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1e40f73b76
RetroArch/cheevos/cheevos.c
Andre Leiradella 1e40f73b76 Renamed coroutine variables to fix the griffin build
2017-10-15 13:35:49 +01:00

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/* RetroArch - A frontend for libretro.
* Copyright (C) 2015-2016 - Andre Leiradella
*
* RetroArch is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#include <string.h>
#include <ctype.h>
#include <formats/jsonsax.h>
#include <streams/file_stream.h>
#include <features/features_cpu.h>
#include <compat/strl.h>
#include <rhash.h>
#include <retro_miscellaneous.h>
#include <retro_math.h>
#include <net/net_http.h>
#include <libretro.h>
#ifdef HAVE_CONFIG_H
#include "../config.h"
#endif
#ifdef HAVE_MENU
#include "../menu/menu_driver.h"
#include "../menu/menu_entries.h"
#endif
#include "cheevos.h"
#include "../command.h"
#include "../dynamic.h"
#include "../configuration.h"
#include "../performance_counters.h"
#include "../msg_hash.h"
#include "../retroarch.h"
#include "../core.h"
#include "../network/net_http_special.h"
#include "../tasks/tasks_internal.h"
#include "../verbosity.h"
/* Define this macro to prevent cheevos from being deactivated. */
#undef CHEEVOS_DONT_DEACTIVATE
/* Define this macro to log URLs (will log the user token). */
#undef CHEEVOS_LOG_URLS
/* Define this macro to dump all cheevos' addresses. */
#undef CHEEVOS_DUMP_ADDRS
/* Define this macro to remove HTTP timeouts. */
#undef CHEEVOS_NO_TIMEOUT
/* Define this macro to get extra-verbose log for cheevos. */
#undef CHEEVOS_VERBOSE
/* Define this macro to load a JSON file from disk instead of downloading
* from retroachievements.org. */
#undef CHEEVOS_JSON_OVERRIDE
/* Define this macro with a string to save the JSON file to disk with
* that name. */
#undef CHEEVOS_SAVE_JSON
/* Define this macro to have the password and token logged. THIS WILL DISCLOSE
* THE USER'S PASSWORD, TAKE CARE! */
#undef CHEEVOS_LOG_PASSWORD
/* C89 wants only int values in enums. */
#define CHEEVOS_JSON_KEY_GAMEID 0xb4960eecU
#define CHEEVOS_JSON_KEY_ACHIEVEMENTS 0x69749ae1U
#define CHEEVOS_JSON_KEY_ID 0x005973f2U
#define CHEEVOS_JSON_KEY_MEMADDR 0x1e76b53fU
#define CHEEVOS_JSON_KEY_TITLE 0x0e2a9a07U
#define CHEEVOS_JSON_KEY_DESCRIPTION 0xe61a1f69U
#define CHEEVOS_JSON_KEY_POINTS 0xca8fce22U
#define CHEEVOS_JSON_KEY_AUTHOR 0xa804edb8U
#define CHEEVOS_JSON_KEY_MODIFIED 0xdcea4fe6U
#define CHEEVOS_JSON_KEY_CREATED 0x3a84721dU
#define CHEEVOS_JSON_KEY_BADGENAME 0x887685d9U
#define CHEEVOS_JSON_KEY_CONSOLE_ID 0x071656e5U
#define CHEEVOS_JSON_KEY_TOKEN 0x0e2dbd26U
#define CHEEVOS_JSON_KEY_FLAGS 0x0d2e96b2U
#define CHEEVOS_JSON_KEY_LEADERBOARDS 0xf1247d2dU
#define CHEEVOS_JSON_KEY_MEM 0x0b8807e4U
#define CHEEVOS_JSON_KEY_FORMAT 0xb341208eU
#define CHEEVOS_SIX_MB ( 6 * 1024 * 1024)
#define CHEEVOS_EIGHT_MB ( 8 * 1024 * 1024)
#define CHEEVOS_SIZE_LIMIT (64 * 1024 * 1024)
enum
{
/* Don't change those, the values match the console IDs
* at retroachievements.org. */
CHEEVOS_CONSOLE_MEGA_DRIVE = 1,
CHEEVOS_CONSOLE_NINTENDO_64 = 2,
CHEEVOS_CONSOLE_SUPER_NINTENDO = 3,
CHEEVOS_CONSOLE_GAMEBOY = 4,
CHEEVOS_CONSOLE_GAMEBOY_ADVANCE = 5,
CHEEVOS_CONSOLE_GAMEBOY_COLOR = 6,
CHEEVOS_CONSOLE_NINTENDO = 7,
CHEEVOS_CONSOLE_PC_ENGINE = 8,
CHEEVOS_CONSOLE_SEGA_CD = 9,
CHEEVOS_CONSOLE_SEGA_32X = 10,
CHEEVOS_CONSOLE_MASTER_SYSTEM = 11
};
enum
{
CHEEVOS_VAR_SIZE_BIT_0 = 0,
CHEEVOS_VAR_SIZE_BIT_1,
CHEEVOS_VAR_SIZE_BIT_2,
CHEEVOS_VAR_SIZE_BIT_3,
CHEEVOS_VAR_SIZE_BIT_4,
CHEEVOS_VAR_SIZE_BIT_5,
CHEEVOS_VAR_SIZE_BIT_6,
CHEEVOS_VAR_SIZE_BIT_7,
CHEEVOS_VAR_SIZE_NIBBLE_LOWER,
CHEEVOS_VAR_SIZE_NIBBLE_UPPER,
/* Byte, */
CHEEVOS_VAR_SIZE_EIGHT_BITS, /* =Byte, */
CHEEVOS_VAR_SIZE_SIXTEEN_BITS,
CHEEVOS_VAR_SIZE_THIRTYTWO_BITS,
CHEEVOS_VAR_SIZE_LAST
}; /* cheevos_var_t.size */
enum
{
/* compare to the value of a live address in RAM */
CHEEVOS_VAR_TYPE_ADDRESS = 0,
/* a number. assume 32 bit */
CHEEVOS_VAR_TYPE_VALUE_COMP,
/* the value last known at this address. */
CHEEVOS_VAR_TYPE_DELTA_MEM,
/* a custom user-set variable */
CHEEVOS_VAR_TYPE_DYNAMIC_VAR,
CHEEVOS_VAR_TYPE_LAST
}; /* cheevos_var_t.type */
enum
{
CHEEVOS_COND_OP_EQUALS = 0,
CHEEVOS_COND_OP_LESS_THAN,
CHEEVOS_COND_OP_LESS_THAN_OR_EQUAL,
CHEEVOS_COND_OP_GREATER_THAN,
CHEEVOS_COND_OP_GREATER_THAN_OR_EQUAL,
CHEEVOS_COND_OP_NOT_EQUAL_TO,
CHEEVOS_COND_OP_LAST
}; /* cheevos_cond_t.op */
enum
{
CHEEVOS_COND_TYPE_STANDARD = 0,
CHEEVOS_COND_TYPE_PAUSE_IF,
CHEEVOS_COND_TYPE_RESET_IF,
CHEEVOS_COND_TYPE_ADD_SOURCE,
CHEEVOS_COND_TYPE_SUB_SOURCE,
CHEEVOS_COND_TYPE_ADD_HITS,
CHEEVOS_COND_TYPE_LAST
}; /* cheevos_cond_t.type */
enum
{
CHEEVOS_DIRTY_TITLE = 1 << 0,
CHEEVOS_DIRTY_DESC = 1 << 1,
CHEEVOS_DIRTY_POINTS = 1 << 2,
CHEEVOS_DIRTY_AUTHOR = 1 << 3,
CHEEVOS_DIRTY_ID = 1 << 4,
CHEEVOS_DIRTY_BADGE = 1 << 5,
CHEEVOS_DIRTY_CONDITIONS = 1 << 6,
CHEEVOS_DIRTY_VOTES = 1 << 7,
CHEEVOS_DIRTY_DESCRIPTION = 1 << 8,
CHEEVOS_DIRTY_ALL = (1 << 9) - 1
};
enum
{
CHEEVOS_ACTIVE_SOFTCORE = 1 << 0,
CHEEVOS_ACTIVE_HARDCORE = 1 << 1
};
typedef struct
{
unsigned type;
unsigned req_hits;
unsigned curr_hits;
cheevos_var_t source;
unsigned op;
cheevos_var_t target;
} cheevos_cond_t;
typedef struct
{
cheevos_cond_t *conds;
unsigned count;
} cheevos_condset_t;
typedef struct
{
cheevos_condset_t *condsets;
unsigned count;
} cheevos_condition_t;
typedef struct
{
unsigned id;
const char *title;
const char *description;
const char *author;
const char *badge;
unsigned points;
unsigned dirty;
int active;
int last;
int modified;
cheevos_condition_t condition;
} cheevo_t;
typedef struct
{
cheevo_t *cheevos;
unsigned count;
} cheevoset_t;
typedef struct
{
int is_element;
int mode;
} cheevos_deactivate_t;
typedef struct
{
unsigned key_hash;
int is_key;
const char *value;
size_t length;
} cheevos_getvalueud_t;
typedef struct
{
int in_cheevos;
int in_lboards;
uint32_t field_hash;
unsigned core_count;
unsigned unofficial_count;
unsigned lboard_count;
} cheevos_countud_t;
typedef struct
{
const char *string;
size_t length;
} cheevos_field_t;
typedef struct
{
int in_cheevos;
int in_lboards;
int is_console_id;
unsigned core_count;
unsigned unofficial_count;
unsigned lboard_count;
cheevos_field_t *field;
cheevos_field_t id, memaddr, title, desc, points, author;
cheevos_field_t modified, created, badge, flags, format;
} cheevos_readud_t;
typedef struct
{
int label;
const char *name;
const uint32_t *ext_hashes;
} cheevos_finder_t;
typedef struct
{
cheevos_var_t var;
int multiplier;
} cheevos_term_t;
typedef struct
{
cheevos_term_t *terms;
unsigned count;
} cheevos_expr_t;
typedef struct
{
unsigned id;
const char *title;
const char *description;
int active;
int last_value;
cheevos_condition_t start;
cheevos_condition_t cancel;
cheevos_condition_t submit;
cheevos_expr_t value;
} cheevos_leaderboard_t;
typedef struct
{
int console_id;
bool core_supports;
bool addrs_patched;
int add_buffer;
int add_hits;
cheevoset_t core;
cheevoset_t unofficial;
cheevos_leaderboard_t *leaderboards;
unsigned lboard_count;
char token[32];
retro_ctx_memory_info_t meminfo[4];
} cheevos_locals_t;
static cheevos_locals_t cheevos_locals =
{
/* console_id */ 0,
/* core_supports */ true,
/* addrs_patched */ false,
/* add_buffer */ 0,
/* add_hits */ 0,
/* core */ {NULL, 0},
/* unofficial */ {NULL, 0},
/* leaderboards */ NULL,
/* lboard_count */ 0,
/* token */ {0},
{
/* meminfo[0] */ {NULL, 0, 0},
/* meminfo[1] */ {NULL, 0, 0},
/* meminfo[2] */ {NULL, 0, 0},
/* meminfo[3] */ {NULL, 0, 0}
}
};
bool cheevos_loaded = false;
int cheats_are_enabled = 0;
int cheats_were_enabled = 0;
/*****************************************************************************
Supporting functions.
*****************************************************************************/
#ifdef CHEEVOS_LOG_URLS
static void cheevos_log_url(const char* format, const char* url)
{
#ifdef CHEEVOS_LOG_PASSWORD
RARCH_LOG(format, url);
#else
char copy[256];
char* aux;
char* next;
strlcpy(copy, url, sizeof(copy));
aux = strstr(copy, "?p=");
if (aux == NULL)
aux = strstr(copy, "&p=");
if (aux != NULL)
{
aux += 3;
next = strchr(aux, '&');
if (next != NULL)
{
do
{
*aux++ = *next++;
}
while (next[-1] != 0);
}
else
*aux = 0;
}
aux = strstr(copy, "?t=");
if (aux == NULL)
aux = strstr(copy, "&t=");
if (aux != NULL)
{
aux += 3;
next = strchr(aux, '&');
if (next != NULL)
{
do
{
*aux++ = *next++;
}
while (next[-1] != 0);
}
else
*aux = 0;
}
RARCH_LOG(format, copy);
#endif
}
#endif
#ifdef CHEEVOS_VERBOSE
static void cheevos_add_char(char** aux, size_t* left, char k)
{
if (*left >= 1)
{
**aux = k;
(*aux)++;
(*left)--;
}
}
static void cheevos_add_string(char** aux, size_t* left, const char* s)
{
size_t len = strlen(s);
if (*left >= len)
{
strcpy(*aux, s);
*aux += len;
*left -= len;
}
}
static void cheevos_add_hex(char** aux, size_t* left, unsigned v)
{
char buffer[32];
snprintf(buffer, sizeof(buffer), "%06x", v);
buffer[sizeof(buffer) - 1] = 0;
cheevos_add_string(aux, left, buffer);
}
static void cheevos_add_uint(char** aux, size_t* left, unsigned v)
{
char buffer[32];
snprintf(buffer, sizeof(buffer), "%u", v);
buffer[sizeof(buffer) - 1] = 0;
cheevos_add_string(aux, left, buffer);
}
static void cheevos_add_int(char** aux, size_t* left, int v)
{
char buffer[32];
snprintf(buffer, sizeof(buffer), "%d", v);
buffer[sizeof(buffer) - 1] = 0;
cheevos_add_string(aux, left, buffer);
}
static void cheevos_log_var(const cheevos_var_t* var)
{
RARCH_LOG("[CHEEVOS]: size: %s\n",
var->size == CHEEVOS_VAR_SIZE_BIT_0 ? "bit 0" :
var->size == CHEEVOS_VAR_SIZE_BIT_1 ? "bit 1" :
var->size == CHEEVOS_VAR_SIZE_BIT_2 ? "bit 2" :
var->size == CHEEVOS_VAR_SIZE_BIT_3 ? "bit 3" :
var->size == CHEEVOS_VAR_SIZE_BIT_4 ? "bit 4" :
var->size == CHEEVOS_VAR_SIZE_BIT_5 ? "bit 5" :
var->size == CHEEVOS_VAR_SIZE_BIT_6 ? "bit 6" :
var->size == CHEEVOS_VAR_SIZE_BIT_7 ? "bit 7" :
var->size == CHEEVOS_VAR_SIZE_NIBBLE_LOWER ? "low nibble" :
var->size == CHEEVOS_VAR_SIZE_NIBBLE_UPPER ? "high nibble" :
var->size == CHEEVOS_VAR_SIZE_EIGHT_BITS ? "byte" :
var->size == CHEEVOS_VAR_SIZE_SIXTEEN_BITS ? "word" :
var->size == CHEEVOS_VAR_SIZE_THIRTYTWO_BITS ? "dword" :
"?"
);
RARCH_LOG("[CHEEVOS]: type: %s\n",
var->type == CHEEVOS_VAR_TYPE_ADDRESS ? "address" :
var->type == CHEEVOS_VAR_TYPE_VALUE_COMP ? "value" :
var->type == CHEEVOS_VAR_TYPE_DELTA_MEM ? "delta" :
var->type == CHEEVOS_VAR_TYPE_DYNAMIC_VAR ? "dynamic" :
"?"
);
RARCH_LOG("[CHEEVOS]: value: %u\n", var->value);
}
static void cheevos_log_cond(const cheevos_cond_t* cond)
{
RARCH_LOG("[CHEEVOS]: condition %p\n", cond);
RARCH_LOG("[CHEEVOS]: type: %s\n",
cond->type == CHEEVOS_COND_TYPE_STANDARD ? "standard" :
cond->type == CHEEVOS_COND_TYPE_PAUSE_IF ? "pause" :
cond->type == CHEEVOS_COND_TYPE_RESET_IF ? "reset" :
cond->type == CHEEVOS_COND_TYPE_ADD_SOURCE ? "add source" :
cond->type == CHEEVOS_COND_TYPE_SUB_SOURCE ? "sub source" :
cond->type == CHEEVOS_COND_TYPE_ADD_HITS ? "add hits" :
"?"
);
RARCH_LOG("[CHEEVOS]: req_hits: %u\n", cond->req_hits);
RARCH_LOG("[CHEEVOS]: source:\n");
cheevos_log_var(&cond->source);
RARCH_LOG("[CHEEVOS]: op: %s\n",
cond->op == CHEEVOS_COND_OP_EQUALS ? "==" :
cond->op == CHEEVOS_COND_OP_LESS_THAN ? "<" :
cond->op == CHEEVOS_COND_OP_LESS_THAN_OR_EQUAL ? "<=" :
cond->op == CHEEVOS_COND_OP_GREATER_THAN ? ">" :
cond->op == CHEEVOS_COND_OP_GREATER_THAN_OR_EQUAL ? ">=" :
cond->op == CHEEVOS_COND_OP_NOT_EQUAL_TO ? "!=" :
"?"
);
RARCH_LOG("[CHEEVOS]: target:\n");
cheevos_log_var(&cond->target);
}
static void cheevos_log_cheevo(const cheevo_t* cheevo,
const cheevos_field_t* memaddr_ud)
{
RARCH_LOG("[CHEEVOS]: cheevo %p\n", cheevo);
RARCH_LOG("[CHEEVOS]: id: %u\n", cheevo->id);
RARCH_LOG("[CHEEVOS]: title: %s\n", cheevo->title);
RARCH_LOG("[CHEEVOS]: desc: %s\n", cheevo->description);
RARCH_LOG("[CHEEVOS]: author: %s\n", cheevo->author);
RARCH_LOG("[CHEEVOS]: badge: %s\n", cheevo->badge);
RARCH_LOG("[CHEEVOS]: points: %u\n", cheevo->points);
RARCH_LOG("[CHEEVOS]: sets: TBD\n");
RARCH_LOG("[CHEEVOS]: memaddr: %.*s\n", (int)memaddr_ud->length, memaddr_ud->string);
}
static void cheevos_add_var_size(char** aux, size_t* left,
const cheevos_var_t* var)
{
switch( var->size )
{
case CHEEVOS_VAR_SIZE_BIT_0:
cheevos_add_char(aux, left, 'M');
break;
case CHEEVOS_VAR_SIZE_BIT_1:
cheevos_add_char(aux, left, 'N');
break;
case CHEEVOS_VAR_SIZE_BIT_2:
cheevos_add_char(aux, left, 'O');
break;
case CHEEVOS_VAR_SIZE_BIT_3:
cheevos_add_char(aux, left, 'P');
break;
case CHEEVOS_VAR_SIZE_BIT_4:
cheevos_add_char(aux, left, 'Q');
break;
case CHEEVOS_VAR_SIZE_BIT_5:
cheevos_add_char(aux, left, 'R');
break;
case CHEEVOS_VAR_SIZE_BIT_6:
cheevos_add_char(aux, left, 'S');
break;
case CHEEVOS_VAR_SIZE_BIT_7:
cheevos_add_char(aux, left, 'T');
break;
case CHEEVOS_VAR_SIZE_NIBBLE_LOWER:
cheevos_add_char(aux, left, 'L');
break;
case CHEEVOS_VAR_SIZE_NIBBLE_UPPER:
cheevos_add_char(aux, left, 'U');
break;
case CHEEVOS_VAR_SIZE_EIGHT_BITS:
cheevos_add_char(aux, left, 'H');
break;
case CHEEVOS_VAR_SIZE_THIRTYTWO_BITS:
cheevos_add_char(aux, left, 'X');
break;
case CHEEVOS_VAR_SIZE_SIXTEEN_BITS:
default:
cheevos_add_char(aux, left, ' ');
break;
}
}
static void cheevos_add_var(const cheevos_var_t* var, char** memaddr,
size_t *left)
{
if ( var->type == CHEEVOS_VAR_TYPE_ADDRESS
|| var->type == CHEEVOS_VAR_TYPE_DELTA_MEM)
{
if (var->type == CHEEVOS_VAR_TYPE_DELTA_MEM)
cheevos_add_char(memaddr, left, 'd');
cheevos_add_string(memaddr, left, "0x");
cheevos_add_var_size(memaddr, left, var);
cheevos_add_hex(memaddr, left, var->value);
}
else if (var->type == CHEEVOS_VAR_TYPE_VALUE_COMP)
{
cheevos_add_uint(memaddr, left, var->value);
}
}
static void cheevos_build_memaddr(const cheevos_condition_t* condition,
char* memaddr, size_t left)
{
char *aux = memaddr;
const cheevos_condset_t* condset;
const cheevos_cond_t* cond;
size_t i, j;
left--; /* reserve one char for the null terminator */
for (i = 0, condset = condition->condsets; i < condition->count; i++, condset++)
{
if (i != 0)
cheevos_add_char(&aux, &left, 'S');
for (j = 0, cond = condset->conds; j < condset->count; j++, cond++)
{
if (j != 0)
cheevos_add_char(&aux, &left, '_');
if (cond->type == CHEEVOS_COND_TYPE_RESET_IF)
cheevos_add_string(&aux, &left, "R:");
else if (cond->type == CHEEVOS_COND_TYPE_PAUSE_IF)
cheevos_add_string(&aux, &left, "P:");
else if (cond->type == CHEEVOS_COND_TYPE_ADD_SOURCE)
cheevos_add_string(&aux, &left, "A:");
else if (cond->type == CHEEVOS_COND_TYPE_SUB_SOURCE)
cheevos_add_string(&aux, &left, "B:");
else if (cond->type == CHEEVOS_COND_TYPE_ADD_HITS)
cheevos_add_string(&aux, &left, "C:");
cheevos_add_var(&cond->source, &aux, &left);
switch (cond->op)
{
case CHEEVOS_COND_OP_EQUALS:
cheevos_add_char(&aux, &left, '=');
break;
case CHEEVOS_COND_OP_GREATER_THAN:
cheevos_add_char(&aux, &left, '>');
break;
case CHEEVOS_COND_OP_GREATER_THAN_OR_EQUAL:
cheevos_add_string(&aux, &left, ">=");
break;
case CHEEVOS_COND_OP_LESS_THAN:
cheevos_add_char(&aux, &left, '<');
break;
case CHEEVOS_COND_OP_LESS_THAN_OR_EQUAL:
cheevos_add_string(&aux, &left, "<=");
break;
case CHEEVOS_COND_OP_NOT_EQUAL_TO:
cheevos_add_string(&aux, &left, "!=");
break;
}
cheevos_add_var(&cond->target, &aux, &left);
if (cond->req_hits > 0)
{
cheevos_add_char(&aux, &left, '.');
cheevos_add_uint(&aux, &left, cond->req_hits);
cheevos_add_char(&aux, &left, '.');
}
}
}
*aux = 0;
}
static void cheevos_post_log_cheevo(const cheevo_t* cheevo)
{
char memaddr[256];
cheevos_build_memaddr(&cheevo->condition, memaddr, sizeof(memaddr));
RARCH_LOG("[CHEEVOS]: memaddr (computed): %s\n", memaddr);
}
static void cheevos_log_lboard(const cheevos_leaderboard_t* lb)
{
char mem[256];
char* aux;
size_t left;
unsigned i;
RARCH_LOG("[CHEEVOS]: leaderboard %p\n", lb);
RARCH_LOG("[CHEEVOS]: id: %u\n", lb->id);
RARCH_LOG("[CHEEVOS]: title: %s\n", lb->title);
RARCH_LOG("[CHEEVOS]: desc: %s\n", lb->description);
cheevos_build_memaddr(&lb->start, mem, sizeof(mem));
RARCH_LOG("[CHEEVOS]: start: %s\n", mem);
cheevos_build_memaddr(&lb->cancel, mem, sizeof(mem));
RARCH_LOG("[CHEEVOS]: cancel: %s\n", mem);
cheevos_build_memaddr(&lb->submit, mem, sizeof(mem));
RARCH_LOG("[CHEEVOS]: submit: %s\n", mem);
left = sizeof(mem);
aux = mem;
for (i = 0; i < lb->value.count; i++)
{
if (i != 0)
cheevos_add_char(&aux, &left, '_');
cheevos_add_var(&lb->value.terms[i].var, &aux, &left);
cheevos_add_char(&aux, &left, '*');
cheevos_add_int(&aux, &left, lb->value.terms[i].multiplier);
}
RARCH_LOG("[CHEEVOS]: value: %s\n", mem);
}
#endif
static uint32_t cheevos_djb2(const char* str, size_t length)
{
const unsigned char *aux = (const unsigned char*)str;
const unsigned char *end = aux + length;
uint32_t hash = 5381;
while (aux < end)
hash = (hash << 5) + hash + *aux++;
return hash;
}
static int cheevos_getvalue__json_key(void *userdata,
const char *name, size_t length)
{
cheevos_getvalueud_t* ud = (cheevos_getvalueud_t*)userdata;
ud->is_key = cheevos_djb2(name, length) == ud->key_hash;
return 0;
}
static int cheevos_getvalue__json_string(void *userdata,
const char *string, size_t length)
{
cheevos_getvalueud_t* ud = (cheevos_getvalueud_t*)userdata;
if (ud->is_key)
{
ud->value = string;
ud->length = length;
ud->is_key = 0;
}
return 0;
}
static int cheevos_getvalue__json_boolean(void *userdata, int istrue)
{
cheevos_getvalueud_t* ud = (cheevos_getvalueud_t*)userdata;
if ( ud->is_key )
{
ud->value = istrue ? "true" : "false";
ud->length = istrue ? 4 : 5;
ud->is_key = 0;
}
return 0;
}
static int cheevos_getvalue__json_null(void *userdata)
{
cheevos_getvalueud_t* ud = (cheevos_getvalueud_t*)userdata;
if ( ud->is_key )
{
ud->value = "null";
ud->length = 4;
ud->is_key = 0;
}
return 0;
}
static int cheevos_get_value(const char *json, unsigned key_hash,
char *value, size_t length)
{
static const jsonsax_handlers_t handlers =
{
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
cheevos_getvalue__json_key,
NULL,
cheevos_getvalue__json_string,
cheevos_getvalue__json_string, /* number */
cheevos_getvalue__json_boolean,
cheevos_getvalue__json_null
};
cheevos_getvalueud_t ud;
ud.key_hash = key_hash;
ud.is_key = 0;
ud.value = NULL;
ud.length = 0;
*value = 0;
if ((jsonsax_parse(json, &handlers, (void*)&ud) == JSONSAX_OK)
&& ud.value && ud.length < length)
{
strlcpy(value, ud.value, ud.length + 1);
return 0;
}
return -1;
}
/*****************************************************************************
Count number of achievements in a JSON file.
*****************************************************************************/
static int cheevos_count__json_end_array(void *userdata)
{
cheevos_countud_t* ud = (cheevos_countud_t*)userdata;
ud->in_cheevos = 0;
ud->in_lboards = 0;
return 0;
}
static int cheevos_count__json_key(void *userdata,
const char *name, size_t length)
{
cheevos_countud_t* ud = (cheevos_countud_t*)userdata;
ud->field_hash = cheevos_djb2(name, length);
if (ud->field_hash == CHEEVOS_JSON_KEY_ACHIEVEMENTS)
ud->in_cheevos = 1;
else if (ud->field_hash == CHEEVOS_JSON_KEY_LEADERBOARDS)
ud->in_lboards = 1;
return 0;
}
static int cheevos_count__json_number(void *userdata,
const char *number, size_t length)
{
cheevos_countud_t* ud = (cheevos_countud_t*)userdata;
if (ud->in_cheevos && ud->field_hash == CHEEVOS_JSON_KEY_FLAGS)
{
long flags = strtol(number, NULL, 10);
if (flags == 3)
ud->core_count++; /* Core achievements */
else if (flags == 5)
ud->unofficial_count++; /* Unofficial achievements */
}
else if (ud->in_lboards && ud->field_hash == CHEEVOS_JSON_KEY_ID)
ud->lboard_count++;
return 0;
}
static int cheevos_count_cheevos(const char *json,
unsigned *core_count, unsigned *unofficial_count,
unsigned *lboard_count)
{
static const jsonsax_handlers_t handlers =
{
NULL,
NULL,
NULL,
NULL,
NULL,
cheevos_count__json_end_array,
cheevos_count__json_key,
NULL,
NULL,
cheevos_count__json_number,
NULL,
NULL
};
int res;
cheevos_countud_t ud;
ud.in_cheevos = 0;
ud.core_count = 0;
ud.unofficial_count = 0;
ud.lboard_count = 0;
res = jsonsax_parse(json, &handlers, (void*)&ud);
*core_count = ud.core_count;
*unofficial_count = ud.unofficial_count;
*lboard_count = ud.lboard_count;
return res;
}
/*****************************************************************************
Parse the MemAddr field.
*****************************************************************************/
static unsigned cheevos_prefix_to_comp_size(char prefix)
{
/* Careful not to use ABCDEF here, this denotes part of an actual variable! */
switch( toupper( (unsigned char)prefix ) )
{
case 'M':
return CHEEVOS_VAR_SIZE_BIT_0;
case 'N':
return CHEEVOS_VAR_SIZE_BIT_1;
case 'O':
return CHEEVOS_VAR_SIZE_BIT_2;
case 'P':
return CHEEVOS_VAR_SIZE_BIT_3;
case 'Q':
return CHEEVOS_VAR_SIZE_BIT_4;
case 'R':
return CHEEVOS_VAR_SIZE_BIT_5;
case 'S':
return CHEEVOS_VAR_SIZE_BIT_6;
case 'T':
return CHEEVOS_VAR_SIZE_BIT_7;
case 'L':
return CHEEVOS_VAR_SIZE_NIBBLE_LOWER;
case 'U':
return CHEEVOS_VAR_SIZE_NIBBLE_UPPER;
case 'H':
return CHEEVOS_VAR_SIZE_EIGHT_BITS;
case 'X':
return CHEEVOS_VAR_SIZE_THIRTYTWO_BITS;
default:
case ' ':
break;
}
return CHEEVOS_VAR_SIZE_SIXTEEN_BITS;
}
static unsigned cheevos_read_hits(const char **memaddr)
{
char *end = NULL;
const char *str = *memaddr;
unsigned num_hits = 0;
if (*str == '(' || *str == '.')
{
num_hits = (unsigned)strtol(str + 1, &end, 10);
str = end + 1;
}
*memaddr = str;
return num_hits;
}
static unsigned cheevos_parse_operator(const char **memaddr)
{
unsigned char op;
const char *str = *memaddr;
if (*str == '=' && str[1] == '=')
{
op = CHEEVOS_COND_OP_EQUALS;
str += 2;
}
else if (*str == '=')
{
op = CHEEVOS_COND_OP_EQUALS;
str++;
}
else if (*str == '!' && str[1] == '=')
{
op = CHEEVOS_COND_OP_NOT_EQUAL_TO;
str += 2;
}
else if (*str == '<' && str[1] == '=')
{
op = CHEEVOS_COND_OP_LESS_THAN_OR_EQUAL;
str += 2;
}
else if (*str == '<')
{
op = CHEEVOS_COND_OP_LESS_THAN;
str++;
}
else if (*str == '>' && str[1] == '=')
{
op = CHEEVOS_COND_OP_GREATER_THAN_OR_EQUAL;
str += 2;
}
else if (*str == '>')
{
op = CHEEVOS_COND_OP_GREATER_THAN;
str++;
}
else
{
RARCH_ERR("[CHEEVOS]: Unknown operator %c\n.", *str);
op = CHEEVOS_COND_OP_EQUALS;
}
*memaddr = str;
return op;
}
static size_t cheevos_reduce(size_t addr, size_t mask)
{
while (mask)
{
size_t tmp = (mask - 1) & ~mask;
addr = (addr & tmp) | ((addr >> 1) & ~tmp);
mask = (mask & (mask - 1)) >> 1;
}
return addr;
}
static size_t cheevos_highest_bit(size_t n)
{
n |= n >> 1;
n |= n >> 2;
n |= n >> 4;
n |= n >> 8;
n |= n >> 16;
return n ^ (n >> 1);
}
void cheevos_parse_guest_addr(cheevos_var_t *var, unsigned value)
{
rarch_system_info_t *system = runloop_get_system_info();
var->bank_id = -1;
var->value = value;
switch (cheevos_locals.console_id)
{
case CHEEVOS_CONSOLE_NINTENDO:
if (var->value < 0x2000)
var->value &= 0x07ff;
break;
case CHEEVOS_CONSOLE_GAMEBOY_COLOR:
if (var->value >= 0xe000 && var->value <= 0xfdff)
var->value -= 0x2000;
break;
}
if (system->mmaps.num_descriptors != 0)
{
const rarch_memory_descriptor_t *desc = NULL;
const rarch_memory_descriptor_t *end = NULL;
switch (cheevos_locals.console_id)
{
/* Patch the address to correctly map it to the mmaps */
case CHEEVOS_CONSOLE_GAMEBOY_ADVANCE:
if (var->value < 0x8000) /* Internal RAM */
var->value += 0x3000000;
else /* Work RAM */
var->value += 0x2000000 - 0x8000;
break;
case CHEEVOS_CONSOLE_PC_ENGINE:
var->value += 0x1f0000;
break;
case CHEEVOS_CONSOLE_SUPER_NINTENDO:
if (var->value < 0x020000) /* Work RAM */
var->value += 0x7e0000;
else /* Save RAM */
{
var->value -= 0x020000;
var->value += 0x006000;
}
break;
default:
break;
}
desc = system->mmaps.descriptors;
end = desc + system->mmaps.num_descriptors;
for (; desc < end; desc++)
{
if (((desc->core.start ^ var->value) & desc->core.select) == 0)
{
var->bank_id = (int)(desc - system->mmaps.descriptors);
var->value = (unsigned)cheevos_reduce(
(var->value - desc->core.start) & desc->disconnect_mask,
desc->core.disconnect);
if (var->value >= desc->core.len)
var->value -= cheevos_highest_bit(var->value);
var->value += desc->core.offset;
break;
}
}
}
else
{
unsigned i;
for (i = 0; i < ARRAY_SIZE(cheevos_locals.meminfo); i++)
{
if (var->value < cheevos_locals.meminfo[i].size)
{
var->bank_id = i;
break;
}
/* HACK subtract the correct amount of bytes to reach the save RAM */
if (i == 0 && cheevos_locals.console_id == CHEEVOS_CONSOLE_NINTENDO)
var->value -= 0x6000;
else
var->value -= cheevos_locals.meminfo[i].size;
}
}
}
static void cheevos_parse_var(cheevos_var_t *var, const char **memaddr)
{
char *end = NULL;
const char *str = *memaddr;
unsigned base = 16;
if (toupper((unsigned char)*str) == 'D' && str[1] == '0' && toupper((unsigned char)str[2]) == 'X')
{
/* d0x + 4 hex digits */
str += 3;
var->type = CHEEVOS_VAR_TYPE_DELTA_MEM;
}
else if (*str == '0' && toupper((unsigned char)str[1]) == 'X')
{
/* 0x + 4 hex digits */
str += 2;
var->type = CHEEVOS_VAR_TYPE_ADDRESS;
}
else
{
var->type = CHEEVOS_VAR_TYPE_VALUE_COMP;
if (toupper((unsigned char)*str) == 'H')
str++;
else
{
if (toupper((unsigned char)*str) == 'V')
str++;
base = 10;
}
}
if (var->type != CHEEVOS_VAR_TYPE_VALUE_COMP)
{
var->size = cheevos_prefix_to_comp_size(*str);
if (var->size != CHEEVOS_VAR_SIZE_SIXTEEN_BITS)
str++;
}
var->value = (unsigned)strtol(str, &end, base);
*memaddr = end;
}
static void cheevos_parse_cond(cheevos_cond_t *cond, const char **memaddr)
{
const char* str = *memaddr;
cond->type = CHEEVOS_COND_TYPE_STANDARD;
if (str[1] == ':')
{
int skip = 2;
switch (*str)
{
case 'R':
cond->type = CHEEVOS_COND_TYPE_RESET_IF;
break;
case 'P':
cond->type = CHEEVOS_COND_TYPE_PAUSE_IF;
break;
case 'A':
cond->type = CHEEVOS_COND_TYPE_ADD_SOURCE;
break;
case 'B':
cond->type = CHEEVOS_COND_TYPE_SUB_SOURCE;
break;
case 'C':
cond->type = CHEEVOS_COND_TYPE_ADD_HITS;
break;
default:
skip = 0;
break;
}
str += skip;
}
cheevos_parse_var(&cond->source, &str);
cond->op = cheevos_parse_operator(&str);
cheevos_parse_var(&cond->target, &str);
cond->curr_hits = 0;
cond->req_hits = cheevos_read_hits(&str);
*memaddr = str;
}
static unsigned cheevos_count_cond_sets(const char *memaddr)
{
cheevos_cond_t cond;
unsigned count = 0;
for (;;)
{
count++;
for (;;)
{
cheevos_parse_cond(&cond, &memaddr);
if (*memaddr != '_')
break;
memaddr++;
}
if (*memaddr != 'S')
break;
memaddr++;
}
return count;
}
static unsigned cheevos_count_conds_in_set(const char *memaddr, unsigned set)
{
cheevos_cond_t cond;
unsigned index = 0;
unsigned count = 0;
for (;;)
{
for (;;)
{
cheevos_parse_cond(&cond, &memaddr);
if (index == set)
count++;
if (*memaddr != '_')
break;
memaddr++;
}
index++;
if (*memaddr != 'S')
break;
memaddr++;
}
return count;
}
static void cheevos_parse_memaddr(cheevos_cond_t *cond, const char *memaddr, unsigned set)
{
cheevos_cond_t dummy;
unsigned index = 0;
for (;;)
{
for (;;)
{
if (index == set)
{
cheevos_parse_cond(cond, &memaddr);
#ifdef CHEEVOS_VERBOSE
cheevos_log_cond(cond);
#endif
cond++;
}
else
cheevos_parse_cond(&dummy, &memaddr);
if (*memaddr != '_')
break;
memaddr++;
}
index++;
if (*memaddr != 'S')
break;
memaddr++;
}
}
static int cheevos_parse_condition(cheevos_condition_t *condition, const char* memaddr)
{
condition->count = cheevos_count_cond_sets(memaddr);
if (condition->count)
{
unsigned set = 0;
cheevos_condset_t *condset = NULL;
cheevos_condset_t *conds = (cheevos_condset_t*)
calloc(condition->count, sizeof(cheevos_condset_t));
const cheevos_condset_t* end;
if (!conds)
return -1;
condition->condsets = conds;
end = condition->condsets + condition->count;
for (condset = condition->condsets; condset < end; condset++, set++)
{
condset->count =
cheevos_count_conds_in_set(memaddr, set);
condset->conds = NULL;
#ifdef CHEEVOS_VERBOSE
RARCH_LOG("[CHEEVOS]: set %p (index=%u)\n", condset, set);
RARCH_LOG("[CHEEVOS]: conds: %u\n", condset->count);
#endif
if (condset->count)
{
cheevos_cond_t *conds = (cheevos_cond_t*)
calloc(condset->count, sizeof(cheevos_cond_t));
if (!conds)
return -1;
condset->conds = conds;
cheevos_parse_memaddr(condset->conds, memaddr, set);
}
}
}
return 0;
}
#ifdef CHEEVOS_ENABLE_LBOARDS
static void cheevos_free_condition(cheevos_condition_t* condition)
{
unsigned i;
if (condition->condsets)
{
for (i = 0; i < condition->count; i++)
free((void*)condition->condsets[i].conds);
free((void*)condition->condsets);
}
}
#endif
/*****************************************************************************
Parse the Mem field of leaderboards.
*****************************************************************************/
#ifdef CHEEVOS_ENABLE_LBOARDS
static int cheevos_parse_expression(cheevos_expr_t *expr, const char* mem)
{
const char* aux;
char* end;
unsigned i;
expr->count = 1;
for (aux = mem; *aux != '"'; aux++)
{
expr->count += *aux == '_';
}
expr->terms = (cheevos_term_t*)calloc(expr->count, sizeof(cheevos_term_t));
if (!expr->terms)
return -1;
for (i = 0, aux = mem; i < expr->count; i++)
{
cheevos_parse_var(&expr->terms[i].var, &aux);
if (*aux != '*')
{
free((void*)expr->terms);
return -1;
}
expr->terms[i].multiplier = (int)strtol(aux + 1, &end, 10);
aux = end + 1;
}
return 0;
}
#endif
#ifdef CHEEVOS_ENABLE_LBOARDS
static int cheevos_parse_mem(cheevos_leaderboard_t *lb, const char* mem)
{
lb->start.condsets = NULL;
lb->cancel.condsets = NULL;
lb->submit.condsets = NULL;
lb->value.terms = NULL;
for (;;)
{
if (*mem == 'S' && mem[1] == 'T' && mem[2] == 'A' && mem[3] == ':')
{
if (cheevos_parse_condition(&lb->start, mem + 4))
goto error;
}
else if (*mem == 'C' && mem[1] == 'A' && mem[2] == 'N' && mem[3] == ':')
{
if (cheevos_parse_condition(&lb->cancel, mem + 4))
goto error;
}
else if (*mem == 'S' && mem[1] == 'U' && mem[2] == 'B' && mem[3] == ':')
{
if (cheevos_parse_condition(&lb->submit, mem + 4))
goto error;
}
else if (*mem == 'V' && mem[1] == 'A' && mem[2] == 'L' && mem[3] == ':')
{
if (cheevos_parse_expression(&lb->value, mem + 4))
goto error;
}
else
goto error;
for (mem += 4;; mem++)
{
if (*mem == ':' && mem[1] == ':')
{
mem += 2;
break;
}
else if (*mem == '"')
return 0;
}
}
error:
cheevos_free_condition(&lb->start);
cheevos_free_condition(&lb->cancel);
cheevos_free_condition(&lb->submit);
free((void*)lb->value.terms);
return -1;
}
#endif
/*****************************************************************************
Load achievements from a JSON string.
*****************************************************************************/
static INLINE const char *cheevos_dupstr(const cheevos_field_t *field)
{
char *string = (char*)malloc(field->length + 1);
if (!string)
return NULL;
memcpy ((void*)string, (void*)field->string, field->length);
string[field->length] = 0;
return string;
}
static int cheevos_new_cheevo(cheevos_readud_t *ud)
{
cheevo_t *cheevo = NULL;
if (strtol(ud->flags.string, NULL, 10) == 3)
cheevo = cheevos_locals.core.cheevos + ud->core_count++;
else
cheevo = cheevos_locals.unofficial.cheevos + ud->unofficial_count++;
cheevo->id = (unsigned)strtol(ud->id.string, NULL, 10);
cheevo->title = cheevos_dupstr(&ud->title);
cheevo->description = cheevos_dupstr(&ud->desc);
cheevo->author = cheevos_dupstr(&ud->author);
cheevo->badge = cheevos_dupstr(&ud->badge);
cheevo->points = (unsigned)strtol(ud->points.string, NULL, 10);
cheevo->dirty = 0;
cheevo->active = CHEEVOS_ACTIVE_SOFTCORE | CHEEVOS_ACTIVE_HARDCORE;
cheevo->last = 1;
cheevo->modified = 0;
if (!cheevo->title || !cheevo->description || !cheevo->author || !cheevo->badge)
goto error;
#ifdef CHEEVOS_VERBOSE
cheevos_log_cheevo(cheevo, &ud->memaddr);
#endif
if (cheevos_parse_condition(&cheevo->condition, ud->memaddr.string))
goto error;
#ifdef CHEEVOS_VERBOSE
cheevos_post_log_cheevo(cheevo);
#endif
return 0;
error:
free((void*)cheevo->title);
free((void*)cheevo->description);
free((void*)cheevo->author);
free((void*)cheevo->badge);
return -1;
}
#ifdef CHEEVOS_ENABLE_LBOARDS
static int cheevos_new_lboard(cheevos_readud_t *ud)
{
cheevos_leaderboard_t *lboard = cheevos_locals.leaderboards + ud->lboard_count++;
lboard->id = strtol(ud->id.string, NULL, 10);
lboard->title = cheevos_dupstr(&ud->title);
lboard->description = cheevos_dupstr(&ud->desc);
if (!lboard->title || !lboard->description)
goto error;
if (cheevos_parse_mem(lboard, ud->memaddr.string))
goto error;
#ifdef CHEEVOS_VERBOSE
cheevos_log_lboard(lboard);
#endif
return 0;
error:
free((void*)lboard->title);
free((void*)lboard->description);
return -1;
}
#endif
static int cheevos_read__json_key( void *userdata,
const char *name, size_t length)
{
cheevos_readud_t *ud = (cheevos_readud_t*)userdata;
uint32_t hash = cheevos_djb2(name, length);
int common = ud->in_cheevos || ud->in_lboards;
ud->field = NULL;
switch (hash)
{
case CHEEVOS_JSON_KEY_ACHIEVEMENTS:
ud->in_cheevos = 1;
break;
case CHEEVOS_JSON_KEY_LEADERBOARDS:
ud->in_lboards = 1;
break;
case CHEEVOS_JSON_KEY_CONSOLE_ID:
ud->is_console_id = 1;
break;
case CHEEVOS_JSON_KEY_ID:
if (common)
ud->field = &ud->id;
break;
case CHEEVOS_JSON_KEY_MEMADDR:
if (ud->in_cheevos)
ud->field = &ud->memaddr;
break;
case CHEEVOS_JSON_KEY_MEM:
if (ud->in_lboards)
ud->field = &ud->memaddr;
break;
case CHEEVOS_JSON_KEY_TITLE:
if (common)
ud->field = &ud->title;
break;
case CHEEVOS_JSON_KEY_DESCRIPTION:
if (common)
ud->field = &ud->desc;
break;
case CHEEVOS_JSON_KEY_POINTS:
if (ud->in_cheevos)
ud->field = &ud->points;
break;
case CHEEVOS_JSON_KEY_AUTHOR:
if (ud->in_cheevos)
ud->field = &ud->author;
break;
case CHEEVOS_JSON_KEY_MODIFIED:
if (ud->in_cheevos)
ud->field = &ud->modified;
break;
case CHEEVOS_JSON_KEY_CREATED:
if (ud->in_cheevos)
ud->field = &ud->created;
break;
case CHEEVOS_JSON_KEY_BADGENAME:
if (ud->in_cheevos)
ud->field = &ud->badge;
break;
case CHEEVOS_JSON_KEY_FLAGS:
if (ud->in_cheevos)
ud->field = &ud->flags;
break;
case CHEEVOS_JSON_KEY_FORMAT:
if (ud->in_lboards)
ud->field = &ud->format;
break;
default:
break;
}
return 0;
}
static int cheevos_read__json_string(void *userdata,
const char *string, size_t length)
{
cheevos_readud_t *ud = (cheevos_readud_t*)userdata;
if (ud->field)
{
ud->field->string = string;
ud->field->length = length;
}
return 0;
}
static int cheevos_read__json_number(void *userdata,
const char *number, size_t length)
{
cheevos_readud_t *ud = (cheevos_readud_t*)userdata;
if (ud->field)
{
ud->field->string = number;
ud->field->length = length;
}
else if (ud->is_console_id)
{
cheevos_locals.console_id = (int)strtol(number, NULL, 10);
ud->is_console_id = 0;
}
return 0;
}
static int cheevos_read__json_end_object(void *userdata)
{
cheevos_readud_t *ud = (cheevos_readud_t*)userdata;
if (ud->in_cheevos)
return cheevos_new_cheevo(ud);
#ifdef CHEEVOS_ENABLE_LBOARDS
else if (ud->in_lboards)
return cheevos_new_lboard(ud);
#endif
return 0;
}
static int cheevos_read__json_end_array(void *userdata)
{
cheevos_readud_t *ud = (cheevos_readud_t*)userdata;
ud->in_cheevos = 0;
ud->in_lboards = 0;
return 0;
}
static int cheevos_parse(const char *json)
{
static const jsonsax_handlers_t handlers =
{
NULL,
NULL,
NULL,
cheevos_read__json_end_object,
NULL,
cheevos_read__json_end_array,
cheevos_read__json_key,
NULL,
cheevos_read__json_string,
cheevos_read__json_number,
NULL,
NULL
};
cheevos_readud_t ud;
unsigned core_count, unofficial_count, lboard_count;
/* Count the number of achievements in the JSON file. */
int res = cheevos_count_cheevos(json, &core_count, &unofficial_count,
&lboard_count);
if (res != JSONSAX_OK)
return -1;
/* Allocate the achievements. */
cheevos_locals.core.cheevos = (cheevo_t*)
calloc(core_count, sizeof(cheevo_t));
cheevos_locals.core.count = core_count;
cheevos_locals.unofficial.cheevos = (cheevo_t*)
calloc(unofficial_count, sizeof(cheevo_t));
cheevos_locals.unofficial.count = unofficial_count;
cheevos_locals.leaderboards = (cheevos_leaderboard_t*)
calloc(lboard_count, sizeof(cheevos_leaderboard_t));
cheevos_locals.lboard_count = lboard_count;
if ( !cheevos_locals.core.cheevos || !cheevos_locals.unofficial.cheevos
|| !cheevos_locals.leaderboards)
{
free((void*)cheevos_locals.core.cheevos);
free((void*)cheevos_locals.unofficial.cheevos);
free((void*)cheevos_locals.leaderboards);
cheevos_locals.core.count = cheevos_locals.unofficial.count =
cheevos_locals.lboard_count = 0;
return -1;
}
/* Load the achievements. */
ud.in_cheevos = 0;
ud.in_lboards = 0;
ud.is_console_id = 0;
ud.field = NULL;
ud.core_count = 0;
ud.unofficial_count = 0;
ud.lboard_count = 0;
if (jsonsax_parse(json, &handlers, (void*)&ud) != JSONSAX_OK)
goto error;
return 0;
error:
cheevos_unload();
return -1;
}
/*****************************************************************************
Test all the achievements (call once per frame).
*****************************************************************************/
uint8_t *cheevos_get_memory(const cheevos_var_t *var)
{
uint8_t *memory = NULL;
if (var->bank_id >= 0)
{
rarch_system_info_t *system = runloop_get_system_info();
if (system->mmaps.num_descriptors != 0)
memory = (uint8_t *)system->mmaps.descriptors[var->bank_id].core.ptr;
else
memory = (uint8_t *)cheevos_locals.meminfo[var->bank_id].data;
if (memory)
memory += var->value;
}
return memory;
}
static unsigned cheevos_get_var_value(cheevos_var_t *var)
{
if (var->type == CHEEVOS_VAR_TYPE_VALUE_COMP)
return var->value;
if ( var->type == CHEEVOS_VAR_TYPE_ADDRESS
|| var->type == CHEEVOS_VAR_TYPE_DELTA_MEM)
{
const uint8_t *memory = cheevos_get_memory(var);
unsigned live_val = 0;
if (memory)
{
live_val = memory[0];
switch (var->size)
{
case CHEEVOS_VAR_SIZE_BIT_0:
live_val &= 1;
break;
case CHEEVOS_VAR_SIZE_BIT_1:
live_val = (live_val >> 1) & 1;
break;
case CHEEVOS_VAR_SIZE_BIT_2:
live_val = (live_val >> 2) & 1;
break;
case CHEEVOS_VAR_SIZE_BIT_3:
live_val = (live_val >> 3) & 1;
break;
case CHEEVOS_VAR_SIZE_BIT_4:
live_val = (live_val >> 4) & 1;
break;
case CHEEVOS_VAR_SIZE_BIT_5:
live_val = (live_val >> 5) & 1;
break;
case CHEEVOS_VAR_SIZE_BIT_6:
live_val = (live_val >> 6) & 1;
break;
case CHEEVOS_VAR_SIZE_BIT_7:
live_val = (live_val >> 7) & 1;
break;
case CHEEVOS_VAR_SIZE_NIBBLE_LOWER:
live_val &= 0x0f;
break;
case CHEEVOS_VAR_SIZE_NIBBLE_UPPER:
live_val = (live_val >> 4) & 0x0f;
break;
case CHEEVOS_VAR_SIZE_EIGHT_BITS:
break;
case CHEEVOS_VAR_SIZE_SIXTEEN_BITS:
live_val |= memory[1] << 8;
break;
case CHEEVOS_VAR_SIZE_THIRTYTWO_BITS:
live_val |= memory[1] << 8;
live_val |= memory[2] << 16;
live_val |= memory[3] << 24;
break;
}
}
if (var->type == CHEEVOS_VAR_TYPE_DELTA_MEM)
{
unsigned previous = var->previous;
var->previous = live_val;
return previous;
}
return live_val;
}
/* We shouldn't get here... */
return 0;
}
static int cheevos_test_condition(cheevos_cond_t *cond)
{
unsigned sval = cheevos_get_var_value(&cond->source) + cheevos_locals.add_buffer;
unsigned tval = cheevos_get_var_value(&cond->target);
switch (cond->op)
{
case CHEEVOS_COND_OP_EQUALS:
return sval == tval;
case CHEEVOS_COND_OP_LESS_THAN:
return sval < tval;
case CHEEVOS_COND_OP_LESS_THAN_OR_EQUAL:
return sval <= tval;
case CHEEVOS_COND_OP_GREATER_THAN:
return sval > tval;
case CHEEVOS_COND_OP_GREATER_THAN_OR_EQUAL:
return sval >= tval;
case CHEEVOS_COND_OP_NOT_EQUAL_TO:
return sval != tval;
default:
return 1;
}
}
static int cheevos_test_cond_set(const cheevos_condset_t *condset,
int *dirty_conds, int *reset_conds, int match_any)
{
int cond_valid = 0;
int set_valid = 1;
const cheevos_cond_t *end = condset->conds + condset->count;
cheevos_cond_t *cond = NULL;
cheevos_locals.add_buffer = 0;
cheevos_locals.add_hits = 0;
/* Now, read all Pause conditions, and if any are true,
* do not process further (retain old state). */
for (cond = condset->conds; cond < end; cond++)
{
if (cond->type != CHEEVOS_COND_TYPE_PAUSE_IF)
continue;
/* Reset by default, set to 1 if hit! */
cond->curr_hits = 0;
if (cheevos_test_condition(cond))
{
cond->curr_hits = 1;
*dirty_conds = 1;
/* Early out: this achievement is paused,
* do not process any further! */
return 0;
}
}
/* Read all standard conditions, and process as normal: */
for (cond = condset->conds; cond < end; cond++)
{
if (cond->type == CHEEVOS_COND_TYPE_PAUSE_IF || cond->type == CHEEVOS_COND_TYPE_RESET_IF)
continue;
if (cond->type == CHEEVOS_COND_TYPE_ADD_SOURCE)
{
cheevos_locals.add_buffer += cheevos_get_var_value(&cond->source);
set_valid &= 1;
continue;
}
if (cond->type == CHEEVOS_COND_TYPE_SUB_SOURCE)
{
cheevos_locals.add_buffer -= cheevos_get_var_value(&cond->source);
set_valid &= 1;
continue;
}
if (cond->type == CHEEVOS_COND_TYPE_ADD_HITS)
{
if (cheevos_test_condition(cond))
{
cond->curr_hits++;
*dirty_conds = 1;
}
cheevos_locals.add_hits += cond->curr_hits;
continue;
}
if (cond->req_hits != 0 && (cond->curr_hits + cheevos_locals.add_hits) >= cond->req_hits)
continue;
cond_valid = cheevos_test_condition(cond);
if (cond_valid)
{
cond->curr_hits++;
*dirty_conds = 1;
/* Process this logic, if this condition is true: */
if (cond->req_hits == 0)
; /* Not a hit-based requirement: ignore any additional logic! */
else if ((cond->curr_hits + cheevos_locals.add_hits) < cond->req_hits)
cond_valid = 0; /* Not entirely valid yet! */
if (match_any)
break;
}
cheevos_locals.add_buffer = 0;
cheevos_locals.add_hits = 0;
/* Sequential or non-sequential? */
set_valid &= cond_valid;
}
/* Now, ONLY read reset conditions! */
for (cond = condset->conds; cond < end; cond++)
{
if (cond->type != CHEEVOS_COND_TYPE_RESET_IF)
continue;
cond_valid = cheevos_test_condition(cond);
if (cond_valid)
{
*reset_conds = 1; /* Resets all hits found so far */
set_valid = 0; /* Cannot be valid if we've hit a reset condition. */
break; /* No point processing any further reset conditions. */
}
}
return set_valid;
}
static int cheevos_reset_cond_set(cheevos_condset_t *condset, int deltas)
{
int dirty = 0;
const cheevos_cond_t *end = condset->conds + condset->count;
cheevos_cond_t *cond = NULL;
if (deltas)
{
for (cond = condset->conds; cond < end; cond++)
{
dirty |= cond->curr_hits != 0;
cond->curr_hits = 0;
cond->source.previous = cond->source.value;
cond->target.previous = cond->target.value;
}
}
else
{
for (cond = condset->conds; cond < end; cond++)
{
dirty |= cond->curr_hits != 0;
cond->curr_hits = 0;
}
}
return dirty;
}
static int cheevos_test_cheevo(cheevo_t *cheevo)
{
int dirty;
int dirty_conds = 0;
int reset_conds = 0;
int ret_val = 0;
int ret_val_sub_cond = cheevo->condition.count == 1;
cheevos_condset_t *condset = cheevo->condition.condsets;
const cheevos_condset_t *end = condset + cheevo->condition.count;
if (condset < end)
{
ret_val = cheevos_test_cond_set(condset, &dirty_conds, &reset_conds, 0);
condset++;
}
while (condset < end)
{
ret_val_sub_cond |= cheevos_test_cond_set(condset, &dirty_conds, &reset_conds, 0);
condset++;
}
if (dirty_conds)
cheevo->dirty |= CHEEVOS_DIRTY_CONDITIONS;
if (reset_conds)
{
dirty = 0;
for (condset = cheevo->condition.condsets; condset < end; condset++)
dirty |= cheevos_reset_cond_set(condset, 0);
if (dirty)
cheevo->dirty |= CHEEVOS_DIRTY_CONDITIONS;
}
return ret_val && ret_val_sub_cond;
}
static void cheevos_url_encode(const char *str, char *encoded, size_t len)
{
while (*str)
{
if ( isalnum((unsigned char)*str) || *str == '-'
|| *str == '_' || *str == '.'
|| *str == '~')
{
if (len >= 2)
{
*encoded++ = *str++;
len--;
}
else
break;
}
else
{
if (len >= 4)
{
snprintf(encoded, len, "%%%02x", (uint8_t)*str);
encoded += 3;
str++;
len -= 3;
}
else
break;
}
}
*encoded = 0;
}
static void cheevos_make_unlock_url(const cheevo_t *cheevo, char* url, size_t url_size)
{
settings_t *settings = config_get_ptr();
snprintf(
url, url_size,
"http://retroachievements.org/dorequest.php?r=awardachievement&u=%s&t=%s&a=%u&h=%d",
settings->arrays.cheevos_username,
cheevos_locals.token,
cheevo->id,
settings->bools.cheevos_hardcore_mode_enable ? 1 : 0
);
url[url_size - 1] = 0;
#ifdef CHEEVOS_LOG_URLS
cheevos_log_url("[CHEEVOS]: url to award the cheevo: %s\n", url);
#endif
}
static void cheevos_unlocked(void *task_data, void *user_data, const char *error)
{
cheevo_t *cheevo = (cheevo_t *)user_data;
if (error == NULL)
{
RARCH_LOG("[CHEEVOS]: awarded achievement %u.\n", cheevo->id);
}
else
{
char url[256];
url[0] = '\0';
RARCH_ERR("[CHEEVOS]: error awarding achievement %u, retrying...\n", cheevo->id);
cheevos_make_unlock_url(cheevo, url, sizeof(url));
task_push_http_transfer(url, true, NULL, cheevos_unlocked, cheevo);
}
}
static void cheevos_test_cheevo_set(const cheevoset_t *set)
{
settings_t *settings = config_get_ptr();
cheevo_t *cheevo = NULL;
const cheevo_t *end = set->cheevos + set->count;
int mode, valid;
if (settings->bools.cheevos_hardcore_mode_enable)
mode = CHEEVOS_ACTIVE_HARDCORE;
else
mode = CHEEVOS_ACTIVE_SOFTCORE;
for (cheevo = set->cheevos; cheevo < end; cheevo++)
{
if (cheevo->active & mode)
{
valid = cheevos_test_cheevo(cheevo);
if (valid && !cheevo->last)
{
char url[256];
url[0] = '\0';
cheevo->active &= ~mode;
if (mode == CHEEVOS_ACTIVE_HARDCORE)
cheevo->active &= ~CHEEVOS_ACTIVE_SOFTCORE;
RARCH_LOG("[CHEEVOS]: awarding cheevo %u: %s (%s).\n",
cheevo->id, cheevo->title, cheevo->description);
runloop_msg_queue_push(cheevo->title, 0, 3 * 60, false);
runloop_msg_queue_push(cheevo->description, 0, 5 * 60, false);
cheevos_make_unlock_url(cheevo, url, sizeof(url));
task_push_http_transfer(url, true, NULL, cheevos_unlocked, cheevo);
}
cheevo->last = valid;
}
}
}
#ifdef CHEEVOS_ENABLE_LBOARDS
static int cheevos_test_lboard_condition(const cheevos_condition_t* condition)
{
int dirty_conds = 0;
int reset_conds = 0;
int ret_val = 0;
int ret_val_sub_cond = condition->count == 1;
cheevos_condset_t *condset = condition->condsets;
const cheevos_condset_t *end = condset + condition->count;
if (condset < end)
{
ret_val = cheevos_test_cond_set(condset, &dirty_conds, &reset_conds, 0);
condset++;
}
while (condset < end)
{
ret_val_sub_cond |= cheevos_test_cond_set(condset, &dirty_conds, &reset_conds, 0);
condset++;
}
if (reset_conds)
{
for (condset = condition->condsets; condset < end; condset++)
cheevos_reset_cond_set(condset, 0);
}
return ret_val && ret_val_sub_cond;
}
static int cheevos_expr_value(cheevos_expr_t* expr)
{
cheevos_term_t* term = expr->terms;
unsigned i;
int value = 0;
for (i = expr->count; i != 0; i--, term++)
{
value += cheevos_get_var_value(&term->var) * term->multiplier;
}
return value;
}
static void cheevos_make_lboard_url(const cheevos_leaderboard_t *lboard,
char* url, size_t url_size)
{
settings_t *settings = config_get_ptr();
char signature[64];
MD5_CTX ctx;
uint8_t hash[16];
hash[0] = '\0';
snprintf(signature, sizeof(signature), "%u%s%u", lboard->id,
settings->arrays.cheevos_username,
lboard->id);
MD5_Init(&ctx);
MD5_Update(&ctx, (void*)signature, strlen(signature));
MD5_Final(hash, &ctx);
snprintf(
url, url_size,
"http://retroachievements.org/dorequest.php?r=submitlbentry&u=%s&t=%s&i=%u&s=%d"
"&v=%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x",
settings->arrays.cheevos_username,
cheevos_locals.token,
lboard->id,
lboard->last_value,
hash[ 0], hash[ 1], hash[ 2], hash[ 3],
hash[ 4], hash[ 5], hash[ 6], hash[ 7],
hash[ 8], hash[ 9], hash[10], hash[11],
hash[12], hash[13], hash[14], hash[15]
);
url[url_size - 1] = 0;
#ifdef CHEEVOS_LOG_URLS
cheevos_log_url("[CHEEVOS]: url to submit the leaderboard: %s\n", url);
#endif
}
#endif
#ifdef CHEEVOS_ENABLE_LBOARDS
static void cheevos_lboard_submit(void *task_data, void *user_data, const char *error)
{
cheevos_leaderboard_t *lboard = (cheevos_leaderboard_t *)user_data;
if (error == NULL)
{
RARCH_LOG("[CHEEVOS]: submitted leaderboard %u.\n", lboard->id);
}
else
RARCH_ERR("[CHEEVOS]: error submitting leaderboard %u\n", lboard->id);
#if 0
{
char url[256];
url[0] = '\0';
RARCH_ERR("[CHEEVOS]: error submitting leaderboard %u, retrying...\n", lboard->id);
cheevos_make_lboard_url(lboard, url, sizeof(url));
task_push_http_transfer(url, true, NULL, cheevos_lboard_submit, lboard);
}
#endif
}
#endif
#ifdef CHEEVOS_ENABLE_LBOARDS
static void cheevos_test_leaderboards(void)
{
cheevos_leaderboard_t* lboard = cheevos_locals.leaderboards;
unsigned i;
for (i = cheevos_locals.lboard_count; i != 0; i--, lboard++)
{
if (lboard->active)
{
int value = cheevos_expr_value(&lboard->value);
if (value != lboard->last_value)
{
#ifdef CHEEVOS_VERBOSE
RARCH_LOG("[CHEEVOS]: value lboard %s %u\n", lboard->title, value);
#endif
lboard->last_value = value;
}
if (cheevos_test_lboard_condition(&lboard->submit))
{
char url[256];
cheevos_make_lboard_url(lboard, url, sizeof(url));
task_push_http_transfer(url, true, NULL, cheevos_lboard_submit, lboard);
RARCH_LOG("[CHEEVOS]: submit lboard %s\n", lboard->title);
}
if (cheevos_test_lboard_condition(&lboard->cancel))
{
RARCH_LOG("[CHEEVOS]: cancel lboard %s\n", lboard->title);
lboard->active = 0;
}
}
else
{
if (cheevos_test_lboard_condition(&lboard->start))
{
RARCH_LOG("[CHEEVOS]: start lboard %s\n", lboard->title);
lboard->active = 1;
lboard->last_value = -1;
}
}
}
}
#endif
/*****************************************************************************
Free the loaded achievements.
*****************************************************************************/
static void cheevos_free_condset(const cheevos_condset_t *set)
{
free((void*)set->conds);
}
static void cheevos_free_cheevo(const cheevo_t *cheevo)
{
free((void*)cheevo->title);
free((void*)cheevo->description);
free((void*)cheevo->author);
free((void*)cheevo->badge);
cheevos_free_condset(cheevo->condition.condsets);
}
static void cheevos_free_cheevo_set(const cheevoset_t *set)
{
const cheevo_t *cheevo = set->cheevos;
const cheevo_t *end = cheevo + set->count;
while (cheevo < end)
cheevos_free_cheevo(cheevo++);
free((void*)set->cheevos);
}
#ifndef CHEEVOS_DONT_DEACTIVATE
static int cheevos_deactivate__json_index(void *userdata, unsigned int index)
{
cheevos_deactivate_t *ud = (cheevos_deactivate_t*)userdata;
ud->is_element = 1;
return 0;
}
static int cheevos_deactivate__json_number(void *userdata,
const char *number, size_t length)
{
long id;
int found;
cheevo_t* cheevo = NULL;
const cheevo_t* end = NULL;
cheevos_deactivate_t *ud = (cheevos_deactivate_t*)userdata;
if (ud->is_element)
{
ud->is_element = 0;
id = strtol(number, NULL, 10);
found = 0;
cheevo = cheevos_locals.core.cheevos;
end = cheevo + cheevos_locals.core.count;
for (; cheevo < end; cheevo++)
{
if (cheevo->id == (unsigned)id)
{
cheevo->active &= ~ud->mode;
found = 1;
break;
}
}
if (!found)
{
cheevo = cheevos_locals.unofficial.cheevos;
end = cheevo + cheevos_locals.unofficial.count;
for (; cheevo < end; cheevo++)
{
if (cheevo->id == (unsigned)id)
{
cheevo->active &= ~ud->mode;
found = 1;
break;
}
}
}
if (found)
RARCH_LOG("[CHEEVOS]: deactivated unlocked cheevo %u (%s).\n", cheevo->id, cheevo->title);
else
RARCH_ERR("[CHEEVOS]: unknown cheevo to deactivate: %u.\n", id);
}
return 0;
}
static int cheevos_deactivate_unlocks(const char* json, unsigned mode)
{
static const jsonsax_handlers_t handlers =
{
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
cheevos_deactivate__json_index,
NULL,
cheevos_deactivate__json_number,
NULL,
NULL
};
cheevos_deactivate_t ud;
ud.is_element = 0;
ud.mode = mode;
return jsonsax_parse(json, &handlers, (void*)&ud) != JSONSAX_OK;
}
#endif
void cheevos_reset_game(void)
{
cheevo_t *cheevo = cheevos_locals.core.cheevos;
const cheevo_t *end = cheevo + cheevos_locals.core.count;
for (; cheevo < end; cheevo++)
cheevo->last = 1;
cheevo = cheevos_locals.unofficial.cheevos;
end = cheevo + cheevos_locals.unofficial.count;
for (; cheevo < end; cheevo++)
cheevo->last = 1;
}
void cheevos_populate_menu(void *data, bool hardcore)
{
#ifdef HAVE_MENU
unsigned i;
unsigned items_found = 0;
settings_t *settings = config_get_ptr();
menu_displaylist_info_t *info = (menu_displaylist_info_t*)data;
cheevo_t *cheevo = cheevos_locals.core.cheevos;
const cheevo_t *end = cheevos_locals.core.cheevos +
cheevos_locals.core.count;
for (i = 0; cheevo < end; i++, cheevo++)
{
if (!hardcore)
{
if (!(cheevo->active & CHEEVOS_ACTIVE_SOFTCORE))
{
menu_entries_append_enum(info->list, cheevo->title,
cheevo->description, MENU_ENUM_LABEL_CHEEVOS_UNLOCKED_ENTRY,
MENU_SETTINGS_CHEEVOS_START + i, 0, 0);
items_found++;
}
else
{
menu_entries_append_enum(info->list, cheevo->title,
cheevo->description, MENU_ENUM_LABEL_CHEEVOS_LOCKED_ENTRY,
MENU_SETTINGS_CHEEVOS_START + i, 0, 0);
items_found++;
}
}
else
{
if (!(cheevo->active & CHEEVOS_ACTIVE_HARDCORE))
{
menu_entries_append_enum(info->list, cheevo->title,
cheevo->description, MENU_ENUM_LABEL_CHEEVOS_UNLOCKED_ENTRY,
MENU_SETTINGS_CHEEVOS_START + i, 0, 0);
items_found++;
}
else
{
menu_entries_append_enum(info->list, cheevo->title,
cheevo->description, MENU_ENUM_LABEL_CHEEVOS_LOCKED_ENTRY,
MENU_SETTINGS_CHEEVOS_START + i, 0, 0);
items_found++;
}
}
}
if (settings->bools.cheevos_test_unofficial)
{
cheevo = cheevos_locals.unofficial.cheevos;
end = cheevos_locals.unofficial.cheevos
+ cheevos_locals.unofficial.count;
for (i = cheevos_locals.core.count; cheevo < end; i++, cheevo++)
{
if (!hardcore)
{
if (!(cheevo->active & CHEEVOS_ACTIVE_SOFTCORE))
{
menu_entries_append_enum(info->list, cheevo->title,
cheevo->description, MENU_ENUM_LABEL_CHEEVOS_UNLOCKED_ENTRY,
MENU_SETTINGS_CHEEVOS_START + i, 0, 0);
items_found++;
}
else
{
menu_entries_append_enum(info->list, cheevo->title,
cheevo->description, MENU_ENUM_LABEL_CHEEVOS_LOCKED_ENTRY,
MENU_SETTINGS_CHEEVOS_START + i, 0, 0);
items_found++;
}
}
else
{
if (!(cheevo->active & CHEEVOS_ACTIVE_HARDCORE))
{
menu_entries_append_enum(info->list, cheevo->title,
cheevo->description, MENU_ENUM_LABEL_CHEEVOS_UNLOCKED_ENTRY,
MENU_SETTINGS_CHEEVOS_START + i, 0, 0);
items_found++;
}
else
{
menu_entries_append_enum(info->list, cheevo->title,
cheevo->description, MENU_ENUM_LABEL_CHEEVOS_LOCKED_ENTRY,
MENU_SETTINGS_CHEEVOS_START + i, 0, 0);
items_found++;
}
}
}
}
if (items_found == 0)
{
menu_entries_append_enum(info->list,
msg_hash_to_str(MENU_ENUM_LABEL_VALUE_NO_ACHIEVEMENTS_TO_DISPLAY),
msg_hash_to_str(MENU_ENUM_LABEL_NO_ACHIEVEMENTS_TO_DISPLAY),
MENU_ENUM_LABEL_NO_ACHIEVEMENTS_TO_DISPLAY,
FILE_TYPE_NONE, 0, 0);
}
#endif
}
bool cheevos_get_description(cheevos_ctx_desc_t *desc)
{
if (cheevos_loaded)
{
cheevo_t *cheevos = cheevos_locals.core.cheevos;
if (desc->idx >= cheevos_locals.core.count)
{
cheevos = cheevos_locals.unofficial.cheevos;
desc->idx -= cheevos_locals.unofficial.count;
}
strlcpy(desc->s, cheevos[desc->idx].description, desc->len);
}
else
*desc->s = 0;
return true;
}
bool cheevos_apply_cheats(bool *data_bool)
{
cheats_are_enabled = *data_bool;
cheats_were_enabled |= cheats_are_enabled;
return true;
}
bool cheevos_unload(void)
{
if (!cheevos_loaded)
return false;
cheevos_free_cheevo_set(&cheevos_locals.core);
cheevos_locals.core.cheevos = NULL;
cheevos_locals.core.count = 0;
cheevos_free_cheevo_set(&cheevos_locals.unofficial);
cheevos_locals.unofficial.cheevos = NULL;
cheevos_locals.unofficial.count = 0;
cheevos_loaded = 0;
return true;
}
bool cheevos_toggle_hardcore_mode(void)
{
settings_t *settings = config_get_ptr();
/* reset and deinit rewind to avoid cheat the score */
if (settings->bools.cheevos_hardcore_mode_enable)
{
/* send reset core cmd to avoid any user savestate previusly loaded */
command_event(CMD_EVENT_RESET, NULL);
if (settings->bools.rewind_enable)
command_event(CMD_EVENT_REWIND_DEINIT, NULL);
RARCH_LOG("%s\n", msg_hash_to_str(MSG_CHEEVOS_HARDCORE_MODE_ENABLE));
runloop_msg_queue_push(
msg_hash_to_str(MSG_CHEEVOS_HARDCORE_MODE_ENABLE), 0, 3 * 60, true);
}
else
{
if (settings->bools.rewind_enable)
command_event(CMD_EVENT_REWIND_INIT, NULL);
}
return true;
}
static void cheevos_patch_addresses(cheevoset_t* set)
{
unsigned i, j, k;
cheevo_t* cheevo = set->cheevos;
for (i = set->count; i != 0; i--, cheevo++)
{
cheevos_condset_t* condset = cheevo->condition.condsets;
for (j = cheevo->condition.count; j != 0; j--, condset++)
{
cheevos_cond_t* cond = condset->conds;
for (k = condset->count; k != 0; k--, cond++)
{
switch (cond->source.type)
{
case CHEEVOS_VAR_TYPE_ADDRESS:
case CHEEVOS_VAR_TYPE_DELTA_MEM:
cheevos_parse_guest_addr(&cond->source, cond->source.value);
#ifdef CHEEVOS_DUMP_ADDRS
RARCH_LOG("[CHEEVOS]: var %03d:%08X\n", cond->source.bank_id + 1, cond->source.value);
#endif
break;
default:
break;
}
switch (cond->target.type)
{
case CHEEVOS_VAR_TYPE_ADDRESS:
case CHEEVOS_VAR_TYPE_DELTA_MEM:
cheevos_parse_guest_addr(&cond->target, cond->target.value);
#ifdef CHEEVOS_DUMP_ADDRS
RARCH_LOG("[CHEEVOS]: var %03d:%08X\n", cond->target.bank_id + 1, cond->target.value);
#endif
break;
default:
break;
}
}
}
}
}
void cheevos_test(void)
{
settings_t *settings = config_get_ptr();
if (!cheevos_locals.addrs_patched)
{
cheevos_patch_addresses(&cheevos_locals.core);
cheevos_patch_addresses(&cheevos_locals.unofficial);
cheevos_locals.addrs_patched = true;
}
cheevos_test_cheevo_set(&cheevos_locals.core);
if (settings->bools.cheevos_test_unofficial)
cheevos_test_cheevo_set(&cheevos_locals.unofficial);
#ifdef CHEEVOS_ENABLE_LBOARDS
cheevos_test_leaderboards();
#endif
}
bool cheevos_set_cheats(void)
{
cheats_were_enabled = cheats_are_enabled;
return true;
}
void cheevos_set_support_cheevos(bool state)
{
cheevos_locals.core_supports = state;
}
bool cheevos_get_support_cheevos(void)
{
return cheevos_locals.core_supports;
}
typedef struct
{
uint8_t id[4]; /* NES^Z */
uint8_t rom_size;
uint8_t vrom_size;
uint8_t rom_type;
uint8_t rom_type2;
uint8_t reserve[8];
} cheevos_nes_header_t;
#define CORO_VARS \
void *data; \
size_t len; \
const char *path; \
settings_t *settings; \
struct retro_system_info sysinfo; \
unsigned i; \
unsigned j; \
unsigned k; \
const char *ext; \
MD5_CTX md5; \
unsigned char hash[16]; \
unsigned gameid; \
char *json; \
size_t count; \
size_t offset; \
cheevos_nes_header_t header; \
size_t romsize, bytes; \
int mapper; \
bool round; \
RFILE* stream; \
size_t size; \
char url[256]; \
struct http_connection_t *conn; \
struct http_t *http; \
retro_time_t t0;
#include "coro.h"
#define CHEEVOS_VAR_INFO CORO_VAR(info)
#define CHEEVOS_VAR_DATA CORO_VAR(data)
#define CHEEVOS_VAR_LEN CORO_VAR(len)
#define CHEEVOS_VAR_PATH CORO_VAR(path)
#define CHEEVOS_VAR_SETTINGS CORO_VAR(settings)
#define CHEEVOS_VAR_SYSINFO CORO_VAR(sysinfo)
#define CHEEVOS_VAR_I CORO_VAR(i)
#define CHEEVOS_VAR_J CORO_VAR(j)
#define CHEEVOS_VAR_K CORO_VAR(k)
#define CHEEVOS_VAR_EXT CORO_VAR(ext)
#define CHEEVOS_VAR_MD5 CORO_VAR(md5)
#define CHEEVOS_VAR_HASH CORO_VAR(hash)
#define CHEEVOS_VAR_GAMEID CORO_VAR(gameid)
#define CHEEVOS_VAR_JSON CORO_VAR(json)
#define CHEEVOS_VAR_COUNT CORO_VAR(count)
#define CHEEVOS_VAR_OFFSET CORO_VAR(offset)
#define CHEEVOS_VAR_HEADER CORO_VAR(header)
#define CHEEVOS_VAR_ROMSIZE CORO_VAR(romsize)
#define CHEEVOS_VAR_BYTES CORO_VAR(bytes)
#define CHEEVOS_VAR_MAPPER CORO_VAR(mapper)
#define CHEEVOS_VAR_ROUND CORO_VAR(round)
#define CHEEVOS_VAR_STREAM CORO_VAR(stream)
#define CHEEVOS_VAR_SIZE CORO_VAR(size)
#define CHEEVOS_VAR_URL CORO_VAR(url)
#define CHEEVOS_VAR_CONN CORO_VAR(conn)
#define CHEEVOS_VAR_HTTP CORO_VAR(http)
#define CHEEVOS_VAR_T0 CORO_VAR(t0)
static int cheevos_iterate(coro_t* coro)
{
ssize_t num_read = 0;
size_t to_read = 4096;
uint8_t *buffer = NULL;
const char *end = NULL;
enum
{
/* Negative values because CORO_SUB generates positive values */
SNES_MD5 = -1,
GENESIS_MD5 = -2,
NES_MD5 = -3,
GENERIC_MD5 = -4,
EVAL_MD5 = -5,
FILL_MD5 = -6,
GET_GAMEID = -7,
GET_CHEEVOS = -8,
LOGIN = -9,
HTTP_GET = -10,
DEACTIVATE = -11,
PLAYING = -12,
DELAY = -13,
};
static const uint32_t genesis_exts[] =
{
0x0b888feeU, /* mdx */
0x005978b6U, /* md */
0x0b88aa89U, /* smd */
0x0b88767fU, /* gen */
0x0b8861beU, /* bin */
0x0b886782U, /* cue */
0x0b8880d0U, /* iso */
0x0b88aa98U, /* sms */
0x005977f3U, /* gg */
0x0059797fU, /* sg */
0
};
static const uint32_t snes_exts[] =
{
0x0b88aa88U, /* smc */
0x0b8872bbU, /* fig */
0x0b88a9a1U, /* sfc */
0x0b887623U, /* gd3 */
0x0b887627U, /* gd7 */
0x0b886bf3U, /* dx2 */
0x0b886312U, /* bsx */
0x0b88abd2U, /* swc */
0
};
static cheevos_finder_t finders[] =
{
{SNES_MD5, "SNES (8Mb padding)", snes_exts},
{GENESIS_MD5, "Genesis (6Mb padding)", genesis_exts},
{NES_MD5, "NES (discards VROM)", NULL},
{GENERIC_MD5, "Generic (plain content)", NULL},
};
CORO_ENTER()
cheevos_locals.addrs_patched = false;
CHEEVOS_VAR_SETTINGS = config_get_ptr();
cheevos_locals.meminfo[0].id = RETRO_MEMORY_SYSTEM_RAM;
core_get_memory(&cheevos_locals.meminfo[0]);
cheevos_locals.meminfo[1].id = RETRO_MEMORY_SAVE_RAM;
core_get_memory(&cheevos_locals.meminfo[1]);
cheevos_locals.meminfo[2].id = RETRO_MEMORY_VIDEO_RAM;
core_get_memory(&cheevos_locals.meminfo[2]);
cheevos_locals.meminfo[3].id = RETRO_MEMORY_RTC;
core_get_memory(&cheevos_locals.meminfo[3]);
RARCH_LOG("[CHEEVOS]: system RAM: %p %u\n",
cheevos_locals.meminfo[0].data, cheevos_locals.meminfo[0].size);
RARCH_LOG("[CHEEVOS]: save RAM: %p %u\n",
cheevos_locals.meminfo[1].data, cheevos_locals.meminfo[1].size);
RARCH_LOG("[CHEEVOS]: video RAM: %p %u\n",
cheevos_locals.meminfo[2].data, cheevos_locals.meminfo[2].size);
RARCH_LOG("[CHEEVOS]: RTC: %p %u\n",
cheevos_locals.meminfo[3].data, cheevos_locals.meminfo[3].size);
/* Bail out if cheevos are disabled.
* But set the above anyways, command_read_ram needs it. */
if (!CHEEVOS_VAR_SETTINGS->bools.cheevos_enable)
CORO_STOP();
/* Load the content into memory, or copy it over to our own buffer */
if (!CHEEVOS_VAR_DATA)
{
CHEEVOS_VAR_STREAM = filestream_open(CHEEVOS_VAR_PATH, RFILE_MODE_READ, 0);
if (!CHEEVOS_VAR_STREAM)
CORO_STOP();
CORO_YIELD();
CHEEVOS_VAR_LEN = 0;
CHEEVOS_VAR_COUNT = filestream_get_size(CHEEVOS_VAR_STREAM);
if (CHEEVOS_VAR_COUNT > CHEEVOS_SIZE_LIMIT)
CHEEVOS_VAR_COUNT = CHEEVOS_SIZE_LIMIT;
CHEEVOS_VAR_DATA = malloc(CHEEVOS_VAR_COUNT);
if (!CHEEVOS_VAR_DATA)
{
filestream_close(CHEEVOS_VAR_STREAM);
CORO_STOP();
}
for (;;)
{
buffer = (uint8_t*)CHEEVOS_VAR_DATA + CHEEVOS_VAR_LEN;
to_read = 4096;
if (to_read > CHEEVOS_VAR_COUNT)
to_read = CHEEVOS_VAR_COUNT;
num_read = filestream_read(CHEEVOS_VAR_STREAM, (void*)buffer, to_read);
if (num_read <= 0)
break;
CHEEVOS_VAR_LEN += num_read;
CHEEVOS_VAR_COUNT -= num_read;
if (CHEEVOS_VAR_COUNT == 0)
break;
CORO_YIELD();
}
filestream_close(CHEEVOS_VAR_STREAM);
}
/* Use the supported extensions as a hint
* to what method we should use. */
core_get_system_info(&CHEEVOS_VAR_SYSINFO);
for (CHEEVOS_VAR_I = 0; CHEEVOS_VAR_I < ARRAY_SIZE(finders); CHEEVOS_VAR_I++)
{
if (finders[CHEEVOS_VAR_I].ext_hashes)
{
CHEEVOS_VAR_EXT = CHEEVOS_VAR_SYSINFO.valid_extensions;
while (CHEEVOS_VAR_EXT)
{
unsigned hash;
end = strchr(CHEEVOS_VAR_EXT, '|');
if (end)
{
hash = cheevos_djb2(CHEEVOS_VAR_EXT, end - CHEEVOS_VAR_EXT);
CHEEVOS_VAR_EXT = end + 1;
}
else
{
hash = cheevos_djb2(CHEEVOS_VAR_EXT, strlen(CHEEVOS_VAR_EXT));
CHEEVOS_VAR_EXT = NULL;
}
for (CHEEVOS_VAR_J = 0; finders[CHEEVOS_VAR_I].ext_hashes[CHEEVOS_VAR_J]; CHEEVOS_VAR_J++)
{
if (finders[CHEEVOS_VAR_I].ext_hashes[CHEEVOS_VAR_J] == hash)
{
RARCH_LOG("[CHEEVOS]: testing %s.\n", finders[CHEEVOS_VAR_I].name);
/*
* Inputs: CHEEVOS_VAR_INFO
* Outputs: CHEEVOS_VAR_GAMEID, the game was found if it's different from 0
*/
CORO_GOSUB(finders[CHEEVOS_VAR_I].label);
if (CHEEVOS_VAR_GAMEID != 0)
goto found;
CHEEVOS_VAR_EXT = NULL; /* force next finder */
break;
}
}
}
}
}
for (CHEEVOS_VAR_I = 0; CHEEVOS_VAR_I < ARRAY_SIZE(finders); CHEEVOS_VAR_I++)
{
if (finders[CHEEVOS_VAR_I].ext_hashes)
continue;
RARCH_LOG("[CHEEVOS]: testing %s.\n", finders[CHEEVOS_VAR_I].name);
/*
* Inputs: CHEEVOS_VAR_INFO
* Outputs: CHEEVOS_VAR_GAMEID
*/
CORO_GOSUB(finders[CHEEVOS_VAR_I].label);
if (CHEEVOS_VAR_GAMEID != 0)
goto found;
}
RARCH_LOG("[CHEEVOS]: this game doesn't feature achievements.\n");
CORO_STOP();
found:
#ifdef CHEEVOS_JSON_OVERRIDE
{
FILE* file;
size_t size;
file = fopen(CHEEVOS_JSON_OVERRIDE, "rb");
fseek(file, 0, SEEK_END);
size = ftell(file);
fseek(file, 0, SEEK_SET);
CHEEVOS_VAR_JSON = (const char*)malloc(size + 1);
fread((void*)CHEEVOS_VAR_JSON, 1, size, file);
fclose(file);
CHEEVOS_VAR_JSON[size] = 0;
}
#else
CORO_GOSUB(GET_CHEEVOS);
if (!CHEEVOS_VAR_JSON)
{
runloop_msg_queue_push("Error loading achievements.", 0, 5 * 60, false);
RARCH_ERR("[CHEEVOS]: error loading achievements.\n");
CORO_STOP();
}
#endif
#ifdef CHEEVOS_SAVE_JSON
{
FILE* file = fopen(CHEEVOS_SAVE_JSON, "w");
fwrite((void*)CHEEVOS_VAR_JSON, 1, strlen(CHEEVOS_VAR_JSON), file);
fclose(file);
}
#endif
if (cheevos_parse(CHEEVOS_VAR_JSON))
{
free((void*)CHEEVOS_VAR_JSON);
CORO_STOP();
}
free((void*)CHEEVOS_VAR_JSON);
cheevos_loaded = true;
/*
* Inputs: CHEEVOS_VAR_GAMEID
* Outputs:
*/
CORO_GOSUB(DEACTIVATE);
/*
* Inputs: CHEEVOS_VAR_GAMEID
* Outputs:
*/
CORO_GOSUB(PLAYING);
if(CHEEVOS_VAR_SETTINGS->bools.cheevos_verbose_enable)
{
const cheevo_t* cheevo = cheevos_locals.core.cheevos;
const cheevo_t* end = cheevo + cheevos_locals.core.count;
int number_of_unlocked = cheevos_locals.core.count;
int mode;
char msg[256];
if(CHEEVOS_VAR_SETTINGS->bools.cheevos_hardcore_mode_enable)
mode = CHEEVOS_ACTIVE_HARDCORE;
else
mode = CHEEVOS_ACTIVE_SOFTCORE;
for(; cheevo < end; cheevo++)
if(cheevo->active & mode)
number_of_unlocked--;
snprintf(msg, sizeof(msg), "You have %d of %d achievements unlocked.",
number_of_unlocked, cheevos_locals.core.count);
msg[sizeof(msg) - 1] = 0;
runloop_msg_queue_push(msg, 0, 6 * 60, false);
}
CORO_STOP();
/**************************************************************************
* Info Tries to identify a SNES game
* Input CHEEVOS_VAR_INFO the content info
* Output CHEEVOS_VAR_GAMEID the Retro Achievements game ID, or 0 if not found
*************************************************************************/
CORO_SUB(SNES_MD5)
MD5_Init(&CHEEVOS_VAR_MD5);
CHEEVOS_VAR_OFFSET = CHEEVOS_VAR_COUNT = 0;
CORO_GOSUB(EVAL_MD5);
if (CHEEVOS_VAR_COUNT == 0)
{
MD5_Final(CHEEVOS_VAR_HASH, &CHEEVOS_VAR_MD5);
CHEEVOS_VAR_GAMEID = 0;
CORO_RET();
}
if (CHEEVOS_VAR_COUNT < CHEEVOS_EIGHT_MB)
{
/*
* Inputs: CHEEVOS_VAR_MD5, CHEEVOS_VAR_OFFSET, CHEEVOS_VAR_COUNT
* Outputs: CHEEVOS_VAR_MD5
*/
CHEEVOS_VAR_OFFSET = 0;
CHEEVOS_VAR_COUNT = CHEEVOS_EIGHT_MB - CHEEVOS_VAR_COUNT;
CORO_GOSUB(FILL_MD5);
}
MD5_Final(CHEEVOS_VAR_HASH, &CHEEVOS_VAR_MD5);
CORO_GOTO(GET_GAMEID);
/**************************************************************************
* Info Tries to identify a Genesis game
* Input CHEEVOS_VAR_INFO the content info
* Output CHEEVOS_VAR_GAMEID the Retro Achievements game ID, or 0 if not found
*************************************************************************/
CORO_SUB(GENESIS_MD5)
MD5_Init(&CHEEVOS_VAR_MD5);
CHEEVOS_VAR_OFFSET = CHEEVOS_VAR_COUNT = 0;
CORO_GOSUB(EVAL_MD5);
if (CHEEVOS_VAR_COUNT == 0)
{
MD5_Final(CHEEVOS_VAR_HASH, &CHEEVOS_VAR_MD5);
CHEEVOS_VAR_GAMEID = 0;
CORO_RET();
}
if (CHEEVOS_VAR_COUNT < CHEEVOS_SIX_MB)
{
CHEEVOS_VAR_OFFSET = 0;
CHEEVOS_VAR_COUNT = CHEEVOS_SIX_MB - CHEEVOS_VAR_COUNT;
CORO_GOSUB(FILL_MD5);
}
MD5_Final(CHEEVOS_VAR_HASH, &CHEEVOS_VAR_MD5);
CORO_GOTO(GET_GAMEID);
/**************************************************************************
* Info Tries to identify a NES game
* Input CHEEVOS_VAR_INFO the content info
* Output CHEEVOS_VAR_GAMEID the Retro Achievements game ID, or 0 if not found
*************************************************************************/
CORO_SUB(NES_MD5)
/* Note about the references to the FCEU emulator below. There is no
* core-specific code in this function, it's rather Retro Achievements
* specific code that must be followed to the letter so we compute
* the correct ROM hash. Retro Achievements does indeed use some
* FCEU related method to compute the hash, since its NES emulator
* is based on it. */
if (CHEEVOS_VAR_LEN < sizeof(CHEEVOS_VAR_HEADER))
{
CHEEVOS_VAR_GAMEID = 0;
CORO_RET();
}
memcpy((void*)&CHEEVOS_VAR_HEADER, CHEEVOS_VAR_DATA, sizeof(CHEEVOS_VAR_HEADER));
if ( CHEEVOS_VAR_HEADER.id[0] != 'N'
|| CHEEVOS_VAR_HEADER.id[1] != 'E'
|| CHEEVOS_VAR_HEADER.id[2] != 'S'
|| CHEEVOS_VAR_HEADER.id[3] != 0x1a)
{
CHEEVOS_VAR_GAMEID = 0;
CORO_RET();
}
if (CHEEVOS_VAR_HEADER.rom_size)
CHEEVOS_VAR_ROMSIZE = next_pow2(CHEEVOS_VAR_HEADER.rom_size);
else
CHEEVOS_VAR_ROMSIZE = 256;
/* from FCEU core - compute size using the cart mapper */
CHEEVOS_VAR_MAPPER = (CHEEVOS_VAR_HEADER.rom_type >> 4) | (CHEEVOS_VAR_HEADER.rom_type2 & 0xF0);
/* for games not to the power of 2, so we just read enough
* PRG rom from it, but we have to keep ROM_size to the power of 2
* since PRGCartMapping wants ROM_size to be to the power of 2
* so instead if not to power of 2, we just use head.ROM_size when
* we use FCEU_read. */
CHEEVOS_VAR_ROUND = CHEEVOS_VAR_MAPPER != 53 && CHEEVOS_VAR_MAPPER != 198 && CHEEVOS_VAR_MAPPER != 228;
CHEEVOS_VAR_BYTES = (CHEEVOS_VAR_ROUND) ? CHEEVOS_VAR_ROMSIZE : CHEEVOS_VAR_HEADER.rom_size;
/* from FCEU core - check if Trainer included in ROM data */
MD5_Init(&CHEEVOS_VAR_MD5);
CHEEVOS_VAR_OFFSET = sizeof(CHEEVOS_VAR_HEADER) + (CHEEVOS_VAR_HEADER.rom_type & 4 ? sizeof(CHEEVOS_VAR_HEADER) : 0);
CHEEVOS_VAR_COUNT = 0x4000 * CHEEVOS_VAR_BYTES;
CORO_GOSUB(EVAL_MD5);
if (CHEEVOS_VAR_COUNT < 0x4000 * CHEEVOS_VAR_BYTES)
{
CHEEVOS_VAR_OFFSET = 0xff;
CHEEVOS_VAR_COUNT = 0x4000 * CHEEVOS_VAR_BYTES - CHEEVOS_VAR_COUNT;
CORO_GOSUB(FILL_MD5);
}
MD5_Final(CHEEVOS_VAR_HASH, &CHEEVOS_VAR_MD5);
CORO_GOTO(GET_GAMEID);
/**************************************************************************
* Info Tries to identify a "generic" game
* Input CHEEVOS_VAR_INFO the content info
* Output CHEEVOS_VAR_GAMEID the Retro Achievements game ID, or 0 if not found
*************************************************************************/
CORO_SUB(GENERIC_MD5)
MD5_Init(&CHEEVOS_VAR_MD5);
CHEEVOS_VAR_OFFSET = 0;
CHEEVOS_VAR_COUNT = 0;
CORO_GOSUB(EVAL_MD5);
MD5_Final(CHEEVOS_VAR_HASH, &CHEEVOS_VAR_MD5);
if (CHEEVOS_VAR_COUNT == 0)
CORO_RET();
CORO_GOTO(GET_GAMEID);
/**************************************************************************
* Info Evaluates the CHEEVOS_VAR_MD5 hash
* Inputs CHEEVOS_VAR_INFO, CHEEVOS_VAR_OFFSET, CHEEVOS_VAR_COUNT
* Outputs CHEEVOS_VAR_MD5, CHEEVOS_VAR_COUNT
*************************************************************************/
CORO_SUB(EVAL_MD5)
if (CHEEVOS_VAR_COUNT == 0)
CHEEVOS_VAR_COUNT = CHEEVOS_VAR_LEN;
if (CHEEVOS_VAR_LEN - CHEEVOS_VAR_OFFSET < CHEEVOS_VAR_COUNT)
CHEEVOS_VAR_COUNT = CHEEVOS_VAR_LEN - CHEEVOS_VAR_OFFSET;
if (CHEEVOS_VAR_COUNT > CHEEVOS_SIZE_LIMIT)
CHEEVOS_VAR_COUNT = CHEEVOS_SIZE_LIMIT;
MD5_Update(&CHEEVOS_VAR_MD5, (void*)((uint8_t*)CHEEVOS_VAR_DATA + CHEEVOS_VAR_OFFSET), CHEEVOS_VAR_COUNT);
CORO_RET();
/**************************************************************************
* Info Updates the CHEEVOS_VAR_MD5 hash with a repeated value
* Inputs CHEEVOS_VAR_OFFSET, CHEEVOS_VAR_COUNT
* Outputs CHEEVOS_VAR_MD5
*************************************************************************/
CORO_SUB(FILL_MD5)
{
char buffer[4096];
while (CHEEVOS_VAR_COUNT > 0)
{
size_t len = sizeof(buffer);
if (len > CHEEVOS_VAR_COUNT)
len = CHEEVOS_VAR_COUNT;
memset((void*)buffer, CHEEVOS_VAR_OFFSET, len);
MD5_Update(&CHEEVOS_VAR_MD5, (void*)buffer, len);
CHEEVOS_VAR_COUNT -= len;
}
}
CORO_RET();
/**************************************************************************
* Info Gets the achievements from Retro Achievements
* Inputs CHEEVOS_VAR_HASH
* Outputs CHEEVOS_VAR_GAMEID
*************************************************************************/
CORO_SUB(GET_GAMEID)
{
char gameid[16];
RARCH_LOG(
"[CHEEVOS]: getting game id for hash %02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x\n",
CHEEVOS_VAR_HASH[ 0], CHEEVOS_VAR_HASH[ 1], CHEEVOS_VAR_HASH[ 2], CHEEVOS_VAR_HASH[ 3],
CHEEVOS_VAR_HASH[ 4], CHEEVOS_VAR_HASH[ 5], CHEEVOS_VAR_HASH[ 6], CHEEVOS_VAR_HASH[ 7],
CHEEVOS_VAR_HASH[ 8], CHEEVOS_VAR_HASH[ 9], CHEEVOS_VAR_HASH[10], CHEEVOS_VAR_HASH[11],
CHEEVOS_VAR_HASH[12], CHEEVOS_VAR_HASH[13], CHEEVOS_VAR_HASH[14], CHEEVOS_VAR_HASH[15]
);
snprintf(
CHEEVOS_VAR_URL, sizeof(CHEEVOS_VAR_URL),
"http://retroachievements.org/dorequest.php?r=gameid&m=%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x",
CHEEVOS_VAR_HASH[ 0], CHEEVOS_VAR_HASH[ 1], CHEEVOS_VAR_HASH[ 2], CHEEVOS_VAR_HASH[ 3],
CHEEVOS_VAR_HASH[ 4], CHEEVOS_VAR_HASH[ 5], CHEEVOS_VAR_HASH[ 6], CHEEVOS_VAR_HASH[ 7],
CHEEVOS_VAR_HASH[ 8], CHEEVOS_VAR_HASH[ 9], CHEEVOS_VAR_HASH[10], CHEEVOS_VAR_HASH[11],
CHEEVOS_VAR_HASH[12], CHEEVOS_VAR_HASH[13], CHEEVOS_VAR_HASH[14], CHEEVOS_VAR_HASH[15]
);
CHEEVOS_VAR_URL[sizeof(CHEEVOS_VAR_URL) - 1] = 0;
#ifdef CHEEVOS_LOG_URLS
cheevos_log_url("[CHEEVOS]: url to get the game's id: %s\n", CHEEVOS_VAR_URL);
#endif
CORO_GOSUB(HTTP_GET);
if (!CHEEVOS_VAR_JSON)
CORO_RET();
if (cheevos_get_value(CHEEVOS_VAR_JSON, CHEEVOS_JSON_KEY_GAMEID, gameid, sizeof(gameid)))
{
free((void*)CHEEVOS_VAR_JSON);
RARCH_ERR("[CHEEVOS]: error getting game_id.\n");
CORO_RET();
}
free((void*)CHEEVOS_VAR_JSON);
RARCH_LOG("[CHEEVOS]: got game id %s.\n", gameid);
CHEEVOS_VAR_GAMEID = strtol(gameid, NULL, 10);
CORO_RET();
}
/**************************************************************************
* Info Gets the achievements from Retro Achievements
* Inputs CHEEVOS_VAR_GAMEID
* Outputs CHEEVOS_VAR_JSON
*************************************************************************/
CORO_SUB(GET_CHEEVOS)
CORO_GOSUB(LOGIN);
snprintf(
CHEEVOS_VAR_URL, sizeof(CHEEVOS_VAR_URL),
"http://retroachievements.org/dorequest.php?r=patch&u=%s&g=%u&f=3&l=1&t=%s",
CHEEVOS_VAR_SETTINGS->arrays.cheevos_username,
CHEEVOS_VAR_GAMEID, cheevos_locals.token
);
CHEEVOS_VAR_URL[sizeof(CHEEVOS_VAR_URL) - 1] = 0;
#ifdef CHEEVOS_LOG_URLS
cheevos_log_url("[CHEEVOS]: url to get the list of cheevos: %s\n", CHEEVOS_VAR_URL);
#endif
CORO_GOSUB(HTTP_GET);
if (!CHEEVOS_VAR_JSON)
{
RARCH_ERR("[CHEEVOS]: error getting achievements for game id %u.\n", CHEEVOS_VAR_GAMEID);
CORO_STOP();
}
RARCH_LOG("[CHEEVOS]: got achievements for game id %u.\n", CHEEVOS_VAR_GAMEID);
CORO_RET();
/**************************************************************************
* Info Logs in the user at Retro Achievements
*************************************************************************/
CORO_SUB(LOGIN)
if (cheevos_locals.token[0])
CORO_RET();
{
const char *username = CHEEVOS_VAR_SETTINGS->arrays.cheevos_username;
const char *password = CHEEVOS_VAR_SETTINGS->arrays.cheevos_password;
char urle_user[64];
char urle_pwd[64];
if (!username || !*username || !password || !*password)
{
runloop_msg_queue_push("Missing Retro Achievements account information.", 0, 5 * 60, false);
runloop_msg_queue_push("Please fill in your account information in Settings.", 0, 5 * 60, false);
RARCH_ERR("[CHEEVOS]: username and/or password not informed.\n");
CORO_STOP();
}
cheevos_url_encode(username, urle_user, sizeof(urle_user));
cheevos_url_encode(password, urle_pwd, sizeof(urle_pwd));
snprintf(
CHEEVOS_VAR_URL, sizeof(CHEEVOS_VAR_URL),
"http://retroachievements.org/dorequest.php?r=login&u=%s&p=%s",
urle_user, urle_pwd
);
CHEEVOS_VAR_URL[sizeof(CHEEVOS_VAR_URL) - 1] = 0;
}
#ifdef CHEEVOS_LOG_URLS
cheevos_log_url("[CHEEVOS]: url to login: %s\n", CHEEVOS_VAR_URL);
#endif
CORO_GOSUB(HTTP_GET);
if (CHEEVOS_VAR_JSON)
{
int res = cheevos_get_value(CHEEVOS_VAR_JSON, CHEEVOS_JSON_KEY_TOKEN, cheevos_locals.token, sizeof(cheevos_locals.token));
free((void*)CHEEVOS_VAR_JSON);
if (!res)
{
if(CHEEVOS_VAR_SETTINGS->bools.cheevos_verbose_enable)
{
char msg[256];
snprintf(msg, sizeof(msg), "RetroAchievements: logged in as \"%s\".", CHEEVOS_VAR_SETTINGS->arrays.cheevos_username);
msg[sizeof(msg) - 1] = 0;
runloop_msg_queue_push(msg, 0, 3 * 60, false);
}
CORO_RET();
}
}
runloop_msg_queue_push("Retro Achievements login error.", 0, 5 * 60, false);
RARCH_ERR("[CHEEVOS]: error getting user token.\n");
CORO_STOP();
/**************************************************************************
* Info Pauses execution for five seconds
*************************************************************************/
CORO_SUB(DELAY)
{
retro_time_t t1;
CHEEVOS_VAR_T0 = cpu_features_get_time_usec();
do
{
CORO_YIELD();
t1 = cpu_features_get_time_usec();
}
while ((t1 - CHEEVOS_VAR_T0) < 3000000);
}
CORO_RET();
/**************************************************************************
* Info Makes a HTTP GET request
* Inputs CHEEVOS_VAR_URL
* Outputs CHEEVOS_VAR_JSON
*************************************************************************/
CORO_SUB(HTTP_GET)
for (CHEEVOS_VAR_K = 0; CHEEVOS_VAR_K < 5; CHEEVOS_VAR_K++)
{
if (CHEEVOS_VAR_K != 0)
RARCH_LOG("[CHEEVOS]: Retrying HTTP request: %u of 5\n", CHEEVOS_VAR_K + 1);
CHEEVOS_VAR_JSON = NULL;
CHEEVOS_VAR_CONN = net_http_connection_new(CHEEVOS_VAR_URL, "GET", NULL);
if (!CHEEVOS_VAR_CONN)
{
CORO_GOSUB(DELAY);
continue;
}
/* Don't bother with timeouts here, it's just a string scan. */
while (!net_http_connection_iterate(CHEEVOS_VAR_CONN)) {}
/* Error finishing the connection descriptor. */
if (!net_http_connection_done(CHEEVOS_VAR_CONN))
{
net_http_connection_free(CHEEVOS_VAR_CONN);
continue;
}
CHEEVOS_VAR_HTTP = net_http_new(CHEEVOS_VAR_CONN);
/* Error connecting to the endpoint. */
if (!CHEEVOS_VAR_HTTP)
{
net_http_connection_free(CHEEVOS_VAR_CONN);
CORO_GOSUB(DELAY);
continue;
}
while (!net_http_update(CHEEVOS_VAR_HTTP, NULL, NULL))
CORO_YIELD();
{
size_t length;
uint8_t *data = net_http_data(CHEEVOS_VAR_HTTP, &length, false);
if (data)
{
CHEEVOS_VAR_JSON = (char*)malloc(length + 1);
if (CHEEVOS_VAR_JSON)
{
memcpy((void*)CHEEVOS_VAR_JSON, (void*)data, length);
free(data);
CHEEVOS_VAR_JSON[length] = 0;
}
net_http_delete(CHEEVOS_VAR_HTTP);
net_http_connection_free(CHEEVOS_VAR_CONN);
CORO_RET();
}
}
net_http_delete(CHEEVOS_VAR_HTTP);
net_http_connection_free(CHEEVOS_VAR_CONN);
}
RARCH_LOG("[CHEEVOS]: Couldn't connect to server after 5 tries\n");
CORO_RET();
/**************************************************************************
* Info Deactivates the achievements already awarded
* Inputs CHEEVOS_VAR_GAMEID
* Outputs
*************************************************************************/
CORO_SUB(DEACTIVATE)
#ifndef CHEEVOS_DONT_DEACTIVATE
CORO_GOSUB(LOGIN);
/* Deactivate achievements in softcore mode. */
snprintf(
CHEEVOS_VAR_URL, sizeof(CHEEVOS_VAR_URL),
"http://retroachievements.org/dorequest.php?r=unlocks&u=%s&t=%s&g=%u&h=0",
CHEEVOS_VAR_SETTINGS->arrays.cheevos_username,
cheevos_locals.token, CHEEVOS_VAR_GAMEID
);
CHEEVOS_VAR_URL[sizeof(CHEEVOS_VAR_URL) - 1] = 0;
#ifdef CHEEVOS_LOG_URLS
cheevos_log_url("[CHEEVOS]: url to get the list of unlocked cheevos in softcore: %s\n", CHEEVOS_VAR_URL);
#endif
CORO_GOSUB(HTTP_GET);
if (!cheevos_deactivate_unlocks(CHEEVOS_VAR_JSON, CHEEVOS_ACTIVE_SOFTCORE))
RARCH_LOG("[CHEEVOS]: deactivated unlocked achievements in softcore mode.\n");
else
RARCH_ERR("[CHEEVOS]: error deactivating unlocked achievements in softcore mode.\n");
/* Deactivate achievements in hardcore mode. */
snprintf(
CHEEVOS_VAR_URL, sizeof(CHEEVOS_VAR_URL),
"http://retroachievements.org/dorequest.php?r=unlocks&u=%s&t=%s&g=%u&h=1",
CHEEVOS_VAR_SETTINGS->arrays.cheevos_username,
cheevos_locals.token, CHEEVOS_VAR_GAMEID
);
CHEEVOS_VAR_URL[sizeof(CHEEVOS_VAR_URL) - 1] = 0;
#ifdef CHEEVOS_LOG_URLS
cheevos_log_url("[CHEEVOS]: url to get the list of unlocked cheevos in hardcore: %s\n", CHEEVOS_VAR_URL);
#endif
CORO_GOSUB(HTTP_GET);
if (!cheevos_deactivate_unlocks(CHEEVOS_VAR_JSON, CHEEVOS_ACTIVE_HARDCORE))
RARCH_LOG("[CHEEVOS]: deactivated unlocked achievements in hardcore mode.\n");
else
RARCH_ERR("[CHEEVOS]: error deactivating unlocked achievements in hardcore mode.\n");
#endif
CORO_RET();
/**************************************************************************
* Info Posts the "playing" activity to Retro Achievements
* Inputs CHEEVOS_VAR_GAMEID
* Outputs
*************************************************************************/
CORO_SUB(PLAYING)
snprintf(
CHEEVOS_VAR_URL, sizeof(CHEEVOS_VAR_URL),
"http://retroachievements.org/dorequest.php?r=postactivity&u=%s&t=%s&a=3&m=%u",
CHEEVOS_VAR_SETTINGS->arrays.cheevos_username,
cheevos_locals.token, CHEEVOS_VAR_GAMEID
);
CHEEVOS_VAR_URL[sizeof(CHEEVOS_VAR_URL) - 1] = 0;
#ifdef CHEEVOS_LOG_URLS
cheevos_log_url("[CHEEVOS]: url to post the 'playing' activity: %s\n", CHEEVOS_VAR_URL);
#endif
CORO_GOSUB(HTTP_GET);
if (!CHEEVOS_VAR_JSON)
CORO_GOTO(PLAYING);
RARCH_LOG("[CHEEVOS]: posted playing activity.\n");
CORO_RET();
CORO_LEAVE();
}
static void cheevos_task_handler(retro_task_t *task)
{
coro_t *coro = (coro_t*)task->state;
if (!cheevos_iterate(coro))
{
task_set_finished(task, true);
free(CHEEVOS_VAR_DATA);
free((void*)CHEEVOS_VAR_PATH);
free((void*)coro);
}
}
bool cheevos_load(const void *data)
{
retro_task_t *task;
coro_t *coro;
const struct retro_game_info *info;
cheevos_loaded = 0;
if (!cheevos_locals.core_supports || !data)
return false;
coro = (coro_t*)calloc(1, sizeof(*coro));
if (!coro)
return false;
task = (retro_task_t*)calloc(1, sizeof(*task));
if (!task)
{
free((void*)coro);
return false;
}
CORO_SETUP(coro);
info = (const struct retro_game_info*)data;
if (info->data)
{
CHEEVOS_VAR_LEN = info->size;
if (CHEEVOS_VAR_LEN > CHEEVOS_SIZE_LIMIT)
CHEEVOS_VAR_LEN = CHEEVOS_SIZE_LIMIT;
CHEEVOS_VAR_DATA = malloc(CHEEVOS_VAR_LEN);
if (!CHEEVOS_VAR_DATA)
{
free((void*)task);
free((void*)coro);
return false;
}
memcpy(CHEEVOS_VAR_DATA, info->data, CHEEVOS_VAR_LEN);
CHEEVOS_VAR_PATH = NULL;
}
else
{
CHEEVOS_VAR_DATA = NULL;
CHEEVOS_VAR_PATH = strdup(info->path);
}
task->handler = cheevos_task_handler;
task->state = (void*)coro;
task->mute = true;
task->callback = NULL;
task->user_data = NULL;
task->progress = 0;
task->title = NULL;
task_queue_push(task);
return true;
}
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