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Added export of ssh.com key files.

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[originally from svn r1682]
This commit is contained in:
Simon Tatham
2002-05-15 19:16:45 +00:00
parent 030c75b7db
commit ff5241c1ed
4 changed files with 249 additions and 25 deletions
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22
sshpubk.c
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@ -973,23 +973,25 @@ void base64_encode_atom(unsigned char *data, int n, char *out)
out[3] = '=';
}
void base64_encode(FILE * fp, unsigned char *data, int datalen)
void base64_encode(FILE * fp, unsigned char *data, int datalen, int cpl)
{
int linelen = 0;
char out[4];
int n;
int n, i;
while (datalen > 0) {
if (linelen >= 64) {
linelen = 0;
fputc('\n', fp);
}
n = (datalen < 3 ? datalen : 3);
base64_encode_atom(data, n, out);
data += n;
datalen -= n;
fwrite(out, 1, 4, fp);
linelen += 4;
for (i = 0; i < 4; i++) {
if (linelen >= cpl) {
linelen = 0;
fputc('\n', fp);
}
fputc(out[i], fp);
linelen++;
}
}
fputc('\n', fp);
}
@ -1105,9 +1107,9 @@ int ssh2_save_userkey(char *filename, struct ssh2_userkey *key,
fprintf(fp, "Encryption: %s\n", cipherstr);
fprintf(fp, "Comment: %s\n", key->comment);
fprintf(fp, "Public-Lines: %d\n", base64_lines(pub_blob_len));
base64_encode(fp, pub_blob, pub_blob_len);
base64_encode(fp, pub_blob, pub_blob_len, 64);
fprintf(fp, "Private-Lines: %d\n", base64_lines(priv_encrypted_len));
base64_encode(fp, priv_blob_encrypted, priv_encrypted_len);
base64_encode(fp, priv_blob_encrypted, priv_encrypted_len, 64);
fprintf(fp, "Private-MAC: ");
for (i = 0; i < 20; i++)
fprintf(fp, "%02x", priv_mac[i]);