SolidSyslog coverage report
Current view: top level - Platform/LwipSocket/Source - SolidSyslogLwipSocketResolverStatic.c (source / functions) Coverage Total Hit
Test: SolidSyslog Lines: 100.0 % 25 25
Test Date: 2026-11-12 23:14:35 Functions: 100.0 % 4 4
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 "lwip/opt.h"
       6                 :             : 
       7                 :             : #if LWIP_SOCKET && LWIP_DNS
       8                 :             : 
       9                 :             : #include "SolidSyslogLwipSocketResolver.h"
      10                 :             : 
      11                 :             : #include <stdbool.h>
      12                 :             : #include <stddef.h>
      13                 :             : #include <stdint.h>
      14                 :             : 
      15                 :             : #include "SolidSyslogError.h"
      16                 :             : #include "SolidSyslogErrorCategory.h"
      17                 :             : #include "SolidSyslogLwipSocketResolverErrors.h"
      18                 :             : #include "SolidSyslogLwipSocketResolverPrivate.h"
      19                 :             : #include "SolidSyslogNullResolver.h"
      20                 :             : #include "SolidSyslogPoolAllocator.h"
      21                 :             : #include "SolidSyslogPrival.h"
      22                 :             : #include "SolidSyslogTunables.h"
      23                 :             : 
      24                 :             : struct SolidSyslogResolver;
      25                 :             : 
      26                 :             : static inline size_t LwipSocketResolver_IndexFromHandle(const struct SolidSyslogResolver* base);
      27                 :             : static inline void LwipSocketResolver_CleanupAtIndex(size_t index, void* context);
      28                 :             : 
      29                 :             : static bool LwipSocketResolver_InUse[SOLIDSYSLOG_RESOLVER_POOL_SIZE];
      30                 :             : static struct SolidSyslogLwipSocketResolver LwipSocketResolver_Pool[SOLIDSYSLOG_RESOLVER_POOL_SIZE];
      31                 :             : static struct SolidSyslogPoolAllocator LwipSocketResolver_Allocator = {
      32                 :             :     LwipSocketResolver_InUse,
      33                 :             :     SOLIDSYSLOG_RESOLVER_POOL_SIZE
      34                 :             : };
      35                 :             : 
      36                 :          22 : struct SolidSyslogResolver* SolidSyslogLwipSocketResolver_Create(void)
      37                 :             : {
      38                 :          22 :     size_t index = SolidSyslogPoolAllocator_AcquireFirstFree(&LwipSocketResolver_Allocator);
      39                 :          22 :     struct SolidSyslogResolver* handle = SolidSyslogNullResolver_Get();
      40         [ +  + ]:          22 :     if (SolidSyslogPoolAllocator_IndexIsValid(&LwipSocketResolver_Allocator, index) == true)
      41                 :             :     {
      42                 :          19 :         SolidSyslogLwipSocketResolver_Initialise(&LwipSocketResolver_Pool[index].Base);
      43                 :          19 :         handle = &LwipSocketResolver_Pool[index].Base;
      44                 :             :     }
      45                 :             :     else
      46                 :             :     {
      47                 :           3 :         LwipSocketResolver_Report(
      48                 :             :             SOLIDSYSLOG_POOL_EXHAUSTED_SEVERITY,
      49                 :             :             SOLIDSYSLOG_CAT_POOL_EXHAUSTED,
      50                 :             :             SOLIDSYSLOG_RESOLVER_ERROR_POOL_EXHAUSTED
      51                 :             :         );
      52                 :             :     }
      53                 :          22 :     return handle;
      54                 :             : }
      55                 :             : 
      56                 :          22 : void SolidSyslogLwipSocketResolver_Destroy(struct SolidSyslogResolver* base)
      57                 :             : {
      58                 :          22 :     size_t index = LwipSocketResolver_IndexFromHandle(base);
      59   [ +  +  +  + ]:          42 :     bool released = SolidSyslogPoolAllocator_IndexIsValid(&LwipSocketResolver_Allocator, index) &&
      60                 :          20 :                     SolidSyslogPoolAllocator_FreeIfInUse(
      61                 :             :                         &LwipSocketResolver_Allocator,
      62                 :             :                         index,
      63                 :             :                         LwipSocketResolver_CleanupAtIndex,
      64                 :             :                         NULL
      65                 :             :                     );
      66         [ +  + ]:          22 :     if (!released)
      67                 :             :     {
      68                 :           3 :         LwipSocketResolver_Report(
      69                 :             :             SOLIDSYSLOG_UNKNOWN_DESTROY_SEVERITY,
      70                 :             :             SOLIDSYSLOG_CAT_UNKNOWN_DESTROY,
      71                 :             :             SOLIDSYSLOG_RESOLVER_ERROR_UNKNOWN_DESTROY
      72                 :             :         );
      73                 :             :     }
      74                 :          22 : }
      75                 :             : 
      76                 :          22 : static inline size_t LwipSocketResolver_IndexFromHandle(const struct SolidSyslogResolver* base)
      77                 :             : {
      78                 :          22 :     size_t result = SOLIDSYSLOG_RESOLVER_POOL_SIZE;
      79         [ +  + ]:          24 :     for (size_t poolIndex = 0U; poolIndex < SOLIDSYSLOG_RESOLVER_POOL_SIZE; poolIndex++)
      80                 :             :     {
      81         [ +  + ]:          22 :         if (base == &LwipSocketResolver_Pool[poolIndex].Base)
      82                 :             :         {
      83                 :          20 :             result = poolIndex;
      84                 :          20 :             break;
      85                 :             :         }
      86                 :             :     }
      87                 :          22 :     return result;
      88                 :             : }
      89                 :             : 
      90                 :          19 : static inline void LwipSocketResolver_CleanupAtIndex(size_t index, void* context)
      91                 :             : {
      92                 :             :     (void) context;
      93                 :          19 :     SolidSyslogLwipSocketResolver_Cleanup(&LwipSocketResolver_Pool[index].Base);
      94                 :          19 : }
      95                 :             : 
      96                 :             : #else
      97                 :             : 
      98                 :             : /* ISO C forbids an empty translation unit. */
      99                 :             : typedef int LwipSocketResolverStatic_EmptyTranslationUnit;
     100                 :             : 
     101                 :             : #endif /* LWIP_SOCKET && LWIP_DNS */
        

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