Audio buffer, mixer and sink improvements

Signed-off-by: Andrew Opalach <andrew@akon.city>

1 files changed, 2 insertions, 0 deletions

diff --git a/src/cache/handle.c b/src/cache/handle.c
index dddf172..98bc2fa 100644
--- a/src/cache/handle.c
+++ b/src/cache/handle.c
@@ -38,6 +38,7 @@ s32 cch_handle_read(struct cch_handle *handle, u8 *buf, s32 size)
         return CAMU_ERR_EOF;
     }
     struct cch_backing *backing = handle->entry->backing;
+    al_assert(size >= 0);
     size_t available = (size_t)size;
     if (backing->mode == CACHE_BACKING_MAPPED) {
         u8 *ptr = backing->get_ptr(backing, handle->pointer, &available);
@@ -49,6 +50,7 @@ s32 cch_handle_read(struct cch_handle *handle, u8 *buf, s32 size)
         backing->read(backing, buf, handle->pointer, &available);
     }
     handle->pointer += available;
+    al_assert(available <= INT32_MAX);
     return available > 0 ? (s32)available : CAMU_ERR_EOF;
 }