mirror of
https://github.com/TheOfficialFloW/bd-jb
synced 2024-12-22 06:28:50 -05:00
Add logging and import examples to payload.
This commit is contained in:
Andy Nguyen
parent
57233f4a72
commit
f6391aeafd
3
.gitmodules
vendored
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3
.gitmodules
vendored
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@ -0,0 +1,3 @@
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[submodule "payload/freebsd-headers"]
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path = payload/freebsd-headers
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url = https://github.com/OpenOrbis/freebsd-headers
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@ -3,7 +3,7 @@ OBJS = start.o payload.o
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CC = gcc
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OBJCOPY = objcopy
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CFLAGS = -Os -fno-stack-protector
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CFLAGS = -isystem freebsd-headers/include -fno-stack-protector
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LDFLAGS = -T linker.x -nostdlib -nostartfiles
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all: $(TARGET).bin
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1
payload/freebsd-headers
Submodule
1
payload/freebsd-headers
Submodule
@ -0,0 +1 @@
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Subproject commit ad8cef9530ec4d7d603be0d5736c732455865345
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@ -1,12 +1,268 @@
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#include <stddef.h>
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#include <errno.h>
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#include <netinet/in.h>
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#include <stdarg.h>
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#include <stdint.h>
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#include <sys/types.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/socket.h>
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#define LOG_IP "192.168.254.120"
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#define LOG_PORT 1337
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#define LIBC_MODULE_HANDLE 0x2
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#define LIBKERNEL_MODULE_HANDLE 0x2001
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typedef int32_t SceKernelModule;
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int x = 1337;
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int (*sceKernelDlsym)(SceKernelModule handle, const char *symbol, void **addrp);
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int payload(int (*sceKernelDlsym)(SceKernelModule handle, const char *symbol,
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void **addrp)) {
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return x;
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// libkernel functions
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int *(*___error)(void);
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int (*_accept)(int s, struct sockaddr *restrict addr,
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socklen_t *restrict addrlen);
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int (*_bind)(int s, const struct sockaddr *addr, socklen_t addrlen);
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int (*_close)(int fd);
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int (*_connect)(int s, const struct sockaddr *name, socklen_t namelen);
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int (*_inet_pton)(int af, const char *restrict src, void *restrict dst);
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int (*_listen)(int s, int backlog);
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void *(*_mmap)(void *addr, size_t len, int prot, int flags, int fd,
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off_t offset);
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ssize_t (*_read)(int fd, void *buf, size_t nbytes);
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int (*_socket)(int domain, int type, int protocol);
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ssize_t (*_write)(int fd, const void *buf, size_t nbytes);
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int *__error(void) { return ___error(); }
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int accept(int s, struct sockaddr *restrict addr, socklen_t *restrict addrlen) {
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return _accept(s, addr, addrlen);
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}
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int bind(int s, const struct sockaddr *addr, socklen_t addrlen) {
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return _bind(s, addr, addrlen);
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}
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int close(int fd) { return _close(fd); }
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int connect(int s, const struct sockaddr *name, socklen_t namelen) {
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return _connect(s, name, namelen);
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}
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int inet_pton(int af, const char *restrict src, void *restrict dst) {
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return _inet_pton(af, src, dst);
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}
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int listen(int s, int backlog) { return _listen(s, backlog); }
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void *mmap(void *addr, size_t len, int prot, int flags, int fd, off_t offset) {
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return _mmap(addr, len, prot, flags, fd, offset);
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}
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ssize_t read(int fd, void *buf, size_t nbytes) {
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return _read(fd, buf, nbytes);
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}
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int socket(int domain, int type, int protocol) {
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return _socket(domain, type, protocol);
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}
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ssize_t write(int fd, const void *buf, size_t nbytes) {
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return _write(fd, buf, nbytes);
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}
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// libc functions
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void *(*_calloc)(size_t number, size_t size);
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int (*_fclose)(FILE *stream);
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FILE *(*_fopen)(const char *restrict path, const char *restrict mode);
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size_t (*_fread)(void *restrict ptr, size_t size, size_t nmemb,
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FILE *restrict stream);
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// void (*_free)(void *ptr);
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int (*_fseek)(FILE *stream, long offset, int whence);
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long (*_ftell)(FILE *stream);
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// void *(*_malloc)(size_t size);
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void *(*_memcpy)(void *dst, const void *src, size_t len);
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void *(*_memset)(void *s, int c, size_t n);
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void *(*_realloc)(void *ptr, size_t size);
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char *(*_strcat)(char *restrict s, const char *restrict append);
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char *(*_strchr)(const char *s, int c);
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char *(*_strrchr)(const char *s, int c);
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int (*_strcmp)(const char *s1, const char *s2);
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char *(*_strcpy)(char *restrict dst, const char *restrict src);
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size_t (*_strlen)(const char *s);
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int (*_strncmp)(const char *s1, const char *s2, size_t len);
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int (*_vsnprintf)(char *restrict str, size_t size, const char *restrict format,
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va_list ap);
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void *calloc(size_t number, size_t size) { return _calloc(number, size); }
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int fclose(FILE *stream) { return _fclose(stream); }
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FILE *fopen(const char *restrict path, const char *restrict mode) {
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return _fopen(path, mode);
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}
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size_t fread(void *restrict ptr, size_t size, size_t nmemb,
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FILE *restrict stream) {
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return _fread(ptr, size, nmemb, stream);
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}
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// void free(void *ptr) { _free(ptr); }
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int fseek(FILE *stream, long offset, int whence) {
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return _fseek(stream, offset, whence);
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}
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long ftell(FILE *stream) { return _ftell(stream); }
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// void *malloc(size_t size) { return _malloc(size); }
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void *memcpy(void *dst, const void *src, size_t len) {
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return _memcpy(dst, src, len);
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}
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void *memset(void *s, int c, size_t n) { return _memset(s, c, n); }
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void *realloc(void *ptr, size_t size) { return _realloc(ptr, size); }
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int snprintf(char *restrict str, size_t size, const char *restrict format,
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...) {
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int r;
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va_list args;
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va_start(args, format);
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r = vsnprintf(str, size, format, args);
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va_end(args);
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return r;
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}
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char *strcat(char *restrict s, const char *restrict append) {
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return _strcat(s, append);
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}
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int strcmp(const char *s1, const char *s2) { return _strcmp(s1, s2); }
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char *strchr(const char *s, int c) { return _strchr(s, c); }
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char *strrchr(const char *s, int c) { return _strrchr(s, c); }
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char *strcpy(char *restrict dst, const char *restrict src) {
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return _strcpy(dst, src);
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}
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size_t strlen(const char *s) { return _strlen(s); }
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int strncmp(const char *s1, const char *s2, size_t len) {
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return _strncmp(s1, s2, len);
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}
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int vsnprintf(char *restrict str, size_t size, const char *restrict format,
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va_list ap) {
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return _vsnprintf(str, size, format, ap);
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}
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void resolve_imports(void) {
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#define LIBKERNEL_RESOLVE(name) \
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sceKernelDlsym(LIBKERNEL_MODULE_HANDLE, #name, (void **)&_##name)
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LIBKERNEL_RESOLVE(__error);
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LIBKERNEL_RESOLVE(accept);
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LIBKERNEL_RESOLVE(bind);
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LIBKERNEL_RESOLVE(close);
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LIBKERNEL_RESOLVE(connect);
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LIBKERNEL_RESOLVE(inet_pton);
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LIBKERNEL_RESOLVE(listen);
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LIBKERNEL_RESOLVE(mmap);
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LIBKERNEL_RESOLVE(read);
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LIBKERNEL_RESOLVE(socket);
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LIBKERNEL_RESOLVE(write);
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#undef LIBKERNEL_RESOLVE
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#define LIBC_RESOLVE(name) \
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sceKernelDlsym(LIBC_MODULE_HANDLE, #name, (void **)&_##name)
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LIBC_RESOLVE(calloc);
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LIBC_RESOLVE(fclose);
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LIBC_RESOLVE(fopen);
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LIBC_RESOLVE(fread);
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// LIBC_RESOLVE(free);
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sceKernelDlsym(LIBC_MODULE_HANDLE, "free", (void **)&free);
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LIBC_RESOLVE(fseek);
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LIBC_RESOLVE(ftell);
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// LIBC_RESOLVE(malloc);
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sceKernelDlsym(LIBC_MODULE_HANDLE, "malloc", (void **)&malloc);
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LIBC_RESOLVE(memcpy);
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LIBC_RESOLVE(memset);
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LIBC_RESOLVE(realloc);
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LIBC_RESOLVE(strcat);
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LIBC_RESOLVE(strchr);
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LIBC_RESOLVE(strrchr);
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LIBC_RESOLVE(strcmp);
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LIBC_RESOLVE(strcpy);
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LIBC_RESOLVE(strlen);
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LIBC_RESOLVE(strncmp);
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LIBC_RESOLVE(vsnprintf);
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#undef LIBC_RESOLVE
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}
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int log_sock = -1;
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int printf(const char *__restrict fmt, ...) {
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va_list list;
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char str[1024];
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va_start(list, fmt);
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vsnprintf(str, sizeof(str), fmt, list);
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va_end(list);
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write(log_sock, str, strlen(str));
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return 0;
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}
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int puts(const char *str) {
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write(log_sock, str, strlen(str));
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return 0;
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}
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int init_log(void) {
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int ret;
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int s = socket(AF_INET, SOCK_STREAM, 0);
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if (s < 0)
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return s;
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struct sockaddr_in sin;
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memset(&sin, 0, sizeof(sin));
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sin.sin_family = AF_INET;
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sin.sin_port = htons(LOG_PORT);
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ret = inet_pton(AF_INET, LOG_IP, &sin.sin_addr);
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if (ret < 0)
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return ret;
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ret = connect(s, (struct sockaddr *)&sin, sizeof(sin));
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if (ret < 0)
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return ret;
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log_sock = s;
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return 0;
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}
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void shutdown_log(void) { close(log_sock); }
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int payload(void *dlsym) {
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int ret;
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sceKernelDlsym = dlsym;
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resolve_imports();
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ret = init_log();
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if (ret < 0)
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return errno;
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printf("payload entered\n");
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shutdown_log();
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return 0;
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}
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