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-rw-r--r--src/backend/libpq/be-secure-gssapi.c2
-rw-r--r--src/backend/libpq/be-secure-openssl.c2
-rw-r--r--src/backend/libpq/be-secure.c2
-rw-r--r--src/backend/libpq/pqcomm.c2
-rw-r--r--src/include/libpq/libpq-be.h4
-rw-r--r--src/include/libpq/libpq.h2
6 files changed, 7 insertions, 7 deletions
diff --git a/src/backend/libpq/be-secure-gssapi.c b/src/backend/libpq/be-secure-gssapi.c
index bcb750e241a..fc5a8d82a9d 100644
--- a/src/backend/libpq/be-secure-gssapi.c
+++ b/src/backend/libpq/be-secure-gssapi.c
@@ -93,7 +93,7 @@ static uint32 PqGSSMaxPktSize; /* Maximum size we can encrypt and fit the
* failure if necessary, and then return an errno indicating connection loss.
*/
ssize_t
-be_gssapi_write(Port *port, void *ptr, size_t len)
+be_gssapi_write(Port *port, const void *ptr, size_t len)
{
OM_uint32 major,
minor;
diff --git a/src/backend/libpq/be-secure-openssl.c b/src/backend/libpq/be-secure-openssl.c
index abf67bb1b27..64ff3ce3d6a 100644
--- a/src/backend/libpq/be-secure-openssl.c
+++ b/src/backend/libpq/be-secure-openssl.c
@@ -821,7 +821,7 @@ be_tls_read(Port *port, void *ptr, size_t len, int *waitfor)
}
ssize_t
-be_tls_write(Port *port, void *ptr, size_t len, int *waitfor)
+be_tls_write(Port *port, const void *ptr, size_t len, int *waitfor)
{
ssize_t n;
int err;
diff --git a/src/backend/libpq/be-secure.c b/src/backend/libpq/be-secure.c
index 3b4f80146be..91576f94285 100644
--- a/src/backend/libpq/be-secure.c
+++ b/src/backend/libpq/be-secure.c
@@ -302,7 +302,7 @@ secure_raw_read(Port *port, void *ptr, size_t len)
* Write data to a secure connection.
*/
ssize_t
-secure_write(Port *port, void *ptr, size_t len)
+secure_write(Port *port, const void *ptr, size_t len)
{
ssize_t n;
int waitfor;
diff --git a/src/backend/libpq/pqcomm.c b/src/backend/libpq/pqcomm.c
index 1bf27d93cfa..bddd6465de2 100644
--- a/src/backend/libpq/pqcomm.c
+++ b/src/backend/libpq/pqcomm.c
@@ -1368,7 +1368,7 @@ internal_flush_buffer(const char *buf, size_t *start, size_t *end)
{
int r;
- r = secure_write(MyProcPort, (char *) bufptr, bufend - bufptr);
+ r = secure_write(MyProcPort, bufptr, bufend - bufptr);
if (r <= 0)
{
diff --git a/src/include/libpq/libpq-be.h b/src/include/libpq/libpq-be.h
index 2f6c29200ba..7fe92b15477 100644
--- a/src/include/libpq/libpq-be.h
+++ b/src/include/libpq/libpq-be.h
@@ -312,7 +312,7 @@ extern ssize_t be_tls_read(Port *port, void *ptr, size_t len, int *waitfor);
/*
* Write data to a secure connection.
*/
-extern ssize_t be_tls_write(Port *port, void *ptr, size_t len, int *waitfor);
+extern ssize_t be_tls_write(Port *port, const void *ptr, size_t len, int *waitfor);
/*
* Return information about the SSL connection.
@@ -352,7 +352,7 @@ extern bool be_gssapi_get_delegation(Port *port);
/* Read and write to a GSSAPI-encrypted connection. */
extern ssize_t be_gssapi_read(Port *port, void *ptr, size_t len);
-extern ssize_t be_gssapi_write(Port *port, void *ptr, size_t len);
+extern ssize_t be_gssapi_write(Port *port, const void *ptr, size_t len);
#endif /* ENABLE_GSS */
extern PGDLLIMPORT ProtocolVersion FrontendProtocol;
diff --git a/src/include/libpq/libpq.h b/src/include/libpq/libpq.h
index 13d8143a893..8defcb6de19 100644
--- a/src/include/libpq/libpq.h
+++ b/src/include/libpq/libpq.h
@@ -92,7 +92,7 @@ extern void secure_destroy(void);
extern int secure_open_server(Port *port);
extern void secure_close(Port *port);
extern ssize_t secure_read(Port *port, void *ptr, size_t len);
-extern ssize_t secure_write(Port *port, void *ptr, size_t len);
+extern ssize_t secure_write(Port *port, const void *ptr, size_t len);
extern ssize_t secure_raw_read(Port *port, void *ptr, size_t len);
extern ssize_t secure_raw_write(Port *port, const void *ptr, size_t len);