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Fixed possible crash.

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This commit is contained in:
Ilia Alshanetsky 2004-05-20 18:10:16 +00:00
parent cf33729c20
commit b7784d96b0
1 changed files with 8 additions and 0 deletions
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8
ext/pdo_pgsql/pgsql_statement.c
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@ -110,6 +110,10 @@ static int pgsql_stmt_describe(pdo_stmt_t *stmt, int colno TSRMLS_DC)
pdo_pgsql_stmt *S = (pdo_pgsql_stmt*)stmt->driver_data; pdo_pgsql_stmt *S = (pdo_pgsql_stmt*)stmt->driver_data;
struct pdo_column_data *cols = stmt->columns; struct pdo_column_data *cols = stmt->columns;
if (!S->result) {
return 0;
}
cols[colno].name = estrdup(PQfname(S->result, colno)); cols[colno].name = estrdup(PQfname(S->result, colno));
cols[colno].namelen = strlen(cols[colno].name); cols[colno].namelen = strlen(cols[colno].name);
cols[colno].maxlen = PQfsize(S->result, colno); cols[colno].maxlen = PQfsize(S->result, colno);
@ -123,6 +127,10 @@ static int pgsql_stmt_get_col(pdo_stmt_t *stmt, int colno, char **ptr, unsigned
{ {
pdo_pgsql_stmt *S = (pdo_pgsql_stmt*)stmt->driver_data; pdo_pgsql_stmt *S = (pdo_pgsql_stmt*)stmt->driver_data;
if (!S->result) {
return 0;
}
/* We have already increased count by 1 in pgsql_stmt_fetch() */ /* We have already increased count by 1 in pgsql_stmt_fetch() */
*ptr = PQgetvalue(S->result, S->current_row - 1, colno); *ptr = PQgetvalue(S->result, S->current_row - 1, colno);
*len = PQgetlength(S->result, S->current_row - 1, colno); *len = PQgetlength(S->result, S->current_row - 1, colno);