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-rw-r--r--include/utils/BackupHelpers.h1
-rw-r--r--libs/utils/BackupHelpers.cpp73
2 files changed, 43 insertions, 31 deletions
diff --git a/include/utils/BackupHelpers.h b/include/utils/BackupHelpers.h
index a21359f..759a0cc 100644
--- a/include/utils/BackupHelpers.h
+++ b/include/utils/BackupHelpers.h
@@ -43,6 +43,7 @@ struct SnapshotHeader {
struct FileState {
int modTime_sec;
int modTime_nsec;
+ int mode;
int size;
int crc32;
int nameLen;
diff --git a/libs/utils/BackupHelpers.cpp b/libs/utils/BackupHelpers.cpp
index d65a457..67d07fe 100644
--- a/libs/utils/BackupHelpers.cpp
+++ b/libs/utils/BackupHelpers.cpp
@@ -302,6 +302,7 @@ back_up_files(int oldSnapshotFD, BackupDataWriter* dataStream, int newSnapshotFD
r.s.modTime_sec = st.st_mtime;
r.s.modTime_nsec = 0; // workaround sim breakage
//r.s.modTime_nsec = st.st_mtime_nsec;
+ r.s.mode = st.st_mode;
r.s.size = st.st_size;
// we compute the crc32 later down below, when we already have the file open.
@@ -349,12 +350,12 @@ back_up_files(int oldSnapshotFD, BackupDataWriter* dataStream, int newSnapshotFD
g.s.crc32 = compute_crc32(fd);
LOGP("%s", q.string());
- LOGP(" new: modTime=%d,%d size=%-3d crc32=0x%08x",
- f.modTime_sec, f.modTime_nsec, f.size, f.crc32);
- LOGP(" old: modTime=%d,%d size=%-3d crc32=0x%08x",
- g.s.modTime_sec, g.s.modTime_nsec, g.s.size, g.s.crc32);
+ LOGP(" new: modTime=%d,%d mode=%04o size=%-3d crc32=0x%08x",
+ f.modTime_sec, f.modTime_nsec, f.mode, f.size, f.crc32);
+ LOGP(" old: modTime=%d,%d mode=%04o size=%-3d crc32=0x%08x",
+ g.s.modTime_sec, g.s.modTime_nsec, g.s.mode, g.s.size, g.s.crc32);
if (f.modTime_sec != g.s.modTime_sec || f.modTime_nsec != g.s.modTime_nsec
- || f.size != g.s.size || f.crc32 != g.s.crc32) {
+ || f.mode != g.s.mode || f.size != g.s.size || f.crc32 != g.s.crc32) {
write_update_file(dataStream, fd, p, g.file.string());
}
@@ -450,6 +451,7 @@ RestoreHelperBase::WriteFile(const String8& filename, BackupDataReader* in)
r.s.modTime_sec = st.st_mtime;
r.s.modTime_nsec = 0; // workaround sim breakage
//r.s.modTime_nsec = st.st_mtime_nsec;
+ r.s.mode = st.st_mode;
r.s.size = st.st_size;
r.s.crc32 = crc;
@@ -623,6 +625,7 @@ backup_helper_test_four()
states[0].modTime_sec = 0xfedcba98;
states[0].modTime_nsec = 0xdeadbeef;
+ states[0].mode = 0777; // decimal 511, hex 0x000001ff
states[0].size = 0xababbcbc;
states[0].crc32 = 0x12345678;
states[0].nameLen = -12;
@@ -632,6 +635,7 @@ backup_helper_test_four()
states[1].modTime_sec = 0x93400031;
states[1].modTime_nsec = 0xdeadbeef;
+ states[1].mode = 0666; // decimal 438, hex 0x000001b6
states[1].size = 0x88557766;
states[1].crc32 = 0x22334422;
states[1].nameLen = -1;
@@ -641,6 +645,7 @@ backup_helper_test_four()
states[2].modTime_sec = 0x33221144;
states[2].modTime_nsec = 0xdeadbeef;
+ states[2].mode = 0744; // decimal 484, hex 0x000001e4
states[2].size = 0x11223344;
states[2].crc32 = 0x01122334;
states[2].nameLen = 0;
@@ -650,6 +655,7 @@ backup_helper_test_four()
states[3].modTime_sec = 0x33221144;
states[3].modTime_nsec = 0xdeadbeef;
+ states[3].mode = 0755; // decimal 493, hex 0x000001ed
states[3].size = 0x11223344;
states[3].crc32 = 0x01122334;
states[3].nameLen = 0;
@@ -669,35 +675,38 @@ backup_helper_test_four()
static const unsigned char correct_data[] = {
// header
0x53, 0x6e, 0x61, 0x70, 0x04, 0x00, 0x00, 0x00,
- 0x46, 0x69, 0x6c, 0x65, 0xac, 0x00, 0x00, 0x00,
+ 0x46, 0x69, 0x6c, 0x65, 0xbc, 0x00, 0x00, 0x00,
// bytes_of_padding
0x98, 0xba, 0xdc, 0xfe, 0xef, 0xbe, 0xad, 0xde,
- 0xbc, 0xbc, 0xab, 0xab, 0x78, 0x56, 0x34, 0x12,
- 0x10, 0x00, 0x00, 0x00, 0x62, 0x79, 0x74, 0x65,
- 0x73, 0x5f, 0x6f, 0x66, 0x5f, 0x70, 0x61, 0x64,
- 0x64, 0x69, 0x6e, 0x67,
+ 0xff, 0x01, 0x00, 0x00, 0xbc, 0xbc, 0xab, 0xab,
+ 0x78, 0x56, 0x34, 0x12, 0x10, 0x00, 0x00, 0x00,
+ 0x62, 0x79, 0x74, 0x65, 0x73, 0x5f, 0x6f, 0x66,
+ 0x5f, 0x70, 0x61, 0x64, 0x64, 0x69, 0x6e, 0x67,
// bytes_of_padding3
0x31, 0x00, 0x40, 0x93, 0xef, 0xbe, 0xad, 0xde,
- 0x66, 0x77, 0x55, 0x88, 0x22, 0x44, 0x33, 0x22,
- 0x11, 0x00, 0x00, 0x00, 0x62, 0x79, 0x74, 0x65,
- 0x73, 0x5f, 0x6f, 0x66, 0x5f, 0x70, 0x61, 0x64,
- 0x64, 0x69, 0x6e, 0x67, 0x33, 0xab, 0xab, 0xab,
+ 0xb6, 0x01, 0x00, 0x00, 0x66, 0x77, 0x55, 0x88,
+ 0x22, 0x44, 0x33, 0x22, 0x11, 0x00, 0x00, 0x00,
+ 0x62, 0x79, 0x74, 0x65, 0x73, 0x5f, 0x6f, 0x66,
+ 0x5f, 0x70, 0x61, 0x64, 0x64, 0x69, 0x6e, 0x67,
+ 0x33, 0xab, 0xab, 0xab,
// bytes of padding2
0x44, 0x11, 0x22, 0x33, 0xef, 0xbe, 0xad, 0xde,
- 0x44, 0x33, 0x22, 0x11, 0x34, 0x23, 0x12, 0x01,
- 0x12, 0x00, 0x00, 0x00, 0x62, 0x79, 0x74, 0x65,
- 0x73, 0x5f, 0x6f, 0x66, 0x5f, 0x70, 0x61, 0x64,
- 0x64, 0x69, 0x6e, 0x67, 0x5f, 0x32, 0xab, 0xab,
+ 0xe4, 0x01, 0x00, 0x00, 0x44, 0x33, 0x22, 0x11,
+ 0x34, 0x23, 0x12, 0x01, 0x12, 0x00, 0x00, 0x00,
+ 0x62, 0x79, 0x74, 0x65, 0x73, 0x5f, 0x6f, 0x66,
+ 0x5f, 0x70, 0x61, 0x64, 0x64, 0x69, 0x6e, 0x67,
+ 0x5f, 0x32, 0xab, 0xab,
// bytes of padding3
0x44, 0x11, 0x22, 0x33, 0xef, 0xbe, 0xad, 0xde,
- 0x44, 0x33, 0x22, 0x11, 0x34, 0x23, 0x12, 0x01,
- 0x13, 0x00, 0x00, 0x00, 0x62, 0x79, 0x74, 0x65,
- 0x73, 0x5f, 0x6f, 0x66, 0x5f, 0x70, 0x61, 0x64,
- 0x64, 0x69, 0x6e, 0x67, 0x5f, 0x5f, 0x31, 0xab
+ 0xed, 0x01, 0x00, 0x00, 0x44, 0x33, 0x22, 0x11,
+ 0x34, 0x23, 0x12, 0x01, 0x13, 0x00, 0x00, 0x00,
+ 0x62, 0x79, 0x74, 0x65, 0x73, 0x5f, 0x6f, 0x66,
+ 0x5f, 0x70, 0x61, 0x64, 0x64, 0x69, 0x6e, 0x67,
+ 0x5f, 0x5f, 0x31, 0xab
};
err = compare_file(filename, correct_data, sizeof(correct_data));
@@ -731,14 +740,14 @@ backup_helper_test_four()
const FileState state = readSnapshot.valueAt(i);
if (name != filenames[i] || states[i].modTime_sec != state.modTime_sec
- || states[i].modTime_nsec != state.modTime_nsec
+ || states[i].modTime_nsec != state.modTime_nsec || states[i].mode != state.mode
|| states[i].size != state.size || states[i].crc32 != states[i].crc32) {
- fprintf(stderr, "state %d expected={%d/%d, 0x%08x, 0x%08x, %3d} '%s'\n"
- " actual={%d/%d, 0x%08x, 0x%08x, %3d} '%s'\n", i,
- states[i].modTime_sec, states[i].modTime_nsec, states[i].size, states[i].crc32,
- name.length(), filenames[i].string(),
- state.modTime_sec, state.modTime_nsec, state.size, state.crc32, state.nameLen,
- name.string());
+ fprintf(stderr, "state %d expected={%d/%d, 0x%08x, %04o, 0x%08x, %3d} '%s'\n"
+ " actual={%d/%d, 0x%08x, %04o, 0x%08x, %3d} '%s'\n", i,
+ states[i].modTime_sec, states[i].modTime_nsec, states[i].mode, states[i].size,
+ states[i].crc32, name.length(), filenames[i].string(),
+ state.modTime_sec, state.modTime_nsec, state.mode, state.size, state.crc32,
+ state.nameLen, name.string());
matched = false;
}
}
@@ -839,6 +848,7 @@ test_read_header_and_entity(BackupDataReader& reader, const char* str)
size_t actualSize;
bool done;
int type;
+ ssize_t nRead;
// printf("\n\n---------- test_read_header_and_entity -- %s\n\n", str);
@@ -873,8 +883,9 @@ test_read_header_and_entity(BackupDataReader& reader, const char* str)
goto finished;
}
- err = reader.ReadEntityData(buf, bufSize);
- if (err != NO_ERROR) {
+ nRead = reader.ReadEntityData(buf, bufSize);
+ if (nRead < 0) {
+ err = reader.Status();
fprintf(stderr, "ReadEntityData failed with %s\n", strerror(err));
goto finished;
}
generated by cgit v1.1 at 2024-09-19 18:50:45 +0000