[PATCH 12/15] worker: don't use weird RedCompressedBuf nbytes shifting

[Frediano Ziglio <fziglio@xxxxxxxxxx>]

From: Marc-André Lureau <marcandre.lureau@xxxxxxxxx>

---
 server/display-channel.h |  3 +--
 server/red_worker.c      | 18 +++++++++---------
 2 files changed, 10 insertions(+), 11 deletions(-)

diff --git a/server/display-channel.h b/server/display-channel.h
index 7c62a62..f1f4e3a 100644
--- a/server/display-channel.h
+++ b/server/display-channel.h
@@ -70,10 +70,9 @@
 #define NUM_STREAMS 50
 #define NUM_SURFACES 10000
 
-#define RED_COMPRESS_BUF_SIZE (1024 * 64)
 typedef struct RedCompressBuf RedCompressBuf;
 struct RedCompressBuf {
-    uint32_t buf[RED_COMPRESS_BUF_SIZE / 4];
+    uint8_t buf[64 * 1024];
     RedCompressBuf *next;
     RedCompressBuf *send_next;
 };
diff --git a/server/red_worker.c b/server/red_worker.c
index cf72100..83e0fa0 100644
--- a/server/red_worker.c
+++ b/server/red_worker.c
@@ -3888,7 +3888,7 @@ static void glz_usr_free(GlzEncoderUsrContext *usr, void *ptr)
     free(ptr);
 }
 
-static inline int encoder_usr_more_space(EncoderData *enc_data, uint32_t **io_ptr)
+static int encoder_usr_more_space(EncoderData *enc_data, uint8_t **io_ptr)
 {
     RedCompressBuf *buf;
 
@@ -3899,31 +3899,31 @@ static inline int encoder_usr_more_space(EncoderData *enc_data, uint32_t **io_pt
     enc_data->bufs_tail = buf;
     buf->send_next = NULL;
     *io_ptr = buf->buf;
-    return sizeof(buf->buf) >> 2;
+    return sizeof(buf->buf);
 }
 
 static int quic_usr_more_space(QuicUsrContext *usr, uint32_t **io_ptr, int rows_completed)
 {
     EncoderData *usr_data = &(((QuicData *)usr)->data);
-    return encoder_usr_more_space(usr_data, io_ptr);
+    return encoder_usr_more_space(usr_data, (uint8_t **)io_ptr) / sizeof(uint32_t);
 }
 
 static int lz_usr_more_space(LzUsrContext *usr, uint8_t **io_ptr)
 {
     EncoderData *usr_data = &(((LzData *)usr)->data);
-    return (encoder_usr_more_space(usr_data, (uint32_t **)io_ptr) << 2);
+    return encoder_usr_more_space(usr_data, io_ptr);
 }
 
 static int glz_usr_more_space(GlzEncoderUsrContext *usr, uint8_t **io_ptr)
 {
     EncoderData *usr_data = &(((GlzData *)usr)->data);
-    return (encoder_usr_more_space(usr_data, (uint32_t **)io_ptr) << 2);
+    return encoder_usr_more_space(usr_data, io_ptr);
 }
 
 static int jpeg_usr_more_space(JpegEncoderUsrContext *usr, uint8_t **io_ptr)
 {
     EncoderData *usr_data = &(((JpegData *)usr)->data);
-    return (encoder_usr_more_space(usr_data, (uint32_t **)io_ptr) << 2);
+    return encoder_usr_more_space(usr_data, io_ptr);
 }
 
 #ifdef USE_LZ4
@@ -3937,7 +3937,7 @@ static int lz4_usr_more_space(Lz4EncoderUsrContext *usr, uint8_t **io_ptr)
 static int zlib_usr_more_space(ZlibEncoderUsrContext *usr, uint8_t **io_ptr)
 {
     EncoderData *usr_data = &(((ZlibData *)usr)->data);
-    return (encoder_usr_more_space(usr_data, (uint32_t **)io_ptr) << 2);
+    return encoder_usr_more_space(usr_data, io_ptr);
 }
 
 static inline int encoder_usr_more_lines(EncoderData *enc_data, uint8_t **lines)
@@ -4591,8 +4591,8 @@ static inline int red_quic_compress_image(DisplayChannelClient *dcc, SpiceImage
         stride = -src->stride;
     }
     size = quic_encode(quic, type, src->x, src->y, NULL, 0, stride,
-                       quic_data->data.bufs_head->buf,
-                       sizeof(quic_data->data.bufs_head->buf) >> 2);
+                       (uint32_t*)quic_data->data.bufs_head->buf,
+                       sizeof(quic_data->data.bufs_head->buf) / sizeof(uint32_t));
 
     // the compressed buffer is bigger than the original data
     if ((size << 2) > (src->y * src->stride)) {
-- 
2.4.3

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