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Add support for uv_try_write2

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This commit is contained in:
Michele Caini 2021-07-28 11:29:10 +02:00
parent a0f7be6825
commit 5876a2b11d
1 changed files with 48 additions and 0 deletions
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48
src/uvw/stream.h
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@ -372,6 +372,30 @@ public:
return bw; return bw;
} }
/**
* @brief Queues a write request if it can be completed immediately.
*
* Same as `tryWrite` for sending handles over a pipe.<br/>
* An ErrorEvent event will be emitted in case of errors.
*
* @param data The data to be written to the stream.
* @param len The lenght of the submitted data.
* @param send A valid handle suitable for the purpose.
* @return Number of bytes written.
*/
template<typename V, typename W>
int tryWrite(std::unique_ptr<char[]> data, unsigned int len, StreamHandle<V, W> &send) {
uv_buf_t bufs[] = { uv_buf_init(data.get(), len) };
auto bw = uv_try_write2(this->template get<uv_stream_t>(), bufs, 1, send.raw());
if(bw < 0) {
this->publish(ErrorEvent{bw});
bw = 0;
}
return bw;
}
/** /**
* @brief Queues a write request if it can be completed immediately. * @brief Queues a write request if it can be completed immediately.
* *
@ -395,6 +419,30 @@ public:
return bw; return bw;
} }
/**
* @brief Queues a write request if it can be completed immediately.
*
* Same as `tryWrite` for sending handles over a pipe.<br/>
* An ErrorEvent event will be emitted in case of errors.
*
* @param data The data to be written to the stream.
* @param len The lenght of the submitted data.
* @param send A valid handle suitable for the purpose.
* @return Number of bytes written.
*/
template<typename V, typename W>
int tryWrite(char *data, unsigned int len, StreamHandle<V, W> &send) {
uv_buf_t bufs[] = { uv_buf_init(data, len) };
auto bw = uv_try_write2(this->template get<uv_stream_t>(), bufs, 1, send.raw());
if(bw < 0) {
this->publish(ErrorEvent{bw});
bw = 0;
}
return bw;
}
/** /**
* @brief Checks if the stream is readable. * @brief Checks if the stream is readable.
* @return True if the stream is readable, false otherwise. * @return True if the stream is readable, false otherwise.