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libbb: merge mail and uudecode's base64 decoders

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function                                             old     new   delta
read_base64                                            -     378    +378
uudecode_main                                        306     315      +9
parse                                                953     958      +5
read_stduu                                           250     254      +4
base64_main                                          217     219      +2
read_base64                                          358       -    -358
decode_base64                                        371       -    -371
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(add/remove: 2/2 grow/shrink: 4/0 up/down: 398/-729)         Total: -331 bytes

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
This commit is contained in:
Denys Vlasenko
2010-09-16 17:51:13 +02:00
parent 52e460b744
commit 9fe98f701d
6 changed files with 90 additions and 139 deletions
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6
include/libbb.h
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@@ -1505,6 +1505,12 @@ unsigned get_cpu_count(void) FAST_FUNC;
extern const char bb_uuenc_tbl_base64[];
extern const char bb_uuenc_tbl_std[];
void bb_uuencode(char *store, const void *s, int length, const char *tbl) FAST_FUNC;
enum {
BASE64_FLAG_UU_STOP = 0x100,
/* Sign-extends to a value which never matches fgetc result: */
BASE64_FLAG_NO_STOP_CHAR = 0x80,
};
void FAST_FUNC read_base64(FILE *src_stream, FILE *dst_stream, int flags);
typedef struct sha1_ctx_t {
uint32_t hash[8]; /* 5, +3 elements for sha256 */