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Improved code readability

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This commit is contained in:
BritishTeapot 2025-04-14 16:46:06 +02:00
parent 402a5d109f
commit 55fb5c54c6
Signed by untrusted user who does not match committer: fedir
GPG Key ID: C959EE85F0C9362C
1 changed files with 22 additions and 20 deletions
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42
src/ui-socket.c
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@ -13,7 +13,6 @@
#include "perm_permissions_table.h"
#include "temp_permissions_table.h"
#include "ui-socket.h"
#include <errno.h>
#include <pthread.h>
#include <stdio.h>
#include <stdlib.h>
@ -22,9 +21,10 @@
#include <sys/un.h>
#include <unistd.h>
#define ZENITY_TEMP_ALLOW_MESSAGE "Allow this time\n"
int init_ui_socket(const char *perm_permissions_db_filename) {
char line[256];
FILE *fp;
FILE *fp = NULL;
if (init_temp_permissions_table()) {
fprintf(stderr, "Could not initialize temporary permissions table.\n");
@ -43,13 +43,11 @@ int init_ui_socket(const char *perm_permissions_db_filename) {
return 1;
}
while (fgets(line, sizeof(line), fp))
printf("%s", line);
pclose(fp);
return 0;
}
void destroy_ui_socket() {
void destroy_ui_socket(void) {
destroy_temp_permissions_table();
destroy_perm_permissions_table();
}
@ -63,16 +61,16 @@ void destroy_ui_socket() {
* @return: 0 if access is denied, 1 if access is allowed, 2 if access is
* allowed for the runtime of the process
*/
int ask_access(const char *filename, struct process_info pi) {
FILE *fp;
int ask_access(const char *filename, struct process_info proc_info) {
FILE *fp = NULL;
size_t command_len =
139 + sizeof(pid_t) * 8 + strlen(pi.name) + strlen(filename);
139 + sizeof(pid_t) * 8 + strlen(proc_info.name) + strlen(filename);
char *command = (char *)malloc(command_len);
snprintf(command, command_len,
"zenity --question --extra-button \"Allow this time\" --title "
"\"Allow Access?\" --text \"Allow process "
"<tt>%s</tt> with PID <tt>%d</tt> to access <tt>%s</tt>\"",
pi.name, pi.PID, filename);
proc_info.name, proc_info.PID, filename);
// Zenity Question Message Popup
fp = popen(command, "r");
@ -86,10 +84,10 @@ int ask_access(const char *filename, struct process_info pi) {
// if the user clicks the "Allow this time" button, `zenity` will only
// write it to `stdout`, but the exit code will still be `1`. So, we need
// to manually check the output.
char buffer[1024];
char buffer[sizeof(ZENITY_TEMP_ALLOW_MESSAGE) + 1];
while (fgets(buffer, sizeof(buffer), fp)) {
printf("%s", buffer);
if (strcmp(buffer, "Allow this time\n") == 0) {
if (strcmp(buffer, ZENITY_TEMP_ALLOW_MESSAGE) == 0) {
pclose(fp);
return 2;
}
@ -116,9 +114,11 @@ int ask_access(const char *filename, struct process_info pi) {
* @param opts: options (GRANT_TEMP, GRANT_PERM)
* @return: 0 if access is denied, 1 if access is allowed
*/
int interactive_access(const char *filename, struct process_info pi, int opts) {
int interactive_access(const char *filename, struct process_info proc_info,
int opts) {
if (check_temp_access(filename, pi) || check_perm_access(filename, pi)) {
if (check_temp_access(filename, proc_info) ||
check_perm_access(filename, proc_info)) {
// access was already granted before
return 1;
}
@ -127,22 +127,24 @@ int interactive_access(const char *filename, struct process_info pi, int opts) {
// permissions are granted
if (opts & GRANT_PERM) {
give_perm_access(filename, pi);
give_perm_access(filename, proc_info);
return 1;
}
if (opts & GRANT_TEMP) {
give_temp_access(filename, pi);
give_temp_access(filename, proc_info);
return 1;
}
int user_response = ask_access(filename, pi);
int user_response = ask_access(filename, proc_info);
if (user_response == 1) {
// user said "yes"
give_perm_access(filename, pi);
give_perm_access(filename, proc_info);
return 1;
} else if (user_response == 2) {
}
if (user_response == 2) {
// user said "yes, but only this time"
give_temp_access(filename, pi);
give_temp_access(filename, proc_info);
return 1;
}