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/* Copyright (c) 2013 Dovecot authors, see the included COPYING file */
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#include "hash-method.h"
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#include "ostream-private.h"
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#include "ostream-hash.h"
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struct ostream_private ostream;
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const struct hash_method *method;
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o_stream_hash_sendv(struct ostream_private *stream,
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const struct const_iovec *iov, unsigned int iov_count)
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struct hash_ostream *hstream = (struct hash_ostream *)stream;
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size_t bytes_left, block_len;
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if ((ret = o_stream_sendv(stream->parent, iov, iov_count)) < 0) {
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o_stream_copy_error_from_parent(stream);
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for (i = 0; i < iov_count && bytes_left > 0; i++) {
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block_len = iov[i].iov_len <= bytes_left ?
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iov[i].iov_len : bytes_left;
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hstream->method->loop(hstream->hash_context,
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iov[i].iov_base, block_len);
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bytes_left -= block_len;
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stream->ostream.offset += ret;
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o_stream_create_hash(struct ostream *output, const struct hash_method *method,
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struct hash_ostream *hstream;
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hstream = i_new(struct hash_ostream, 1);
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hstream->ostream.sendv = o_stream_hash_sendv;
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hstream->method = method;
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hstream->hash_context = hash_context;
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return o_stream_create(&hstream->ostream, output,
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o_stream_get_fd(output));