annotate src/g23m-aci/uart/uart_txf.h @ 516:1ed9de6c90bd

src/g23m-gsm/sms/sms_for.c: bogus malloc removed The new error handling code that was not present in TCS211 blob version contains a malloc call that is bogus for 3 reasons: 1) The memory allocation in question is not needed in the first place; 2) libc malloc is used instead of one of the firmware's proper ways; 3) The memory allocation is made inside a function and then never freed, i.e., a memory leak. This bug was caught in gcc-built FreeCalypso fw projects (Citrine and Selenite) because our gcc environment does not allow any use of libc malloc (any reference to malloc produces a link failure), but this code from TCS3.2 is wrong even for Magnetite: if this code path is executed repeatedly over a long time, the many small allocations made by this malloc call without a subsequent free will eventually exhaust the malloc heap provided by the TMS470 environment, malloc will start returning NULL, and the bogus code will treat it as an error. Because the memory allocation in question is not needed at all, the fix entails simply removing it.
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 22 Jul 2018 06:04:49 +0000
parents 53929b40109c
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
162
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
1 /*
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
2 +-----------------------------------------------------------------------------
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
3 | Project :
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
4 | Modul :
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
5 +-----------------------------------------------------------------------------
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
6 | Copyright 2002 Texas Instruments Berlin, AG
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
7 | All rights reserved.
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
8 |
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
9 | This file is confidential and a trade secret of Texas
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
10 | Instruments Berlin, AG
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
11 | The receipt of or possession of this file does not convey
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
12 | any rights to reproduce or disclose its contents or to
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
13 | manufacture, use, or sell anything it may describe, in
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
14 | whole, or in part, without the specific written consent of
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
15 | Texas Instruments Berlin, AG.
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
16 +-----------------------------------------------------------------------------
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
17 | Purpose : Definitions for uart_txf.c
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
18 +-----------------------------------------------------------------------------
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
19 */
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
20
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
21 #ifndef UART_TXF_H
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
22 #define UART_TXF_H
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
23
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
24
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
25 EXTERN void tx_init (void);
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
26
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
27 EXTERN void tx_flushUart (void);
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
28
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
29 EXTERN void tx_next_send_allowed (void);
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
30
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
31 EXTERN void tx_writeInFunc_0 (BOOL cldFromIrq,
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
32 T_reInstMode *reInstall,
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
33 UBYTE ndest,
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
34 UBYTE *dest[],
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
35 USHORT *size);
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
36
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
37 #ifdef FF_TWO_UART_PORTS
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
38 EXTERN void tx_writeInFunc_1 (BOOL cldFromIrq,
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
39 T_reInstMode *reInstall,
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
40 UBYTE ndest,
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
41 UBYTE *dest[],
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
42 USHORT *size);
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
43 #endif /* FF_TWO_UART_PORTS */
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
44
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
45 #endif /* !UART_TXF_H */
53929b40109c src/g23m-aci: initial import from TCS3.2/LoCosto
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
46