diff options
author | Christoph M. Becker <cmbecker69@gmx.de> | 2020-02-17 22:53:50 +0100 |
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committer | Christoph M. Becker <cmbecker69@gmx.de> | 2020-02-17 22:54:16 +0100 |
commit | 3090c88f55f53d0a8af4e9dbec2664a24c1fa702 (patch) | |
tree | 1f9bf4fec55e7ecce081437b15cf6e0fc64fc7ac /ext/pdo_odbc | |
parent | 8db8d66df0e4b7cf202120273ab9c5d01a3f0d1c (diff) | |
parent | 08073b06581c6dc9234cfb2e9b187a598154c8ab (diff) | |
download | php-git-3090c88f55f53d0a8af4e9dbec2664a24c1fa702.tar.gz |
Merge branch 'PHP-7.3' into PHP-7.4
* PHP-7.3:
Fix #79038: PDOStatement::nextRowset() leaks column values
Diffstat (limited to 'ext/pdo_odbc')
-rw-r--r-- | ext/pdo_odbc/odbc_stmt.c | 24 | ||||
-rw-r--r-- | ext/pdo_odbc/php_pdo_odbc_int.h | 3 |
2 files changed, 21 insertions, 6 deletions
diff --git a/ext/pdo_odbc/odbc_stmt.c b/ext/pdo_odbc/odbc_stmt.c index e67acbc6e8..18abc475b9 100644 --- a/ext/pdo_odbc/odbc_stmt.c +++ b/ext/pdo_odbc/odbc_stmt.c @@ -126,13 +126,14 @@ static void free_cols(pdo_stmt_t *stmt, pdo_odbc_stmt *S) if (S->cols) { int i; - for (i = 0; i < stmt->column_count; i++) { + for (i = 0; i < S->col_count; i++) { if (S->cols[i].data) { efree(S->cols[i].data); } } efree(S->cols); S->cols = NULL; + S->col_count = 0; } } @@ -262,14 +263,14 @@ static int odbc_stmt_execute(pdo_stmt_t *stmt) SQLRowCount(S->stmt, &row_count); stmt->row_count = row_count; - if (!stmt->executed) { + if (S->cols == NULL) { /* do first-time-only definition of bind/mapping stuff */ SQLSMALLINT colcount; /* how many columns do we have ? */ SQLNumResultCols(S->stmt, &colcount); - stmt->column_count = (int)colcount; + stmt->column_count = S->col_count = (int)colcount; S->cols = ecalloc(colcount, sizeof(pdo_odbc_column)); S->going_long = 0; } @@ -847,13 +848,25 @@ static int odbc_stmt_next_rowset(pdo_stmt_t *stmt) free_cols(stmt, S); /* how many columns do we have ? */ SQLNumResultCols(S->stmt, &colcount); - stmt->column_count = (int)colcount; + stmt->column_count = S->col_count = (int)colcount; S->cols = ecalloc(colcount, sizeof(pdo_odbc_column)); S->going_long = 0; return 1; } +static int odbc_stmt_close_cursor(pdo_stmt_t *stmt) +{ + SQLRETURN rc; + pdo_odbc_stmt *S = (pdo_odbc_stmt*)stmt->driver_data; + + rc = SQLCloseCursor(S->stmt); + if (rc != SQL_SUCCESS && rc != SQL_SUCCESS_WITH_INFO) { + return 0; + } + return 1; +} + const struct pdo_stmt_methods odbc_stmt_methods = { odbc_stmt_dtor, odbc_stmt_execute, @@ -864,5 +877,6 @@ const struct pdo_stmt_methods odbc_stmt_methods = { odbc_stmt_set_param, odbc_stmt_get_attr, /* get attr */ NULL, /* get column meta */ - odbc_stmt_next_rowset + odbc_stmt_next_rowset, + odbc_stmt_close_cursor }; diff --git a/ext/pdo_odbc/php_pdo_odbc_int.h b/ext/pdo_odbc/php_pdo_odbc_int.h index e6098f4951..922b89a686 100644 --- a/ext/pdo_odbc/php_pdo_odbc_int.h +++ b/ext/pdo_odbc/php_pdo_odbc_int.h @@ -151,7 +151,8 @@ typedef struct { zend_ulong convbufsize; unsigned going_long:1; unsigned assume_utf8:1; - unsigned _spare:30; + signed col_count:16; + unsigned _spare:14; } pdo_odbc_stmt; typedef struct { |