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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-10 20:34:10 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-10 20:34:10 +0000 |
commit | e4ba6dbc3f1e76890b22773807ea37fe8fa2b1bc (patch) | |
tree | 68cb5ef9081156392f1dd62a00c6ccc1451b93df /cli_main.c | |
parent | Initial commit. (diff) | |
download | wireshark-e4ba6dbc3f1e76890b22773807ea37fe8fa2b1bc.tar.xz wireshark-e4ba6dbc3f1e76890b22773807ea37fe8fa2b1bc.zip |
Adding upstream version 4.2.2.upstream/4.2.2
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'cli_main.c')
-rw-r--r-- | cli_main.c | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/cli_main.c b/cli_main.c new file mode 100644 index 00000000..a478e3d3 --- /dev/null +++ b/cli_main.c @@ -0,0 +1,78 @@ +/* + * Compile and link this with all CLI programs where the main routine + * should get UTF-8 arguments on Windows. In those programs, include the + * cli_main.h header to rename main to real_main on Windows. + * + * This is used in software licensed under the GPLv2, and its license MUST + * be compatible with that license. + * + * This is used in software licensed under the Apache 2.0 license, and its + * license MUST be compatible with that license. + * + * For that purpose, we use the MIT (X11) license. + * + * SPDX-License-Identifier: MIT + */ + +#include "cli_main.h" + +#ifdef _WIN32 +#include <stdlib.h> +#include <stdio.h> +#include <windows.h> + +int +wmain(int argc, wchar_t *wc_argv[]) +{ + char **argv; + int i; + int return_code; + + argv = (char **)malloc((argc + 1) * sizeof(char *)); + if (argv == NULL) { + fprintf(stderr, "Out of memory for converted argument list\n"); + return 2; + } + for (i = 0; i < argc; i++) { + /* + * XXX = use WC_ERR_INVALID_CHARS rather than 0, and fail if + * the argument isn't valid UTF-16? + */ + int width; + char *utf8_string; + + width = WideCharToMultiByte(CP_UTF8, 0, wc_argv[i], -1, NULL, 0, + NULL, NULL); + if (width == 0) { + fprintf(stderr, "WideCharToMultiByte failed: %d\n", + width); + return 2; + } + utf8_string = malloc(width); + if (utf8_string == NULL) { + fprintf(stderr, + "Out of memory for converted argument list\n"); + return 2; + } + if (WideCharToMultiByte(CP_UTF8, 0, wc_argv[i], -1, utf8_string, + width, NULL, NULL) == 0) { + fprintf(stderr, "WideCharToMultiByte failed: %d\n", + width); + return 2; + } + argv[i] = utf8_string; + } + argv[i] = NULL; + /* + * The original "main" routine was renamed to "real_main" via a macro in + * the cli_main.h header file since either "main" or "wmain" can be + * defined on Windows, but not both. + */ + return_code = real_main(argc, argv); + for (i = 0; i < argc; i++) { + free(argv[i]); + } + free(argv); + return return_code; +} +#endif |