mongoc_stream_readv (3) Linux Manual Page

mongoc_stream_readv() – This function is identical to mongoc_stream_read() except that it takes a mongoc_iovec_t to perform gathered I/O.

Synopsis

ssize_t
mongoc_stream_readv (mongoc_stream_t *stream,
 mongoc_iovec_t *iov,
 size_t iovcnt,
 size_t min_bytes,
 int32_t timeout_msec);

Parameters

stream

A mongoc_stream_t \&.

iov

A vector of mongoc_iovec_t \&.

iovcnt

The number of items in iov \&.

min_bytes

The minimum number of bytes to read or failure will be indicated.

timeout_msec

A timeout in milliseconds, or 0 to indicate non-blocking. A negative value with use the default timeout.

This function is identical to mongoc_stream_read(3) except that it takes a mongoc_iovec_t to perform gathered I/O.

Returns

>= 0 on success, -1 on failure and errno is set.

See Also

mongoc_stream_read(3)

mongoc_stream_write(3)

mongoc_stream_writev(3)

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This page is part of MongoDB C Driver. Please report any bugs at https://jira.mongodb.org/browse/CDRIVER.