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Code Issues Releases Activity

Allow I/O read interface to explicitly request blocking reads.

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TlsClient introduced a non-blocking read which is required to read protocol messages that are linefeed-terminated rather than a known size. However, in many cases the expected number of bytes is known in advance so in that case it is more efficient to have tlsClientRead() block until all the bytes are read.

Add block parameter to all read functions and use it when a blocking read is required. For most read functions this is a noop, i.e. if the read function never blocks then it can ignore the parameter.

In passing, set the log level of storageNew*() functions to debug to expose more high-level I/O operations.
This commit is contained in:
David Steele
2018-11-23 12:01:36 -05:00
parent 256b727a3d
commit b5690e21a4
20 changed files with 111 additions and 65 deletions
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2
test/src/module/common/ioTest.c
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@ -294,7 +294,7 @@ testRun(void)
TEST_RESULT_VOID(bufUsedZero(buffer), " zero buffer");
TEST_RESULT_BOOL(ioReadEof(ioBufferReadIo(bufferRead)), true, " eof");
TEST_RESULT_BOOL(ioBufferRead(bufferRead, buffer), 0, " eof from driver");
TEST_RESULT_BOOL(ioBufferRead(bufferRead, buffer, true), 0, " eof from driver");
TEST_RESULT_SIZE(ioRead(ioBufferReadIo(bufferRead), buffer), 0, " read 0 bytes");
TEST_RESULT_VOID(ioReadClose(ioBufferReadIo(bufferRead)), " close buffer read object");