diff options
| author | Denis Vlasenko | 2007-06-12 07:24:11 +0000 |
|---|---|---|
| committer | Denis Vlasenko | 2007-06-12 07:24:11 +0000 |
| commit | aa198dd39cad6cb41fbf6c8b64301b581a9ba206 (patch) | |
| tree | 52e694aa0738e3c4b0bc110fce1a76e6a2285bf6 | |
| parent | 745119605e2ecdffad1def6aaabfc8f6d270209e (diff) | |
| download | busybox-aa198dd39cad6cb41fbf6c8b64301b581a9ba206.zip busybox-aa198dd39cad6cb41fbf6c8b64301b581a9ba206.tar.gz | |
uudecode: nuke duplicate base64_table[]. saves 65 bytes
| -rw-r--r-- | coreutils/uudecode.c | 13 | ||||
| -rw-r--r-- | libbb/uuencode.c | 5 |
2 files changed, 10 insertions, 8 deletions
diff --git a/coreutils/uudecode.c b/coreutils/uudecode.c index 287386d..2dd8f94 100644 --- a/coreutils/uudecode.c +++ b/coreutils/uudecode.c @@ -68,8 +68,6 @@ static void read_stduu(FILE *src_stream, FILE *dst_stream) static void read_base64(FILE *src_stream, FILE *dst_stream) { - static const char base64_table[] = - "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=\n"; int term_count = 1; while (1) { @@ -80,17 +78,20 @@ static void read_base64(FILE *src_stream, FILE *dst_stream) char *table_ptr; int ch; - /* Get next _valid_ character */ + /* Get next _valid_ character. + * global vector bb_uuenc_tbl_base64[] contains this string: + * "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=\n" + */ do { ch = fgetc(src_stream); if (ch == EOF) { bb_error_msg_and_die("short file"); } - table_ptr = strchr(base64_table, ch); + table_ptr = strchr(bb_uuenc_tbl_base64, ch); } while (table_ptr == NULL); - /* Convert encoded charcter to decimal */ - ch = table_ptr - base64_table; + /* Convert encoded character to decimal */ + ch = table_ptr - bb_uuenc_tbl_base64; if (*table_ptr == '=') { if (term_count == 0) { diff --git a/libbb/uuencode.c b/libbb/uuencode.c index 3840120..bbb92d6 100644 --- a/libbb/uuencode.c +++ b/libbb/uuencode.c @@ -8,7 +8,7 @@ #include "libbb.h" /* Conversion table. for base 64 */ -const char bb_uuenc_tbl_base64[65] = { +const char bb_uuenc_tbl_base64[65 + 2] = { 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', @@ -17,7 +17,8 @@ const char bb_uuenc_tbl_base64[65] = { 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '+', '/', - '=' /* termination character */ + '=' /* termination character */, + '\n', '\0' /* needed for uudecode.c */ }; const char bb_uuenc_tbl_std[65] = { |