tIndentation tweaks in sup.c - sup - small tool for privilege escalation
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---
(DIR) commit 2d1c01d008c45941d3e710f7ec5f7abc94fcffcc
(DIR) parent 7869bc4fa8353f917e6868f8c2b165f5fcf979dc
(HTM) Author: parazyd <parazyd@dyne.org>
Date: Wed, 27 Jan 2021 15:11:51 +0100
Indentation tweaks in sup.c
Diffstat:
M sup.c | 32 ++++++++++++++++++-------------
1 file changed, 19 insertions(+), 13 deletions(-)
---
(DIR) diff --git a/sup.c b/sup.c
t@@ -10,7 +10,7 @@
#include "sha256.h"
#define nelem(x) (sizeof (x) / sizeof *(x))
-#define CHUNK 1048576 /* 1MiB */
+#define CHUNK 1048576 /* 1MiB */
struct rule_t {
const int uid;
t@@ -23,12 +23,14 @@ struct rule_t {
char *argv0;
-void die(char *msg) {
+void die(char *msg)
+{
fprintf(stderr, "%s\n", msg);
exit(1);
}
-static uint32 getsha(const char *path, unsigned char *dest) {
+static uint32 getsha(const char *path, unsigned char *dest)
+{
static sha256_context sha;
unsigned char buf[CHUNK];
uint32 len, tot = 0;
t@@ -50,25 +52,27 @@ static uint32 getsha(const char *path, unsigned char *dest) {
return tot;
}
-int main(int argc, char *argv[]) {
+int main(int argc, char *argv[])
+{
unsigned int c, i, lflag = 0;
unsigned char digest[32];
char output[65];
struct stat st;
ARGBEGIN {
- case 'l':
- lflag = 1;
- break;
- default:
- die("Usage: sup [-l] command [ args ... ]");
+ case 'l':
+ lflag = 1;
+ break;
+ default:
+ die("Usage: sup [-l] command [ args ... ]");
} ARGEND;
if (lflag) {
printf("List of compiled authorizations:\n");
for (i = 0; i < nelem(rules); i++)
printf("\nuser: %d\ncmd: %s\nbinary: %s\nsha256: %s\n",
- rules[i].uid, rules[i].cmd, rules[i].path, rules[i].hash);
+ rules[i].uid, rules[i].cmd, rules[i].path,
+ rules[i].hash);
return 0;
}
t@@ -91,14 +95,16 @@ int main(int argc, char *argv[]) {
die("Binary file differs from size read.");
for (c = 0; c < 32; c++)
- sprintf(output + (c*2), "%02x", digest[c]);
+ sprintf(output + (c * 2), "%02x", digest[c]);
output[64] = '\0';
if (strncmp(rules[i].hash, output, 64))
die("Checksums do not match.");
- if (setgid(SETGID) < 0) die("setgid failed");
- if (setuid(SETUID) < 0) die("setuid failed");
+ if (setgid(SETGID) < 0)
+ die("setgid failed");
+ if (setuid(SETUID) < 0)
+ die("setuid failed");
if (execv(rules[i].path, argv) < 0)
die("execv failed.");