2012-05-21 11:12:37 +00:00
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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2004-09-29 16:48:10 +00:00
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2004-09-29 20:24:53 +00:00
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#include <stdlib.h>
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2004-09-29 16:48:10 +00:00
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#include "nsIStorageStream.h"
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#include "nsIInputStream.h"
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#include "nsIOutputStream.h"
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#include "nsCOMPtr.h"
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int main()
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{
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2004-09-29 20:24:53 +00:00
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char kData[4096];
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memset(kData, 0, sizeof(kData));
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2004-09-29 16:48:10 +00:00
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nsresult rv;
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nsCOMPtr<nsIStorageStream> stor;
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2012-09-28 06:57:33 +00:00
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rv = NS_NewStorageStream(4096, UINT32_MAX, getter_AddRefs(stor));
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2004-09-29 16:48:10 +00:00
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if (NS_FAILED(rv))
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return -1;
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nsCOMPtr<nsIOutputStream> out;
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rv = stor->GetOutputStream(0, getter_AddRefs(out));
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if (NS_FAILED(rv))
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return -1;
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2012-08-22 15:56:38 +00:00
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uint32_t n;
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2004-09-29 16:48:10 +00:00
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rv = out->Write(kData, sizeof(kData), &n);
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if (NS_FAILED(rv))
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return -1;
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rv = out->Write(kData, sizeof(kData), &n);
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if (NS_FAILED(rv))
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return -1;
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rv = out->Close();
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if (NS_FAILED(rv))
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return -1;
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2012-07-30 14:20:58 +00:00
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out = nullptr;
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2004-09-29 16:48:10 +00:00
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nsCOMPtr<nsIInputStream> in;
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rv = stor->NewInputStream(0, getter_AddRefs(in));
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if (NS_FAILED(rv))
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return -1;
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char buf[4096];
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// consume contents of input stream
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do {
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rv = in->Read(buf, sizeof(buf), &n);
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if (NS_FAILED(rv))
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return -1;
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} while (n != 0);
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rv = in->Close();
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if (NS_FAILED(rv))
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return -1;
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2012-07-30 14:20:58 +00:00
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in = nullptr;
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2004-09-29 16:48:10 +00:00
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// now, write 3 more full 4k segments + 11 bytes, starting at 8192
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// total written equals 20491 bytes
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rv = stor->GetOutputStream(8192, getter_AddRefs(out));
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if (NS_FAILED(rv))
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return -1;
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rv = out->Write(kData, sizeof(kData), &n);
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if (NS_FAILED(rv))
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return -1;
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rv = out->Write(kData, sizeof(kData), &n);
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if (NS_FAILED(rv))
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return -1;
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rv = out->Write(kData, sizeof(kData), &n);
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if (NS_FAILED(rv))
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return -1;
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rv = out->Write(kData, 11, &n);
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if (NS_FAILED(rv))
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return -1;
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rv = out->Close();
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if (NS_FAILED(rv))
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return -1;
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2012-07-30 14:20:58 +00:00
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out = nullptr;
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2004-09-29 16:48:10 +00:00
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// now, read all
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rv = stor->NewInputStream(0, getter_AddRefs(in));
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if (NS_FAILED(rv))
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return -1;
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// consume contents of input stream
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do {
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rv = in->Read(buf, sizeof(buf), &n);
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if (NS_FAILED(rv))
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return -1;
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} while (n != 0);
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rv = in->Close();
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if (NS_FAILED(rv))
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return -1;
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2012-07-30 14:20:58 +00:00
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in = nullptr;
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2004-09-29 16:48:10 +00:00
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return 0;
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}
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