diff options
Diffstat (limited to 'src/journal/journal-qrcode.c')
-rw-r--r-- | src/journal/journal-qrcode.c | 97 |
1 files changed, 0 insertions, 97 deletions
diff --git a/src/journal/journal-qrcode.c b/src/journal/journal-qrcode.c deleted file mode 100644 index e8a7655316..0000000000 --- a/src/journal/journal-qrcode.c +++ /dev/null @@ -1,97 +0,0 @@ -/* SPDX-License-Identifier: LGPL-2.1+ */ - -#include <errno.h> -#include <qrencode.h> -#include <stdbool.h> -#include <stdio.h> -#include <stdlib.h> - -#include "alloc-util.h" -#include "dlfcn-util.h" -#include "fd-util.h" -#include "fileio.h" -#include "journal-qrcode.h" -#include "locale-util.h" -#include "macro.h" -#include "qrcode-util.h" -#include "terminal-util.h" - -int print_qr_code( - FILE *output, - const char *prefix_text, - const void *seed, - size_t seed_size, - uint64_t start, - uint64_t interval, - const char *hn, - sd_id128_t machine) { - - QRcode* (*sym_QRcode_encodeString)(const char *string, int version, QRecLevel level, QRencodeMode hint, int casesensitive); - void (*sym_QRcode_free)(QRcode *qrcode); - _cleanup_(dlclosep) void *dl = NULL; - _cleanup_free_ char *url = NULL; - _cleanup_fclose_ FILE *f = NULL; - size_t url_size = 0; - QRcode* qr; - int r; - - assert(seed); - assert(seed_size > 0); - - /* If this is not an UTF-8 system or ANSI colors aren't supported/disabled don't print any QR - * codes */ - if (!is_locale_utf8() || !colors_enabled()) - return -EOPNOTSUPP; - - dl = dlopen("libqrencode.so.4", RTLD_LAZY); - if (!dl) - return log_debug_errno(SYNTHETIC_ERRNO(EOPNOTSUPP), - "QRCODE support is not installed: %s", dlerror()); - - r = dlsym_many_and_warn( - dl, - LOG_DEBUG, - &sym_QRcode_encodeString, "QRcode_encodeString", - &sym_QRcode_free, "QRcode_free", - NULL); - if (r < 0) - return r; - - f = open_memstream_unlocked(&url, &url_size); - if (!f) - return -ENOMEM; - - fputs("fss://", f); - - for (size_t i = 0; i < seed_size; i++) { - if (i > 0 && i % 3 == 0) - fputc('-', f); - fprintf(f, "%02x", ((uint8_t*) seed)[i]); - } - - fprintf(f, "/%"PRIx64"-%"PRIx64"?machine=" SD_ID128_FORMAT_STR, - start, - interval, - SD_ID128_FORMAT_VAL(machine)); - - if (hn) - fprintf(f, ";hostname=%s", hn); - - r = fflush_and_check(f); - if (r < 0) - return r; - - f = safe_fclose(f); - - qr = sym_QRcode_encodeString(url, 0, QR_ECLEVEL_L, QR_MODE_8, 1); - if (!qr) - return -ENOMEM; - - if (prefix_text) - fputs(prefix_text, output); - - write_qrcode(output, qr); - - sym_QRcode_free(qr); - return 0; -} |