Fix Request #52302 mysqli_fetch_all does not work with MYSQLI_USE_RESULT

Give an error when USE_RESULT is used with fetch_all

Fix sprintf modifiers all around the place. In most cases
%u should be used. Where size_t is used then MYSQLND_SZ_T_SPEC should be
the modifier

Fix for bug #52115 mysqli_result::fetch_all returns null, not an empty array

Handle problems in the row_decoder, return type used to be void,
now it can return on problems.

Fix possible crashes, in case of OOM, due to half-baken
objects.

Handle the situation when MYSQLND_PROTOCOL's methods return NULL.
mysqlnd should not crash but gracefully return with an error.

Handle OOM in the code that generates PS Execute requests
to the server. Fixes crashes in case of OOM.

Check set->data for validity before using it.
Prevents crashes after OOM.

Allow overloading of mysqlnd_result_meta_init().
Add free space for future hooks.

- Give possibility to overload mysqlnd_result_init().
- Always use conn->m->stmt_init instead of mysqlnd_stmt_init()

- initialize some variables
- initialize the methods in a shorter way, use the compiler.
= on structures copies them. Allows also exportability of
the methods.

OOM stability fixes

Handle OOM in mysqlnd_res::store_result_fetch_data

Handle OOM in mysqlnd_fetch_row_buffered_c()

Handle OOM in mysqlnd_fetch_row_unbuffered_c()

Handle OOM stemming from mysqlnd_result_init in the same
function and up the stack.

Handle gracefully OOM in mysqlnd_mempool_create and up the stack

Remove unused parameter

Remove dead code and add possibility to fine tune the size of
a mempool (used for result sets).

- Fix copyrights

Fix some int/uint comparison warnings

more WS

CS + WS changes

Fix tests that fail when the MySQL's socket file is not /tmp/mysql.sock
as it is in when compiled from source and the default for mysqlnd.
SuSE for example uses /var/run/mysql/mysql.sock . Al

Fix tests that fail when the MySQL's socket file is not /tmp/mysql.sock
as it is in when compiled from source and the default for mysqlnd.
SuSE for example uses /var/run/mysql/mysql.sock . Also, sql.safe_mode
(ext/mysql and ingres) needs the socket.
Fix possible crashes in mysqlnd. When packets are shorter, functions should
return error.

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