From 0f803e78faebe21c502fad13920b35fad0d45e80 Mon Sep 17 00:00:00 2001 From: Andrei Karas Date: Thu, 7 Jul 2016 18:37:56 +0300 Subject: Add missing checks into script.c --- src/map/script.c | 268 ++++++++++++++++++++++++++++++++++++++++++------------- 1 file changed, 208 insertions(+), 60 deletions(-) (limited to 'src') diff --git a/src/map/script.c b/src/map/script.c index df6a8d159..7db3736e3 100644 --- a/src/map/script.c +++ b/src/map/script.c @@ -83,12 +83,15 @@ struct script_interface script_s; struct script_interface *script; +static inline int GETVALUE(const struct script_buf *buf, int i) __attribute__((nonnull (1))); static inline int GETVALUE(const struct script_buf *buf, int i) { Assert_ret(VECTOR_LENGTH(*buf) > i + 2); return (int)MakeDWord(MakeWord(VECTOR_INDEX(*buf, i), VECTOR_INDEX(*buf, i+1)), MakeWord(VECTOR_INDEX(*buf, i+2), 0)); } + +static inline void SETVALUE(struct script_buf *buf, int i, int n) __attribute__((nonnull (1))); static inline void SETVALUE(struct script_buf *buf, int i, int n) { Assert_retv(VECTOR_LENGTH(*buf) > i + 2); @@ -158,6 +161,7 @@ const char* script_op2name(int op) { static void script_dump_stack(struct script_state* st) { int i; + nullpo_retv(st); ShowMessage("\tstart = %d\n", st->start); ShowMessage("\tend = %d\n", st->end); ShowMessage("\tdefsp = %d\n", st->stack->defsp); @@ -200,6 +204,7 @@ static void script_dump_stack(struct script_state* st) void script_reportsrc(struct script_state *st) { struct block_list* bl; + nullpo_retv(st); if( st->oid == 0 ) return; //Can't report source. @@ -304,7 +309,7 @@ void script_reportfunc(struct script_state* st) /*========================================== * Output error message *------------------------------------------*/ -static void disp_error_message2(const char *mes,const char *pos,int report) analyzer_noreturn; +static void disp_error_message2(const char *mes,const char *pos,int report) __attribute__((nonnull (1))) analyzer_noreturn; static void disp_error_message2(const char *mes,const char *pos,int report) { script->error_msg = aStrdup(mes); script->error_pos = pos; @@ -333,6 +338,7 @@ void check_event(struct script_state *st, const char *evt) unsigned int calc_hash(const char* p) { unsigned int h; + nullpo_ret(p); #if defined(SCRIPT_HASH_DJB2) h = 5381; while( *p ) // hash*33 + c @@ -368,6 +374,7 @@ unsigned int calc_hash_ci(const char* p) { unsigned int h = 0; #ifdef ENABLE_CASE_CHECK + nullpo_ret(p); #if defined(SCRIPT_HASH_DJB2) h = 5381; while( *p ) // hash*33 + c @@ -422,8 +429,10 @@ int script_search_str(const char* p) return -1; } -void script_casecheck_clear_sub(struct casecheck_data *ccd) { +void script_casecheck_clear_sub(struct casecheck_data *ccd) +{ #ifdef ENABLE_CASE_CHECK + nullpo_retv(ccd); if (ccd->str_data) { aFree(ccd->str_data); ccd->str_data = NULL; @@ -453,6 +462,7 @@ const char *script_casecheck_add_str_sub(struct casecheck_data *ccd, const char #ifdef ENABLE_CASE_CHECK int len; int h = script->calc_hash_ci(p); + nullpo_retr(NULL, ccd); if (ccd->str_hash[h] == 0) { //empty bucket, add new node here ccd->str_hash[h] = ccd->str_num; @@ -744,7 +754,9 @@ const char* script_skip_space(const char* p) /// Skips a word. /// A word consists of undercores and/or alphanumeric characters, /// and valid variable prefixes/postfixes. -const char* skip_word(const char* p) { +const char* skip_word(const char* p) +{ + nullpo_retr(NULL, p); // prefix switch( *p ) { case '@':// temporary char variable @@ -775,6 +787,7 @@ int add_word(const char* p) { size_t len; int i; + nullpo_retr(0, p); // Check for a word len = script->skip_word(p) - p; if( len == 0 ) @@ -805,6 +818,7 @@ const char* parse_callfunc(const char* p, int require_paren, int is_custom) int func; bool macro = false; + nullpo_retr(NULL, p); // is need add check for arg null pointer below? func = script->add_word(p); if (script->str_data[func].type == C_FUNC) { @@ -983,6 +997,7 @@ const char* parse_variable(const char* p) const char *p2 = NULL; const char *var = p; + nullpo_retr(NULL, p); if( ( p[0] == '+' && p[1] == '+' && (type = C_ADD_PRE, true) ) // pre ++ || ( p[0] == '-' && p[1] == '-' && (type = C_SUB_PRE, true) ) // pre -- ) { @@ -1162,9 +1177,12 @@ bool is_number(const char *p) { */ int script_string_dup(char *str) { - int len = (int)strlen(str); + int len; int pos = script->string_list_pos; + nullpo_retr(pos, str); + len = (int)strlen(str); + while (pos+len+1 >= script->string_list_size) { script->string_list_size += (1024*1024)/2; RECREATE(script->string_list,char,script->string_list_size); @@ -1183,6 +1201,7 @@ const char *parse_simpleexpr(const char *p) { p=script->skip_space(p); + nullpo_retr(NULL, p); if (*p == ';' || *p == ',') disp_error_message("parse_simpleexpr: unexpected end of expression",p); if (*p == '(') { @@ -1199,6 +1218,7 @@ const char *parse_simpleexpr(const char *p) const char *parse_simpleexpr_paren(const char *p) { int i = script->syntax.curly_count - 1; + nullpo_retr(NULL, p); if (i >= 0 && script->syntax.curly[i].type == TYPE_ARGLIST) ++script->syntax.curly[i].count; @@ -1227,6 +1247,7 @@ const char *parse_simpleexpr_number(const char *p) char *np = NULL; long long lli; + nullpo_retr(NULL, p); while (*p == '0' && ISDIGIT(p[1])) p++; // Skip leading zeros, we don't support octal literals @@ -1247,6 +1268,7 @@ const char *parse_simpleexpr_string(const char *p) { const char *start_point = p; + nullpo_retr(NULL, p); do { p++; while (*p != '\0' && *p != '"') { @@ -1337,6 +1359,7 @@ void script_add_translatable_string(const struct script_string_buf *string, cons { struct string_translation *st = NULL; + nullpo_retv(string); if (script->syntax.translation_db == NULL || (st = strdb_get(script->syntax.translation_db, VECTOR_DATA(*string))) == NULL) { script->addc(C_STR); @@ -1376,6 +1399,7 @@ const char* script_parse_subexpr(const char* p,int limit) { int op,opl,len; + nullpo_retr(NULL, p); p=script->skip_space(p); if( *p == '-' ) { @@ -1441,6 +1465,7 @@ const char* script_parse_subexpr(const char* p,int limit) *------------------------------------------*/ const char* parse_expr(const char *p) { + nullpo_retr(NULL, p); switch(*p) { case ')': case ';': case ':': case '[': case ']': case '}': @@ -1457,6 +1482,7 @@ const char* parse_line(const char* p) { const char* p2; + nullpo_retr(NULL, p); p=script->skip_space(p); if(*p==';') { //Close decision for if(); for(); while(); @@ -1517,6 +1543,7 @@ const char* parse_line(const char* p) // { ... } Closing process const char* parse_curly_close(const char* p) { + nullpo_retr(NULL, p); if(script->syntax.curly_count <= 0) { disp_error_message("parse_curly_close: unexpected string",p); return p + 1; @@ -1577,6 +1604,7 @@ const char* parse_syntax(const char* p) { const char *p2 = script->skip_word(p); + nullpo_retr(NULL, p); switch(*p) { case 'B': case 'b': @@ -2006,6 +2034,7 @@ const char* parse_syntax_close(const char *p) { // If (...) for (...) hoge (); as to make sure closed closed once again int flag; + nullpo_retr(NULL, p); do { p = script->parse_syntax_close_sub(p,&flag); } while(flag); @@ -2192,6 +2221,7 @@ bool script_get_constant(const char* name, int* value) { int n = script->search_str(name); + nullpo_retr(false, value); if( n == -1 || script->str_data[n].type != C_INT ) {// not found or not a constant return false; @@ -2706,6 +2736,7 @@ struct script_code* parse_script(const char *src,const char *file,int line,int o struct map_session_data *script_rid2sd(struct script_state *st) { struct map_session_data *sd; + nullpo_retr(NULL, st); if( !( sd = map->id2sd(st->rid) ) ) { ShowError("script_rid2sd: fatal error ! player not attached!\n"); script->reportfunc(st); @@ -2756,6 +2787,7 @@ char *get_val_npcscope_str(struct script_state* st, struct reg_db *n, struct scr } char *get_val_instance_str(struct script_state* st, const char* name, struct script_data* data) { + nullpo_retr(NULL, st); if (st->instance_id >= 0) { return (char*)i64db_get(instance->list[st->instance_id].regs.vars, reference_getuid(data)); } else { @@ -2923,6 +2955,7 @@ struct script_data *get_val(struct script_state* st, struct script_data* data) { const void *get_val2(struct script_state *st, int64 uid, struct reg_db *ref) { struct script_data* data; + nullpo_retr(NULL, st); script->push_val(st->stack, C_NAME, uid, ref); data = script_getdatatop(st, -1); script->get_val(st, data); @@ -2938,9 +2971,12 @@ const void *get_val2(struct script_state *st, int64 uid, struct reg_db *ref) void script_array_ensure_zero(struct script_state *st, struct map_session_data *sd, int64 uid, struct reg_db *ref) { const char *name = script->get_str(script_getvarid(uid)); // is here st can be null pointer and st->rid is wrong? - struct reg_db *src = script->array_src(st, sd ? sd : st->rid ? map->id2sd(st->rid) : NULL, name, ref); + struct reg_db *src; bool insert = false; + nullpo_retv(st); + src = script->array_src(st, sd ? sd : st->rid ? map->id2sd(st->rid) : NULL, name, ref); + if (sd && !st) { /* when sd comes, st isn't available */ insert = true; @@ -3022,6 +3058,8 @@ int script_free_array_db(union DBKey key, struct DBData *data, va_list ap) * Clears script_array and removes it from script->array_db **/ void script_array_delete(struct reg_db *src, struct script_array *sa) { + nullpo_retv(src); + nullpo_retv(sa); aFree(sa->members); idb_remove(src->arrays, sa->id); ers_free(script->array_ers, sa); @@ -3034,6 +3072,7 @@ void script_array_delete(struct reg_db *src, struct script_array *sa) { void script_array_remove_member(struct reg_db *src, struct script_array *sa, unsigned int idx) { unsigned int i, cursor; + nullpo_retv(sa); /* its the only member left, no need to do anything other than delete the array data */ if( sa->size == 1 ) { script->array_delete(src,sa); @@ -3058,8 +3097,8 @@ void script_array_remove_member(struct reg_db *src, struct script_array *sa, uns * @param idx the index of the array member being inserted **/ void script_array_add_member(struct script_array *sa, unsigned int idx) { + nullpo_retv(sa); RECREATE(sa->members, unsigned int, ++sa->size); - sa->members[sa->size - 1] = idx; } /** @@ -3069,11 +3108,13 @@ void script_array_add_member(struct script_array *sa, unsigned int idx) { struct reg_db *script_array_src(struct script_state *st, struct map_session_data *sd, const char *name, struct reg_db *ref) { struct reg_db *src = NULL; + nullpo_retr(NULL, name); switch( name[0] ) { /* from player */ default: /* char reg */ case '@':/* temp char reg */ case '#':/* account reg */ + nullpo_retr(NULL, sd); src = &sd->regs; break; case '$':/* map reg */ @@ -3086,6 +3127,7 @@ struct reg_db *script_array_src(struct script_state *st, struct map_session_data src = (name[1] == '@') ? &st->stack->scope : &st->script->local; break; case '\'':/* instance */ + nullpo_retr(NULL, st); if( st->instance_id >= 0 ) { src = &instance->list[st->instance_id].regs; } @@ -3112,6 +3154,7 @@ void script_array_update(struct reg_db *src, int64 num, bool empty) { int id = script_getvarid(num); unsigned int index = script_getvaridx(num); + nullpo_retv(src); if (!src->arrays) { src->arrays = idb_alloc(DB_OPT_BASE); } else { @@ -3151,6 +3194,7 @@ void set_reg_npcscope_str(struct script_state* st, struct reg_db *n, int64 num, { if (n) { + nullpo_retv(str); if (str[0]) { i64db_put(n->vars, num, aStrdup(str)); if (script_getvaridx(num)) @@ -3180,6 +3224,7 @@ void set_reg_npcscope_num(struct script_state* st, struct reg_db *n, int64 num, void set_reg_instance_str(struct script_state* st, int64 num, const char* name, const char *str) { + nullpo_retv(st); if (st->instance_id >= 0) { if (str[0]) { i64db_put(instance->list[st->instance_id].regs.vars, num, aStrdup(str)); @@ -3198,6 +3243,7 @@ void set_reg_instance_str(struct script_state* st, int64 num, const char* name, void set_reg_instance_num(struct script_state* st, int64 num, const char* name, int val) { + nullpo_retv(st); if (st->instance_id >= 0) { if (val != 0) { i64db_iput(instance->list[st->instance_id].regs.vars, num, val); @@ -3230,12 +3276,16 @@ void set_reg_instance_num(struct script_state* st, int64 num, const char* name, *------------------------------------------*/ int set_reg(struct script_state *st, struct map_session_data *sd, int64 num, const char *name, const void *value, struct reg_db *ref) { - char prefix = name[0]; + char prefix; + nullpo_ret(name); + prefix = name[0]; if (strlen(name) > SCRIPT_VARNAME_LENGTH) { ShowError("script:set_reg: variable name too long. '%s'\n", name); - script->reportsrc(st); - st->state = END; + if (st) { + script->reportsrc(st); + st->state = END; + } return 0; } @@ -3418,6 +3468,7 @@ int conv_num(struct script_state *st, struct script_data *data) /// Increases the size of the stack void stack_expand(struct script_stack* stack) { + nullpo_retv(stack); stack->sp_max += 64; stack->stack_data = (struct script_data*)aRealloc(stack->stack_data, stack->sp_max * sizeof(stack->stack_data[0]) ); @@ -3427,6 +3478,7 @@ void stack_expand(struct script_stack* stack) { /// Pushes a value into the stack (with reference) struct script_data* push_val(struct script_stack* stack, enum c_op type, int64 val, struct reg_db *ref) { + nullpo_retr(NULL, stack); if( stack->sp >= stack->sp_max ) script->stack_expand(stack); stack->stack_data[stack->sp].type = type; @@ -3439,6 +3491,7 @@ struct script_data* push_val(struct script_stack* stack, enum c_op type, int64 v /// Pushes a string into the stack struct script_data *push_str(struct script_stack *stack, char *str) { + nullpo_retr(NULL, stack); if( stack->sp >= stack->sp_max ) script->stack_expand(stack); stack->stack_data[stack->sp].type = C_STR; @@ -3451,6 +3504,7 @@ struct script_data *push_str(struct script_stack *stack, char *str) /// Pushes a constant string into the stack struct script_data *push_conststr(struct script_stack *stack, const char *str) { + nullpo_retr(NULL, stack); if( stack->sp >= stack->sp_max ) script->stack_expand(stack); stack->stack_data[stack->sp].type = C_CONSTSTR; @@ -3462,6 +3516,7 @@ struct script_data *push_conststr(struct script_stack *stack, const char *str) /// Pushes a retinfo into the stack struct script_data* push_retinfo(struct script_stack* stack, struct script_retinfo* ri, struct reg_db *ref) { + nullpo_retr(NULL, stack); if( stack->sp >= stack->sp_max ) script->stack_expand(stack); stack->stack_data[stack->sp].type = C_RETINFO; @@ -3473,6 +3528,7 @@ struct script_data* push_retinfo(struct script_stack* stack, struct script_retin /// Pushes a copy of the target position into the stack struct script_data* push_copy(struct script_stack* stack, int pos) { + nullpo_retr(NULL, stack); switch( stack->stack_data[pos].type ) { case C_CONSTSTR: return script->push_conststr(stack, stack->stack_data[pos].u.str); @@ -3497,10 +3553,13 @@ struct script_data* push_copy(struct script_stack* stack, int pos) { /// Removes the values in indexes [start,end[ from the stack. /// Adjusts all stack pointers. void pop_stack(struct script_state* st, int start, int end) { - struct script_stack* stack = st->stack; + struct script_stack* stack; struct script_data* data; int i; + nullpo_retv(st); + stack = st->stack; + if( start < 0 ) start = 0; if( end > stack->sp ) @@ -3636,6 +3695,7 @@ struct script_state* script_alloc_state(struct script_code* rootscript, int pos, /// /// @param st Script state void script_free_state(struct script_state* st) { + nullpo_retv(st); if( idb_exists(script->st_db,st->id) ) { struct map_session_data *sd = st->rid ? map->id2sd(st->rid) : NULL; @@ -3697,6 +3757,7 @@ void script_free_state(struct script_state* st) { * @param ref[in] Reference to be added. */ void script_add_pending_ref(struct script_state *st, struct reg_db *ref) { + nullpo_retv(st); RECREATE(st->pending_refs, struct reg_db*, ++st->pending_ref_count); st->pending_refs[st->pending_ref_count-1] = ref; } @@ -4133,6 +4194,7 @@ int run_func(struct script_state *st) struct script_data* data; int i,start_sp,end_sp,func; + nullpo_retr(1, st); end_sp = st->stack->sp;// position after the last argument for( i = end_sp-1; i > 0 ; --i ) if( st->stack->stack_data[i].type == C_ARG ) @@ -4280,6 +4342,7 @@ int run_script_timer(int tid, int64 tick, int id, intptr_t data) { void script_detach_state(struct script_state* st, bool dequeue_event) { struct map_session_data* sd; + nullpo_retv(st); if(st->rid && (sd = map->id2sd(st->rid))!=NULL) { sd->st = st->bk_st; sd->npc_id = st->bk_npcid; @@ -4313,6 +4376,7 @@ void script_detach_state(struct script_state* st, bool dequeue_event) { void script_attach_state(struct script_state* st) { struct map_session_data* sd; + nullpo_retv(st); if(st->rid && (sd = map->id2sd(st->rid))!=NULL) { if(st!=sd->st) @@ -4348,6 +4412,7 @@ void run_script_main(struct script_state *st) { struct script_stack *stack = st->stack; struct npc_data *nd; + nullpo_retv(st); script->attach_state(st); nd = map->id2nd(st->oid); @@ -4656,6 +4721,7 @@ int script_reg_destroy(union DBKey key, struct DBData *data, va_list ap) { struct script_reg_state *src; + nullpo_ret(data); if( data->type != DB_DATA_PTR )/* got no need for those! */ return 0; @@ -4677,6 +4743,8 @@ int script_reg_destroy(union DBKey key, struct DBData *data, va_list ap) * Clears a single persistent variable **/ void script_reg_destroy_single(struct map_session_data *sd, int64 reg, struct script_reg_state *data) { + nullpo_retv(sd); + nullpo_retv(data); i64db_remove(sd->regs.vars, reg); if( data->type ) { @@ -4691,6 +4759,7 @@ void script_reg_destroy_single(struct map_session_data *sd, int64 reg, struct sc } } unsigned int *script_array_cpy_list(struct script_array *sa) { + nullpo_retr(NULL, sa); if( sa->size > script->generic_ui_array_size ) script->generic_ui_array_expand(sa->size); memcpy(script->generic_ui_array, sa->members, sizeof(unsigned int)*sa->size); @@ -4838,6 +4907,7 @@ void do_final_script(void) **/ uint8 script_add_language(const char *name) { uint8 lang_id = script->max_lang_id; + nullpo_ret(name); RECREATE(script->languages, char *, ++script->max_lang_id); script->languages[lang_id] = aStrdup(name); @@ -5052,6 +5122,8 @@ int script_load_translation(const char *file, uint8 lang_id) int lineno = 0; struct script_string_buf msgid, msgstr; + nullpo_ret(file); + if ((fp = fopen(file,"rb")) == NULL) { ShowError("load_translation: failed to open '%s' for reading\n",file); return 0; @@ -5343,6 +5415,7 @@ int script_reload(void) const char *script_getfuncname(struct script_state *st) { struct script_data *data; + nullpo_retr(NULL, st); data = &st->stack->stack_data[st->start]; if( data->type == C_NAME && script->str_data[data->u.num].type == C_FUNC ) @@ -5372,6 +5445,7 @@ bool script_sprintf(struct script_state *st, int start, struct StringBuf *out) int lastarg = start; int argc = script_lastdata(st) + 1; + nullpo_retr(-1, out); Assert_retr(-1, start >= 2 && start <= argc); Assert_retr(-1, script_hasdata(st, start)); @@ -5692,6 +5766,7 @@ int menu_countoptions(const char* str, int max_count, int* total) int count = 0; int bogus_total; + nullpo_ret(str); if( total == NULL ) total = &bogus_total; ++(*total); @@ -6622,7 +6697,8 @@ BUILDIN(itemheal) } sd = script->rid2sd(st); - if (!sd) return true; + if (sd == NULL) + return true; pc->itemheal(sd,sd->itemid,hp,sp); return true; } @@ -7939,7 +8015,11 @@ BUILDIN(makeitem) void buildin_delitem_delete(struct map_session_data* sd, int idx, int* amount, bool delete_items) { int delamount; - struct item* inv = &sd->status.inventory[idx]; + struct item* inv; + + nullpo_retv(sd); + nullpo_retv(amount); + inv = &sd->status.inventory[idx]; delamount = ( amount[0] < inv->amount ) ? amount[0] : inv->amount; @@ -7966,6 +8046,8 @@ bool buildin_delitem_search(struct map_session_data* sd, struct item* it, bool e int i, amount; struct item* inv; + nullpo_retr(false, sd); + nullpo_retr(false, it); // prefer always non-equipped items it->equip = 0; @@ -9232,7 +9314,8 @@ BUILDIN(bonus) { return true; } -BUILDIN(autobonus) { +BUILDIN(autobonus) +{ unsigned int dur; short rate; short atk_type = 0; @@ -9241,7 +9324,7 @@ BUILDIN(autobonus) { if (sd == NULL) return true; // no player attached - if( sd->state.autobonus&sd->status.inventory[status->current_equip_item_index].equip ) + if (status->current_equip_item_index < 0 || sd->state.autobonus&sd->status.inventory[status->current_equip_item_index].equip) return true; rate = script_getnum(st,3); @@ -9266,7 +9349,8 @@ BUILDIN(autobonus) { return true; } -BUILDIN(autobonus2) { +BUILDIN(autobonus2) +{ unsigned int dur; short rate; short atk_type = 0; @@ -9275,7 +9359,7 @@ BUILDIN(autobonus2) { if (sd == NULL) return true; // no player attached - if( sd->state.autobonus&sd->status.inventory[status->current_equip_item_index].equip ) + if (status->current_equip_item_index < 0 || sd->state.autobonus&sd->status.inventory[status->current_equip_item_index].equip) return true; rate = script_getnum(st,3); @@ -9300,7 +9384,8 @@ BUILDIN(autobonus2) { return true; } -BUILDIN(autobonus3) { +BUILDIN(autobonus3) +{ unsigned int dur; short rate,atk_type; const char *bonus_script, *other_script = NULL; @@ -9308,7 +9393,7 @@ BUILDIN(autobonus3) { if (sd == NULL) return true; // no player attached - if( sd->state.autobonus&sd->status.inventory[status->current_equip_item_index].equip ) + if (status->current_equip_item_index < 0 || sd->state.autobonus&sd->status.inventory[status->current_equip_item_index].equip) return true; rate = script_getnum(st,3); @@ -9405,6 +9490,9 @@ BUILDIN(guildskill) { skill_id = ( script_isstringtype(st,2) ? skill->name2id(script_getstr(st,2)) : script_getnum(st,2) ); level = script_getnum(st,3); + if (skill_id < GD_SKILLBASE || skill_id > GD_MAX) + return true; // not guild skill + id = skill_id - GD_SKILLBASE; max_points = guild->skill_get_max(skill_id); @@ -11089,6 +11177,7 @@ BUILDIN(getmapusers) { int buildin_getareausers_sub(struct block_list *bl,va_list ap) { int *users=va_arg(ap,int *); + nullpo_ret(users); (*users)++; return 0; } @@ -11919,6 +12008,7 @@ BUILDIN(getwaitingroomstate) case 0: for (i = 0; i < cd->users; i++) { struct map_session_data *sd = cd->usersd[i]; + nullpo_retr(false, sd); mapreg->setreg(reference_uid(script->add_str("$@chatmembers"), i), sd->bl.id); } script_pushint(st, cd->users); @@ -11974,6 +12064,7 @@ BUILDIN(warpwaitingpc) for (i = 0; i < n && cd->users > 0; i++) { struct map_session_data *sd = cd->usersd[0]; + nullpo_retr(false, sd); if (strcmp(map_name,"SavePoint") == 0 && map->list[sd->bl.m].flag.noteleport) { // can't teleport on this map break; @@ -13718,6 +13809,7 @@ int playbgm_foreachpc_sub(struct map_session_data* sd, va_list args) { const char* name = va_arg(args, const char*); + nullpo_ret(name); clif->playBGM(sd, name); return 0; } @@ -15035,7 +15127,10 @@ BUILDIN(getrefine) if (sd == NULL) return true; - script_pushint(st,sd->status.inventory[status->current_equip_item_index].refine); + if (status->current_equip_item_index < 0) + script_pushint(st, 0); + else + script_pushint(st, sd->status.inventory[status->current_equip_item_index].refine); return true; } @@ -15986,6 +16081,10 @@ BUILDIN(sqrt) //[zBuffer] { double i, a; i = script_getnum(st,2); + if (i < 0) { + ShowError("sqrt from negative value\n"); + return false; + } a = sqrt(i); script_pushint(st,(int)a); return true; @@ -18043,7 +18142,8 @@ BUILDIN(bg_getareausers) return true; } -BUILDIN(bg_updatescore) { +BUILDIN(bg_updatescore) +{ const char *str; int16 m; @@ -18085,7 +18185,8 @@ BUILDIN(bg_get_data) * Instancing Script Commands *------------------------------------------*/ -BUILDIN(instance_create) { +BUILDIN(instance_create) +{ const char *name; int owner_id, res; int type = IOT_PARTY; @@ -18121,7 +18222,8 @@ BUILDIN(instance_create) { return true; } -BUILDIN(instance_destroy) { +BUILDIN(instance_destroy) +{ int instance_id = -1; if( script_hasdata(st, 2) ) @@ -18220,7 +18322,8 @@ BUILDIN(instance_set_timeout) return true; } -BUILDIN(instance_init) { +BUILDIN(instance_init) +{ int instance_id = script_getnum(st, 2); if( !instance->valid(instance_id) ) { @@ -18268,7 +18371,8 @@ BUILDIN(instance_announce) return true; } -BUILDIN(instance_npcname) { +BUILDIN(instance_npcname) +{ const char *str; int instance_id = -1; struct npc_data *nd; @@ -18292,7 +18396,8 @@ BUILDIN(instance_npcname) { return true; } -BUILDIN(has_instance) { +BUILDIN(has_instance) +{ struct map_session_data *sd; const char *str; int16 m; @@ -18381,7 +18486,9 @@ int buildin_instance_warpall_sub(struct block_list *bl, va_list ap) return 0; } -BUILDIN(instance_warpall) { + +BUILDIN(instance_warpall) +{ int16 m; int instance_id = -1; const char *mapn; @@ -18589,10 +18696,12 @@ int buildin_mobuseskill_sub(struct block_list *bl, va_list ap) return 0; } + /*========================================== * areamobuseskill "Map Name",,,,,"Skill Name"/,,,,,; *------------------------------------------*/ -BUILDIN(areamobuseskill) { +BUILDIN(areamobuseskill) +{ struct block_list center; int16 m; int range,mobid,skill_id,skill_lv,casttime,emotion,target,cancel; @@ -18657,8 +18766,7 @@ BUILDIN(pushpc) dir = script_getnum(st,2); cells = script_getnum(st,3); - if(dir>7) - { + if (dir > 7) { ShowWarning("buildin_pushpc: Invalid direction %d specified.\n", dir); script->reportsrc(st); @@ -18813,7 +18921,8 @@ BUILDIN(setcashmount) * Retrieves quantity of arguments provided to callfunc/callsub. * getargcount() -> amount of arguments received in a function **/ -BUILDIN(getargcount) { +BUILDIN(getargcount) +{ struct script_retinfo* ri; if( st->stack->defsp < 1 || st->stack->stack_data[st->stack->defsp - 1].type != C_RETINFO ) { @@ -18827,10 +18936,12 @@ BUILDIN(getargcount) { return true; } + /** * getcharip(//) **/ -BUILDIN(getcharip) { +BUILDIN(getcharip) +{ struct map_session_data* sd = NULL; /* check if a character name is specified */ @@ -18853,7 +18964,7 @@ BUILDIN(getcharip) { return false; } - if (sd->fd == 0 || sockt->session[sd->fd] == NULL || sockt->session[sd->fd]->client_addr == 0) { + if (sd->fd <= 0 || sockt->session[sd->fd] == NULL || sockt->session[sd->fd]->client_addr == 0) { script_pushconststr(st, ""); } else { uint32 ip = sockt->session[sd->fd]->client_addr; @@ -18863,10 +18974,12 @@ BUILDIN(getcharip) { return true; } + /** * is_function() -> 1 if function exists, 0 otherwise **/ -BUILDIN(is_function) { +BUILDIN(is_function) +{ const char* str = script_getstr(st,2); if( strdb_exists(script->userfunc_db, str) ) @@ -18876,11 +18989,12 @@ BUILDIN(is_function) { return true; } + /** * freeloop() -> toggles this script instance's looping-check ability **/ -BUILDIN(freeloop) { - +BUILDIN(freeloop) +{ if( script_getnum(st,2) ) st->freeloop = 1; else @@ -18891,7 +19005,8 @@ BUILDIN(freeloop) { return true; } -BUILDIN(sit) { +BUILDIN(sit) +{ struct map_session_data *sd = NULL; if (script_hasdata(st, 2)) @@ -18911,7 +19026,8 @@ BUILDIN(sit) { return true; } -BUILDIN(stand) { +BUILDIN(stand) +{ struct map_session_data *sd = NULL; if (script_hasdata(st, 2)) @@ -18931,7 +19047,8 @@ BUILDIN(stand) { return true; } -BUILDIN(issit) { +BUILDIN(issit) +{ struct map_session_data *sd = NULL; if (script_hasdata(st, 2)) @@ -18952,7 +19069,8 @@ BUILDIN(issit) { /** * @commands (script based) **/ -BUILDIN(bindatcmd) { +BUILDIN(bindatcmd) +{ const char* atcmd; const char* eventName; int i, group_lv = 0, group_lv_char = 99; @@ -19002,7 +19120,8 @@ BUILDIN(bindatcmd) { return true; } -BUILDIN(unbindatcmd) { +BUILDIN(unbindatcmd) +{ const char* atcmd; int i = 0; @@ -19043,7 +19162,8 @@ BUILDIN(unbindatcmd) { return true; } -BUILDIN(useatcmd) { +BUILDIN(useatcmd) +{ struct map_session_data *sd, *dummy_sd = NULL; int fd; const char* cmd; @@ -19081,7 +19201,8 @@ BUILDIN(useatcmd) { } /* getrandgroupitem , */ -BUILDIN(getrandgroupitem) { +BUILDIN(getrandgroupitem) +{ struct item_data *data = NULL; struct map_session_data *sd = NULL; int nameid = script_getnum(st, 2); @@ -19134,8 +19255,8 @@ BUILDIN(getrandgroupitem) { /* cleanmap ; * cleanarea , , , , ; */ -int script_cleanfloor_sub(struct block_list *bl, va_list ap) { - nullpo_ret(bl); +int script_cleanfloor_sub(struct block_list *bl, va_list ap) +{ map->clearflooritem(bl); return 0; @@ -19166,6 +19287,7 @@ BUILDIN(cleanmap) return true; } + /* Cast a skill on the attached player. * npcskill , , , ; * npcskill "", , , ; */ @@ -19215,7 +19337,8 @@ BUILDIN(npcskill) /* Turns a player into a monster and grants SC attribute effect. [malufett/Hercules] * montransform , , , , , , ; */ -BUILDIN(montransform) { +BUILDIN(montransform) +{ int tick; enum sc_type type; struct block_list* bl; @@ -19938,7 +20061,8 @@ BUILDIN(bg_match_over) return true; } -BUILDIN(instance_mapname) { +BUILDIN(instance_mapname) +{ const char *map_name; int m; short instance_id = -1; @@ -19958,10 +20082,12 @@ BUILDIN(instance_mapname) { return true; } + /* modify an instances' reload-spawn point */ /* instance_set_respawn ,,{,} */ /* returns 1 when successful, 0 otherwise. */ -BUILDIN(instance_set_respawn) { +BUILDIN(instance_set_respawn) +{ const char *map_name; short instance_id = -1; short mid; @@ -20002,6 +20128,7 @@ BUILDIN(instance_set_respawn) { } return true; } + /** * @call openshop({NPC Name}); * @@ -20037,13 +20164,15 @@ BUILDIN(openshop) return true; } + /** * @call sellitem ,{,price{,qty}}; * * adds (or modifies if present) to shop * if price not provided (or -1) uses the item's value_sell **/ -BUILDIN(sellitem) { +BUILDIN(sellitem) +{ struct npc_data *nd; struct item_data *it; int i = 0, id = script_getnum(st,2); @@ -20110,6 +20239,7 @@ BUILDIN(sellitem) { return true; } + /** * @call stopselling ; * @@ -20117,7 +20247,8 @@ BUILDIN(sellitem) { * * @return 1 on success, 0 otherwise **/ -BUILDIN(stopselling) { +BUILDIN(stopselling) +{ struct npc_data *nd; int i, id = script_getnum(st,2); @@ -20160,6 +20291,7 @@ BUILDIN(stopselling) { return true; } + /** * @call setcurrency {,}; * @@ -20182,6 +20314,7 @@ BUILDIN(setcurrency) return true; } + /** * @call tradertype(); * @@ -20189,7 +20322,8 @@ BUILDIN(setcurrency) * check enum npc_shop_types for list * cleans shop list on use **/ -BUILDIN(tradertype) { +BUILDIN(tradertype) +{ int type = script_getnum(st, 2); struct npc_data *nd; @@ -20225,12 +20359,14 @@ BUILDIN(tradertype) { return true; } + /** * @call purchaseok(); * * signs the transaction can proceed **/ -BUILDIN(purchaseok) { +BUILDIN(purchaseok) +{ struct npc_data *nd; if( !(nd = map->id2nd(st->oid)) || !nd->u.scr.shop ) { @@ -20242,12 +20378,14 @@ BUILDIN(purchaseok) { return true; } + /** * @call shopcount(); * * @return number of available items in the script's attached shop **/ -BUILDIN(shopcount) { +BUILDIN(shopcount) +{ struct npc_data *nd; int id = script_getnum(st, 2); unsigned short i; @@ -20305,7 +20443,8 @@ BUILDIN(channelmes) Display script message showscript ""{,}; */ -BUILDIN(showscript) { +BUILDIN(showscript) +{ struct block_list *bl = NULL; const char *msg = script_getstr(st, 2); int id = 0; @@ -20342,8 +20481,10 @@ BUILDIN(mergeitem) return true; } + /** place holder for the translation macro **/ -BUILDIN(_) { +BUILDIN(_) +{ return true; } @@ -20353,7 +20494,8 @@ BUILDIN(activatepset); BUILDIN(deactivatepset); BUILDIN(deletepset); -BUILDIN(pcre_match) { +BUILDIN(pcre_match) +{ const char *input = script_getstr(st, 2); const char *regex = script_getstr(st, 3); @@ -20369,7 +20511,8 @@ BUILDIN(pcre_match) { * (i.e. a plugin overriding a built-in function) * @return Whether the function was successfully added. */ -bool script_add_builtin(const struct script_function *buildin, bool override) { +bool script_add_builtin(const struct script_function *buildin, bool override) +{ int n = 0, offset = 0; size_t slen; if( !buildin ) { @@ -20450,7 +20593,8 @@ bool script_add_builtin(const struct script_function *buildin, bool override) { return true; } -bool script_hp_add(char *name, char *args, bool (*func)(struct script_state *st), bool isDeprecated) { +bool script_hp_add(char *name, char *args, bool (*func)(struct script_state *st), bool isDeprecated) +{ struct script_function buildin; buildin.name = name; buildin.arg = args; @@ -20470,6 +20614,7 @@ void script_run_use_script(struct map_session_data *sd, struct item_data *data, */ void script_run_use_script(struct map_session_data *sd, struct item_data *data, int oid) { + nullpo_retv(data); script->current_item_id = data->nameid; script->run(data->script, 0, sd->bl.id, oid); script->current_item_id = 0; @@ -21043,7 +21188,8 @@ void script_parse_builtin(void) { #undef BUILDIN_DEF #undef BUILDIN_DEF2 -void script_label_add(int key, int pos) { +void script_label_add(int key, int pos) +{ int idx = script->label_count; if( script->labels_size == script->label_count ) { @@ -21222,7 +21368,8 @@ void script_hardcoded_constants(void) /** * a mapindex_name2id wrapper meant to help with invalid name handling **/ -unsigned short script_mapindexname2id (struct script_state *st, const char* name) { +unsigned short script_mapindexname2id (struct script_state *st, const char* name) +{ unsigned short index; if( !(index=mapindex->name2id(name)) ) { @@ -21232,7 +21379,8 @@ unsigned short script_mapindexname2id (struct script_state *st, const char* name return index; } -void script_defaults(void) { +void script_defaults(void) +{ // aegis->athena slot position conversion table unsigned int equip[SCRIPT_EQUIP_TABLE_SIZE] = {EQP_HEAD_TOP,EQP_ARMOR,EQP_HAND_L,EQP_HAND_R,EQP_GARMENT,EQP_SHOES,EQP_ACC_L,EQP_ACC_R,EQP_HEAD_MID,EQP_HEAD_LOW,EQP_COSTUME_HEAD_LOW,EQP_COSTUME_HEAD_MID,EQP_COSTUME_HEAD_TOP,EQP_COSTUME_GARMENT,EQP_SHADOW_ARMOR, EQP_SHADOW_WEAPON, EQP_SHADOW_SHIELD, EQP_SHADOW_SHOES, EQP_SHADOW_ACC_R, EQP_SHADOW_ACC_L}; -- cgit v1.2.3-70-g09d2