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dix: rpcbuf: add getter for 4-byte units needed to store buffer contents

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add x_rpcbuf_wsize_units() to retrieve the amount of data written into
the buffer - in 4-byte units.

Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>
This commit is contained in:
Enrico Weigelt, metux IT consult
2025-07-18 23:38:41 +02:00
committed by Enrico Weigelt
parent 84b8ac1b33
commit b1edd361a0
1 changed files with 11 additions and 0 deletions
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11
dix/rpcbuf_priv.h
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@@ -7,6 +7,7 @@
#include <stddef.h>
#include "include/misc.h"
#include "include/os.h"
/*
@@ -216,4 +217,14 @@ Bool x_rpcbuf_write_CARD16s(struct x_rpcbuf *rpcbuf, const CARD16 *values,
Bool x_rpcbuf_write_CARD32s(struct x_rpcbuf *rpcbuf, const CARD32 *values,
size_t count) _X_ATTRIBUTE_NONNULL_ARG(1);
/*
* retrieve number of 4-byte-units (padded) of data written in the buffer
*
* @param rpcbuf pointer to struct x_rpcbuf to operate on
* @return number of 4-byte units (w/ padding) written into the buffer
*/
static inline size_t x_rpcbuf_wsize_units(struct x_rpcbuf *rpcbuf) {
return bytes_to_int32(pad_to_int32(rpcbuf->wpos));
}
#endif /* _XSERVER_DIX_RPCBUF_PRIV_H */