FreeCalypso > hg > fc-magnetite
annotate src/g23m-aci/aci/psa_gppp.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> |
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date | Sun, 22 Jul 2018 06:04:49 +0000 |
parents | 53929b40109c |
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rev | line source |
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1 /* |
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2 +----------------------------------------------------------------------------- |
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3 | Project : |
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4 | Modul : |
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5 +----------------------------------------------------------------------------- |
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6 | Copyright 2002 Texas Instruments Berlin, AG |
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7 | All rights reserved. |
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8 | |
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9 | This file is confidential and a trade secret of Texas |
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10 | Instruments Berlin, AG |
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11 | The receipt of or possession of this file does not convey |
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12 | any rights to reproduce or disclose its contents or to |
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13 | manufacture, use, or sell anything it may describe, in |
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14 | whole, or in part, without the specific written consent of |
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15 | Texas Instruments Berlin, AG. |
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16 +----------------------------------------------------------------------------- |
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17 | Purpose : Definitions for the protocol stack adapter |
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18 | Point-to-Point Protocol ( PPP ). |
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19 +----------------------------------------------------------------------------- |
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20 */ |
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21 |
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22 #if defined (GPRS) AND defined (DTI) |
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23 |
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24 #ifndef PSA_GPPP_H |
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25 #define PSA_GPPP_H |
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26 |
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27 |
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28 |
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29 /*==== CONSTANTS ==================================================*/ |
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30 /* length is out of the SAP from PPP */ |
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31 #define CHANNEL_NAME_LENGTH 6 |
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32 |
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33 |
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34 /*==== TYPES ======================================================*/ |
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35 typedef struct pppSetParm |
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36 { |
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37 T_PPP_PDP_ACTIVATE_RES *pdp_res; /* parameter for PDP context activation */ |
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38 T_PPP_PDP_ACTIVATE_REJ *pdp_rej; /* parameter for PDP context activation failed */ |
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39 UBYTE ppp_hc; /* 0, 1: header compression of PPP connection */ |
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40 UBYTE msid; /* ... : max slot identifier */ |
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41 |
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42 } T_PPP_SET_PRM; |
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43 |
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44 typedef struct pppShrdParm |
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45 { |
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46 /* set parameter */ |
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47 UBYTE owner; /* identifies the used set */ |
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48 T_PPP_SET_PRM setPrm[OWN_SRC_MAX]; /* possible sets */ |
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49 |
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50 /* global set parameter */ |
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51 UBYTE ppp_authentication_protocol; /* PPP authentication protocol */ |
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52 UBYTE accm; /* default: 0 */ |
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53 UBYTE restart_timer; /* default: 3 */ |
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54 UBYTE max_configure; /* default: 10 */ |
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55 UBYTE max_terminate; /* default: 2 */ |
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56 UBYTE max_failure; /* default: 5 */ |
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57 |
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58 /* answer parameter */ |
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59 T_PPP_ESTABLISH_CNF est; /* parameter from establishment */ |
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60 T_PPP_PDP_ACTIVATE_IND *pdp; /* parameter from PDP context */ |
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61 U16 ppp_cause; /* 1 ... 111 cause of PPP termination */ |
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62 UBYTE instance; /* future parameter for the PPP instance */ |
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63 UBYTE tui; |
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64 UBYTE ppp_hc; /* 0, 1: header compression of PPP connection */ |
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65 UBYTE msid; /* ... : max slot identifier */ |
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66 |
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67 } T_GPPP_SHRD_PRM; |
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68 |
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69 /*==== PROTOTYPES =================================================*/ |
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70 |
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71 EXTERN void psaGPPP_Establish ( T_PPP_ESTABLISH_REQ *est_req ); |
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72 EXTERN void psaGPPP_PDP_Activate ( T_NAS_ip * ip, UBYTE *pco_buf, UBYTE pco_length, U8 nsapi); |
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73 |
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74 EXTERN SHORT psaGPPP_PDP_Reject ( void ); |
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75 //needed ?? EXTERN SHORT psaGPPP_Modification ( void ); |
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76 |
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77 EXTERN void psaGPPP_Init ( UBYTE accm, UBYTE restart_timer, |
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78 UBYTE max_configure, UBYTE max_terminate, UBYTE max_failure ); |
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79 |
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81 EXTERN void psaGPPP_Terminate ( UBYTE lower_layer ); |
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82 |
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83 EXTERN void psaGPPPS_Dti_Req ( T_DTI_CONN_LINK_ID link_id, UBYTE peer ); |
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84 |
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85 EXTERN BOOL PPP_UART_connect_dti_cb ( UBYTE dti_id, T_DTI_CONN_STATE result_type); |
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86 |
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87 |
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88 /*==== EXPORT =====================================================*/ |
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89 |
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90 #ifdef PSA_GPPPF_C |
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91 |
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92 GLOBAL T_GPPP_SHRD_PRM gpppShrdPrm; |
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93 |
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94 #else |
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95 |
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96 EXTERN T_GPPP_SHRD_PRM gpppShrdPrm; |
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97 |
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98 #endif /* PSA_GPPPF_C */ |
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99 |
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100 #endif /* PSA_PPP_H */ |
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101 |
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102 #endif /* GPRS */ |
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103 /*==== EOF =======================================================*/ |