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Diffstat (limited to 'Swiften/Compress/ZLibCodecompressor.cpp')
-rw-r--r--Swiften/Compress/ZLibCodecompressor.cpp29
1 files changed, 16 insertions, 13 deletions
diff --git a/Swiften/Compress/ZLibCodecompressor.cpp b/Swiften/Compress/ZLibCodecompressor.cpp
index 0869d6b..125492a 100644
--- a/Swiften/Compress/ZLibCodecompressor.cpp
+++ b/Swiften/Compress/ZLibCodecompressor.cpp
@@ -8,18 +8,21 @@
#include <cassert>
#include <string.h>
+#include <zlib.h>
#include <Swiften/Compress/ZLibException.h>
+#include <Swiften/Compress/ZLibCodecompressor_Private.h>
namespace Swift {
static const int CHUNK_SIZE = 1024; // If you change this, also change the unittest
-ZLibCodecompressor::ZLibCodecompressor() {
- memset(&stream_, 0, sizeof(z_stream));
- stream_.zalloc = Z_NULL;
- stream_.zfree = Z_NULL;
- stream_.opaque = Z_NULL;
+
+ZLibCodecompressor::ZLibCodecompressor() : p(boost::make_shared<Private>()) {
+ memset(&p->stream, 0, sizeof(z_stream));
+ p->stream.zalloc = Z_NULL;
+ p->stream.zfree = Z_NULL;
+ p->stream.opaque = Z_NULL;
}
ZLibCodecompressor::~ZLibCodecompressor() {
@@ -27,24 +30,24 @@ ZLibCodecompressor::~ZLibCodecompressor() {
SafeByteArray ZLibCodecompressor::process(const SafeByteArray& input) {
SafeByteArray output;
- stream_.avail_in = input.size();
- stream_.next_in = reinterpret_cast<Bytef*>(const_cast<unsigned char*>(vecptr(input)));
+ p->stream.avail_in = input.size();
+ p->stream.next_in = reinterpret_cast<Bytef*>(const_cast<unsigned char*>(vecptr(input)));
int outputPosition = 0;
do {
output.resize(outputPosition + CHUNK_SIZE);
- stream_.avail_out = CHUNK_SIZE;
- stream_.next_out = reinterpret_cast<Bytef*>(vecptr(output) + outputPosition);
+ p->stream.avail_out = CHUNK_SIZE;
+ p->stream.next_out = reinterpret_cast<Bytef*>(vecptr(output) + outputPosition);
int result = processZStream();
if (result != Z_OK && result != Z_BUF_ERROR) {
- throw ZLibException(/* stream_.msg */);
+ throw ZLibException(/* p->stream.msg */);
}
outputPosition += CHUNK_SIZE;
}
- while (stream_.avail_out == 0);
- if (stream_.avail_in != 0) {
+ while (p->stream.avail_out == 0);
+ if (p->stream.avail_in != 0) {
throw ZLibException();
}
- output.resize(outputPosition - stream_.avail_out);
+ output.resize(outputPosition - p->stream.avail_out);
return output;
}