diff options
Diffstat (limited to 'crypto/openssh/uuencode.c')
-rw-r--r-- | crypto/openssh/uuencode.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/crypto/openssh/uuencode.c b/crypto/openssh/uuencode.c new file mode 100644 index 0000000..fc84d5a --- /dev/null +++ b/crypto/openssh/uuencode.c @@ -0,0 +1,50 @@ +/* + * Copyright (c) 2000 Markus Friedl. All rights reserved. + */ +#include "includes.h" +#include "xmalloc.h" + +#include <resolv.h> + +int +uuencode(unsigned char *src, unsigned int srclength, + char *target, size_t targsize) +{ + return __b64_ntop(src, srclength, target, targsize); +} + +int +uudecode(const char *src, unsigned char *target, size_t targsize) +{ + int len; + char *encoded, *p; + + /* copy the 'readonly' source */ + encoded = xstrdup(src); + /* skip whitespace and data */ + for (p = encoded; *p == ' ' || *p == '\t'; p++) + ; + for (; *p != '\0' && *p != ' ' && *p != '\t'; p++) + ; + /* and remote trailing whitespace because __b64_pton needs this */ + *p = '\0'; + len = __b64_pton(encoded, target, targsize); + xfree(encoded); + return len; +} + +void +dump_base64(FILE *fp, unsigned char *data, int len) +{ + unsigned char *buf = xmalloc(2*len); + int i, n; + n = uuencode(data, len, buf, 2*len); + for (i = 0; i < n; i++) { + fprintf(fp, "%c", buf[i]); + if (i % 70 == 69) + fprintf(fp, "\n"); + } + if (i % 70 != 69) + fprintf(fp, "\n"); + xfree(buf); +} |