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| author | Sachin Gupta <sgupta2m@in.ibm.com> | 2018-06-15 06:25:01 -0500 |
|---|---|---|
| committer | Sachin Gupta <sgupta2m@in.ibm.com> | 2018-06-19 01:07:39 -0400 |
| commit | 5d80e1109dd59bbf00f5fd58dc5e7a960cac6346 (patch) | |
| tree | f8d8d609caa7105a46d43c36d6f7f099c29ccc97 /src/sbefw | |
| parent | c7e17788930d3432f1aed55f419fc05001b9c9ad (diff) | |
| download | talos-sbe-5d80e1109dd59bbf00f5fd58dc5e7a960cac6346.tar.gz talos-sbe-5d80e1109dd59bbf00f5fd58dc5e7a960cac6346.zip | |
Support for greylist
In this commit support is added to parse bit mask and create data
structure in sbe.
Change-Id: Ia7a532de138dbd879d2bf5d54ce5d315884d0469
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/60761
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Reviewed-by: RAJA DAS <rajadas2@in.ibm.com>
Reviewed-by: Shakeeb A. Pasha B K <shakeebbk@in.ibm.com>
Reviewed-by: Sachin Gupta <sgupta2m@in.ibm.com>
(cherry picked from commit a2139de912b1513f0a1f0c5967aa1e6b413961b2)
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/60675
Diffstat (limited to 'src/sbefw')
| -rw-r--r-- | src/sbefw/core/sbeSecurity.C | 27 | ||||
| -rw-r--r-- | src/sbefw/core/sbeSecurity.H | 13 |
2 files changed, 39 insertions, 1 deletions
diff --git a/src/sbefw/core/sbeSecurity.C b/src/sbefw/core/sbeSecurity.C index 3e0090df..af083337 100644 --- a/src/sbefw/core/sbeSecurity.C +++ b/src/sbefw/core/sbeSecurity.C @@ -5,7 +5,8 @@ /* */ /* OpenPOWER sbe Project */ /* */ -/* Contributors Listed Below - COPYRIGHT 2017 */ +/* Contributors Listed Below - COPYRIGHT 2017,2018 */ +/* [+] International Business Machines Corp. */ /* */ /* */ /* Licensed under the Apache License, Version 2.0 (the "License"); */ @@ -139,6 +140,30 @@ bool _is_present(const table< map_t< range_t<M1_T>, M1_U > > &table1, #undef SBE_FUNC } +template <typename T1, typename T2 > +bool _is_present(const table< map_t< T1, T2 > > &table1, + const T1 i_addr, + const T2 i_mask) +{ +#define SBE_FUNC "SBE_SECURITY::_is_present " + SBE_ENTER(SBE_FUNC"Searching address/mask table"); + bool ret = false; + for(size_t i = 0; i < table1.size; i++) + { + // Not using mask in table for search + if((table1.table[i].key == i_addr) && + (( i_mask & (~table1.table[i].value)) == 0 )) + { + SBE_DEBUG(SBE_FUNC" table1:found addr[0x%x] table index[%d]", + i_addr, i); + ret = true; + break; + } + } + SBE_EXIT(SBE_FUNC); + return ret; +#undef SBE_FUNC +} bool isAllowed(const uint32_t i_addr, accessType type) { bool ret = true; diff --git a/src/sbefw/core/sbeSecurity.H b/src/sbefw/core/sbeSecurity.H index f9aa627f..6312aefe 100644 --- a/src/sbefw/core/sbeSecurity.H +++ b/src/sbefw/core/sbeSecurity.H @@ -88,5 +88,18 @@ namespace SBE_SECURITY const table< map_t<M2_T, M2_U> > &table2, const table< T3 > &table3, const uint32_t i_addr); + + /* @brief _is_present - Look up tables to find if the given + * address with mask is present + * @param[in] table1 - table 1 - map with a range and running count + * @param[in] i_addr - given address to look up + * @param[in] mask - mask to look up + * + * @return - boolean to denote if the address in present + */ + template <typename T1, typename T2 > + bool _is_present(const table< map_t< T1, T2 > > &table1, + const T1 i_addr, + const T2 i_mask); } #endif //__SBE_SECURITY_H |
