s = ss; } if (count & 1) { char *cs = s; *cs = c; } return xs; } |