nuclear@0: #include <string.h>
nuclear@0: 
nuclear@1: void memset(void *s, int c, size_t n)
nuclear@0: {
nuclear@0: 	char *ptr = s;
nuclear@1: 	while(n--) {
nuclear@0: 		*ptr++ = c;
nuclear@0: 	}
nuclear@0: }
nuclear@1: 
nuclear@4: /* Does the same thing as memset only with 16bit values.
nuclear@4:  * n in this case is the number of values, not the number of bytes.
nuclear@4:  */
nuclear@2: void memset16(void *s, int c, size_t n)
nuclear@2: {
nuclear@2: 	short *ptr = s;
nuclear@2: 	while(n--) {
nuclear@2: 		*ptr++ = c;
nuclear@2: 	}
nuclear@2: }
nuclear@2: 
nuclear@1: void *memcpy(void *dest, const void *src, size_t n)
nuclear@1: {
nuclear@1: 	char *dptr = dest;
nuclear@1: 	const char *sptr = src;
nuclear@1: 
nuclear@1: 	while(n--) {
nuclear@1: 		*dptr++ = *sptr++;
nuclear@1: 	}
nuclear@1: 	return dest;
nuclear@1: }
nuclear@1: 
nuclear@1: void *memmove(void *dest, const void *src, size_t n)
nuclear@1: {
nuclear@1: 	int i;
nuclear@1: 	char *dptr;
nuclear@1: 	const char *sptr;
nuclear@1: 
nuclear@1: 	if(dest <= src) {
nuclear@1: 		/* forward copy */
nuclear@1: 		dptr = dest;
nuclear@1: 		sptr = src;
nuclear@1: 		for(i=0; i<n; i++) {
nuclear@1: 			*dptr++ = *sptr++;
nuclear@1: 		}
nuclear@1: 	} else {
nuclear@1: 		/* backwards copy */
nuclear@1: 		dptr = dest + n - 1;
nuclear@1: 		sptr = src + n - 1;
nuclear@1: 		for(i=0; i<n; i++) {
nuclear@1: 			*dptr-- = *sptr--;
nuclear@1: 		}
nuclear@1: 	}
nuclear@1: 
nuclear@1: 	return dest;
nuclear@1: }
nuclear@5: 
nuclear@5: size_t strlen(const char *s)
nuclear@5: {
nuclear@5: 	size_t len = 0;
nuclear@5: 	while(*s++) len++;
nuclear@5: 	return len;
nuclear@5: }
nuclear@5: 
nuclear@5: char *strchr(const char *s, int c)
nuclear@5: {
nuclear@5: 	while(*s) {
nuclear@5: 		if(*s == c) {
nuclear@9: 			return (char*)s;
nuclear@5: 		}
nuclear@5: 		s++;
nuclear@5: 	}
nuclear@5: 	return 0;
nuclear@5: }
nuclear@5: 
nuclear@5: char *strrchr(const char *s, int c)
nuclear@5: {
nuclear@9: 	const char *ptr = s;
nuclear@5: 
nuclear@5: 	/* find the end */
nuclear@5: 	while(*ptr) ptr++;
nuclear@5: 
nuclear@5: 	/* go back checking for c */
nuclear@9: 	while(--ptr >= s) {
nuclear@5: 		if(*ptr == c) {
nuclear@9: 			return (char*)ptr;
nuclear@5: 		}
nuclear@5: 	}
nuclear@5: 	return 0;
nuclear@5: }
nuclear@67: 
nuclear@67: int strcmp(const char *s1, const char *s2)
nuclear@67: {
nuclear@67: 	while(*s1 && *s1 == *s2) {
nuclear@67: 		s1++;
nuclear@67: 		s2++;
nuclear@67: 	}
nuclear@67: 	return *s1 - *s2;
nuclear@67: }