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iconv() returning -1 still

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This commit is contained in:
Josh Holtrop 2010-03-29 22:55:26 -04:00
parent f0af347ad8
commit 7f9f13e382
1 changed files with 20 additions and 5 deletions
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25
serialize.cc
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@ -2,19 +2,21 @@
#include "serialize.h"
#include <string.h>
#include <iconv.h>
#include <stdio.h>
using namespace std;
refptr< vector<unichar_t> > deserialize(const char * encoding, istream & in)
{
const int buf_size = 200;
int num_read;
char inbuf[buf_size];
char * inbuf = new char[buf_size];
char * inbuf_ptr = (char *) &inbuf[0];
unichar_t outbuf[buf_size];
unichar_t * outbuf = new unichar_t[buf_size];
char * outbuf_ptr;
size_t chars_converted, inbytesleft = 0, outbytesleft;
refptr< vector<unichar_t> > ucs = new vector<unichar_t>();
cout << "encoding: " << encoding << endl;
iconv_t cd = iconv_open(encoding, "UTF-32");
if (cd == (iconv_t) -1)
{
@ -22,19 +24,29 @@ refptr< vector<unichar_t> > deserialize(const char * encoding, istream & in)
return NULL;
}
outbuf_ptr = (char *) &outbuf[0];
outbytesleft = buf_size * sizeof(outbuf[0]);
iconv(cd, NULL, NULL, &outbuf_ptr, &outbytesleft);
cout << "initial outbytesleft: " << outbytesleft << endl;
for (;;)
{
in.read(inbuf_ptr, sizeof(inbuf) - inbytesleft);
in.read(inbuf_ptr, buf_size * sizeof(inbuf[0]) - inbytesleft);
num_read = in.gcount();
cout << "num_read: " << num_read << endl;
if (num_read <= 0)
break;
inbytesleft += num_read;
outbuf_ptr = (char *) &outbuf[0];
outbytesleft = sizeof(outbuf);
outbytesleft = buf_size * sizeof(outbuf[0]);
cout << "before inbytesleft: " << inbytesleft << ", outbytesleft: " << outbytesleft << endl;
cout << "inbuf_ptr: " << inbuf_ptr << endl;
chars_converted = iconv(cd, &inbuf_ptr, &inbytesleft,
&outbuf_ptr, &outbytesleft);
if (chars_converted == (size_t) -1)
{
perror("iconv() error");
}
cout << "chars_converted: " << chars_converted << endl;
cout << "after inbytesleft: " << inbytesleft << ", outbytesleft: " << outbytesleft << endl;
if (inbytesleft > 0)
@ -43,7 +55,8 @@ refptr< vector<unichar_t> > deserialize(const char * encoding, istream & in)
}
inbuf_ptr = ((char *) &inbuf[0]) + inbytesleft;
for (int i = 0;
i < ((sizeof(outbuf) - outbytesleft) / sizeof(outbuf[0]));
i < (((buf_size * sizeof(outbuf[0])) - outbytesleft)
/ sizeof(outbuf[0]));
i++)
{
ucs->push_back(outbuf[i]);
@ -52,6 +65,8 @@ refptr< vector<unichar_t> > deserialize(const char * encoding, istream & in)
break;
}
delete[] inbuf;
delete[] outbuf;
iconv_close(cd);
return ucs;
}