diff options
| -rw-r--r-- | coreutils/uuencode.c | 62 | ||||
| -rw-r--r-- | include/libbb.h | 2 | ||||
| -rw-r--r-- | libbb/uuencode.c | 5 | ||||
| -rw-r--r-- | networking/wget.c | 4 |
4 files changed, 31 insertions, 42 deletions
diff --git a/coreutils/uuencode.c b/coreutils/uuencode.c index b54e317..c1458f7 100644 --- a/coreutils/uuencode.c +++ b/coreutils/uuencode.c @@ -10,64 +10,52 @@ #include "libbb.h" +enum { + SRC_BUF_SIZE = 45, /* This *MUST* be a multiple of 3 */ + DST_BUF_SIZE = 4 * ((SRC_BUF_SIZE + 2) / 3), +}; -#define SRC_BUF_SIZE 45 // This *MUST* be a multiple of 3 -#define DST_BUF_SIZE 4 * ((SRC_BUF_SIZE + 2) / 3) int uuencode_main(int argc, char **argv); int uuencode_main(int argc, char **argv) { - const size_t src_buf_size = SRC_BUF_SIZE; - const size_t dst_buf_size = DST_BUF_SIZE; - size_t write_size = dst_buf_size; struct stat stat_buf; - FILE *src_stream = stdin; + int src_fd = STDIN_FILENO; const char *tbl; - size_t size; mode_t mode; - RESERVE_CONFIG_BUFFER(src_buf, SRC_BUF_SIZE + 1); - RESERVE_CONFIG_BUFFER(dst_buf, DST_BUF_SIZE + 1); + char src_buf[SRC_BUF_SIZE]; + char dst_buf[DST_BUF_SIZE + 1]; tbl = bb_uuenc_tbl_std; + mode = 0666 & ~umask(0666); + opt_complementary = "-1:?2"; /* must have 1 or 2 args */ if (getopt32(argc, argv, "m")) { tbl = bb_uuenc_tbl_base64; } - - switch (argc - optind) { - case 2: - src_stream = xfopen(argv[optind], "r"); - xstat(argv[optind], &stat_buf); - mode = stat_buf.st_mode & (S_IRWXU | S_IRWXG | S_IRWXO); - break; - case 1: - mode = 0666 & ~umask(0666); - break; - default: - bb_show_usage(); + argv += optind; + if (argc == optind + 2) { + src_fd = xopen(*argv, O_RDONLY); + fstat(src_fd, &stat_buf); + mode = stat_buf.st_mode & (S_IRWXU | S_IRWXG | S_IRWXO); + argv++; } - printf("begin%s %o %s", tbl == bb_uuenc_tbl_std ? "" : "-base64", mode, argv[argc - 1]); - - while ((size = fread(src_buf, 1, src_buf_size, src_stream)) > 0) { - if (size != src_buf_size) { - /* write_size is always 60 until the last line */ - write_size = (4 * ((size + 2) / 3)); - /* pad with 0s so we can just encode extra bits */ - memset(&src_buf[size], 0, src_buf_size - size); - } + printf("begin%s %o %s", tbl == bb_uuenc_tbl_std ? "" : "-base64", mode, *argv); + while (1) { + size_t size = full_read(src_fd, src_buf, SRC_BUF_SIZE); + if (!size) + break; + if ((ssize_t)size < 0) + bb_perror_msg_and_die(bb_msg_read_error); /* Encode the buffer we just read in */ - bb_uuencode((unsigned char*)src_buf, dst_buf, size, tbl); - + bb_uuencode(dst_buf, src_buf, size, tbl); putchar('\n'); if (tbl == bb_uuenc_tbl_std) { putchar(tbl[size]); } - if (fwrite(dst_buf, 1, write_size, stdout) != write_size) { - bb_perror_msg_and_die(bb_msg_write_error); - } + fflush(stdout); + xwrite(STDOUT_FILENO, dst_buf, 4 * ((size + 2) / 3)); } printf(tbl == bb_uuenc_tbl_std ? "\n`\nend\n" : "\n====\n"); - die_if_ferror(src_stream, "source"); /* TODO - Fix this! */ - fflush_stdout_and_exit(EXIT_SUCCESS); } diff --git a/include/libbb.h b/include/libbb.h index 3cdf28f..124b11f 100644 --- a/include/libbb.h +++ b/include/libbb.h @@ -884,7 +884,7 @@ pid_t *pidlist_reverse(pid_t *pidList); extern const char bb_uuenc_tbl_base64[]; extern const char bb_uuenc_tbl_std[]; -void bb_uuencode(const unsigned char *s, char *store, const int length, const char *tbl); +void bb_uuencode(char *store, const void *s, int length, const char *tbl); typedef struct sha1_ctx_t { uint32_t count[2]; diff --git a/libbb/uuencode.c b/libbb/uuencode.c index bbb92d6..08fe3f3 100644 --- a/libbb/uuencode.c +++ b/libbb/uuencode.c @@ -34,14 +34,15 @@ const char bb_uuenc_tbl_std[65] = { }; /* - * Encode the string S of length LENGTH to base64 format and place it + * Encode bytes at S of length LENGTH to uuencode or base64 format and place it * to STORE. STORE will be 0-terminated, and must point to a writable * buffer of at least 1+BASE64_LENGTH(length) bytes. * where BASE64_LENGTH(len) = (4 * ((LENGTH + 2) / 3)) */ -void bb_uuencode(const unsigned char *s, char *store, const int length, const char *tbl) +void bb_uuencode(char *store, const void *src, int length, const char *tbl) { int i; + const unsigned char *s = src; char *p = store; /* Transform the 3x8 bits to 4x6 bits, as required by base64. */ diff --git a/networking/wget.c b/networking/wget.c index ef27ab0..bd9480c 100644 --- a/networking/wget.c +++ b/networking/wget.c @@ -76,9 +76,9 @@ static char *safe_fgets(char *s, int size, FILE *stream) #if ENABLE_FEATURE_WGET_AUTHENTICATION /* Base64-encode character string and return the string. */ -static char *base64enc(unsigned char *p, char *buf, int len) +static char *base64enc(const unsigned char *p, char *buf, int len) { - bb_uuencode(p, buf, len, bb_uuenc_tbl_base64); + bb_uuencode(buf, p, len, bb_uuenc_tbl_base64); return buf; } #endif |