diff --git a/jni/magiskhide.c b/jni/magiskhide.c index 639512dea..1833cd322 100644 --- a/jni/magiskhide.c +++ b/jni/magiskhide.c @@ -17,6 +17,7 @@ typedef unsigned short int sa_family_t; #include #include #include +#include #define HIDE_LIST "/magisk/.core/hidelist" @@ -32,53 +33,75 @@ int hideMagisk(int pid) { int res = syscall(SYS_setns, fd, 0); if(res == -1) return 3; - res = umount2("/magisk", MNT_DETACH); - if(res == -1) return 4; res = mount("/magisk/.core/mirror/system", "/system", "bind", MS_BIND, ""); if(res == -1) return 4; + res = umount2("/magisk", MNT_DETACH); + if(res == -1) return 4; return 0; } -int main(int argc, char **argv, char **envp) { - // Read config file - int allocated = 16, line = 0, i; - char buffer[512]; - - char **list = (char **) malloc(sizeof(char*) * allocated); - FILE *fp = fopen(HIDE_LIST, "r"); - if (fp == NULL){ - fprintf(stderr, "Error opening hide list\n"); - exit(1); +int loadList(int fd, char ***list, int *line, time_t *last_update) { + int allocated = 16, i; + char *buffer, *tok; + struct stat file_stat; + + fstat(fd, &file_stat); + if (file_stat.st_mtime == *last_update) { + return 0; } - while (1) { - if (fgets(buffer, sizeof(buffer), fp) == NULL) { - --line; - break; - } - if (line >= allocated) { - // Double our allocation and re-allocate - allocated = allocated * 2; - list = (char **) realloc(list, sizeof(char*) * allocated); - } - list[line] = malloc(strlen(buffer)); - strcpy(list[line], buffer); - int j; - // Remove endline - for (j = strlen(list[line]) - 1; j >= 0 && (list[line][j] == '\n' || list[line][j] == '\r'); j--) - ; - list[line][j + 1] = '\0'; - ++line; - } - fclose(fp); + off_t filesize = lseek(fd, 0, SEEK_END); + lseek(fd, 0, SEEK_SET); + buffer = malloc(sizeof(char) * filesize); + read(fd, buffer, filesize); + fstat(fd, &file_stat); + *last_update = file_stat.st_mtime; + + // Free memory + for (; *line >= 0; --(*line)) + free((*list)[*line]); + *line = 0; + + *list = (char **) malloc(sizeof(char*) * allocated); + + tok = strtok(buffer, "\r\n"); + while (tok != NULL) { + if (*line >= allocated) { + // Double our allocation and re-allocate + allocated = allocated * 2; + *list = (char **) realloc((*list), sizeof(char*) * allocated); + } + if (strlen(tok)) { + (*list)[*line] = malloc(strlen(tok)); + strcpy((*list)[*line], tok); + ++(*line); + } + tok = strtok(NULL, "\r\n"); + } printf("Get package name from config:\n"); - for(i = 0; i <= line; i++) - printf("%s\n", list[i]); + for(i = 0; i < *line; i++) + printf("%s\n", (*list)[i]); printf("\n"); + free(buffer); +} +int main(int argc, char **argv, char **envp) { + int line = -1, i; + char **list; + time_t last_update = 0; + int fd = open(HIDE_LIST, O_RDONLY); + if (fd == -1){ + printf("Error opening file\n"); + exit(1); + } + + char buffer[512]; FILE *p = popen("while true;do logcat -b events -v raw -s am_proc_start;sleep 1;done", "r"); while(!feof(p)) { + + loadList(fd, &list, &line, &last_update); + //Format of am_proc_start is (as of Android 5.1 and 6.0) //UserID, pid, unix uid, processName, hostingType, hostingName fgets(buffer, sizeof(buffer), p); @@ -103,8 +126,7 @@ int main(int argc, char **argv, char **envp) { if(ret != 6) { continue; } - - for (i = 0; i <= line; ++i) { + for (i = 0; i < line; ++i) { if(strstr(processName, list[i]) != NULL) { printf("Disabling for process = %s, PID = %d, UID = %d\n", processName, pid, uid); hideMagisk(pid); @@ -112,6 +134,7 @@ int main(int argc, char **argv, char **envp) { } } + close(fd); pclose(p); for (; line >= 0; line--) free(list[line]); diff --git a/zip_static/arm/magiskhide b/zip_static/arm/magiskhide new file mode 100644 index 000000000..86de8aca6 Binary files /dev/null and b/zip_static/arm/magiskhide differ diff --git a/zip_static/common/magic_mask.sh b/zip_static/common/magic_mask.sh index 3bfbcf361..77281f74c 100644 --- a/zip_static/common/magic_mask.sh +++ b/zip_static/common/magic_mask.sh @@ -398,6 +398,10 @@ case $1 in setprop magisk.version 7 log_print "Magisk late_start service mode running..." run_scripts service + + # Enable magiskhide + log_print "Starting Magisk Hide" + /data/magisk/magiskhide & ;; esac diff --git a/zip_static/x86/magiskhide b/zip_static/x86/magiskhide new file mode 100644 index 000000000..a3a1adf07 Binary files /dev/null and b/zip_static/x86/magiskhide differ