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Use more mundane 'int' type for cancel key lengths in libpq

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The documented max length of a cancel key is 256 bytes, so it fits in
uint8. It nevertheless seems weird to not just use 'int', like in
commit 0f1433f053 for the backend.

Discussion: https://www.postgresql.org/message-id/61be9e31-7b7d-49d5-bc11-721800d89d64%40eisentraut.org
This commit is contained in:
Heikki Linnakangas 2025-05-08 22:01:20 +03:00
parent 9d710a1ac0
commit 965213d9c5
2 changed files with 2 additions and 2 deletions
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2
src/interfaces/libpq/fe-protocol3.c
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@ -1532,7 +1532,7 @@ getParameterStatus(PGconn *conn)
static int static int
getBackendKeyData(PGconn *conn, int msgLength) getBackendKeyData(PGconn *conn, int msgLength)
{ {
uint8 cancel_key_len; int cancel_key_len;
if (conn->be_cancel_key) if (conn->be_cancel_key)
{ {

2
src/interfaces/libpq/libpq-int.h
View File

@ -547,8 +547,8 @@ struct pg_conn
/* Miscellaneous stuff */ /* Miscellaneous stuff */
int be_pid; /* PID of backend --- needed for cancels */ int be_pid; /* PID of backend --- needed for cancels */
int be_cancel_key_len;
char *be_cancel_key; /* query cancellation key and its length */ char *be_cancel_key; /* query cancellation key and its length */
uint16 be_cancel_key_len;
pgParameterStatus *pstatus; /* ParameterStatus data */ pgParameterStatus *pstatus; /* ParameterStatus data */
int client_encoding; /* encoding id */ int client_encoding; /* encoding id */
bool std_strings; /* standard_conforming_strings */ bool std_strings; /* standard_conforming_strings */