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Nuke unused buffer functions. Found by lint.

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Also remove some old debug output which was #if 0.
This commit is contained in:
Nicholas Marriott
2009-06-25 06:05:47 +00:00
parent 9144d30848
commit ed8350422e
3 changed files with 0 additions and 138 deletions
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85
buffer.c
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@ -47,14 +47,6 @@ buffer_destroy(struct buffer *b)
xfree(b);
}
/* Empty a buffer. */
void
buffer_clear(struct buffer *b)
{
b->size = 0;
b->off = 0;
}
/* Ensure free space for size in buffer. */
void
buffer_ensure(struct buffer *b, size_t size)
@ -91,18 +83,6 @@ buffer_add(struct buffer *b, size_t size)
b->size += size;
}
/* Reverse buffer add. */
void
buffer_reverse_add(struct buffer *b, size_t size)
{
if (size == 0)
fatalx("zero size");
if (size > b->size)
fatalx("underflow");
b->size -= size;
}
/* Adjust buffer after data removed. */
void
buffer_remove(struct buffer *b, size_t size)
@ -116,50 +96,6 @@ buffer_remove(struct buffer *b, size_t size)
b->off += size;
}
/* Reverse buffer remove. */
void
buffer_reverse_remove(struct buffer *b, size_t size)
{
if (size == 0)
fatalx("zero size");
if (size > b->off)
fatalx("overflow");
b->size += size;
b->off -= size;
}
/* Insert a section into the buffer. */
void
buffer_insert_range(struct buffer *b, size_t base, size_t size)
{
if (size == 0)
fatalx("zero size");
if (base > b->size)
fatalx("range outside buffer");
buffer_ensure(b, size);
memmove(b->base + b->off + base + size,
b->base + b->off + base, b->size - base);
b->size += size;
}
/* Delete a section from the buffer. */
void
buffer_delete_range(struct buffer *b, size_t base, size_t size)
{
if (size == 0)
fatalx("zero size");
if (size > b->size)
fatalx("size too big");
if (base + size > b->size)
fatalx("range outside buffer");
memmove(b->base + b->off + base,
b->base + b->off + base + size, b->size - base - size);
b->size -= size;
}
/* Copy data into a buffer. */
void
buffer_write(struct buffer *b, const void *data, size_t size)
@ -194,16 +130,6 @@ buffer_write8(struct buffer *b, uint8_t n)
buffer_add(b, 1);
}
/* Store a 16-bit value. */
void
buffer_write16(struct buffer *b, uint16_t n)
{
buffer_ensure(b, 2);
BUFFER_IN(b)[0] = n & 0xff;
BUFFER_IN(b)[1] = n >> 8;
buffer_add(b, 2);
}
/* Extract an 8-bit value. */
uint8_t
buffer_read8(struct buffer *b)
@ -214,14 +140,3 @@ buffer_read8(struct buffer *b)
buffer_remove(b, 1);
return (n);
}
/* Extract a 16-bit value. */
uint16_t
buffer_read16(struct buffer *b)
{
uint16_t n;
n = BUFFER_OUT(b)[0] | (BUFFER_OUT(b)[1] << 8);
buffer_remove(b, 2);
return (n);
}