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-rw-r--r--src/interfaces/libpq/fe-secure-openssl.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/src/interfaces/libpq/fe-secure-openssl.c b/src/interfaces/libpq/fe-secure-openssl.c
index a32af343a50..1b9f3a4a7b0 100644
--- a/src/interfaces/libpq/fe-secure-openssl.c
+++ b/src/interfaces/libpq/fe-secure-openssl.c
@@ -1569,12 +1569,9 @@ PQsslAttribute(PGconn *conn, const char *attribute_name)
}
/*
- * Private substitute BIO: this does the sending and receiving using send() and
- * recv() instead. This is so that we can enable and disable interrupts
- * just while calling recv(). We cannot have interrupts occurring while
- * the bulk of openssl runs, because it uses malloc() and possibly other
- * non-reentrant libc facilities. We also need to call send() and recv()
- * directly so it gets passed through the socket/signals layer on Win32.
+ * Private substitute BIO: this does the sending and receiving using
+ * pqsecure_raw_write() and pqsecure_raw_read() instead, to allow those
+ * functions to disable SIGPIPE and give better error messages on I/O errors.
*
* These functions are closely modelled on the standard socket BIO in OpenSSL;
* see sock_read() and sock_write() in OpenSSL's crypto/bio/bss_sock.c.