LCOV - code coverage report
Current view: top level - u8stream/include/u8arena - universal_memory_arena.inl (source / functions) Coverage Total Hit
Test: crystal-facet-uml_v1.63.2_covts Lines: 100.0 % 24 24
Test Date: 2025-05-01 10:10:14 Functions: 100.0 % 4 4

            Line data    Source code
       1              : /* File: universal_memory_arena.inl; Copyright and License: see below */
       2              : 
       3              : #include <assert.h>
       4              : 
       5            2 : static inline void universal_memory_arena_init ( universal_memory_arena_t *this_,
       6              :                                                  void* mem_buf_start,
       7              :                                                  size_t mem_buf_size )
       8              : {
       9            2 :     assert( mem_buf_start != NULL );
      10            2 :     (*this_).int_buf_start = mem_buf_start;
      11            2 :     (*this_).int_buf_size = mem_buf_size / sizeof(int);
      12            2 :     (*this_).int_buf_used = 0;
      13            2 : }
      14              : 
      15            2 : static inline void universal_memory_arena_destroy ( universal_memory_arena_t *this_ )
      16              : {
      17            2 :     assert( (*this_).int_buf_start != NULL );
      18            2 :     (*this_).int_buf_start = NULL;
      19            2 : }
      20              : 
      21            1 : static inline void universal_memory_arena_reset ( universal_memory_arena_t *this_ )
      22              : {
      23            1 :     (*this_).int_buf_used = 0;
      24            1 : }
      25              : 
      26           12 : static inline u8_error_t universal_memory_arena_get_block ( universal_memory_arena_t *this_,
      27              :                                                             size_t block_size,
      28              :                                                             void **out_block )
      29              : {
      30           12 :     assert( out_block != NULL );
      31           12 :     u8_error_t err = U8_ERROR_NONE;
      32              : 
      33           12 :     const size_t requested_ints = ( block_size + sizeof(int) - 1 ) / sizeof(int);
      34              : 
      35           12 :     if (( (*this_).int_buf_used + requested_ints ) > (*this_).int_buf_size )
      36              :     {
      37            2 :         err = U8_ERROR_ARRAY_BUFFER_EXCEEDED;
      38            2 :         *out_block = NULL;
      39              :     }
      40              :     else
      41              :     {
      42           10 :         err = U8_ERROR_NONE;
      43           10 :         *out_block = &( (*this_).int_buf_start[(*this_).int_buf_used] );
      44           10 :         (*this_).int_buf_used += requested_ints;
      45              :     }
      46              : 
      47           12 :     return err;
      48              : }
      49              : 
      50              : 
      51              : /*
      52              : Copyright 2021-2025 Andreas Warnke
      53              : 
      54              : Licensed under the Apache License, Version 2.0 (the "License");
      55              : you may not use this file except in compliance with the License.
      56              : You may obtain a copy of the License at
      57              : 
      58              :     http://www.apache.org/licenses/LICENSE-2.0
      59              : 
      60              : Unless required by applicable law or agreed to in writing, software
      61              : distributed under the License is distributed on an "AS IS" BASIS,
      62              : WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      63              : See the License for the specific language governing permissions and
      64              : limitations under the License.
      65              : */
        

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