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Fix blocksize in iotest.cpp.

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This commit is contained in:
clanmills 2020-05-15 18:24:52 +01:00
parent 5f6738a098
commit 158fba1b99
1 changed files with 11 additions and 11 deletions
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22
samples/iotest.cpp
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@ -68,11 +68,11 @@ int main(int argc, char* const argv[])
const char* ba = argv[5]; // block argument
if ( argc >= 5 ) {
int bs = argc==6 ? atoi(ba) : 10000;
int blocksize = argc==6 ? atoi(ba) : 10000;
// ensure bs is sane
if (bs<1) bs=1 ;
if (bs>1024*1024) bs=10000;
Exiv2::byte* b = new Exiv2::byte[bs];
if (blocksize<1) blocksize=1 ;
if (blocksize>1024*1024) blocksize=10000;
Exiv2::byte* bytes = new Exiv2::byte[blocksize];
// copy fileIn from a remote location.
FILE* f = fopen(f0,"wb");
@ -82,20 +82,20 @@ int main(int argc, char* const argv[])
BasicIo::AutoPtr io = Exiv2::ImageFactory::createIo(fr);
io->open();
size_t l = 0;
if ( bs > 1 ) {
if ( blocksize > 1 ) {
int r ;
while ( (r=io->read(b,sizeof(bs))) > 0 ) {
while ( (r=io->read(bytes,blocksize)) > 0 ) {
l += r;
fwrite(b,r,1,f) ;
fwrite(bytes,r,1,f) ;
}
} else {
// bs ==1, read/write byte-wise (#1029)
// blocksize == 1, read/write byte-wise (#1029)
while ( l++ < io->size() ) {
b[0] = io->getb();
fwrite(b,1,1,f) ;
bytes[0] = io->getb();
fwrite(bytes,1,1,f) ;
}
}
delete [] b;
delete [] bytes;
fclose(f);
if ( !l ) {
Error(Exiv2::kerFileOpenFailed, fr, "rb", strError());