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| author | Mario Six <mario.six@gdsys.cc> | 2019-01-28 09:43:43 +0100 |
|---|---|---|
| committer | Mario Six <mario.six@gdsys.cc> | 2019-05-21 07:52:34 +0200 |
| commit | 32dbe8c58a28ea4cd1c9370be9e99fd644b9d5a7 (patch) | |
| tree | f304aaa9286a906c68ad8cb0c27ad28ca28b5932 /cmd/binop.c | |
| parent | 29dada9c2e1637aede9985ded2959342e2d4a458 (diff) | |
| download | u-boot-32dbe8c58a28ea4cd1c9370be9e99fd644b9d5a7.zip u-boot-32dbe8c58a28ea4cd1c9370be9e99fd644b9d5a7.tar.gz u-boot-32dbe8c58a28ea4cd1c9370be9e99fd644b9d5a7.tar.bz2 | |
cmd: binop: Use hex2bin
Use the new hex2bin function in the binop command instead of converting
the data manually.
Signed-off-by: Mario Six <mario.six@gdsys.cc>
Reviewed-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'cmd/binop.c')
| -rw-r--r-- | cmd/binop.c | 28 |
1 files changed, 3 insertions, 25 deletions
diff --git a/cmd/binop.c b/cmd/binop.c index be780bf..116a2c0 100644 --- a/cmd/binop.c +++ b/cmd/binop.c @@ -2,6 +2,7 @@ #include <common.h> #include <command.h> +#include <hexdump.h> #include <malloc.h> #include <mapmem.h> #include <linux/ctype.h> @@ -31,38 +32,15 @@ void write_to_env_var(char *varname, u8 *result, ulong len) free(str_output); } -void decode_hexstring(char *hexstr, u8 *result) -{ - int i; - int acc = 0; - - for (i = 0; i < strlen(hexstr); ++i) { - char d = hexstr[i]; - int value; - - if (isdigit(d)) - value = (d - '0'); - else - value = (islower(d) ? toupper(d) : d) - 'A' + 10; - - if (i % 2 == 0) { - acc = value * 16; - } else { - result[i / 2] = acc + value; - acc = 0; - } - } -} - void read_from_env_var(char *varname, u8 *result) { char *str_value; str_value = env_get(varname); if (str_value) - decode_hexstring(str_value, result); + hex2bin(result, str_value, strlen(str_value) / 2); else - decode_hexstring(varname, result); + hex2bin(result, varname, strlen(varname) / 2); } void read_from_mem(ulong addr, u8 *result, ulong len) |