Commit | Line | Data |
---|---|---|
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 | |
0f5c5d5c | 11 | #include "cpp-common/vendor/fmt/format.h" |
98903a3e | 12 | |
087cd0f5 | 13 | #include "file.hpp" |
c7e1be4b | 14 | #include "fs.hpp" |
e98a2d6e PP |
15 | |
16 | void ctf_fs_file_destroy(struct ctf_fs_file *file) | |
17 | { | |
4164020e SM |
18 | if (!file) { |
19 | return; | |
20 | } | |
21 | ||
22 | if (file->fp) { | |
0f5c5d5c SM |
23 | BT_CPPLOGD_SPEC(file->logger, "Closing file \"{}\" ({})", |
24 | file->path ? file->path->str : NULL, fmt::ptr(file->fp)); | |
4164020e SM |
25 | |
26 | if (fclose(file->fp)) { | |
0f5c5d5c SM |
27 | BT_CPPLOGE_SPEC(file->logger, "Cannot close file \"{}\": {}", |
28 | file->path ? file->path->str : "NULL", strerror(errno)); | |
4164020e SM |
29 | } |
30 | } | |
31 | ||
32 | if (file->path) { | |
33 | g_string_free(file->path, TRUE); | |
34 | } | |
35 | ||
afb0f12b | 36 | delete file; |
e98a2d6e PP |
37 | } |
38 | ||
0f5c5d5c | 39 | struct ctf_fs_file *ctf_fs_file_create(const bt2c::Logger& parentLogger) |
e98a2d6e | 40 | { |
0f5c5d5c | 41 | ctf_fs_file *file = new ctf_fs_file {parentLogger}; |
4164020e SM |
42 | file->path = g_string_new(NULL); |
43 | if (!file->path) { | |
44 | goto error; | |
45 | } | |
e98a2d6e | 46 | |
4164020e | 47 | goto end; |
e98a2d6e PP |
48 | |
49 | error: | |
4164020e SM |
50 | ctf_fs_file_destroy(file); |
51 | file = NULL; | |
e98a2d6e PP |
52 | |
53 | end: | |
4164020e | 54 | return file; |
e98a2d6e PP |
55 | } |
56 | ||
55314f2a | 57 | int ctf_fs_file_open(struct ctf_fs_file *file, const char *mode) |
e98a2d6e | 58 | { |
4164020e SM |
59 | int ret = 0; |
60 | struct stat stat; | |
61 | ||
0f5c5d5c | 62 | BT_CPPLOGI_SPEC(file->logger, "Opening file \"{}\" with mode \"{}\"", file->path->str, mode); |
4164020e SM |
63 | file->fp = fopen(file->path->str, mode); |
64 | if (!file->fp) { | |
0f5c5d5c SM |
65 | BT_CPPLOGE_ERRNO_APPEND_CAUSE_SPEC(file->logger, "Cannot open file", ": path={}, mode={}", |
66 | file->path->str, mode); | |
4164020e SM |
67 | goto error; |
68 | } | |
69 | ||
0f5c5d5c | 70 | BT_CPPLOGI_SPEC(file->logger, "Opened file: {}", fmt::ptr(file->fp)); |
4164020e SM |
71 | |
72 | if (fstat(fileno(file->fp), &stat)) { | |
0f5c5d5c SM |
73 | BT_CPPLOGE_ERRNO_APPEND_CAUSE_SPEC(file->logger, "Cannot get file information", ": path={}", |
74 | file->path->str); | |
4164020e SM |
75 | goto error; |
76 | } | |
77 | ||
78 | file->size = stat.st_size; | |
0f5c5d5c | 79 | BT_CPPLOGI_SPEC(file->logger, "File is {} bytes", (intmax_t) file->size); |
4164020e | 80 | goto end; |
e98a2d6e PP |
81 | |
82 | error: | |
4164020e | 83 | ret = -1; |
e98a2d6e | 84 | |
4164020e SM |
85 | if (file->fp) { |
86 | if (fclose(file->fp)) { | |
0f5c5d5c SM |
87 | BT_CPPLOGE_SPEC(file->logger, "Cannot close file \"{}\": {}", file->path->str, |
88 | strerror(errno)); | |
4164020e SM |
89 | } |
90 | } | |
e98a2d6e PP |
91 | |
92 | end: | |
4164020e | 93 | return ret; |
e98a2d6e | 94 | } |