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Small changes in DTB code

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This commit is contained in:
topjohnwu 2019-10-05 17:24:53 -04:00
parent abbd2e6b72
commit 21099eabfa
1 changed files with 5 additions and 2 deletions
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7
native/jni/magiskboot/dtb.cpp
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@ -116,6 +116,7 @@ static void dtb_print(const char *file, bool fstab) {
print_node(fdt);
}
++dtb_num;
i += fdt_totalsize(fdt) - 1;
}
}
fprintf(stderr, "\n");
@ -140,6 +141,8 @@ static void dtb_patch(const char *in, const char *out) {
memcpy(fdt, dtb + i, len);
if (redirect)
fdt_open_into(fdt, fdt, len + 256);
fdt_list.push_back(fdt);
i += len - 1;
int fstab = find_fstab(fdt);
if (fstab < 0)
@ -165,17 +168,17 @@ static void dtb_patch(const char *in, const char *out) {
fdt_setprop_string(fdt, block, "mnt_point", "/system_root");
}
}
fdt_list.push_back(fdt);
}
}
munmap(dtb, dtb_sz);
if (modified) {
if (!out)
out = in;
int fd = xopen(out, O_WRONLY | O_CREAT | O_CLOEXEC);
int fd = xopen(out, O_WRONLY | O_CREAT | O_TRUNC | O_CLOEXEC, 0644);
for (auto fdt : fdt_list) {
fdt_pack(fdt);
xwrite(fd, fdt, fdt_totalsize(fdt));
free(fdt);
}
close(fd);
}