Improve magiskboot info logging
This commit is contained in:
topjohnwu
parent
4aeac3b8f4
commit
339ca6d666
@ -20,6 +20,8 @@ using namespace std;
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uint32_t dyn_img_hdr::j32 = 0;
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uint64_t dyn_img_hdr::j64 = 0;
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#define PADDING 15
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static void decompress(format_t type, int fd, const void *in, size_t size) {
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auto ptr = get_decoder(type, make_unique<fd_stream>(fd));
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ptr->write(in, size);
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@ -58,41 +60,40 @@ static void restore_buf(int fd, const void *buf, size_t size) {
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void dyn_img_hdr::print() {
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uint32_t ver = header_version();
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fprintf(stderr, "HEADER_VER [%u]\n", ver);
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fprintf(stderr, "KERNEL_SZ [%u]\n", kernel_size());
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fprintf(stderr, "RAMDISK_SZ [%u]\n", ramdisk_size());
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fprintf(stderr, "%-*s [%u]\n", PADDING, "HEADER_VER", ver);
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fprintf(stderr, "%-*s [%u]\n", PADDING, "KERNEL_SZ", kernel_size());
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fprintf(stderr, "%-*s [%u]\n", PADDING, "RAMDISK_SZ", ramdisk_size());
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if (ver < 3)
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fprintf(stderr, "SECOND_SZ [%u]\n", second_size());
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fprintf(stderr, "%-*s [%u]\n", PADDING, "SECOND_SZ", second_size());
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if (ver == 0)
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fprintf(stderr, "EXTRA_SZ [%u]\n", extra_size());
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fprintf(stderr, "%-*s [%u]\n", PADDING, "EXTRA_SZ", extra_size());
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if (ver == 1 || ver == 2)
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fprintf(stderr, "RECOV_DTBO_SZ [%u]\n", recovery_dtbo_size());
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fprintf(stderr, "%-*s [%u]\n", PADDING, "RECOV_DTBO_SZ", recovery_dtbo_size());
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if (ver == 2)
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fprintf(stderr, "DTB_SZ [%u]\n", dtb_size());
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fprintf(stderr, "%-*s [%u]\n", PADDING, "DTB_SZ", dtb_size());
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ver = os_version();
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if (ver) {
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if (uint32_t os_ver = os_version()) {
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int a,b,c,y,m = 0;
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int version, patch_level;
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version = ver >> 11;
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patch_level = ver & 0x7ff;
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int version = os_ver >> 11;
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int patch_level = os_ver & 0x7ff;
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a = (version >> 14) & 0x7f;
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b = (version >> 7) & 0x7f;
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c = version & 0x7f;
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fprintf(stderr, "OS_VERSION [%d.%d.%d]\n", a, b, c);
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fprintf(stderr, "%-*s [%d.%d.%d]\n", PADDING, "OS_VERSION", a, b, c);
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y = (patch_level >> 4) + 2000;
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m = patch_level & 0xf;
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fprintf(stderr, "OS_PATCH_LEVEL [%d-%02d]\n", y, m);
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fprintf(stderr, "%-*s [%d-%02d]\n", PADDING, "OS_PATCH_LEVEL", y, m);
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}
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fprintf(stderr, "PAGESIZE [%u]\n", page_size());
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fprintf(stderr, "%-*s [%u]\n", PADDING, "PAGESIZE", page_size());
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if (ver < 3)
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fprintf(stderr, "NAME [%s]\n", name());
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fprintf(stderr, "CMDLINE [%.*s%.*s]\n", BOOT_ARGS_SIZE, cmdline(), BOOT_EXTRA_ARGS_SIZE, extra_cmdline());
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fprintf(stderr, "%-*s [%s]\n", PADDING, "NAME", name());
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fprintf(stderr, "%-*s [%.*s%.*s]\n", PADDING, "CMDLINE",
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BOOT_ARGS_SIZE, cmdline(), BOOT_EXTRA_ARGS_SIZE, extra_cmdline());
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if (auto chksum = reinterpret_cast<uint8_t*>(id())) {
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fprintf(stderr, "CHECKSUM [");
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fprintf(stderr, "%-*s [", PADDING, "CHECKSUM");
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for (int i = 0; i < SHA256_DIGEST_SIZE; ++i)
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fprintf(stderr, "%02hhx", chksum[i]);
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fprintf(stderr, "]\n");
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@ -267,35 +268,38 @@ void boot_img::parse_image(uint8_t *addr) {
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find_kernel_dtb();
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k_fmt = check_fmt(kernel, hdr->kernel_size());
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r_fmt = check_fmt(ramdisk, hdr->ramdisk_size());
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e_fmt = check_fmt(extra, hdr->extra_size());
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// Check MTK
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if (auto size = hdr->kernel_size()) {
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k_fmt = check_fmt(kernel, size);
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if (k_fmt == MTK) {
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fprintf(stderr, "MTK_KERNEL_HDR\n");
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flags |= MTK_KERNEL;
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k_hdr = reinterpret_cast<mtk_hdr *>(kernel);
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fprintf(stderr, "KERNEL [%u]\n", k_hdr->size);
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fprintf(stderr, "NAME [%s]\n", k_hdr->name);
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fprintf(stderr, "%-*s [%u]\n", PADDING, "KERNEL", k_hdr->size);
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fprintf(stderr, "%-*s [%s]\n", PADDING, "NAME", k_hdr->name);
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kernel += sizeof(mtk_hdr);
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hdr->kernel_size() -= sizeof(mtk_hdr);
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k_fmt = check_fmt(kernel, hdr->kernel_size());
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}
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fprintf(stderr, "%-*s [%s]\n", PADDING, "KERNEL_FMT", fmt2name[k_fmt]);
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}
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if (auto size = hdr->ramdisk_size()) {
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r_fmt = check_fmt(ramdisk, size);
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if (r_fmt == MTK) {
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fprintf(stderr, "MTK_RAMDISK_HDR\n");
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flags |= MTK_RAMDISK;
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r_hdr = reinterpret_cast<mtk_hdr *>(ramdisk);
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fprintf(stderr, "RAMDISK [%u]\n", r_hdr->size);
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fprintf(stderr, "NAME [%s]\n", r_hdr->name);
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fprintf(stderr, "%-*s [%u]\n", PADDING, "RAMDISK", r_hdr->size);
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fprintf(stderr, "%-*s [%s]\n", PADDING, "NAME", r_hdr->name);
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ramdisk += sizeof(mtk_hdr);
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hdr->ramdisk_size() -= sizeof(mtk_hdr);
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r_fmt = check_fmt(ramdisk, hdr->ramdisk_size());
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}
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fprintf(stderr, "KERNEL_FMT [%s]\n", fmt2name[k_fmt]);
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fprintf(stderr, "RAMDISK_FMT [%s]\n", fmt2name[r_fmt]);
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fprintf(stderr, "EXTRA_FMT [%s]\n", fmt2name[e_fmt]);
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fprintf(stderr, "%-*s [%s]\n", PADDING, "RAMDISK_FMT", fmt2name[r_fmt]);
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}
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if (auto size = hdr->extra_size()) {
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e_fmt = check_fmt(extra, size);
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fprintf(stderr, "%-*s [%s]\n", PADDING, "EXTRA_FMT", fmt2name[e_fmt]);
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}
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}
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static int find_dtb_offset(uint8_t *buf, int sz) {
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@ -329,7 +333,7 @@ void boot_img::find_kernel_dtb() {
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kernel_dtb = kernel + off;
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kernel_dt_size = hdr->kernel_size() - off;
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hdr->kernel_size() = off;
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fprintf(stderr, "KERNEL_DTB [%u]\n", kernel_dt_size);
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fprintf(stderr, "%-*s [%u]\n", PADDING, "KERNEL_DTB", kernel_dt_size);
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}
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}
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@ -593,12 +597,13 @@ void repack(const char* src_img, const char* out_img, bool skip_comp) {
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HASH_update(&ctx, boot.map_addr + off.extra, size);
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HASH_update(&ctx, &size, sizeof(size));
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}
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if (boot.hdr->header_version() >= 1) {
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uint32_t ver = boot.hdr->header_version();
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if (ver == 1 || ver == 2) {
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size = boot.hdr->recovery_dtbo_size();
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HASH_update(&ctx, boot.map_addr + boot.hdr->recovery_dtbo_offset(), size);
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HASH_update(&ctx, &size, sizeof(size));
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}
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if (boot.hdr->header_version() >= 2) {
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if (ver == 2) {
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size = boot.hdr->dtb_size();
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HASH_update(&ctx, boot.map_addr + off.dtb, size);
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HASH_update(&ctx, &size, sizeof(size));
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@ -351,9 +351,9 @@ struct boot_img {
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uint16_t flags = 0;
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// The format of kernel, ramdisk and extra
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format_t k_fmt;
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format_t r_fmt;
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format_t e_fmt;
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format_t k_fmt = UNKNOWN;
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format_t r_fmt = UNKNOWN;
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format_t e_fmt = UNKNOWN;
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/***************************************************
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* Following pointers points within the mmap region
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@ -44,6 +44,8 @@ format_t check_fmt(const void *buf, size_t len) {
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return LZ4_LEGACY;
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} else if (MATCH(MTK_MAGIC)) {
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return MTK;
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} else if (MATCH(DTB_MAGIC)) {
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return DTB;
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} else if (MATCH(DHTB_MAGIC)) {
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return DHTB;
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} else if (MATCH(TEGRABLOB_MAGIC)) {
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@ -75,6 +77,8 @@ const char *Fmt2Name::operator[](format_t fmt) {
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return "lz4_legacy";
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case MTK:
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return "mtk";
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case DTB:
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return "dtb";
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default:
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return "raw";
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}
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@ -38,6 +38,7 @@ typedef enum {
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#define LZ41_MAGIC "\x03\x21\x4c\x18"
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#define LZ42_MAGIC "\x04\x22\x4d\x18"
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#define MTK_MAGIC "\x88\x16\x88\x58"
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#define DTB_MAGIC "\xd0\x0d\xfe\xed"
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#define LG_BUMP_MAGIC "\x41\xa9\xe4\x67\x74\x4d\x1d\x1b\xa4\x29\xf2\xec\xea\x65\x52\x79"
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#define DHTB_MAGIC "\x44\x48\x54\x42\x01\x00\x00\x00"
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#define SEANDROID_MAGIC "SEANDROIDENFORCE"
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