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buffer: add buffer_init

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Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Peter Lieven <pl@kamp.de>
Reviewed-by: Daniel P. Berrange <berrange@redhat.com>
Message-id: 1446203414-4013-3-git-send-email-kraxel@redhat.com
This commit is contained in:
Gerd Hoffmann
2015-10-30 12:09:57 +01:00
parent 5c10dbb7b5
commit 810082d15c
2 changed files with 23 additions and 0 deletions
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11
util/buffer.c
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@@ -22,6 +22,15 @@
#define BUFFER_MIN_INIT_SIZE 4096
void buffer_init(Buffer *buffer, const char *name, ...)
{
va_list ap;
va_start(ap, name);
buffer->name = g_strdup_vprintf(name, ap);
va_end(ap);
}
void buffer_reserve(Buffer *buffer, size_t len)
{
if ((buffer->capacity - buffer->offset) < len) {
@@ -49,9 +58,11 @@ void buffer_reset(Buffer *buffer)
void buffer_free(Buffer *buffer)
{
g_free(buffer->buffer);
g_free(buffer->name);
buffer->offset = 0;
buffer->capacity = 0;
buffer->buffer = NULL;
buffer->name = NULL;
}
void buffer_append(Buffer *buffer, const void *data, size_t len)