diff options
author | lonkaars <loek@pipeframe.xyz> | 2022-05-29 19:41:16 +0200 |
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committer | lonkaars <loek@pipeframe.xyz> | 2022-05-29 19:41:16 +0200 |
commit | 4227c0d62e6df83e96c2b5fa62a8a743d4d96c8f (patch) | |
tree | 22b8115111dfc5439c6d024d2c69ee9add07152e /shared/bin.h | |
parent | 1c7c0bd747c839fb1e449e98cec942894821addf (diff) |
funky pointer magic to optimize memory usage
Diffstat (limited to 'shared/bin.h')
-rw-r--r-- | shared/bin.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/shared/bin.h b/shared/bin.h index 48485c8..1eaa2a7 100644 --- a/shared/bin.h +++ b/shared/bin.h @@ -13,6 +13,13 @@ extern uint8_t g_w2_endianness; +#define W2_CAST_BIN(type, in, out) type *out = (type*) &in->data; +#define W2_CREATE_MSG_BIN(type, normal, bin) \ + W2_CREATE_MSG_SIZE_BIN(type, sizeof(type), normal, bin) +#define W2_CREATE_MSG_SIZE_BIN(type, size, normal, bin) \ + w2_s_bin* bin = malloc(size); \ + type* normal = (type*) &bin->data; + typedef struct { uint16_t bytes; uint8_t data[]; |