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Introduce macros for protocol characters.

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This commit introduces descriptively-named macros for the
identifiers used in wire protocol messages.  These new macros are
placed in a new header file so that they can be easily used by
third-party code.

Author: Dave Cramer
Reviewed-by: Alvaro Herrera, Tatsuo Ishii, Peter Smith, Robert Haas, Tom Lane, Peter Eisentraut, Michael Paquier
Discussion: https://postgr.es/m/CADK3HHKbBmK-PKf1bPNFoMC%2BoBt%2BpD9PH8h5nvmBQskEHm-Ehw%40mail.gmail.com
This commit is contained in:
Nathan Bossart
2023-08-22 19:16:12 -07:00
parent 7114791158
commit f4b54e1ed9
25 changed files with 305 additions and 204 deletions
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2
src/backend/libpq/auth-sasl.c
View File

@@ -87,7 +87,7 @@ CheckSASLAuth(const pg_be_sasl_mech *mech, Port *port, char *shadow_pass,
{
pq_startmsgread();
mtype = pq_getbyte();
if (mtype != 'p')
if (mtype != PqMsg_SASLResponse)
{
/* Only log error if client didn't disconnect. */
if (mtype != EOF)

8
src/backend/libpq/auth.c
View File

@@ -665,7 +665,7 @@ sendAuthRequest(Port *port, AuthRequest areq, const char *extradata, int extrale
CHECK_FOR_INTERRUPTS();
pq_beginmessage(&buf, 'R');
pq_beginmessage(&buf, PqMsg_AuthenticationRequest);
pq_sendint32(&buf, (int32) areq);
if (extralen > 0)
pq_sendbytes(&buf, extradata, extralen);
@@ -698,7 +698,7 @@ recv_password_packet(Port *port)
/* Expect 'p' message type */
mtype = pq_getbyte();
if (mtype != 'p')
if (mtype != PqMsg_PasswordMessage)
{
/*
* If the client just disconnects without offering a password, don't
@@ -961,7 +961,7 @@ pg_GSS_recvauth(Port *port)
CHECK_FOR_INTERRUPTS();
mtype = pq_getbyte();
if (mtype != 'p')
if (mtype != PqMsg_GSSResponse)
{
/* Only log error if client didn't disconnect. */
if (mtype != EOF)
@@ -1232,7 +1232,7 @@ pg_SSPI_recvauth(Port *port)
{
pq_startmsgread();
mtype = pq_getbyte();
if (mtype != 'p')
if (mtype != PqMsg_GSSResponse)
{
if (sspictx != NULL)
{