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| author | Paul Lawrence <paullawrence@google.com> | 2015-11-05 22:38:40 +0100 |
|---|---|---|
| committer | Paul Lawrence <paullawrence@google.com> | 2015-11-13 16:49:31 +0100 |
| commit | d0db337d727707977fa562bcc492b27270e67937 (patch) | |
| tree | ce8ca7e2cf3ae6ace1a36120ed25bc9f67672852 /recovery.cpp | |
| parent | Merge "uncrypt: remove O_SYNC to avoid time-out failures" (diff) | |
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Diffstat (limited to '')
| -rw-r--r-- | recovery.cpp | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/recovery.cpp b/recovery.cpp index 5f3bfca43..e348b84d0 100644 --- a/recovery.cpp +++ b/recovery.cpp @@ -76,7 +76,10 @@ static const char *INTENT_FILE = "/cache/recovery/intent"; static const char *LOG_FILE = "/cache/recovery/log"; static const char *LAST_INSTALL_FILE = "/cache/recovery/last_install"; static const char *LOCALE_FILE = "/cache/recovery/last_locale"; +static const char *CONVERT_FBE_DIR = "/cache/recovery/convert_fbe"; +static const char *CONVERT_FBE_FILE = "/cache/recovery/convert_fbe/convert_fbe"; static const char *CACHE_ROOT = "/cache"; +static const char *DATA_ROOT = "/data"; static const char *SDCARD_ROOT = "/sdcard"; static const char *TEMPORARY_LOG_FILE = "/tmp/recovery.log"; static const char *TEMPORARY_INSTALL_FILE = "/tmp/last_install"; @@ -503,6 +506,7 @@ typedef struct _saved_log_file { static bool erase_volume(const char* volume) { bool is_cache = (strcmp(volume, CACHE_ROOT) == 0); + bool is_data = (strcmp(volume, DATA_ROOT) == 0); ui->SetBackground(RecoveryUI::ERASING); ui->SetProgressType(RecoveryUI::INDETERMINATE); @@ -557,7 +561,25 @@ static bool erase_volume(const char* volume) { ui->Print("Formatting %s...\n", volume); ensure_path_unmounted(volume); - int result = format_volume(volume); + + int result; + + if (is_data && reason && strcmp(reason, "convert_fbe") == 0) { + // Create convert_fbe breadcrumb file to signal to init + // to convert to file based encryption, not full disk encryption + mkdir(CONVERT_FBE_DIR, 0700); + FILE* f = fopen(CONVERT_FBE_FILE, "wb"); + if (!f) { + ui->Print("Failed to convert to file encryption\n"); + return true; + } + fclose(f); + result = format_volume(volume, CONVERT_FBE_DIR); + remove(CONVERT_FBE_FILE); + rmdir(CONVERT_FBE_DIR); + } else { + result = format_volume(volume); + } if (is_cache) { while (head) { |