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ruanhaishen
Tiny AES C
Commits
b23d9391
Commit
b23d9391
authored
Jul 12, 2014
by
kokke
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Update README.md
parent
30c47c71
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b23d9391
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@@ -9,7 +9,7 @@ void AES128_ECB_encrypt(uint8_t* input, uint8_t* key, uint8_t *output);
void AES128_ECB_decrypt(uint8_t* input, uint8_t* key, uint8_t *output);
```
The module uses just a bit more than 200 bytes of RAM and 2.5K ROM when compiled for ARM (
<
2K for Thumb but YMMV).
The module uses just a bit more than 200 bytes of RAM and 2.5K ROM when compiled for ARM (
~
2K for Thumb but YMMV).
It is the smallest implementation in C I've seen yet, but do contact me if you know of something smaller (or have improvements to the code here).
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@@ -27,7 +27,7 @@ GCC size output when compiled for ARM:
2515 0 204 2719 a9f aes.o
.. and when compiling for the THUMB instruction set, we end up a
t just below
2K in code size.
.. and when compiling for the THUMB instruction set, we end up a
round
2K in code size.
$ arm-none-eabi-gcc -mthumb -Os -c aes.c
$ size aes.o
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