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Code Issues Releases Wiki Activity

Fix warnings reported by -Wshadow=local (fixes #431)

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This commit is contained in:
Jay Berkenbilt 2020-04-16 11:43:37 -04:00
parent 66198f447f
commit 92d3cbecd4
14 changed files with 98 additions and 114 deletions
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6
examples/pdf-invert-images.cc
View File

@ -160,11 +160,9 @@ int main(int argc, char* argv[])
// Get all images on the page.
std::map<std::string, QPDFObjectHandle> images =
page.getPageImages();
for (std::map<std::string, QPDFObjectHandle>::iterator iter =
images.begin();
iter != images.end(); ++iter)
for (auto& iter2: images)
{
QPDFObjectHandle& image = (*iter).second;
QPDFObjectHandle& image = iter2.second;
QPDFObjectHandle image_dict = image.getDict();
QPDFObjectHandle color_space =
image_dict.getKey("/ColorSpace");

3
examples/pdf-mod-info.cc
View File

@ -46,8 +46,7 @@ void dumpInfoDict(QPDF& pdf,
{
QPDFObjectHandle elt = info.getKey(*it);
std::string val;
if (false) {}
else if (elt.isString())
if (elt.isString())
{
val = elt.getStringValue();
}

7
examples/pdf-split-pages.cc
View File

@ -15,7 +15,6 @@
#include <string>
#include <cstring>
static char const* whoami = 0;
static bool static_id = false;
static void process(char const* whoami,
@ -50,7 +49,7 @@ static void process(char const* whoami,
}
}
void usage()
void usage(char const* whoami)
{
std::cerr << "Usage: " << whoami << " infile outprefix" << std::endl;
exit(2);
@ -58,7 +57,7 @@ void usage()
int main(int argc, char* argv[])
{
whoami = QUtil::getWhoami(argv[0]);
char const* whoami = QUtil::getWhoami(argv[0]);
// For libtool's sake....
if (strncmp(whoami, "lt-", 3) == 0)
@ -75,7 +74,7 @@ int main(int argc, char* argv[])
if (argc != 3)
{
usage();
usage(whoami);
}
try
{

5
libqpdf/Pl_DCT.cc
View File

@ -302,8 +302,9 @@ Pl_DCT::compress(void* cinfo_p, Buffer* b)
unsigned int width = cinfo->image_width *
QIntC::to_uint(cinfo->input_components);
size_t expected_size =
cinfo->image_height * cinfo->image_width *
QIntC::to_uint(cinfo->input_components);
QIntC::to_size(cinfo->image_height) *
QIntC::to_size(cinfo->image_width) *
QIntC::to_size(cinfo->input_components);
if (b->getSize() != expected_size)
{
throw std::runtime_error(

8
libqpdf/QPDFObjectHandle.cc
View File

@ -1607,12 +1607,12 @@ QPDFObjectHandle::pipeContentStreams(
std::string og =
QUtil::int_to_string(stream.getObjectID()) + " " +
QUtil::int_to_string(stream.getGeneration());
std::string description = "content stream object " + og;
std::string w_description = "content stream object " + og;
if (! stream.pipeStreamData(p, 0, qpdf_dl_specialized))
{
QTC::TC("qpdf", "QPDFObjectHandle errors in parsecontent");
throw QPDFExc(qpdf_e_damaged_pdf, "content stream",
description, 0,
w_description, 0,
"errors while decoding content stream");
}
}
@ -1685,13 +1685,13 @@ QPDFObjectHandle::parseContentStream_data(
ParserCallbacks* callbacks,
QPDF* context)
{
size_t length = stream_data->getSize();
size_t stream_length = stream_data->getSize();
PointerHolder<InputSource> input =
new BufferInputSource(description, stream_data.getPointer());
QPDFTokenizer tokenizer;
tokenizer.allowEOF();
bool empty = false;
while (QIntC::to_size(input->tell()) < length)
while (QIntC::to_size(input->tell()) < stream_length)
{
// Read a token and seek to the beginning. The offset we get
// from this process is the beginning of the next

14
libqpdf/QPDFPageObjectHelper.cc
View File

@ -76,10 +76,8 @@ InlineImageTracker::convertIIDict(QPDFObjectHandle odict)
dict.replaceKey("/Type", QPDFObjectHandle::newName("/XObject"));
dict.replaceKey("/Subtype", QPDFObjectHandle::newName("/Image"));
std::set<std::string> keys = odict.getKeys();
for (std::set<std::string>::iterator iter = keys.begin();
iter != keys.end(); ++iter)
for (auto key: keys)
{
std::string key = *iter;
QPDFObjectHandle value = odict.getKey(key);
if (key == "/BPC")
{
@ -176,14 +174,12 @@ InlineImageTracker::convertIIDict(QPDFObjectHandle odict)
{
filters = value.getArrayAsVector();
}
for (std::vector<QPDFObjectHandle>::iterator iter =
filters.begin();
iter != filters.end(); ++iter)
for (auto& iter: filters)
{
std::string name;
if ((*iter).isName())
if (iter.isName())
{
name = (*iter).getName();
name = iter.getName();
}
if (name == "/AHx")
{
@ -219,7 +215,7 @@ InlineImageTracker::convertIIDict(QPDFObjectHandle odict)
}
if (! name.empty())
{
*iter = QPDFObjectHandle::newName(name);
iter = QPDFObjectHandle::newName(name);
}
}
if (value.isName() && (filters.size() == 1))

12
libqpdf/QPDFTokenizer.cc
View File

@ -175,8 +175,8 @@ QPDFTokenizer::resolveLiteral()
num[0] = this->m->val.at(i+1);
num[1] = this->m->val.at(i+2);
num[2] = '\0';
char ch = static_cast<char>(strtol(num, 0, 16));
if (ch == '\0')
char ch2 = static_cast<char>(strtol(num, 0, 16));
if (ch2 == '\0')
{
this->m->type = tt_bad;
QTC::TC("qpdf", "QPDFTokenizer null in name");
@ -186,7 +186,7 @@ QPDFTokenizer::resolveLiteral()
}
else
{
nval.append(1, ch);
nval.append(1, ch2);
}
i += 2;
}
@ -719,7 +719,7 @@ QPDFTokenizer::findEI(PointerHolder<InputSource> input)
for (std::string::iterator iter = value.begin();
iter != value.end(); ++iter)
{
char ch = *iter;
signed char ch = *iter;
if (((ch >= 'a') && (ch <= 'z')) ||
((ch >= 'A') && (ch <= 'Z')) ||
(ch == '*'))
@ -729,8 +729,10 @@ QPDFTokenizer::findEI(PointerHolder<InputSource> input)
// alphabetic characters.
found_alpha = true;
}
else if (((ch < 32) && (! isSpace(ch))) || (ch > 127))
else if ((ch < 32) && (! isSpace(ch)))
{
// ch is signed, so characters outside of
// 7-bit will be < 0.
found_non_printable = true;
break;
}

29
libqpdf/QPDFWriter.cc
View File

@ -1790,14 +1790,14 @@ QPDFWriter::unparseObject(QPDFObjectHandle object, int level,
}
}
bool normalize = false;
bool compress = false;
bool compress_stream = false;
bool uncompress = false;
if (is_metadata &&
((! this->m->encrypted) || (this->m->encrypt_metadata == false)))
{
QTC::TC("qpdf", "QPDFWriter not compressing metadata");
filter = true;
compress = false;
compress_stream = false;
uncompress = true;
}
else if (this->m->normalize_content &&
@ -1808,7 +1808,7 @@ QPDFWriter::unparseObject(QPDFObjectHandle object, int level,
}
else if (filter && this->m->compress_streams)
{
compress = true;
compress_stream = true;
QTC::TC("qpdf", "QPDFWriter compressing uncompressed stream");
}
@ -1825,7 +1825,7 @@ QPDFWriter::unparseObject(QPDFObjectHandle object, int level,
object.pipeStreamData(
this->m->pipeline,
(((filter && normalize) ? qpdf_ef_normalize : 0) |
((filter && compress) ? qpdf_ef_compress : 0)),
((filter && compress_stream) ? qpdf_ef_compress : 0)),
(filter
? (uncompress ? qpdf_dl_all : this->m->stream_decode_level)
: qpdf_dl_none), false, (attempt == 1));
@ -1845,7 +1845,7 @@ QPDFWriter::unparseObject(QPDFObjectHandle object, int level,
}
else
{
compress = false;
compress_stream = false;
}
this->m->cur_stream_length = stream_data->getSize();
@ -1856,7 +1856,7 @@ QPDFWriter::unparseObject(QPDFObjectHandle object, int level,
}
adjustAESStreamLength(this->m->cur_stream_length);
unparseObject(stream_dict, 0, flags,
this->m->cur_stream_length, compress);
this->m->cur_stream_length, compress_stream);
unsigned char last_char = '\0';
writeString("\nstream\n");
{
@ -2330,11 +2330,10 @@ QPDFWriter::initializeSpecialStreams()
contents_objects.push_back(contents.getObjGen());
}
for (std::vector<QPDFObjGen>::iterator iter = contents_objects.begin();
iter != contents_objects.end(); ++iter)
for (auto const& c: contents_objects)
{
this->m->contents_to_page_seq[*iter] = num;
this->m->normalized_streams.insert(*iter);
this->m->contents_to_page_seq[c] = num;
this->m->normalized_streams.insert(c);
}
}
}
@ -3462,9 +3461,9 @@ QPDFWriter::writeLinearized()
else
{
// Make the file size the same.
qpdf_offset_t pos = this->m->pipeline->getCount();
writePad(
QIntC::to_int(second_xref_end + hint_length - 1 - pos));
QIntC::to_int(second_xref_end + hint_length -
1 - this->m->pipeline->getCount()));
writeString("\n");
// If this assertion fails, maybe we didn't have
@ -3507,7 +3506,7 @@ QPDFWriter::writeLinearized()
// Save hint offset since it will be set to zero by
// calling openObject.
qpdf_offset_t hint_offset = this->m->xref[hint_id].getOffset();
qpdf_offset_t hint_offset1 = this->m->xref[hint_id].getOffset();
// Write hint stream to a buffer
{
@ -3519,12 +3518,12 @@ QPDFWriter::writeLinearized()
hint_length = QIntC::to_offset(hint_buffer->getSize());
// Restore hint offset
this->m->xref[hint_id] = QPDFXRefEntry(1, hint_offset, 0);
this->m->xref[hint_id] = QPDFXRefEntry(1, hint_offset1, 0);
if (lin_pass1_file)
{
// Write some debugging information
fprintf(lin_pass1_file, "%% hint_offset=%s\n",
QUtil::int_to_string(hint_offset).c_str());
QUtil::int_to_string(hint_offset1).c_str());
fprintf(lin_pass1_file, "%% hint_length=%s\n",
QUtil::int_to_string(hint_length).c_str());
fprintf(lin_pass1_file, "%% second_xref_offset=%s\n",

24
libqpdf/QPDF_Stream.cc
View File

@ -555,12 +555,14 @@ QPDF_Stream::pipeStreamData(Pipeline* pipeline, bool* filterp,
to_delete.push_back(pipeline);
}
for (std::vector<std::string>::reverse_iterator iter = filters.rbegin();
iter != filters.rend(); ++iter)
for (std::vector<std::string>::reverse_iterator f_iter =
filters.rbegin();
f_iter != filters.rend(); ++f_iter)
{
std::string const& filter = *iter;
std::string const& filter_name = *f_iter;
if ((filter == "/FlateDecode") || (filter == "/LZWDecode"))
if ((filter_name == "/FlateDecode") ||
(filter_name == "/LZWDecode"))
{
if ((predictor >= 10) && (predictor <= 15))
{
@ -584,39 +586,39 @@ QPDF_Stream::pipeStreamData(Pipeline* pipeline, bool* filterp,
}
}
if (filter == "/Crypt")
if (filter_name == "/Crypt")
{
// Ignore -- handled by pipeStreamData
}
else if (filter == "/FlateDecode")
else if (filter_name == "/FlateDecode")
{
pipeline = new Pl_Flate("stream inflate",
pipeline, Pl_Flate::a_inflate);
to_delete.push_back(pipeline);
}
else if (filter == "/ASCII85Decode")
else if (filter_name == "/ASCII85Decode")
{
pipeline = new Pl_ASCII85Decoder("ascii85 decode", pipeline);
to_delete.push_back(pipeline);
}
else if (filter == "/ASCIIHexDecode")
else if (filter_name == "/ASCIIHexDecode")
{
pipeline = new Pl_ASCIIHexDecoder("asciiHex decode", pipeline);
to_delete.push_back(pipeline);
}
else if (filter == "/LZWDecode")
else if (filter_name == "/LZWDecode")
{
pipeline = new Pl_LZWDecoder("lzw decode", pipeline,
early_code_change);
to_delete.push_back(pipeline);
}
else if (filter == "/RunLengthDecode")
else if (filter_name == "/RunLengthDecode")
{
pipeline = new Pl_RunLength("runlength decode", pipeline,
Pl_RunLength::a_decode);
to_delete.push_back(pipeline);
}
else if (filter == "/DCTDecode")
else if (filter_name == "/DCTDecode")
{
pipeline = new Pl_DCT("DCT decode", pipeline);
to_delete.push_back(pipeline);

8
libqpdf/QPDF_encryption.cc
View File

@ -322,10 +322,10 @@ hash_V5(std::string const& password,
int next_hash = ((E_mod_3 == 0) ? 256 :
(E_mod_3 == 1) ? 384 :
512);
Pl_SHA2 hash(next_hash);
hash.write(QUtil::unsigned_char_pointer(E), E.length());
hash.finish();
K = hash.getRawDigest();
Pl_SHA2 sha2(next_hash);
sha2.write(QUtil::unsigned_char_pointer(E), E.length());
sha2.finish();
K = sha2.getRawDigest();
if (round_number >= 64)
{

6
libqpdf/QPDF_linearization.cc
View File

@ -374,9 +374,9 @@ QPDF::readHintStream(Pipeline& pl, qpdf_offset_t offset, size_t length)
QTC::TC("qpdf", "QPDF hint table length indirect");
// Force resolution
(void) length_obj.getIntValue();
ObjCache& oc = this->m->obj_cache[length_obj.getObjGen()];
min_end_offset = oc.end_before_space;
max_end_offset = oc.end_after_space;
ObjCache& oc2 = this->m->obj_cache[length_obj.getObjGen()];
min_end_offset = oc2.end_before_space;
max_end_offset = oc2.end_after_space;
}
else
{

20
libqpdf/QUtil.cc
View File

@ -812,7 +812,7 @@ QUtil::toUTF8(unsigned long uval)
// maximum value that will fit in the current number of bytes
unsigned char maxval = 0x3f; // six bits
while (uval > maxval)
while (uval > QIntC::to_ulong(maxval))
{
// Assign low six bits plus 10000000 to lowest unused
// byte position, then shift
@ -2163,12 +2163,12 @@ QUtil::win_ansi_to_utf8(std::string const& val)
for (unsigned int i = 0; i < len; ++i)
{
unsigned char ch = static_cast<unsigned char>(val.at(i));
unsigned short val = ch;
unsigned short ch_short = ch;
if ((ch >= 128) && (ch <= 160))
{
val = win_ansi_to_unicode[ch - 128];
ch_short = win_ansi_to_unicode[ch - 128];
}
result += QUtil::toUTF8(val);
result += QUtil::toUTF8(ch_short);
}
return result;
}
@ -2181,12 +2181,12 @@ QUtil::mac_roman_to_utf8(std::string const& val)
for (unsigned int i = 0; i < len; ++i)
{
unsigned char ch = static_cast<unsigned char>(val.at(i));
unsigned short val = ch;
unsigned short ch_short = ch;
if (ch >= 128)
{
val = mac_roman_to_unicode[ch - 128];
ch_short = mac_roman_to_unicode[ch - 128];
}
result += QUtil::toUTF8(val);
result += QUtil::toUTF8(ch_short);
}
return result;
}
@ -2199,12 +2199,12 @@ QUtil::pdf_doc_to_utf8(std::string const& val)
for (unsigned int i = 0; i < len; ++i)
{
unsigned char ch = static_cast<unsigned char>(val.at(i));
unsigned short val = ch;
unsigned short ch_short = ch;
if ((ch >= 128) && (ch <= 160))
{
val = pdf_doc_to_unicode[ch - 128];
ch_short = pdf_doc_to_unicode[ch - 128];
}
result += QUtil::toUTF8(val);
result += QUtil::toUTF8(ch_short);
}
return result;
}

36
qpdf/qpdf.cc
View File

@ -3610,13 +3610,10 @@ static void do_show_pages(QPDF& pdf, Options& o)
if (! images.empty())
{
std::cout << " images:" << std::endl;
for (std::map<std::string,
QPDFObjectHandle>::iterator
iter = images.begin();
iter != images.end(); ++iter)
for (auto const& iter2: images)
{
std::string const& name = (*iter).first;
QPDFObjectHandle image = (*iter).second;
std::string const& name = iter2.first;
QPDFObjectHandle image = iter2.second;
QPDFObjectHandle dict = image.getDict();
int width =
dict.getKey("/Width").getIntValueAsInt();
@ -3633,11 +3630,9 @@ static void do_show_pages(QPDF& pdf, Options& o)
std::cout << " content:" << std::endl;
std::vector<QPDFObjectHandle> content =
ph.getPageContents();
for (std::vector<QPDFObjectHandle>::iterator iter =
content.begin();
iter != content.end(); ++iter)
for (auto& iter2: content)
{
std::cout << " " << (*iter).unparse() << std::endl;
std::cout << " " << iter2.unparse() << std::endl;
}
}
}
@ -3738,14 +3733,12 @@ static void do_json_pages(QPDF& pdf, Options& o, JSON& j)
"images", JSON::makeArray());
std::map<std::string, QPDFObjectHandle> images =
ph.getPageImages();
for (std::map<std::string, QPDFObjectHandle>::iterator iter =
images.begin();
iter != images.end(); ++iter)
for (auto const& iter2: images)
{
JSON j_image = j_images.addArrayElement(JSON::makeDictionary());
j_image.addDictionaryMember(
"name", JSON::makeString((*iter).first));
QPDFObjectHandle image = (*iter).second;
"name", JSON::makeString(iter2.first));
QPDFObjectHandle image = iter2.second;
QPDFObjectHandle dict = image.getDict();
j_image.addDictionaryMember("object", image.getJSON());
j_image.addDictionaryMember(
@ -3783,10 +3776,9 @@ static void do_json_pages(QPDF& pdf, Options& o, JSON& j)
JSON j_contents = j_page.addDictionaryMember(
"contents", JSON::makeArray());
std::vector<QPDFObjectHandle> content = ph.getPageContents();
for (std::vector<QPDFObjectHandle>::iterator iter = content.begin();
iter != content.end(); ++iter)
for (auto& iter2: content)
{
j_contents.addArrayElement((*iter).getJSON());
j_contents.addArrayElement(iter2.getJSON());
}
j_page.addDictionaryMember(
"label", pldh.getLabelForPage(pageno).getJSON());
@ -4761,12 +4753,10 @@ static void handle_transformations(QPDF& pdf, Options& o)
QPDFObjectHandle page = ph.getObjectHandle();
std::map<std::string, QPDFObjectHandle> images =
ph.getPageImages();
for (std::map<std::string, QPDFObjectHandle>::iterator iter =
images.begin();
iter != images.end(); ++iter)
for (auto& iter2: images)
{
std::string name = (*iter).first;
QPDFObjectHandle& image = (*iter).second;
std::string name = iter2.first;
QPDFObjectHandle& image = iter2.second;
ImageOptimizer* io = new ImageOptimizer(o, image);
PointerHolder<QPDFObjectHandle::StreamDataProvider> sdp(io);
if (io->evaluate("image " + name + " on page " +

34
qpdf/test_driver.cc
View File

@ -347,10 +347,10 @@ void runtest(int n, char const* filename1, char const* arg2)
else if (qtest.isArray())
{
QTC::TC("qpdf", "main QTest array");
int n = qtest.getArrayNItems();
int nitems = qtest.getArrayNItems();
std::cout << "/QTest is an array with "
<< n << " items" << std::endl;
for (int i = 0; i < n; ++i)
<< nitems << " items" << std::endl;
for (int i = 0; i < nitems; ++i)
{
QTC::TC("qpdf", "main QTest array indirect",
qtest.getArrayItem(i).isIndirect() ? 1 : 0);
@ -510,11 +510,10 @@ void runtest(int n, char const* filename1, char const* arg2)
std::cout << " images:" << std::endl;
std::map<std::string, QPDFObjectHandle> images =
page.getPageImages();
for (std::map<std::string, QPDFObjectHandle>::iterator iter =
images.begin(); iter != images.end(); ++iter)
for (auto const& iter2: images)
{
std::string const& name = (*iter).first;
QPDFObjectHandle image = (*iter).second;
std::string const& name = iter2.first;
QPDFObjectHandle image = iter2.second;
QPDFObjectHandle dict = image.getDict();
long long width = dict.getKey("/Width").getIntValue();
long long height = dict.getKey("/Height").getIntValue();
@ -525,10 +524,9 @@ void runtest(int n, char const* filename1, char const* arg2)
std::cout << " content:" << std::endl;
std::vector<QPDFObjectHandle> content = page.getPageContents();
for (std::vector<QPDFObjectHandle>::iterator iter = content.begin();
iter != content.end(); ++iter)
for (auto& iter2: content)
{
std::cout << " " << (*iter).unparse() << std::endl;
std::cout << " " << iter2.unparse() << std::endl;
}
std::cout << "end page " << pageno << std::endl;
@ -539,8 +537,8 @@ void runtest(int n, char const* filename1, char const* arg2)
if (qstrings.isArray())
{
std::cout << "QStrings:" << std::endl;
int n = qstrings.getArrayNItems();
for (int i = 0; i < n; ++i)
int nitems = qstrings.getArrayNItems();
for (int i = 0; i < nitems; ++i)
{
std::cout << qstrings.getArrayItem(i).getUTF8Value()
<< std::endl;
@ -551,8 +549,8 @@ void runtest(int n, char const* filename1, char const* arg2)
if (qnumbers.isArray())
{
std::cout << "QNumbers:" << std::endl;
int n = qnumbers.getArrayNItems();
for (int i = 0; i < n; ++i)
int nitems = qnumbers.getArrayNItems();
for (int i = 0; i < nitems; ++i)
{
std::cout << QUtil::double_to_string(
qnumbers.getArrayItem(i).getNumericValue(), 3)
@ -1853,8 +1851,8 @@ void runtest(int n, char const* filename1, char const* arg2)
// button-set*.pdf are designed for this test case.
QPDFObjectHandle acroform = pdf.getRoot().getKey("/AcroForm");
QPDFObjectHandle fields = acroform.getKey("/Fields");
int n = fields.getArrayNItems();
for (int i = 0; i < n; ++i)
int nitems = fields.getArrayNItems();
for (int i = 0; i < nitems; ++i)
{
QPDFObjectHandle field = fields.getArrayItem(i);
QPDFObjectHandle T = field.getKey("/T");
@ -1900,8 +1898,8 @@ void runtest(int n, char const* filename1, char const* arg2)
// generating testing.
QPDFObjectHandle acroform = pdf.getRoot().getKey("/AcroForm");
QPDFObjectHandle fields = acroform.getKey("/Fields");
int n = fields.getArrayNItems();
for (int i = 0; i < n; ++i)
int nitems = fields.getArrayNItems();
for (int i = 0; i < nitems; ++i)
{
QPDFObjectHandle field = fields.getArrayItem(i);
QPDFObjectHandle T = field.getKey("/T");