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@Maschell
Maschell committed Oct 16, 2015
1 parent 2798730 commit f045ea3
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57 changes: 57 additions & 0 deletions client/Makefile
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PATH := $(DEVKITPPC)/bin:$(PATH)

PREFIX ?= powerpc-eabi-
LD := $(PREFIX)ld
AS := $(PREFIX)as
CC := $(PREFIX)gcc
OBJDUMP ?= $(PREFIX)objdump
OBJCOPY ?= $(PREFIX)objcopy

SFLAGS := -mgekko -mregnames

# -O2: optimise lots
# -Wall: generate lots of warnings
# -x c: compile as C code
# -std=gnu99: use the C99 standard with GNU extensions
# -ffreestanding: we don't have libc; don't expect we do
# -mrvl: enable wii/gamecube compilation
# -mcpu=750: enable processor specific compilation
# -meabi: enable eabi specific compilation
# -mhard-float: enable hardware floating point instructions
# -fshort-wchar: use 16 bit whcar_t type in keeping with Wii executables
# -msdata-none: do not use r2 or r13 as small data areas
# -memb: enable embedded application specific compilation
# -ffunction-sections: split up functions so linker can garbage collect
# -fdata-sections: split up data so linker can garbage collect
CFLAGS := -O2 -Wall -x c -std=gnu99 \
-ffreestanding \
-mrvl -mcpu=750 -meabi -mhard-float -fshort-wchar \
-msdata=none -memb -ffunction-sections -fdata-sections \
-Wno-unknown-pragmas -Wno-strict-aliasing \

SRC := $(wildcard *.S) $(wildcard *.c)
OBJ := $(patsubst %.S,%.o,$(patsubst %.c,%.o,$(SRC)))

all: ../installer/saviine532.h

../installer/saviine%.h: saviine%.text.bin saviine%.magic.bin
xxd -i saviine$*.magic.bin | sed "s/unsigned/static const unsigned/g;s/ine$*/ine/g" > $@
xxd -i saviine$*.text.bin | sed "s/unsigned/static const unsigned/g;s/ine$*/ine/g" >> $@

saviine%.text.bin: saviine%.elf
$(OBJCOPY) -j .text -O binary $< $@
saviine%.magic.bin: saviine%.elf
$(OBJCOPY) -j .magic -O binary $< $@

saviine%.elf: saviine%.ld $(OBJ)
$(LD) -T $< $(OBJ)

%.o: %.c
$(CC) -c $(CFLAGS) -o $@ $+
%.o: %.S
$(AS) $(SFLAGS) -o $@ $+

clean:
rm -f $(wildcard *.o) $(wildcard *.elf) $(wildcard ../installer/saviine532.h)

310 changes: 310 additions & 0 deletions client/main.c
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#include "main.h"
#include "../common/fs_defs.h"
#define DECL(res, name, ...) \
extern res name(__VA_ARGS__); \
res (* real_ ## name)(__VA_ARGS__) __attribute__((section(".magicptr"))); \
res my_ ## name(__VA_ARGS__)

#define BYTE_LOG_STR 0xfb


extern FSStatus FSOpenDir(FSClient *pClient, FSCmdBlock *pCmd, const char *path, int *dh, FSRetFlag errHandling);
extern FSStatus FSReadDir(FSClient *pClient, FSCmdBlock *pCmd, int dh, FSDirEntry *dir_entry, FSRetFlag errHandling);
extern FSStatus FSChangeDir(FSClient *pClient, FSCmdBlock *pCmd, const char *path, FSRetFlag errHandling);
extern FSStatus FSCloseDir(FSClient *pClient, FSCmdBlock *pCmd, int dh, FSRetFlag errHandling);
extern FSStatus FSReadFile(FSClient *pClient, FSCmdBlock *pCmd, void *buffer, int size, int count, int fd, int flag, int error);
extern FSStatus FSSetPosFile(FSClient *pClient, FSCmdBlock *pCmd, int fd, int pos, int error);
extern FSStatus FSCloseFile (FSClient *pClient, FSCmdBlock *pCmd, int fd, int error);
extern FSStatus FSOpenFile(FSClient *pClient, FSCmdBlock *pCmd, char *path, const char *mode, int *handle, int error);

DECL(int, FSAInit, void) {
if ((int)bss_ptr == 0x0a000000) {
bss_ptr = memalign(sizeof(struct bss_t), 0x40);
memset(bss_ptr, 0, sizeof(struct bss_t));
}
return real_FSAInit();
}
DECL(int, FSAShutdown, void) {
return real_FSAShutdown();
}
DECL(int, FSAAddClient, void *r3) {
int res = real_FSAAddClient(r3);

if ((int)bss_ptr != 0x0a000000 && res < MAX_CLIENT && res >= 0) {
cafiine_connect(&bss.socket_fsa[res]);
}

return res;
}
DECL(int, FSADelClient, int client) {
if ((int)bss_ptr != 0x0a000000 && client < MAX_CLIENT && client >= 0) {
cafiine_disconnect(bss.socket_fsa[client]);
}

return real_FSADelClient(client);
}
DECL(int, FSAOpenFile, int client, const char *path, const char *mode, int *handle) {
return real_FSAOpenFile(client, path, mode, handle);
}

static int client_num_alloc(void *pClient) {
int i;

for (i = 0; i < MAX_CLIENT; i++)
if (bss.pClient_fs[i] == 0) {
bss.pClient_fs[i] = pClient;
return i;
}
return -1;
}
static void clietn_num_free(int client) {
bss.pClient_fs[client] = 0;
}
static int client_num(void *pClient) {
int i;

for (i = 0; i < MAX_CLIENT; i++)
if (bss.pClient_fs[i] == pClient)
return i;
return -1;
}


struct fs_async_t {
void (*callback)(int status, int command, void *request, void *response, void *context);
void *context;
void *queue;
};

#define DUMP_BLOCK_SIZE (0x200 * 100)
#define DUMP_BLOCK_SIZE_SLOW (0x20 * 100)
static int dump_dir(void *pClient,int client, void *pCmd, char *path, int error, int handle){
int dir_handle = handle;
int my_handle = handle +1;
int ret = 0;
if ((ret = FSOpenDir(pClient, pCmd, path, &dir_handle, FS_RET_ALL_ERROR)) == FS_STATUS_OK)
{
char new_mode[2];
new_mode[0] = 'r';
new_mode[1] = '\0';

FSDirEntry dir_entry;
while (FSReadDir(pClient, pCmd, dir_handle, &dir_entry, FS_RET_ALL_ERROR) == FS_STATUS_OK)
{
char full_path[255];
int i=0;
char *path_ptr = (char *)path;
while(*path_ptr) {
full_path[i++] = *path_ptr++;
}
full_path[i++] = '/';
char *dir_name_ptr = (char *)dir_entry.name;
while(*dir_name_ptr) {
full_path[i++] = *dir_name_ptr++;
}
full_path[i++] = '\0';

log_string(bss.socket_fsa[client], full_path, BYTE_LOG_STR);
if((dir_entry.stat.flag&FS_STAT_FLAG_IS_DIRECTORY) == FS_STAT_FLAG_IS_DIRECTORY){
char type[4];
type[0] = 'd';
type[1] = 'i';
type[2] = 'r';
type[3] = '\0';
log_string(bss.socket_fsa[client], type, BYTE_LOG_STR);
dump_dir(pClient,client,pCmd,full_path,error,my_handle);
}else{
char type[5];
type[0] = 'f';
type[1] = 'i';
type[2] = 'l';
type[3] = 'e';
type[4] = '\0';
log_string(bss.socket_fsa[client], type, BYTE_LOG_STR);
//DUMP
ret = FSOpenFile(pClient, pCmd, full_path, new_mode, &my_handle, error);
if (ret >= 0) {
int my_ret = 1;
log_string(bss.socket_fsa[client], full_path, BYTE_LOG_STR);
int size = (my_ret == 1 ? DUMP_BLOCK_SIZE : DUMP_BLOCK_SIZE_SLOW);
cafiine_send_handle(bss.socket_fsa[client], client, full_path, my_handle);
void* buffer = memalign(sizeof(char) * size, 0x40);
int ret2;
while ((ret2 = FSReadFile(pClient, pCmd, buffer, 1, size, my_handle, 0, error)) > 0)
cafiine_send_file(bss.socket_fsa[client], buffer, ret2, my_handle);
cafiine_fclose(bss.socket_fsa[client], &ret2, my_handle);
FSSetPosFile(pClient, pCmd, my_handle, 0, error);
free(buffer);
FSCloseFile(pClient, pCmd, my_handle, -1);
}
}
}
FSCloseDir(pClient, pCmd, dir_handle, FS_RET_NO_ERROR);
}else{
/*
char error[3];
error[0] = '-';
error[1] = (ret*-1) + '0';
error[2] = '\0'; */
//log_string(bss.socket_fsa[client], foo, BYTE_LOG_STR);
return -1;
}
return 0;
}

DECL(int, FSInit, void) {
if ((int)bss_ptr == 0x0a000000) {
bss_ptr = memalign(sizeof(struct bss_t), 0x40);
memset(bss_ptr, 0, sizeof(struct bss_t));
}
return real_FSInit();
}
DECL(int, FSShutdown, void) {
return real_FSShutdown();
}
DECL(int, FSAddClientEx, void *r3, void *r4, void *r5) {
int res = real_FSAddClientEx(r3, r4, r5);

if ((int)bss_ptr != 0x0a000000 && res >= 0) {
int client = client_num_alloc(r3);
if (client < MAX_CLIENT && client >= 0) {
cafiine_connect(&bss.socket_fs[client]);
}
}
return res;
}
DECL(int, FSDelClient, void *pClient) {
if ((int)bss_ptr != 0x0a000000) {
int client = client_num(pClient);
if (client < MAX_CLIENT && client >= 0) {
cafiine_disconnect(bss.socket_fs[client]);
clietn_num_free(client);
}
}
return real_FSDelClient(pClient);
}

static void dump_saves(void *pClient, void *pCmd,int error, int client){
int i = 0;
char save_path[255];
char save_user[9];
char save_base[11];
char save_common[7];

save_base[i++] = '/';
save_base[i++] = 'v';
save_base[i++] = 'o';
save_base[i++] = 'l';
save_base[i++] = '/';
save_base[i++] = 's';
save_base[i++] = 'a';
save_base[i++] = 'v';
save_base[i++] = 'e';
save_base[i++] = '/';
save_base[i++] = '\0';
i = 0;

save_user[i++] = '8';
save_user[i++] = '0';
save_user[i++] = '0';
save_user[i++] = '0';
save_user[i++] = '0';
save_user[i++] = '0';
save_user[i++] = '0';
save_user[i++] = '0';
save_user[i++] = '\0';

i = 0;
save_common[i++] = 'c';
save_common[i++] = 'o';
save_common[i++] = 'm';
save_common[i++] = 'm';
save_common[i++] = 'o';
save_common[i++] = 'n';
save_common[i++] = '\0';

i = 0;
char *save_base_ptr = (char *)save_base;
while(*save_base_ptr) {
save_path[i++] = *save_base_ptr++;
}

int k = i;
char *save_user_ptr = (char *)save_user;
while(*save_user_ptr) {
save_path[i++] = *save_user_ptr++;
}
save_path[i++] = '\0';
int id = 1;
do{
//log_string(bss.socket_fsa[client], save_path, BYTE_LOG_STR);
if (dump_dir(pClient,client,pCmd,save_path,error,50) == 0);// id = 257; // break if successful
int first = id/16;
int seconds = id%16;
if(first <= 9)
save_path[16] = '0' + first;
else
save_path[16] = 'a' + (first - 10);

if(seconds <= 9)
save_path[17] = '0' + seconds;
else
save_path[17] = 'a' + (seconds - 10);

id++;
}while(id < 257);

i = k;

char *save_common_ptr = (char *)save_common;
while(*save_common_ptr) {
save_path[i++] = *save_common_ptr++;
}
save_path[i++] = '\0';

log_string(bss.socket_fsa[client], save_path, BYTE_LOG_STR);
dump_dir(pClient,client,pCmd,save_path,error,60);

i = 0;
char info[6];
info[i++] = 'd';
info[i++] = 'o';
info[i++] = 'n';
info[i++] = 'e';
info[i++] = '!';
info[i++] = '\0';
log_string(bss.socket_fsa[client], info, BYTE_LOG_STR);
}

DECL(int, FSGetStat, void *pClient, void *pCmd, char *path, void *stats, int error) {
if ((int)bss_ptr != 0x0a000000) {
int client = client_num(pClient);

if (client < MAX_CLIENT && client >= 0) {
if(bss.savesDumped == 0){
dump_saves(pClient,pCmd,error,client);
bss.savesDumped = 2;
}
}
}
return real_FSGetStat(pClient, pCmd, path, stats, error);
}

#define MAKE_MAGIC(x) { x, my_ ## x, &real_ ## x }

struct magic_t {
const void *real;
const void *replacement;
const void *call;
} methods[] __attribute__((section(".magic"))) = {
MAKE_MAGIC(FSAInit),
MAKE_MAGIC(FSAShutdown),
MAKE_MAGIC(FSAAddClient),
MAKE_MAGIC(FSADelClient),
MAKE_MAGIC(FSAOpenFile),
MAKE_MAGIC(FSGetStat),
MAKE_MAGIC(FSInit),
MAKE_MAGIC(FSShutdown),
MAKE_MAGIC(FSAddClientEx),
MAKE_MAGIC(FSDelClient),
};
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