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Feature: Load execve() hook on startup.

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This commit is contained in:
zt515
2017-10-07 22:59:33 +08:00
parent 8e00140c8a
commit b0cfb4d684
3 changed files with 7 additions and 2 deletions
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2
app/src/main/cpp/exec.c
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@ -12,7 +12,7 @@ static const char *rewrite_executable(const char *filename, char *buffer, int bu
if (bin_match == filename || bin_match == (filename + 4)) { if (bin_match == filename || bin_match == (filename + 4)) {
// We have either found "/bin/" at the start of the string or at // We have either found "/bin/" at the start of the string or at
// "/xxx/bin/". Take the path after that. // "/xxx/bin/". Take the path after that.
strncpy(buffer + 36, bin_match + 5, buffer_len - 37); strncpy(buffer + 36, bin_match + 5, (size_t) (buffer_len - 37));
filename = buffer; filename = buffer;
} }
return filename; return filename;

1
app/src/main/java/io/neoterm/App.kt
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@ -6,6 +6,7 @@ import android.content.Context
import android.content.Intent import android.content.Intent
import android.net.Uri import android.net.Uri
import io.neoterm.component.NeoInitializer import io.neoterm.component.NeoInitializer
import io.neoterm.frontend.logging.NLog
import io.neoterm.frontend.preference.NeoPreference import io.neoterm.frontend.preference.NeoPreference
import io.neoterm.utils.CrashHandler import io.neoterm.utils.CrashHandler

6
app/src/main/java/io/neoterm/frontend/shell/ShellTermSession.kt
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@ -181,9 +181,13 @@ open class ShellTermSession private constructor(shellPath: String, cwd: String,
val originPathEnv = "__NEOTERM_ORIGIN_PATH=" + System.getenv("PATH") val originPathEnv = "__NEOTERM_ORIGIN_PATH=" + System.getenv("PATH")
val originLdEnv = "__NEOTERM_ORIGIN_LD_LIBRARY_PATH=" + System.getenv("LD_LIBRARY_PATH") val originLdEnv = "__NEOTERM_ORIGIN_LD_LIBRARY_PATH=" + System.getenv("LD_LIBRARY_PATH")
// execve(2) wrapper to avoid incorrect shebang
val ldPreloadEnv= "LD_PRELOAD=${App.get().applicationInfo.nativeLibraryDir}/libnexec.so"
arrayOf(termEnv, homeEnv, ps1Env, ldEnv, langEnv, pathEnv, pwdEnv, arrayOf(termEnv, homeEnv, ps1Env, ldEnv, langEnv, pathEnv, pwdEnv,
androidRootEnv, androidDataEnv, externalStorageEnv, androidRootEnv, androidDataEnv, externalStorageEnv,
tmpdirEnv, neotermIdEnv, originPathEnv, originLdEnv) tmpdirEnv, neotermIdEnv, originPathEnv, originLdEnv,
ldPreloadEnv)
} }
} }