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Added CONFIG_NO_AES_EXTRAS for hostapd

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This allows unneeded AES routines to be removed from the build to reduce
binary size.
This commit is contained in:
Jouni Malinen 2009-01-12 15:15:35 +02:00 committed by Jouni Malinen
parent bc521fac13
commit 03ba2cb4c6
2 changed files with 12 additions and 0 deletions
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8
hostapd/Makefile
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@ -528,6 +528,14 @@ ifdef CONFIG_NO_STDOUT_DEBUG
CFLAGS += -DCONFIG_NO_STDOUT_DEBUG CFLAGS += -DCONFIG_NO_STDOUT_DEBUG
endif endif
ifdef CONFIG_NO_AES_EXTRAS
CFLAGS += -DCONFIG_NO_AES_UNWRAP
CFLAGS += -DCONFIG_NO_AES_CTR -DCONFIG_NO_AES_OMAC1
CFLAGS += -DCONFIG_NO_AES_EAX -DCONFIG_NO_AES_CBC
CFLAGS += -DCONFIG_NO_AES_DECRYPT
CFLAGS += -DCONFIG_NO_AES_ENCRYPT_BLOCK
endif
ALL=hostapd hostapd_cli ALL=hostapd hostapd_cli
all: verify_config $(ALL) all: verify_config $(ALL)

4
src/crypto/aes_wrap.c
View File

@ -86,6 +86,8 @@ int aes_wrap(const u8 *kek, int n, const u8 *plain, u8 *cipher)
#endif /* CONFIG_NO_AES_WRAP */ #endif /* CONFIG_NO_AES_WRAP */
#ifndef CONFIG_NO_AES_UNWRAP
/** /**
* aes_unwrap - Unwrap key with AES Key Wrap Algorithm (128-bit KEK) (RFC3394) * aes_unwrap - Unwrap key with AES Key Wrap Algorithm (128-bit KEK) (RFC3394)
* @kek: Key encryption key (KEK) * @kek: Key encryption key (KEK)
@ -145,6 +147,8 @@ int aes_unwrap(const u8 *kek, int n, const u8 *cipher, u8 *plain)
return 0; return 0;
} }
#endif /* CONFIG_NO_AES_UNWRAP */
#define BLOCK_SIZE 16 #define BLOCK_SIZE 16