Wed, 05 Jun 2024 19:50:44 +0200
add extra nullptr check in the event loop to handle the case when the finish ptr is set to NULL after it was already scheduled
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1 | /* |
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2 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. |
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3 | * |
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4 | * Copyright 2022 Olaf Wintermann. All rights reserved. |
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5 | * |
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6 | * Redistribution and use in source and binary forms, with or without |
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7 | * modification, are permitted provided that the following conditions are met: |
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8 | * |
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9 | * 1. Redistributions of source code must retain the above copyright |
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10 | * notice, this list of conditions and the following disclaimer. |
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11 | * |
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12 | * 2. Redistributions in binary form must reproduce the above copyright |
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13 | * notice, this list of conditions and the following disclaimer in the |
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14 | * documentation and/or other materials provided with the distribution. |
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15 | * |
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16 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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17 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
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20 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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21 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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22 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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23 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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24 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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25 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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26 | * POSSIBILITY OF SUCH DAMAGE. |
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27 | */ |
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28 | |
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29 | #ifndef WS_PG_RESOURCE_H |
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30 | #define WS_PG_RESOURCE_H |
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31 | |
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32 | #include "../../public/nsapi.h" |
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33 | |
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34 | #include <libpq-fe.h> |
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35 | |
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36 | #ifdef __cplusplus |
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37 | extern "C" { |
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38 | #endif |
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39 | |
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40 | typedef struct PgResourcePool { |
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41 | /* |
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42 | * ResourcePool parameters |
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43 | */ |
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44 | pblock *param; |
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45 | |
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46 | /* |
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47 | * Cfg memorypool |
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48 | */ |
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49 | pool_handle_t *pool; |
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50 | |
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51 | /* |
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52 | * ResourcePool name |
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53 | */ |
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54 | const char *name; |
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55 | |
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56 | /* |
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57 | * connection string used for PQconnectdb |
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58 | */ |
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59 | char *connection; |
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60 | |
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61 | |
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62 | } PgResourcePool; |
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63 | |
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64 | typedef struct PgResource { |
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65 | PGconn *connection; |
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66 | } PgResource; |
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67 | |
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68 | ResourceType* pg_get_resource_type(void); |
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69 | |
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70 | void * pg_resourcepool_init(pool_handle_t *pool, const char *rpname, pblock *pb); |
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71 | void pg_resourcepool_destroy(PgResourcePool *pg); |
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72 | void * pg_resourcepool_createresource(PgResourcePool *pg); |
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73 | void pg_resourcepool_freeresource(PgResourcePool *pg, PgResource *res); |
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74 | int pg_resourcepool_prepare(PgResourcePool *pg, PgResource *res); |
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75 | int pg_resourcepool_finish(PgResourcePool *pg, PgResource *res); |
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76 | void * pg_resourcepool_getresourcedata(PgResource *res); |
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77 | |
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78 | /* |
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79 | * checks if conn is a working connection and logs an error message if not |
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80 | * conn can be null (resulting in an error message) |
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81 | * if conn is not null but the status is not CONNECTION_OK, |
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82 | * conn will be destroyed |
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83 | */ |
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84 | int pg_check_connection(int loglevel, const char *rpname, PGconn *connection); |
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85 | |
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86 | #ifdef __cplusplus |
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87 | } |
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88 | #endif |
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90 | #endif /* WS_PG_RESOURCE_H */ |
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