diff options
Diffstat (limited to 'newlib/libc/sys/linux/net/base64.c')
| -rw-r--r-- | newlib/libc/sys/linux/net/base64.c | 24 |
1 files changed, 14 insertions, 10 deletions
diff --git a/newlib/libc/sys/linux/net/base64.c b/newlib/libc/sys/linux/net/base64.c index 35f7d867b..76c966fc3 100644 --- a/newlib/libc/sys/linux/net/base64.c +++ b/newlib/libc/sys/linux/net/base64.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 1996, 1998 by Internet Software Consortium. + * Copyright (c) 1996-1999 by Internet Software Consortium. * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -40,10 +40,11 @@ * IF IBM IS APPRISED OF THE POSSIBILITY OF SUCH DAMAGES. */ -#include <sys/cdefs.h> +#if !defined(LINT) && !defined(CODECENTER) +static const char rcsid[] = "$BINDId: base64.c,v 8.7 1999/10/13 16:39:33 vixie Exp $"; +#endif /* not lint */ #include <sys/types.h> -#include <sys/types.h> #include <sys/param.h> #include <sys/socket.h> @@ -57,6 +58,8 @@ #include <stdlib.h> #include <string.h> +#include "libc-symbols.h" + #define Assert(Cond) if (!(Cond)) abort() static const char Base64[] = @@ -111,9 +114,9 @@ static const char Pad64 = '='; end of the data is performed using the '=' character. Since all base64 input is an integral number of octets, only the - ------------------------------------------------- + ------------------------------------------------- following cases can arise: - + (1) the final quantum of encoding input is an integral multiple of 24 bits; here, the final unit of encoded output will be an integral multiple of 4 characters @@ -155,14 +158,14 @@ b64_ntop(u_char const *src, size_t srclength, char *target, size_t targsize) { target[datalength++] = Base64[output[2]]; target[datalength++] = Base64[output[3]]; } - + /* Now we worry about padding. */ if (0 != srclength) { /* Get what's left. */ input[0] = input[1] = input[2] = '\0'; for (i = 0; i < srclength; i++) input[i] = *src++; - + output[0] = input[0] >> 2; output[1] = ((input[0] & 0x03) << 4) + (input[1] >> 4); output[2] = ((input[1] & 0x0f) << 2) + (input[2] >> 6); @@ -185,6 +188,7 @@ b64_ntop(u_char const *src, size_t srclength, char *target, size_t targsize) { target[datalength] = '\0'; /* Returned value doesn't count \0. */ return (datalength); } +libresolv_hidden_def (b64_ntop) /* skips all whitespace anywhere. converts characters, four at a time, starting at (or after) @@ -205,7 +209,7 @@ b64_pton(src, target, targsize) tarindex = 0; while ((ch = *src++) != '\0') { - if (isspace((unsigned char)ch)) /* Skip whitespace anywhere. */ + if (isspace(ch)) /* Skip whitespace anywhere. */ continue; if (ch == Pad64) @@ -275,7 +279,7 @@ b64_pton(src, target, targsize) case 2: /* Valid, means one byte of info */ /* Skip any number of spaces. */ for ((void)NULL; ch != '\0'; ch = *src++) - if (!isspace((unsigned char)ch)) + if (!isspace(ch)) break; /* Make sure there is another trailing = sign. */ if (ch != Pad64) @@ -290,7 +294,7 @@ b64_pton(src, target, targsize) * whitespace after it? */ for ((void)NULL; ch != '\0'; ch = *src++) - if (!isspace((unsigned char)ch)) + if (!isspace(ch)) return (-1); /* |