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Lines Matching refs:buf

46 buf_init(struct buffer *buf)
48 	buf->ptr = buf->bptr = calloc(BUF_SIZE, sizeof(*buf->ptr));
49 	if (buf->ptr == NULL)
51 	buf->eptr = buf->ptr + BUF_SIZE;
55 buf_end(struct buffer *buf)
57 	free(buf->bptr);
61 buf_grow(struct buffer *buf, size_t minsize)
64 	size_t len = (buf->eptr - buf->bptr) + 
66 	wchar_t *nptr = realloc(buf->bptr, len * sizeof(*buf->ptr));
71 	if (nptr == buf->bptr) {
72 		buf->eptr = buf->bptr + len;
76 	diff = nptr - buf->bptr;
77 	buf->bptr += diff;
78 	buf->eptr = buf->bptr + len;
79 	buf->ptr += diff;
83 buf_putc(struct buffer *buf, wchar_t c)
85 	if (buf->ptr >= buf->eptr)
86 		buf_grow(buf, 1);
87 	*buf->ptr++ = c;
91 buf_reset(struct buffer *buf)
93 	buf->ptr = buf->bptr;
97 buf_unputc(struct buffer *buf)
99 	return buf->ptr > buf->bptr ? *--buf->ptr : '\0';