Stop checking for CRLF when start of buffer is reached.

This commit is contained in:
Dr. Stephen Henson 2003-06-02 01:03:08 +00:00
parent 3410aa1aa8
commit bb41fdb5ec

View File

@ -333,11 +333,12 @@ int SMIME_crlf_copy(BIO *in, BIO *out, int flags)
if(flags & PKCS7_TEXT) BIO_printf(out, "Content-Type: text/plain\r\n\r\n");
while ((len = BIO_gets(in, linebuf, MAX_SMLEN)) > 0) {
eol = 0;
while(iscrlf(linebuf[len - 1])) {
while(len && iscrlf(linebuf[len - 1])) {
len--;
eol = 1;
}
BIO_write(out, linebuf, len);
}
if (len)
BIO_write(out, linebuf, len);
if(eol) BIO_write(out, "\r\n", 2);
}
return 1;
@ -402,7 +403,7 @@ static int multi_split(BIO *bio, char *bound, STACK_OF(BIO) **ret)
} else if(part) {
/* Strip CR+LF from linebuf */
next_eol = 0;
while(iscrlf(linebuf[len - 1])) {
while(len && iscrlf(linebuf[len - 1])) {
next_eol = 1;
len--;
}
@ -413,7 +414,8 @@ static int multi_split(BIO *bio, char *bound, STACK_OF(BIO) **ret)
} else if (eol)
BIO_write(bpart, "\r\n", 2);
eol = next_eol;
BIO_write(bpart, linebuf, len);
if (len)
BIO_write(bpart, linebuf, len);
}
}
return 0;