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authorPetr Mrázek <peterix@gmail.com>2018-07-15 14:51:05 +0200
committerPetr Mrázek <peterix@gmail.com>2018-07-15 14:51:05 +0200
commitbbb3b3e6f6e3c0f95873f22e6d0a4aaf350f49d9 (patch)
treee6497e304b7b9368367565fbc7c06efab1124b1c /api/logic/GZip.cpp
parent03280cc62e75f8073f8d3d9e9e3952acf21fa77d (diff)
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NOISSUE tabs -> spaces
Diffstat (limited to 'api/logic/GZip.cpp')
-rw-r--r--api/logic/GZip.cpp208
1 files changed, 104 insertions, 104 deletions
diff --git a/api/logic/GZip.cpp b/api/logic/GZip.cpp
index 38605df6..0368c32d 100644
--- a/api/logic/GZip.cpp
+++ b/api/logic/GZip.cpp
@@ -4,112 +4,112 @@
bool GZip::unzip(const QByteArray &compressedBytes, QByteArray &uncompressedBytes)
{
- if (compressedBytes.size() == 0)
- {
- uncompressedBytes = compressedBytes;
- return true;
- }
-
- unsigned uncompLength = compressedBytes.size();
- uncompressedBytes.clear();
- uncompressedBytes.resize(uncompLength);
-
- z_stream strm;
- memset(&strm, 0, sizeof(strm));
- strm.next_in = (Bytef *)compressedBytes.data();
- strm.avail_in = compressedBytes.size();
-
- bool done = false;
-
- if (inflateInit2(&strm, (16 + MAX_WBITS)) != Z_OK)
- {
- return false;
- }
-
- int err = Z_OK;
-
- while (!done)
- {
- // If our output buffer is too small
- if (strm.total_out >= uncompLength)
- {
- uncompressedBytes.resize(uncompLength * 2);
- uncompLength *= 2;
- }
-
- strm.next_out = (Bytef *)(uncompressedBytes.data() + strm.total_out);
- strm.avail_out = uncompLength - strm.total_out;
-
- // Inflate another chunk.
- err = inflate(&strm, Z_SYNC_FLUSH);
- if (err == Z_STREAM_END)
- done = true;
- else if (err != Z_OK)
- {
- break;
- }
- }
-
- if (inflateEnd(&strm) != Z_OK || !done)
- {
- return false;
- }
-
- uncompressedBytes.resize(strm.total_out);
- return true;
+ if (compressedBytes.size() == 0)
+ {
+ uncompressedBytes = compressedBytes;
+ return true;
+ }
+
+ unsigned uncompLength = compressedBytes.size();
+ uncompressedBytes.clear();
+ uncompressedBytes.resize(uncompLength);
+
+ z_stream strm;
+ memset(&strm, 0, sizeof(strm));
+ strm.next_in = (Bytef *)compressedBytes.data();
+ strm.avail_in = compressedBytes.size();
+
+ bool done = false;
+
+ if (inflateInit2(&strm, (16 + MAX_WBITS)) != Z_OK)
+ {
+ return false;
+ }
+
+ int err = Z_OK;
+
+ while (!done)
+ {
+ // If our output buffer is too small
+ if (strm.total_out >= uncompLength)
+ {
+ uncompressedBytes.resize(uncompLength * 2);
+ uncompLength *= 2;
+ }
+
+ strm.next_out = (Bytef *)(uncompressedBytes.data() + strm.total_out);
+ strm.avail_out = uncompLength - strm.total_out;
+
+ // Inflate another chunk.
+ err = inflate(&strm, Z_SYNC_FLUSH);
+ if (err == Z_STREAM_END)
+ done = true;
+ else if (err != Z_OK)
+ {
+ break;
+ }
+ }
+
+ if (inflateEnd(&strm) != Z_OK || !done)
+ {
+ return false;
+ }
+
+ uncompressedBytes.resize(strm.total_out);
+ return true;
}
bool GZip::zip(const QByteArray &uncompressedBytes, QByteArray &compressedBytes)
{
- if (uncompressedBytes.size() == 0)
- {
- compressedBytes = uncompressedBytes;
- return true;
- }
-
- unsigned compLength = std::min(uncompressedBytes.size(), 16);
- compressedBytes.clear();
- compressedBytes.resize(compLength);
-
- z_stream zs;
- memset(&zs, 0, sizeof(zs));
-
- if (deflateInit2(&zs, Z_DEFAULT_COMPRESSION, Z_DEFLATED, (16 + MAX_WBITS), 8, Z_DEFAULT_STRATEGY) != Z_OK)
- {
- return false;
- }
-
- zs.next_in = (Bytef*)uncompressedBytes.data();
- zs.avail_in = uncompressedBytes.size();
-
- int ret;
- compressedBytes.resize(uncompressedBytes.size());
-
- unsigned offset = 0;
- unsigned temp = 0;
- do
- {
- auto remaining = compressedBytes.size() - offset;
- if(remaining < 1)
- {
- compressedBytes.resize(compressedBytes.size() * 2);
- }
- zs.next_out = (Bytef *) (compressedBytes.data() + offset);
- temp = zs.avail_out = compressedBytes.size() - offset;
- ret = deflate(&zs, Z_FINISH);
- offset += temp - zs.avail_out;
- } while (ret == Z_OK);
-
- compressedBytes.resize(offset);
-
- if (deflateEnd(&zs) != Z_OK)
- {
- return false;
- }
-
- if (ret != Z_STREAM_END)
- {
- return false;
- }
- return true;
+ if (uncompressedBytes.size() == 0)
+ {
+ compressedBytes = uncompressedBytes;
+ return true;
+ }
+
+ unsigned compLength = std::min(uncompressedBytes.size(), 16);
+ compressedBytes.clear();
+ compressedBytes.resize(compLength);
+
+ z_stream zs;
+ memset(&zs, 0, sizeof(zs));
+
+ if (deflateInit2(&zs, Z_DEFAULT_COMPRESSION, Z_DEFLATED, (16 + MAX_WBITS), 8, Z_DEFAULT_STRATEGY) != Z_OK)
+ {
+ return false;
+ }
+
+ zs.next_in = (Bytef*)uncompressedBytes.data();
+ zs.avail_in = uncompressedBytes.size();
+
+ int ret;
+ compressedBytes.resize(uncompressedBytes.size());
+
+ unsigned offset = 0;
+ unsigned temp = 0;
+ do
+ {
+ auto remaining = compressedBytes.size() - offset;
+ if(remaining < 1)
+ {
+ compressedBytes.resize(compressedBytes.size() * 2);
+ }
+ zs.next_out = (Bytef *) (compressedBytes.data() + offset);
+ temp = zs.avail_out = compressedBytes.size() - offset;
+ ret = deflate(&zs, Z_FINISH);
+ offset += temp - zs.avail_out;
+ } while (ret == Z_OK);
+
+ compressedBytes.resize(offset);
+
+ if (deflateEnd(&zs) != Z_OK)
+ {
+ return false;
+ }
+
+ if (ret != Z_STREAM_END)
+ {
+ return false;
+ }
+ return true;
} \ No newline at end of file