tools/format-cpp: enforce clang-format 13
[babeltrace.git] / src / plugins / ctf / fs-src / file.c
1 /*
2 * SPDX-License-Identifier: MIT
3 *
4 * Copyright 2016 Philippe Proulx <pproulx@efficios.com>
5 */
6
7 #define BT_COMP_LOG_SELF_COMP (file->self_comp)
8 #define BT_LOG_OUTPUT_LEVEL (file->log_level)
9 #define BT_LOG_TAG "PLUGIN/SRC.CTF.FS/FILE"
10 #include "logging/comp-logging.h"
11
12 #include <stdio.h>
13 #include <sys/types.h>
14 #include <sys/stat.h>
15 #include <unistd.h>
16 #include <glib.h>
17 #include "file.h"
18
19 BT_HIDDEN
20 void ctf_fs_file_destroy(struct ctf_fs_file *file)
21 {
22 if (!file) {
23 return;
24 }
25
26 if (file->fp) {
27 BT_COMP_LOGD("Closing file \"%s\" (%p)",
28 file->path ? file->path->str : NULL, file->fp);
29
30 if (fclose(file->fp)) {
31 BT_COMP_LOGE("Cannot close file \"%s\": %s",
32 file->path ? file->path->str : "NULL",
33 strerror(errno));
34 }
35 }
36
37 if (file->path) {
38 g_string_free(file->path, TRUE);
39 }
40
41 g_free(file);
42 }
43
44 BT_HIDDEN
45 struct ctf_fs_file *ctf_fs_file_create(bt_logging_level log_level,
46 bt_self_component *self_comp)
47 {
48 struct ctf_fs_file *file = g_new0(struct ctf_fs_file, 1);
49
50 if (!file) {
51 goto error;
52 }
53
54 file->log_level = log_level;
55 file->self_comp = self_comp;
56 file->path = g_string_new(NULL);
57 if (!file->path) {
58 goto error;
59 }
60
61 goto end;
62
63 error:
64 ctf_fs_file_destroy(file);
65 file = NULL;
66
67 end:
68 return file;
69 }
70
71 BT_HIDDEN
72 int ctf_fs_file_open(struct ctf_fs_file *file, const char *mode)
73 {
74 int ret = 0;
75 struct stat stat;
76
77 BT_COMP_LOGI("Opening file \"%s\" with mode \"%s\"", file->path->str, mode);
78 file->fp = fopen(file->path->str, mode);
79 if (!file->fp) {
80 BT_COMP_LOGE_APPEND_CAUSE_ERRNO(file->self_comp,
81 "Cannot open file", ": path=%s, mode=%s",
82 file->path->str, mode);
83 goto error;
84 }
85
86 BT_COMP_LOGI("Opened file: %p", file->fp);
87
88 if (fstat(fileno(file->fp), &stat)) {
89 BT_COMP_LOGE_APPEND_CAUSE_ERRNO(file->self_comp,
90 "Cannot get file information",
91 ": path=%s", file->path->str);
92 goto error;
93 }
94
95 file->size = stat.st_size;
96 BT_COMP_LOGI("File is %jd bytes", (intmax_t) file->size);
97 goto end;
98
99 error:
100 ret = -1;
101
102 if (file->fp) {
103 if (fclose(file->fp)) {
104 BT_COMP_LOGE("Cannot close file \"%s\": %s", file->path->str,
105 strerror(errno));
106 }
107 }
108
109 end:
110 return ret;
111 }
This page took 0.031063 seconds and 4 git commands to generate.