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mbedtls: fix libgit2 hanging due to incomplete writes
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tiennou committed Apr 11, 2018
commit ec79b0fdd6236647349a67010f1a8fdcc5edfae7
14 changes: 9 additions & 5 deletions src/streams/mbedtls.c
Original file line number Diff line number Diff line change
Expand Up @@ -345,16 +345,20 @@ static int mbedtls_set_proxy(git_stream *stream, const git_proxy_options *proxy_

ssize_t mbedtls_stream_write(git_stream *stream, const char *data, size_t len, int flags)
{
size_t read = 0;
mbedtls_stream *st = (mbedtls_stream *) stream;
int ret;

GIT_UNUSED(flags);

if ((ret = mbedtls_ssl_write(st->ssl, (const unsigned char *)data, len)) <= 0) {
return ssl_set_error(st->ssl, ret);
}
do {
int error = mbedtls_ssl_write(st->ssl, (const unsigned char *)data + read, len - read);
if (error <= 0) {
return ssl_set_error(st->ssl, error);
}
read += error;
} while (read < len);

return ret;
return read;
}

ssize_t mbedtls_stream_read(git_stream *stream, void *data, size_t len)
Expand Down