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Reformat per new coding guidelines.

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Change-Id: Ib0e5d3a6fabe6db414d72b334ca7a7f33bc5726b
This commit is contained in:
Peter Johnson
2015-06-25 22:57:43 -07:00
parent f5a82be9e5
commit cee77a3228
26 changed files with 1296 additions and 1576 deletions
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154
src/nt_base64.cpp
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@@ -64,12 +64,12 @@
#include "nt_base64.h"
namespace NtImpl {
namespace ntimpl {
/* aaaack but it's fast and const should make it shared text page. */
// aaaack but it's fast and const should make it shared text page.
static const unsigned char pr2six[256] =
{
/* ASCII table */
// ASCII table
64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64,
64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64,
64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 62, 64, 64, 64, 63,
@@ -88,106 +88,88 @@ static const unsigned char pr2six[256] =
64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64
};
std::size_t
base64decode_len(const char *bufcoded)
{
const unsigned char *bufin = (const unsigned char *) bufcoded;
while (pr2six[*(bufin++)] <= 63) {}
std::size_t base64decode_len(const char *bufcoded) {
const unsigned char *bufin = (const unsigned char *)bufcoded;
while (pr2six[*(bufin++)] <= 63) {
}
std::size_t nprbytes = (bufin - (const unsigned char *) bufcoded) - 1;
std::size_t nbytesdecoded = ((nprbytes + 3) / 4) * 3;
std::size_t nprbytes = (bufin - (const unsigned char *)bufcoded) - 1;
std::size_t nbytesdecoded = ((nprbytes + 3) / 4) * 3;
return nbytesdecoded + 1;
return nbytesdecoded + 1;
}
std::size_t
base64decode(char *bufplain, const char *bufcoded)
{
const unsigned char *bufin = (const unsigned char *) bufcoded;
while (pr2six[*(bufin++)] <= 63) {}
std::size_t nprbytes = (bufin - (const unsigned char *) bufcoded) - 1;
std::size_t nbytesdecoded = ((nprbytes + 3) / 4) * 3;
std::size_t base64decode(char *bufplain, const char *bufcoded) {
const unsigned char *bufin = (const unsigned char *)bufcoded;
while (pr2six[*(bufin++)] <= 63) {
}
std::size_t nprbytes = (bufin - (const unsigned char *)bufcoded) - 1;
std::size_t nbytesdecoded = ((nprbytes + 3) / 4) * 3;
unsigned char *bufout = (unsigned char *) bufplain;
bufin = (const unsigned char *) bufcoded;
unsigned char *bufout = (unsigned char *)bufplain;
bufin = (const unsigned char *)bufcoded;
while (nprbytes > 4)
{
*(bufout++) =
(unsigned char) (pr2six[*bufin] << 2 | pr2six[bufin[1]] >> 4);
*(bufout++) =
(unsigned char) (pr2six[bufin[1]] << 4 | pr2six[bufin[2]] >> 2);
*(bufout++) =
(unsigned char) (pr2six[bufin[2]] << 6 | pr2six[bufin[3]]);
bufin += 4;
nprbytes -= 4;
}
while (nprbytes > 4) {
*(bufout++) = (unsigned char)(pr2six[*bufin] << 2 | pr2six[bufin[1]] >> 4);
*(bufout++) =
(unsigned char)(pr2six[bufin[1]] << 4 | pr2six[bufin[2]] >> 2);
*(bufout++) = (unsigned char)(pr2six[bufin[2]] << 6 | pr2six[bufin[3]]);
bufin += 4;
nprbytes -= 4;
}
/* Note: (nprbytes == 1) would be an error, so just ingore that case */
if (nprbytes > 1)
{
*(bufout++) =
(unsigned char) (pr2six[*bufin] << 2 | pr2six[bufin[1]] >> 4);
}
if (nprbytes > 2)
{
*(bufout++) =
(unsigned char) (pr2six[bufin[1]] << 4 | pr2six[bufin[2]] >> 2);
}
if (nprbytes > 3)
{
*(bufout++) =
(unsigned char) (pr2six[bufin[2]] << 6 | pr2six[bufin[3]]);
}
// Note: (nprbytes == 1) would be an error, so just ingore that case
if (nprbytes > 1) {
*(bufout++) = (unsigned char)(pr2six[*bufin] << 2 | pr2six[bufin[1]] >> 4);
}
if (nprbytes > 2) {
*(bufout++) =
(unsigned char)(pr2six[bufin[1]] << 4 | pr2six[bufin[2]] >> 2);
}
if (nprbytes > 3) {
*(bufout++) = (unsigned char)(pr2six[bufin[2]] << 6 | pr2six[bufin[3]]);
}
*(bufout++) = '\0';
nbytesdecoded -= (4 - nprbytes) & 3;
return nbytesdecoded;
*(bufout++) = '\0';
nbytesdecoded -= (4 - nprbytes) & 3;
return nbytesdecoded;
}
static const char basis_64[] =
"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
std::size_t
base64encode_len(std::size_t len)
{
return ((len + 2) / 3 * 4) + 1;
std::size_t base64encode_len(std::size_t len) {
return ((len + 2) / 3 * 4) + 1;
}
std::size_t
base64encode(char *encoded, const unsigned char *string, std::size_t len)
{
std::size_t i;
char *p = encoded;
std::size_t base64encode(char *encoded, const unsigned char *string,
std::size_t len) {
std::size_t i;
char *p = encoded;
for (i = 0; i < len - 2; i += 3)
{
*p++ = basis_64[(string[i] >> 2) & 0x3F];
*p++ = basis_64[((string[i] & 0x3) << 4) |
((int) (string[i + 1] & 0xF0) >> 4)];
*p++ = basis_64[((string[i + 1] & 0xF) << 2) |
((int) (string[i + 2] & 0xC0) >> 6)];
*p++ = basis_64[string[i + 2] & 0x3F];
}
if (i < len)
{
*p++ = basis_64[(string[i] >> 2) & 0x3F];
if (i == (len - 1))
{
*p++ = basis_64[((string[i] & 0x3) << 4)];
*p++ = '=';
}
else
{
*p++ = basis_64[((string[i] & 0x3) << 4) |
((int) (string[i + 1] & 0xF0) >> 4)];
*p++ = basis_64[((string[i + 1] & 0xF) << 2)];
}
*p++ = '=';
for (i = 0; i < len - 2; i += 3) {
*p++ = basis_64[(string[i] >> 2) & 0x3F];
*p++ =
basis_64[((string[i] & 0x3) << 4) | ((int)(string[i + 1] & 0xF0) >> 4)];
*p++ = basis_64[((string[i + 1] & 0xF) << 2) |
((int)(string[i + 2] & 0xC0) >> 6)];
*p++ = basis_64[string[i + 2] & 0x3F];
}
if (i < len) {
*p++ = basis_64[(string[i] >> 2) & 0x3F];
if (i == (len - 1)) {
*p++ = basis_64[((string[i] & 0x3) << 4)];
*p++ = '=';
} else {
*p++ = basis_64[((string[i] & 0x3) << 4) |
((int)(string[i + 1] & 0xF0) >> 4)];
*p++ = basis_64[((string[i + 1] & 0xF) << 2)];
}
*p++ = '=';
}
*p++ = '\0';
return p - encoded;
*p++ = '\0';
return p - encoded;
}
} // namespace NtImpl
} // namespace ntimpl