diff options
Diffstat (limited to 'libqpdf/Buffer.cc')
-rw-r--r-- | libqpdf/Buffer.cc | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/libqpdf/Buffer.cc b/libqpdf/Buffer.cc index ae04fbc8..3dddd5db 100644 --- a/libqpdf/Buffer.cc +++ b/libqpdf/Buffer.cc @@ -1,7 +1,20 @@ +#include <qpdf/assert_test.h> + #include <qpdf/Buffer.hh> #include <cstring> +bool test_mode = false; + +// During CI the Buffer copy constructor and copy assignment operator throw an assertion error to +// detect their accidental use. Call setTestMode to surpress the assertion errors for testing of +// copy construction and assignment. +void +Buffer::setTestMode() noexcept +{ + test_mode = true; +} + Buffer::Members::Members(size_t size, unsigned char* buf, bool own_memory) : own_memory(own_memory), size(size), @@ -38,12 +51,14 @@ Buffer::Buffer(unsigned char* buf, size_t size) : Buffer::Buffer(Buffer const& rhs) { + assert(test_mode); copy(rhs); } Buffer& Buffer::operator=(Buffer const& rhs) { + assert(test_mode); copy(rhs); return *this; } @@ -88,3 +103,13 @@ Buffer::getBuffer() { return m->buf; } + +Buffer +Buffer::copy() const +{ + auto result = Buffer(m->size); + if (m->size) { + memcpy(result.m->buf, m->buf, m->size); + } + return result; +} |