SolidSyslog coverage report
Current view: top level - Platform/LwipRaw/Source - SolidSyslogLwipRawAddressStatic.c (source / functions) Coverage Total Hit
Test: SolidSyslog Lines: 100.0 % 28 28
Test Date: 2026-11-12 23:14:35 Functions: 100.0 % 5 5
Branches: 100.0 % 12 12

             Branch data     Line data    Source code
       1                 :             : /* SPDX-FileCopyrightText: Copyright 2026 Cozens Software Solutions Limited
       2                 :             :  * SPDX-License-Identifier: PolyForm-Noncommercial-1.0.0 OR LicenseRef-PolyForm-Internal-Use-1.0.0 OR LicenseRef-COSOSO-Commercial
       3                 :             :  */
       4                 :             : 
       5                 :             : #include "SolidSyslogLwipRawAddress.h"
       6                 :             : 
       7                 :             : #include <stdbool.h>
       8                 :             : #include <stddef.h>
       9                 :             : #include <stdint.h>
      10                 :             : 
      11                 :             : #include "SolidSyslogError.h"
      12                 :             : #include "SolidSyslogErrorCategory.h"
      13                 :             : #include "SolidSyslogLwipRawAddressErrors.h"
      14                 :             : #include "SolidSyslogLwipRawAddressPrivate.h"
      15                 :             : #include "SolidSyslogPoolAllocator.h"
      16                 :             : #include "SolidSyslogPrival.h"
      17                 :             : #include "SolidSyslogTunables.h"
      18                 :             : 
      19                 :             : struct SolidSyslogAddress;
      20                 :             : 
      21                 :             : static inline struct SolidSyslogAddress* LwipRawAddress_HandleFromIndex(size_t index);
      22                 :             : static inline size_t LwipRawAddress_IndexFromHandle(const struct SolidSyslogAddress* base);
      23                 :             : static inline void LwipRawAddress_CleanupAtIndex(size_t index, void* context);
      24                 :             : 
      25                 :             : static bool LwipRawAddress_InUse[SOLIDSYSLOG_ADDRESS_POOL_SIZE];
      26                 :             : static struct SolidSyslogPoolAllocator LwipRawAddress_Allocator = {LwipRawAddress_InUse, SOLIDSYSLOG_ADDRESS_POOL_SIZE};
      27                 :             : 
      28                 :         167 : struct SolidSyslogAddress* SolidSyslogLwipRawAddress_Create(void)
      29                 :             : {
      30                 :             :     /* TU-private fallback returned when the pool is exhausted. Sized as
      31                 :             :      * a real SolidSyslogLwipRawAddress so subsequent writes (e.g. a Resolver
      32                 :             :      * overwrite at the exhausted-fallback call site) are bounded - same
      33                 :             :      * ip_addr_t + u16_t storage as any pooled slot. */
      34                 :             :     static struct SolidSyslogLwipRawAddress fallback;
      35                 :             : 
      36                 :         167 :     size_t index = SolidSyslogPoolAllocator_AcquireFirstFree(&LwipRawAddress_Allocator);
      37                 :         167 :     struct SolidSyslogAddress* handle = (struct SolidSyslogAddress*) &fallback;
      38         [ +  + ]:         167 :     if (SolidSyslogPoolAllocator_IndexIsValid(&LwipRawAddress_Allocator, index) == true)
      39                 :             :     {
      40                 :         164 :         handle = LwipRawAddress_HandleFromIndex(index);
      41                 :         164 :         SolidSyslogLwipRawAddress_Initialise(handle);
      42                 :             :     }
      43                 :             :     else
      44                 :             :     {
      45                 :           3 :         LwipRawAddress_Report(
      46                 :             :             SOLIDSYSLOG_POOL_EXHAUSTED_SEVERITY,
      47                 :             :             SOLIDSYSLOG_CAT_POOL_EXHAUSTED,
      48                 :             :             SOLIDSYSLOG_ADDRESS_ERROR_POOL_EXHAUSTED
      49                 :             :         );
      50                 :             :     }
      51                 :         167 :     return handle;
      52                 :             : }
      53                 :             : 
      54                 :         517 : static inline struct SolidSyslogAddress* LwipRawAddress_HandleFromIndex(size_t index)
      55                 :             : {
      56                 :             :     static struct SolidSyslogLwipRawAddress pool[SOLIDSYSLOG_ADDRESS_POOL_SIZE];
      57                 :         517 :     return (struct SolidSyslogAddress*) &pool[index];
      58                 :             : }
      59                 :             : 
      60                 :         170 : void SolidSyslogLwipRawAddress_Destroy(struct SolidSyslogAddress* base)
      61                 :             : {
      62                 :         170 :     size_t index = LwipRawAddress_IndexFromHandle(base);
      63                 :         170 :     bool released =
      64   [ +  +  +  + ]:         335 :         SolidSyslogPoolAllocator_IndexIsValid(&LwipRawAddress_Allocator, index) &&
      65                 :         165 :         SolidSyslogPoolAllocator_FreeIfInUse(&LwipRawAddress_Allocator, index, LwipRawAddress_CleanupAtIndex, NULL);
      66         [ +  + ]:         170 :     if (!released)
      67                 :             :     {
      68                 :           6 :         LwipRawAddress_Report(
      69                 :             :             SOLIDSYSLOG_UNKNOWN_DESTROY_SEVERITY,
      70                 :             :             SOLIDSYSLOG_CAT_UNKNOWN_DESTROY,
      71                 :             :             SOLIDSYSLOG_ADDRESS_ERROR_UNKNOWN_DESTROY
      72                 :             :         );
      73                 :             :     }
      74                 :         170 : }
      75                 :             : 
      76                 :         170 : static inline size_t LwipRawAddress_IndexFromHandle(const struct SolidSyslogAddress* base)
      77                 :             : {
      78                 :         170 :     size_t result = SOLIDSYSLOG_ADDRESS_POOL_SIZE;
      79         [ +  + ]:         194 :     for (size_t poolIndex = 0U; poolIndex < SOLIDSYSLOG_ADDRESS_POOL_SIZE; poolIndex++)
      80                 :             :     {
      81         [ +  + ]:         189 :         if (base == LwipRawAddress_HandleFromIndex(poolIndex))
      82                 :             :         {
      83                 :         165 :             result = poolIndex;
      84                 :         165 :             break;
      85                 :             :         }
      86                 :             :     }
      87                 :         170 :     return result;
      88                 :             : }
      89                 :             : 
      90                 :         164 : static inline void LwipRawAddress_CleanupAtIndex(size_t index, void* context)
      91                 :             : {
      92                 :             :     (void) context;
      93                 :         164 :     SolidSyslogLwipRawAddress_Cleanup(LwipRawAddress_HandleFromIndex(index));
      94                 :         164 : }
        

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