Rockbox open source high quality audio player as a Music Player Daemon
mpris
rockbox
mpd
libadwaita
audio
rust
zig
deno
buflib: add handle_to_block_end
Change-Id: I598cf32bc8cd08ab4bca3827645e0a38b284468f
+15
-1
+15
-1
firmware/buflib.c
+15
-1
firmware/buflib.c
···
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ctx->compact = false;
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}
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static inline
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union buflib_data* handle_to_block_end(struct buflib_context *ctx, int handle)
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{
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void *ptr = buflib_get_data(ctx, handle);
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/* this is a valid case for shrinking if handle
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* was freed by the shrink callback */
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if (!ptr)
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return NULL;
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union buflib_data *data = ALIGN_DOWN(ptr, sizeof(*data));
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return data;
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}
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/* Get the start block of an allocation */
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static inline
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union buflib_data* handle_to_block(struct buflib_context* ctx, int handle)
···
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const char* buflib_get_name(struct buflib_context *ctx, int handle)
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{
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union buflib_data *data = ALIGN_DOWN(buflib_get_data(ctx, handle), sizeof (*data));
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union buflib_data *data = handle_to_block_end(ctx, handle);
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size_t len = data[-bidx_BSIZE].val;
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if (len <= BUFLIB_NUM_FIELDS)
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return NULL;