Add CONFIG prefix to DYNAMIC_CRC_TABLE and implement it in
Kconfig.
Signed-off-by: Faiz Abbas <[email protected]>
---
lib/Kconfig | 6 ++++++
lib/crc32.c | 6 +++---
2 files changed, 9 insertions(+), 3 deletions(-)
diff --git a/lib/Kconfig b/lib/Kconfig
index 710deb7..f76656b 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -15,6 +15,12 @@ config CC_OPTIMIZE_LIBS_FOR_SPEED
If unsure, say N.
+config DYNAMIC_CRC_TABLE
+ bool "Enable Dynamic tables for CRC"
+ help
+ Enable this option to calculate entries for CRC tables at runtime.
+ This can be helpful when reducing the size of the build image
+
config HAVE_PRIVATE_LIBGCC
bool
diff --git a/lib/crc32.c b/lib/crc32.c
index 9759212..7f545fd 100644
--- a/lib/crc32.c
+++ b/lib/crc32.c
@@ -26,7 +26,7 @@
#define tole(x) cpu_to_le32(x)
-#ifdef DYNAMIC_CRC_TABLE
+#ifdef CONFIG_DYNAMIC_CRC_TABLE
local int crc_table_empty = 1;
local uint32_t crc_table[256];
@@ -157,7 +157,7 @@ tole(0xb40bbe37L), tole(0xc30c8ea1L), tole(0x5a05df1bL),
tole(0x2d02ef8dL)
*/
const uint32_t * ZEXPORT get_crc_table()
{
-#ifdef DYNAMIC_CRC_TABLE
+#ifdef CONFIG_DYNAMIC_CRC_TABLE
if (crc_table_empty) make_crc_table();
#endif
return (const uint32_t *)crc_table;
@@ -181,7 +181,7 @@ uint32_t ZEXPORT crc32_no_comp(uint32_t crc, const Bytef
*buf, uInt len)
const uint32_t *tab = crc_table;
const uint32_t *b =(const uint32_t *)buf;
size_t rem_len;
-#ifdef DYNAMIC_CRC_TABLE
+#ifdef CONFIG_DYNAMIC_CRC_TABLE
if (crc_table_empty)
make_crc_table();
#endif
--
2.7.4
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