X-Git-Url: https://git.kernelconcepts.de/?a=blobdiff_plain;f=lib%2FKconfig;h=bb0fa27189f683bad75618c8bcb72bccd6632e01;hb=aafa75a843ba15530d957cb8f61c22165167612b;hp=a1f30a2c4ef0931483cf80010ef0674ea5dbbb58;hpb=d9f23c7fe20fced0a84713d5084a6d2896463257;p=karo-tx-uboot.git

diff --git a/lib/Kconfig b/lib/Kconfig
index a1f30a2c4e..bb0fa27189 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -8,6 +8,9 @@ config CC_OPTIMIZE_LIBS_FOR_SPEED
 
 	  If unsure, say N.
 
+config LIB_RAND
+	bool
+
 config HAVE_PRIVATE_LIBGCC
 	bool
 
@@ -27,6 +30,59 @@ config SYS_HZ
 	  get_timer() must operate in milliseconds and this option must be
 	  set to 1000.
 
+config SYS_VSNPRINTF
+	bool "Enable safe version of sprintf()"
+	help
+	  Since sprintf() can overflow its buffer, it is common to use
+	  snprintf() instead, which knows the buffer size and can avoid
+	  overflow. However, this does increase code size slightly (for
+	  Thumb-2, about 420 bytes). Enable this option for safety when
+	  using sprintf() with data you do not control.
+
+config REGEX
+	bool "Enable regular expression support"
+	help
+	  If this variable is defined, U-Boot is linked against the
+	  SLRE (Super Light Regular Expression) library, which adds
+	  regex support to some commands, for example "env grep" and
+	  "setexpr".
+
 source lib/rsa/Kconfig
 
+menu "Hashing Support"
+
+config SHA1
+	bool "Enable SHA1 support"
+	help
+	  This option enables support of hashing using SHA1 algorithm.
+	  The hash is calculated in software.
+	  The SHA1 algorithm produces a 160-bit (20-byte) hash value
+	  (digest).
+
+config SHA256
+	bool "Enable SHA256 support"
+	help
+	  This option enables support of hashing using SHA256 algorithm.
+	  The hash is calculated in software.
+	  The SHA256 algorithm produces a 256-bit (32-byte) hash value
+	  (digest).
+
+config SHA_HW_ACCEL
+	bool "Enable hashing using hardware"
+	help
+	  This option enables hardware acceleration
+	  for SHA1/SHA256 hashing.
+	  This affects the 'hash' command and also the
+	  hash_lookup_algo() function.
+
+config SHA_PROG_HW_ACCEL
+	bool "Enable Progressive hashing support using hardware"
+	depends on SHA_HW_ACCEL
+	help
+	  This option enables hardware-acceleration for
+	  SHA1/SHA256 progressive hashing.
+	  Data can be streamed in a block at a time and the hashing
+	  is performed in hardware.
+endmenu
+
 endmenu