Commit | Line | Data |
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e98a2d6e | 1 | /* |
0235b0db | 2 | * SPDX-License-Identifier: MIT |
e98a2d6e | 3 | * |
0235b0db | 4 | * Copyright 2016 Philippe Proulx <pproulx@efficios.com> |
e98a2d6e PP |
5 | */ |
6 | ||
c802cacb SM |
7 | #include <glib.h> |
8 | #include <stdio.h> | |
9 | #include <sys/stat.h> | |
c802cacb | 10 | |
4c65a157 | 11 | #define BT_COMP_LOG_SELF_COMP (file->self_comp) |
4164020e SM |
12 | #define BT_LOG_OUTPUT_LEVEL (file->log_level) |
13 | #define BT_LOG_TAG "PLUGIN/SRC.CTF.FS/FILE" | |
d9c39b0a | 14 | #include "logging/comp-logging.h" |
98903a3e | 15 | |
087cd0f5 | 16 | #include "file.hpp" |
c7e1be4b | 17 | #include "fs.hpp" |
e98a2d6e PP |
18 | |
19 | void ctf_fs_file_destroy(struct ctf_fs_file *file) | |
20 | { | |
4164020e SM |
21 | if (!file) { |
22 | return; | |
23 | } | |
24 | ||
25 | if (file->fp) { | |
26 | BT_COMP_LOGD("Closing file \"%s\" (%p)", file->path ? file->path->str : NULL, file->fp); | |
27 | ||
28 | if (fclose(file->fp)) { | |
29 | BT_COMP_LOGE("Cannot close file \"%s\": %s", file->path ? file->path->str : "NULL", | |
30 | strerror(errno)); | |
31 | } | |
32 | } | |
33 | ||
34 | if (file->path) { | |
35 | g_string_free(file->path, TRUE); | |
36 | } | |
37 | ||
afb0f12b | 38 | delete file; |
e98a2d6e PP |
39 | } |
40 | ||
4164020e | 41 | struct ctf_fs_file *ctf_fs_file_create(bt_logging_level log_level, bt_self_component *self_comp) |
e98a2d6e | 42 | { |
afb0f12b | 43 | ctf_fs_file *file = new ctf_fs_file; |
4164020e SM |
44 | file->log_level = log_level; |
45 | file->self_comp = self_comp; | |
46 | file->path = g_string_new(NULL); | |
47 | if (!file->path) { | |
48 | goto error; | |
49 | } | |
e98a2d6e | 50 | |
4164020e | 51 | goto end; |
e98a2d6e PP |
52 | |
53 | error: | |
4164020e SM |
54 | ctf_fs_file_destroy(file); |
55 | file = NULL; | |
e98a2d6e PP |
56 | |
57 | end: | |
4164020e | 58 | return file; |
e98a2d6e PP |
59 | } |
60 | ||
55314f2a | 61 | int ctf_fs_file_open(struct ctf_fs_file *file, const char *mode) |
e98a2d6e | 62 | { |
4164020e SM |
63 | int ret = 0; |
64 | struct stat stat; | |
65 | ||
66 | BT_COMP_LOGI("Opening file \"%s\" with mode \"%s\"", file->path->str, mode); | |
67 | file->fp = fopen(file->path->str, mode); | |
68 | if (!file->fp) { | |
69 | BT_COMP_LOGE_APPEND_CAUSE_ERRNO(file->self_comp, "Cannot open file", ": path=%s, mode=%s", | |
70 | file->path->str, mode); | |
71 | goto error; | |
72 | } | |
73 | ||
74 | BT_COMP_LOGI("Opened file: %p", file->fp); | |
75 | ||
76 | if (fstat(fileno(file->fp), &stat)) { | |
77 | BT_COMP_LOGE_APPEND_CAUSE_ERRNO(file->self_comp, "Cannot get file information", ": path=%s", | |
78 | file->path->str); | |
79 | goto error; | |
80 | } | |
81 | ||
82 | file->size = stat.st_size; | |
83 | BT_COMP_LOGI("File is %jd bytes", (intmax_t) file->size); | |
84 | goto end; | |
e98a2d6e PP |
85 | |
86 | error: | |
4164020e | 87 | ret = -1; |
e98a2d6e | 88 | |
4164020e SM |
89 | if (file->fp) { |
90 | if (fclose(file->fp)) { | |
91 | BT_COMP_LOGE("Cannot close file \"%s\": %s", file->path->str, strerror(errno)); | |
92 | } | |
93 | } | |
e98a2d6e PP |
94 | |
95 | end: | |
4164020e | 96 | return ret; |
e98a2d6e | 97 | } |