MONGOC_GRIDFS_FILE_READV - Online Linux Manual PageSection : 3
Updated : Feb 04, 2021
Source : 1.17.4
Note : libmongoc

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NAMEmongoc_gridfs_file_readv − mongoc_gridfs_file_readv()

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SYNOPSIS ssize_t mongoc_gridfs_file_readv (mongoc_gridfs_file_t *file, mongoc_iovec_t *iov, size_t iovcnt, size_t min_bytes, uint32_t timeout_msec);

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PARAMETERS • file: A mongoc_gridfs_file_t​. • iov: An array of mongoc_iovec_t​. • iovcnt: The number of elements in iov​. • min_bytes: The minimum number of bytes that must be read or an error will be synthesized. • timeout_msec: Unused.

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DESCRIPTIONThis function performs a scattered read from file, potentially blocking to read from the MongoDB server. The timeout_msec parameter is unused.

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RETURNSReturns the number of bytes read, or −1 on failure. Use mongoc_gridfs_file_error to retrieve error details.

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AUTHORMongoDB, Inc

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COPYRIGHT2017-present, MongoDB, Inc 0

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Johanes Gumabo

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