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setup: check installer is elf (#27241)

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This commit is contained in:
Cameron Clough
2023-02-07 11:37:03 -08:00
committed by GitHub
parent 55ad7ee3cb
commit 074e74ad08
1 changed files with 12 additions and 2 deletions
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selfdrive/ui/qt/setup/setup.cc
+12 -2
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@@ -20,6 +20,17 @@
const std::string USER_AGENT = "AGNOSSetup-";
const QString DASHCAM_URL = "https://dashcam.comma.ai";
bool is_elf(char *fname) {
FILE *fp = fopen(fname, "rb");
if (fp == NULL) {
return false;
}
char buf[4];
size_t n = fread(buf, 1, 4, fp);
fclose(fp);
return n == 4 && buf[0] == 0x7f && buf[1] == 'E' && buf[2] == 'L' && buf[3] == 'F';
}
void Setup::download(QString url) {
CURL *curl = curl_easy_init();
if (!curl) {
@@ -44,10 +55,9 @@ void Setup::download(QString url) {
curl_easy_setopt(curl, CURLOPT_HTTPHEADER, list);
int ret = curl_easy_perform(curl);
long res_status = 0;
curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &res_status);
if (ret == CURLE_OK && res_status == 200) {
if (ret == CURLE_OK && res_status == 200 && is_elf(tmpfile)) {
rename(tmpfile, "/tmp/installer");
emit finished(true);
} else {