Add safe_strncpy function

safe_strncpy is similar to strncpy, but makes sure buffer is
null-terminated. Update most of project to use this updated function to
prevent illegal memory accesses.
This commit is contained in:
Michał Janiszewski 2015-10-30 15:18:29 +01:00
parent 653c2b2701
commit 9284930d7e
41 changed files with 208 additions and 160 deletions

View File

@ -30,6 +30,7 @@
#include "audio.h"
#include "mixer.h"
#include "../openrct2.h"
#include "../util/util.h"
int gAudioDeviceCount;
audio_device *gAudioDevices = NULL;
@ -72,13 +73,13 @@ void audio_get_devices()
gAudioDeviceCount++;
gAudioDevices = malloc(gAudioDeviceCount * sizeof(audio_device));
strcpy(gAudioDevices[0].name, language_get_string(5510));
safe_strncpy(gAudioDevices[0].name, language_get_string(5510), AUDIO_DEVICE_NAME_SIZE);
for (i = 1; i < gAudioDeviceCount; i++) {
const char *utf8_name = SDL_GetAudioDeviceName(i - 1, SDL_FALSE);
if (utf8_name == NULL)
utf8_name = language_get_string(5511);
strcpy(gAudioDevices[i].name, utf8_name);
safe_strncpy(gAudioDevices[i].name, utf8_name, AUDIO_DEVICE_NAME_SIZE);
}
}
}

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@ -24,8 +24,10 @@
#include "../common.h"
#include "../world/sprite.h"
#define AUDIO_DEVICE_NAME_SIZE 256
typedef struct {
char name[256];
char name[AUDIO_DEVICE_NAME_SIZE];
} audio_device;
extern int gAudioDeviceCount;

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@ -108,7 +108,7 @@ int cmdline_run(const char **argv, int argc)
if (server != NULL) {
gNetworkStart = NETWORK_MODE_CLIENT;
strncpy(gNetworkStartHost, server, sizeof(gNetworkStartHost));
safe_strncpy(gNetworkStartHost, server, sizeof(gNetworkStartHost));
}
#endif // DISABLE_NETWORK
@ -152,7 +152,7 @@ static int cmdline_for_edit(const char **argv, int argc)
{
gOpenRCT2StartupAction = STARTUP_ACTION_EDIT;
if (argc >= 1)
strcpy(gOpenRCT2StartupActionPath, argv[0]);
safe_strncpy(gOpenRCT2StartupActionPath, argv[0], 512);
return 0;
}
@ -163,7 +163,7 @@ static int cmdline_for_none(const char **argv, int argc)
if (platform_file_exists(argv[0])) {
gOpenRCT2StartupAction = STARTUP_ACTION_OPEN;
strcpy(gOpenRCT2StartupActionPath, argv[0]);
safe_strncpy(gOpenRCT2StartupActionPath, argv[0], 512);
return 0;
} else {
fprintf(stderr, "error: %s does not exist\n", argv[0]);

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@ -491,7 +491,7 @@ int cmdline_for_sprite(const char **argv, int argc)
int maxIndex = (int)spriteFileHeader.num_entries;
int numbers = (int)floor(log(maxIndex));
strncpy(outputPath, argv[2], MAX_PATH);
safe_strncpy(outputPath, argv[2], MAX_PATH);
int pathLen = strlen(outputPath);
if (pathLen >= MAX_PATH - numbers - 5){
@ -502,7 +502,7 @@ int cmdline_for_sprite(const char **argv, int argc)
for (int x = 0; x < numbers; x++){
outputPath[pathLen + x] = '0';
}
strncpy(outputPath + pathLen + numbers, ".png", MAX_PATH);
safe_strncpy(outputPath + pathLen + numbers, ".png", MAX_PATH);
for (int spriteIndex = 0; spriteIndex < maxIndex; spriteIndex++){
@ -604,7 +604,7 @@ int cmdline_for_sprite(const char **argv, int argc)
int i = 0;
do {
// Create image path
strcpy(imagePath, resourcePath);
safe_strncpy(imagePath, resourcePath, MAX_PATH);
if (resourcePath[resourceLength - 1] == '/' || resourcePath[resourceLength - 1] == '\\')
imagePath[resourceLength - 1] = 0;
sprintf(imagePath, "%s%c%d.png", imagePath, platform_get_path_separator(), i);

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@ -758,7 +758,7 @@ static bool config_find_rct2_path(utf8 *resultPath)
for (i = 0; i < countof(searchLocations); i++) {
if (platform_original_game_data_exists(searchLocations[i])) {
strcpy(resultPath, searchLocations[i]);
safe_strncpy(resultPath, searchLocations[i], MAX_PATH);
return true;
}
}
@ -774,7 +774,7 @@ bool config_find_or_browse_install_directory()
if (config_find_rct2_path(path)) {
SafeFree(gConfigGeneral.game_path);
gConfigGeneral.game_path = malloc(strlen(path) + 1);
strcpy(gConfigGeneral.game_path, path);
safe_strncpy(gConfigGeneral.game_path, path, MAX_PATH);
} else {
platform_show_messagebox("Unable to find RCT2 installation directory. Please select the directory where you installed RCT2!");
installPath = platform_open_directory_browser("Please select your RCT2 directory");
@ -1005,7 +1005,7 @@ void themes_set_default()
gConfigThemes.presets = malloc(sizeof(theme_preset) * gConfigThemes.num_presets);
// Set RCT2 theme
strcpy(gConfigThemes.presets[0].name, language_get_string(2741));
safe_strncpy(gConfigThemes.presets[0].name, language_get_string(2741), THEME_PRESET_NAME_SIZE);
gConfigThemes.presets[0].windows = malloc(sizeof(theme_window) * gNumThemeWindows);
// Define the defaults for RCT2 here
@ -1019,7 +1019,7 @@ void themes_set_default()
}
// Set RCT1 theme
strcpy(gConfigThemes.presets[1].name, language_get_string(2740));
safe_strncpy(gConfigThemes.presets[1].name, language_get_string(2740), THEME_PRESET_NAME_SIZE);
gConfigThemes.presets[1].windows = malloc(sizeof(theme_window) * gNumThemeWindows);
// Define the defaults for RCT1 here
@ -1113,7 +1113,7 @@ bool themes_open(const_utf8string path)
if (preset == gConfigThemes.num_presets) {
gConfigThemes.num_presets++;
gConfigThemes.presets = realloc(gConfigThemes.presets, sizeof(theme_preset) * gConfigThemes.num_presets);
strcpy(gConfigThemes.presets[preset].name, path_get_filename(path));
safe_strncpy(gConfigThemes.presets[preset].name, path_get_filename(path), THEME_PRESET_NAME_SIZE);
path_remove_extension(gConfigThemes.presets[preset].name);
gConfigThemes.presets[preset].windows = malloc(sizeof(theme_window) * gNumThemeWindows);
gConfigThemes.presets[preset].features.rct1_ride_lights = false;
@ -1406,7 +1406,7 @@ static void title_sequence_open(const char *path, const char *customName)
char separator = platform_get_path_separator();
// Check for the script file
strcpy(scriptPath, path);
safe_strncpy(scriptPath, path, MAX_PATH);
strcat(scriptPath, "script.txt");
if (!platform_file_exists(scriptPath)) {
// No script file, title sequence is invalid
@ -1427,7 +1427,7 @@ static void title_sequence_open(const char *path, const char *customName)
if (customName == NULL) {
char nameBuffer[MAX_PATH], *name;
strcpy(nameBuffer, path);
safe_strncpy(nameBuffer, path, MAX_PATH);
name = nameBuffer + strlen(nameBuffer) - 1;
while (*name == '\\' || *name == '/') {
*name = 0;
@ -1436,12 +1436,12 @@ static void title_sequence_open(const char *path, const char *customName)
while (*(name - 1) != '\\' && *(name - 1) != '/') {
name--;
}
strcpy(gConfigTitleSequences.presets[preset].name, name);
safe_strncpy(gConfigTitleSequences.presets[preset].name, name, TITLE_SEQUENCE_NAME_SIZE);
gConfigTitleSequences.presets[preset].path[0] = 0;
}
else {
strcpy(gConfigTitleSequences.presets[preset].name, customName);
strcpy(gConfigTitleSequences.presets[preset].path, path);
safe_strncpy(gConfigTitleSequences.presets[preset].name, customName, TITLE_SEQUENCE_NAME_SIZE);
safe_strncpy(gConfigTitleSequences.presets[preset].path, path, MAX_PATH);
}
gConfigTitleSequences.presets[preset].saves = malloc(0);
@ -1451,23 +1451,23 @@ static void title_sequence_open(const char *path, const char *customName)
}
// Get the save file list
strcpy(titlePath, path);
safe_strncpy(titlePath, path, MAX_PATH);
strcat(titlePath, "*.sv6");
fileEnumHandle = platform_enumerate_files_begin(titlePath);
while (platform_enumerate_files_next(fileEnumHandle, &fileInfo)) {
gConfigTitleSequences.presets[preset].num_saves++;
gConfigTitleSequences.presets[preset].saves = realloc(gConfigTitleSequences.presets[preset].saves, sizeof(char[TITLE_SEQUENCE_MAX_SAVE_LENGTH]) * (size_t)gConfigTitleSequences.presets[preset].num_saves);
strncpy(gConfigTitleSequences.presets[preset].saves[gConfigTitleSequences.presets[preset].num_saves - 1], fileInfo.path, TITLE_SEQUENCE_MAX_SAVE_LENGTH);
safe_strncpy(gConfigTitleSequences.presets[preset].saves[gConfigTitleSequences.presets[preset].num_saves - 1], fileInfo.path, TITLE_SEQUENCE_MAX_SAVE_LENGTH);
gConfigTitleSequences.presets[preset].saves[gConfigTitleSequences.presets[preset].num_saves - 1][TITLE_SEQUENCE_MAX_SAVE_LENGTH - 1] = '\0';
}
platform_enumerate_files_end(fileEnumHandle);
strcpy(titlePath, path);
safe_strncpy(titlePath, path, MAX_PATH);
strcat(titlePath, "*.sc6");
fileEnumHandle = platform_enumerate_files_begin(titlePath);
while (platform_enumerate_files_next(fileEnumHandle, &fileInfo)) {
gConfigTitleSequences.presets[preset].num_saves++;
gConfigTitleSequences.presets[preset].saves = realloc(gConfigTitleSequences.presets[preset].saves, sizeof(char[TITLE_SEQUENCE_MAX_SAVE_LENGTH]) * (size_t)gConfigTitleSequences.presets[preset].num_saves);
strncpy(gConfigTitleSequences.presets[preset].saves[gConfigTitleSequences.presets[preset].num_saves - 1], fileInfo.path, TITLE_SEQUENCE_MAX_SAVE_LENGTH);
safe_strncpy(gConfigTitleSequences.presets[preset].saves[gConfigTitleSequences.presets[preset].num_saves - 1], fileInfo.path, TITLE_SEQUENCE_MAX_SAVE_LENGTH);
gConfigTitleSequences.presets[preset].saves[gConfigTitleSequences.presets[preset].num_saves - 1][TITLE_SEQUENCE_MAX_SAVE_LENGTH - 1] = '\0';
}
platform_enumerate_files_end(fileEnumHandle);

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@ -230,9 +230,10 @@ typedef struct {
uint8 rct1_scenario_font;
} theme_features;
#define THEME_PRESET_NAME_SIZE 256
typedef struct theme_preset {
char name[256];
char name[THEME_PRESET_NAME_SIZE];
theme_window *windows;
// Add structures for any other settings here
@ -260,8 +261,10 @@ typedef struct {
uint8 y; // LOCATION
} title_command;
#define TITLE_SEQUENCE_NAME_SIZE 256
typedef struct {
char name[256];
char name[TITLE_SEQUENCE_NAME_SIZE];
char path[MAX_PATH]; // Needed for non-modifiable presets
char (*saves)[TITLE_SEQUENCE_MAX_SAVE_LENGTH];
title_command *commands;

View File

@ -90,7 +90,7 @@ void editor_load()
gfx_invalidate_screen();
RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_AGE, sint16) = 0;
strcpy((char*)RCT2_ADDRESS_SCENARIO_NAME, language_get_string(2749));
safe_strncpy((char*)RCT2_ADDRESS_SCENARIO_NAME, language_get_string(2749), 0x40);
}
/**
@ -105,7 +105,7 @@ static int show_convert_saved_game_to_scenario_dialog(char *resultPath)
char filterName[256];
format_string(title, STR_CONVERT_SAVED_GAME_TO_SCENARIO_1038, NULL);
strcpy(filename, RCT2_ADDRESS(RCT2_ADDRESS_SAVED_GAMES_PATH, char));
safe_strncpy(filename, RCT2_ADDRESS(RCT2_ADDRESS_SAVED_GAMES_PATH, char), MAX_PATH);
format_string(filterName, STR_RCT2_SAVED_GAME, NULL);
pause_sounds();
@ -113,7 +113,7 @@ static int show_convert_saved_game_to_scenario_dialog(char *resultPath)
unpause_sounds();
if (result)
strcpy(resultPath, filename);
safe_strncpy(resultPath, filename, MAX_PATH);
return result;
}
@ -142,8 +142,8 @@ void editor_convert_save_to_scenario()
RCT2_GLOBAL(RCT2_ADDRESS_PARK_FLAGS, uint32) &= ~PARK_FLAGS_NO_MONEY_SCENARIO;
RCT2_GLOBAL(RCT2_ADDRESS_PARK_FLAGS, uint32) |= PARK_FLAGS_NO_MONEY;
strcpy(s6Info->name, (const char*)RCT2_ADDRESS_SCENARIO_NAME);
strcpy(s6Info->details, (const char*)RCT2_ADDRESS_SCENARIO_DETAILS);
safe_strncpy(s6Info->name, (const char*)RCT2_ADDRESS_SCENARIO_NAME, 64);
safe_strncpy(s6Info->details, (const char*)RCT2_ADDRESS_SCENARIO_DETAILS, 256);
s6Info->objective_type = RCT2_GLOBAL(RCT2_ADDRESS_OBJECTIVE_TYPE, uint8);
s6Info->objective_arg_1 = RCT2_GLOBAL(RCT2_ADDRESS_OBJECTIVE_YEAR, uint8);
s6Info->objective_arg_2 = RCT2_GLOBAL(RCT2_ADDRESS_OBJECTIVE_CURRENCY, sint32);

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@ -590,7 +590,7 @@ static int open_landscape_file_dialog()
{
int result;
format_string((char*)RCT2_ADDRESS_COMMON_STRING_FORMAT_BUFFER, STR_LOAD_LANDSCAPE_DIALOG_TITLE, 0);
strcpy((char*)0x0141EF68, (char*)RCT2_ADDRESS_LANDSCAPES_PATH);
safe_strncpy((char*)0x0141EF68, (char*)RCT2_ADDRESS_LANDSCAPES_PATH, MAX_PATH);
format_string((char*)0x0141EE68, STR_RCT2_LANDSCAPE_FILE, 0);
pause_sounds();
result = platform_open_common_file_dialog(1, (char*)RCT2_ADDRESS_COMMON_STRING_FORMAT_BUFFER, (char*)0x0141EF68, "*.SV6;*.SV4;*.SC6", (char*)0x0141EE68);
@ -607,7 +607,7 @@ static int open_load_game_dialog()
{
int result;
format_string((char*)RCT2_ADDRESS_COMMON_STRING_FORMAT_BUFFER, STR_LOAD_GAME_DIALOG_TITLE, 0);
strcpy((char*)0x0141EF68, (char*)RCT2_ADDRESS_SAVED_GAMES_PATH);
safe_strncpy((char*)0x0141EF68, (char*)RCT2_ADDRESS_SAVED_GAMES_PATH, MAX_PATH);
format_string((char*)0x0141EE68, STR_RCT2_SAVED_GAME, 0);
pause_sounds();
result = platform_open_common_file_dialog(1, (char*)RCT2_ADDRESS_COMMON_STRING_FORMAT_BUFFER, (char*)0x0141EF68, "*.SV6", (char*)0x0141EE68);
@ -639,7 +639,7 @@ static void load_landscape()
strcpy(esi, ".SC6");
break;
}
strcpy((char*)RCT2_ADDRESS_SAVED_GAMES_PATH_2, (char*)0x0141EF68);
safe_strncpy((char*)RCT2_ADDRESS_SAVED_GAMES_PATH_2, (char*)0x0141EF68, MAX_PATH);
editor_load_landscape((char*)0x0141EF68);
if (1) {
@ -874,10 +874,10 @@ int game_load_save(const char *path)
{
log_verbose("loading saved game, %s", path);
strcpy((char*)0x0141EF68, path);
strcpy((char*)RCT2_ADDRESS_SAVED_GAMES_PATH_2, path);
safe_strncpy((char*)0x0141EF68, path, MAX_PATH);
safe_strncpy((char*)RCT2_ADDRESS_SAVED_GAMES_PATH_2, path, MAX_PATH);
strcpy(gScenarioSaveName, path_get_filename(path));
safe_strncpy(gScenarioSaveName, path_get_filename(path), MAX_PATH);
path_remove_extension(gScenarioSaveName);
SDL_RWops* rw = SDL_RWFromFile(path, "rb");
@ -983,7 +983,7 @@ static void load_game()
strcpy(esi, ".SV6");
break;
}
strcpy((char*)RCT2_ADDRESS_SAVED_GAMES_PATH_2, (char*)0x0141EF68);
safe_strncpy((char*)RCT2_ADDRESS_SAVED_GAMES_PATH_2, (char*)0x0141EF68, MAX_PATH);
if (game_load_save((char *)0x0141EF68)) {
gfx_invalidate_screen();
@ -1009,7 +1009,7 @@ static int show_save_game_dialog(char *resultPath)
char filterName[256];
format_string(title, STR_SAVE_GAME_1040, NULL);
strcpy(filename, RCT2_ADDRESS(RCT2_ADDRESS_SAVED_GAMES_PATH_2, char));
safe_strncpy(filename, RCT2_ADDRESS(RCT2_ADDRESS_SAVED_GAMES_PATH_2, char), MAX_PATH);
format_string(filterName, STR_RCT2_SAVED_GAME, NULL);
pause_sounds();
@ -1017,7 +1017,7 @@ static int show_save_game_dialog(char *resultPath)
unpause_sounds();
if (result)
strcpy(resultPath, filename);
safe_strncpy(resultPath, filename, MAX_PATH);
return result;
}
@ -1056,7 +1056,7 @@ void game_autosave()
utf8 backupPath[MAX_PATH];
platform_get_user_directory(path, "save");
strcpy(backupPath, path);
safe_strncpy(backupPath, path, MAX_PATH);
strcat(path, "autosave.sv6");
strcat(backupPath, "autosave.sv6.bak");

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@ -5,6 +5,7 @@
#include "../network/network.h"
#include "../platform/platform.h"
#include "chat.h"
#include "../util/util.h"
#define CHAT_HISTORY_SIZE 10
#define CHAT_INPUT_SIZE 256
@ -77,14 +78,14 @@ void chat_draw()
if (!gChatOpen && SDL_TICKS_PASSED(SDL_GetTicks(), chat_history_get_time(i) + 10000)) {
break;
}
strcpy(lineBuffer, chat_history_get(i));
safe_strncpy(lineBuffer, chat_history_get(i), CHAT_INPUT_SIZE + 10);
gfx_set_dirty_blocks(x, y, x + gfx_get_string_width(lineBuffer), y + 12);
gfx_draw_string(dpi, lineBuffer, 255, x, y);
}
if (gChatOpen) {
lineCh = utf8_write_codepoint(lineCh, FORMAT_OUTLINE);
lineCh = utf8_write_codepoint(lineCh, FORMAT_CELADON);
strcpy(lineCh, _chatCurrentLine);
safe_strncpy(lineCh, _chatCurrentLine, CHAT_INPUT_SIZE);
y = _chatBottom - 10;
gfx_set_dirty_blocks(x, y, x + gfx_get_string_width(lineBuffer) + 7, y + 12);
if (_chatCaretTicks < 15) {
@ -136,4 +137,4 @@ static uint32 chat_history_get_time(unsigned int index)
static void chat_clear_input()
{
_chatCurrentLine[0] = 0;
}
}

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@ -17,6 +17,7 @@
#include "../world/banner.h"
#include "../world/scenery.h"
#include "../management/research.h"
#include "../util/util.h"
#include "console.h"
#include "window.h"
#include "viewport.h"
@ -187,7 +188,7 @@ void console_draw(rct_drawpixelinfo *dpi)
int lineLength = min(sizeof(lineBuffer) - (size_t)utf8_get_codepoint_length(FORMAT_GREEN), (size_t)(nextLine - ch));
lineCh = lineBuffer;
lineCh = utf8_write_codepoint(lineCh, FORMAT_GREEN);
strncpy(lineCh, ch, lineLength);
safe_strncpy(lineCh, ch, lineLength);
lineCh[lineLength] = 0;
gfx_draw_string(dpi, lineBuffer, 255, x, y);

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@ -19,6 +19,7 @@
*****************************************************************************/
#include "../localisation/string_ids.h"
#include "../util/util.h"
#include "window.h"
#include "themes.h"
@ -193,7 +194,7 @@ void theme_create_preset(int duplicate, const char *name)
int preset = gConfigThemes.num_presets;
gConfigThemes.num_presets++;
gConfigThemes.presets = realloc(gConfigThemes.presets, sizeof(theme_preset) * gConfigThemes.num_presets);
strcpy(gConfigThemes.presets[preset].name, name);
safe_strncpy(gConfigThemes.presets[preset].name, name, THEME_PRESET_NAME_SIZE);
gConfigThemes.presets[preset].windows = malloc(sizeof(theme_window) * gNumThemeWindows);
for (int i = 0; i < (int)gNumThemeWindows; i++) {
gConfigThemes.presets[preset].windows[i] = gConfigThemes.presets[duplicate].windows[i];
@ -234,7 +235,7 @@ void theme_rename_preset(int preset, const char *newName)
strcat(dest, ".ini");
platform_file_move(src, dest);
strcpy(gConfigThemes.presets[preset].name, newName);
safe_strncpy(gConfigThemes.presets[preset].name, newName, THEME_PRESET_NAME_SIZE);
if (preset == gCurrentTheme) {
gConfigInterface.current_theme_preset = gConfigThemes.presets[preset].name;

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@ -47,7 +47,7 @@ bool title_sequence_save_exists(int preset, const char *name)
{
utf8 newName[MAX_PATH];
char *extension = (char*)path_get_extension(name);
strcpy(newName, name);
safe_strncpy(newName, name, MAX_PATH);
if (_stricmp(extension, ".sv6") != 0 && _stricmp(extension, ".sc6") != 0)
strcat(newName, ".sv6");
for (int i = 0; i < gConfigTitleSequences.presets[preset].num_saves; i++) {
@ -86,7 +86,7 @@ void title_sequence_create_preset(const char *name)
int preset = gConfigTitleSequences.num_presets;
gConfigTitleSequences.num_presets++;
gConfigTitleSequences.presets = realloc(gConfigTitleSequences.presets, sizeof(title_sequence) * (size_t)gConfigTitleSequences.num_presets);
strcpy(gConfigTitleSequences.presets[preset].name, name);
safe_strncpy(gConfigTitleSequences.presets[preset].name, name, TITLE_SEQUENCE_NAME_SIZE);
gConfigTitleSequences.presets[preset].path[0] = 0;
gConfigTitleSequences.presets[preset].saves = malloc(0);
@ -112,7 +112,7 @@ void title_sequence_duplicate_preset(int duplicate, const char *name)
int preset = gConfigTitleSequences.num_presets;
gConfigTitleSequences.num_presets++;
gConfigTitleSequences.presets = realloc(gConfigTitleSequences.presets, sizeof(title_sequence) * (size_t)gConfigTitleSequences.num_presets);
strcpy(gConfigTitleSequences.presets[preset].name, name);
safe_strncpy(gConfigTitleSequences.presets[preset].name, name, TITLE_SEQUENCE_NAME_SIZE);
gConfigTitleSequences.presets[preset].path[0] = 0;
size_t savesSize = sizeof(char[TITLE_SEQUENCE_MAX_SAVE_LENGTH]) * gConfigTitleSequences.presets[duplicate].num_saves;
@ -144,7 +144,7 @@ void title_sequence_duplicate_preset(int duplicate, const char *name)
char separator = platform_get_path_separator();
for (int i = 0; i < gConfigTitleSequences.presets[preset].num_saves; i++) {
if (gConfigTitleSequences.presets[duplicate].path[0]) {
strcpy(srcPath, gConfigTitleSequences.presets[duplicate].path);
safe_strncpy(srcPath, gConfigTitleSequences.presets[duplicate].path, MAX_PATH);
strcat(srcPath, gConfigTitleSequences.presets[duplicate].saves[i]);
}
else {
@ -210,7 +210,7 @@ void title_sequence_rename_preset(int preset, const char *newName)
strcat(dest, newName);
platform_file_move(src, dest);
strcpy(gConfigTitleSequences.presets[preset].name, newName);
safe_strncpy(gConfigTitleSequences.presets[preset].name, newName, TITLE_SEQUENCE_NAME_SIZE);
// Rename the config preset name if needed
if (preset == gCurrentPreviewTitleSequence) {
@ -224,7 +224,7 @@ void title_sequence_add_save(int preset, const char *path, const char *newName)
{
utf8 newPath[MAX_PATH];
char *extension = (char*)path_get_extension(newName);
strcpy(newPath, newName);
safe_strncpy(newPath, newName, MAX_PATH);
if (_stricmp(extension, ".sv6") != 0 && _stricmp(extension, ".sc6") != 0)
strcat(newPath, ".sv6");
if (preset >= TITLE_SEQUENCE_DEFAULT_PRESETS && preset < gConfigTitleSequences.num_presets && filename_valid_characters(newPath) && !title_sequence_save_exists(preset, newPath) && platform_file_exists(path)) {
@ -242,7 +242,7 @@ void title_sequence_add_save(int preset, const char *path, const char *newName)
gConfigTitleSequences.presets[preset].num_saves++;
gConfigTitleSequences.presets[preset].saves = realloc(gConfigTitleSequences.presets[preset].saves, sizeof(char[TITLE_SEQUENCE_MAX_SAVE_LENGTH]) * (size_t)gConfigTitleSequences.presets[preset].num_saves);
strcpy(gConfigTitleSequences.presets[preset].saves[gConfigTitleSequences.presets[preset].num_saves - 1], newName);
safe_strncpy(gConfigTitleSequences.presets[preset].saves[gConfigTitleSequences.presets[preset].num_saves - 1], newName, TITLE_SEQUENCE_MAX_SAVE_LENGTH);
// Add the appropriate extension if needed
if (_stricmp(extension, ".sv6") != 0 && _stricmp(extension, ".sc6") != 0)
strcat(gConfigTitleSequences.presets[preset].saves[gConfigTitleSequences.presets[preset].num_saves - 1], ".sv6");
@ -272,7 +272,7 @@ void title_sequence_remove_save(int preset, int index)
}
for (int i = index; i < gConfigTitleSequences.presets[preset].num_saves - 1; i++) {
strcpy(gConfigTitleSequences.presets[preset].saves[i], gConfigTitleSequences.presets[preset].saves[i + 1]);
safe_strncpy(gConfigTitleSequences.presets[preset].saves[i], gConfigTitleSequences.presets[preset].saves[i + 1], TITLE_SEQUENCE_MAX_SAVE_LENGTH);
}
gConfigTitleSequences.presets[preset].num_saves--;
gConfigTitleSequences.presets[preset].saves = realloc(gConfigTitleSequences.presets[preset].saves, sizeof(char[TITLE_SEQUENCE_MAX_SAVE_LENGTH]) * (size_t)gConfigTitleSequences.presets[preset].num_saves);
@ -302,7 +302,7 @@ void title_sequence_rename_save(int preset, int index, const char *newName)
strcat(dest, ".sv6");
platform_file_move(src, dest);
strcpy(gConfigTitleSequences.presets[preset].saves[index], newName);
safe_strncpy(gConfigTitleSequences.presets[preset].saves[index], newName, TITLE_SEQUENCE_MAX_SAVE_LENGTH);
// Add the appropriate extension if needed
if (_stricmp(extension, ".sv6") != 0 && _stricmp(extension, ".sc6") != 0)
strcat(gConfigTitleSequences.presets[preset].saves[index], ".sv6");

View File

@ -26,6 +26,7 @@
#include "window.h"
#include "../platform/platform.h"
#include "../localisation/localisation.h"
#include "../util/util.h"
static void widget_frame_draw(rct_drawpixelinfo *dpi, rct_window *w, int widgetIndex);
static void widget_resize_draw(rct_drawpixelinfo *dpi, rct_window *w, int widgetIndex);
@ -1174,7 +1175,7 @@ static void widget_text_box_draw(rct_drawpixelinfo *dpi, rct_window *w, int widg
if (!active) {
if (w->widgets[widgetIndex].image != 0) {
strcpy(wrapped_string, (char*)w->widgets[widgetIndex].image);
safe_strncpy(wrapped_string, (char*)w->widgets[widgetIndex].image, 512);
gfx_wrap_string(wrapped_string, r - l - 5, &no_lines, &font_height);
gfx_draw_string(dpi, wrapped_string, w->colours[1], l + 2, t);
}
@ -1182,7 +1183,7 @@ static void widget_text_box_draw(rct_drawpixelinfo *dpi, rct_window *w, int widg
}
strcpy(wrapped_string, gTextBoxInput);
safe_strncpy(wrapped_string, gTextBoxInput, 512);
// String length needs to add 12 either side of box
// +13 for cursor when max length.

View File

@ -44,11 +44,13 @@ typedef enum {
CURRENCY_SUFFIX
} CURRENCY_AFFIX;
#define CURRENCY_SYMBOL_MAX_SIZE 8
// Currency format specification - inspired by OpenTTD
typedef struct {
// Rate is relative to 0.1 GBP
int rate;
utf8 symbol[8];
utf8 symbol[CURRENCY_SYMBOL_MAX_SIZE];
int affix;
} rct_currency_spec;

View File

@ -364,7 +364,7 @@ void format_currency(char **dest, long long value)
// Prefix
if (currencySpec->affix == CURRENCY_PREFIX) {
strcpy(*dest, symbol);
safe_strncpy(*dest, symbol, CURRENCY_SYMBOL_MAX_SIZE);
*dest += strlen(*dest);
}
@ -372,7 +372,7 @@ void format_currency(char **dest, long long value)
// Currency symbol suffix
if (currencySpec->affix == CURRENCY_SUFFIX) {
strcpy(*dest, symbol);
safe_strncpy(*dest, symbol, CURRENCY_SYMBOL_MAX_SIZE);
*dest += strlen(*dest);
}
}
@ -395,7 +395,7 @@ void format_currency_2dp(char **dest, long long value)
// Prefix
if (currencySpec->affix == CURRENCY_PREFIX) {
strcpy(*dest, symbol);
safe_strncpy(*dest, symbol, CURRENCY_SYMBOL_MAX_SIZE);
*dest += strlen(*dest);
}
@ -408,7 +408,7 @@ void format_currency_2dp(char **dest, long long value)
// Currency symbol suffix
if (currencySpec->affix == CURRENCY_SUFFIX) {
strcpy(*dest, symbol);
safe_strncpy(*dest, symbol, CURRENCY_SYMBOL_MAX_SIZE);
*dest += strlen(*dest);
}
}
@ -860,7 +860,7 @@ int win1252_to_utf8(utf8string dst, const char *src, int maxBufferLength)
// we need one byte for null terminator
int result = strnlen(src, maxBufferLength) + 1;
result = min(result, maxBufferLength);
strncpy(dst, src, maxBufferLength);
safe_strncpy(dst, src, maxBufferLength);
dst[maxBufferLength - 1] = '\0';
#endif // _WIN32

View File

@ -21,6 +21,7 @@
#include "../addresses.h"
#include "localisation.h"
#include "../ride/ride.h"
#include "../util/util.h"
utf8 *gUserStrings = (char*)0x0135A8F4;
@ -54,7 +55,7 @@ rct_string_id user_string_allocate(int base, const utf8 *text)
if (userString[0] != 0)
continue;
strncpy(userString, text, USER_STRING_MAX_LENGTH - 1);
safe_strncpy(userString, text, USER_STRING_MAX_LENGTH - 1);
return 0x8000 + (i | highBits);
}
RCT2_GLOBAL(RCT2_ADDRESS_GAME_COMMAND_ERROR_TEXT, rct_string_id) = STR_TOO_MANY_NAMES_DEFINED;

View File

@ -26,6 +26,7 @@
#include "../localisation/localisation.h"
#include "../ride/ride.h"
#include "../world/sprite.h"
#include "../util/util.h"
#include "news_item.h"
rct_news_item *gNewsItems = RCT2_ADDRESS(RCT2_ADDRESS_NEWS_ITEM_LIST, rct_news_item);
@ -324,7 +325,7 @@ void news_item_add_to_queue_raw(uint8 type, const utf8 *text, uint32 assoc)
newsItem->ticks = 0;
newsItem->month_year = RCT2_GLOBAL(RCT2_ADDRESS_CURRENT_MONTH_YEAR, uint16);
newsItem->day = ((days_in_month[(newsItem->month_year & 7)] * RCT2_GLOBAL(RCT2_ADDRESS_CURRENT_MONTH_TICKS, uint16)) >> 16) + 1;
strncpy(newsItem->text, text, 255);
safe_strncpy(newsItem->text, text, 255);
newsItem->text[254] = 0;
// blatant disregard for what happens on the last element.

View File

@ -43,6 +43,7 @@ extern "C" {
#include "../localisation/localisation.h"
#include "../scenario.h"
#include "../windows/error.h"
#include "../util/util.h"
}
#pragma comment(lib, "Ws2_32.lib")
@ -147,7 +148,7 @@ void NetworkPacket::Clear()
NetworkPlayer::NetworkPlayer(const char* name)
{
strncpy((char*)NetworkPlayer::name, name, sizeof(NetworkPlayer::name));
safe_strncpy((char*)NetworkPlayer::name, name, sizeof(NetworkPlayer::name));
NetworkPlayer::name[sizeof(NetworkPlayer::name) - 1] = 0;
ping = 0;
flags = 0;
@ -664,7 +665,7 @@ const char* Network::FormatChat(NetworkPlayer* fromplayer, const char* text)
if (fromplayer) {
lineCh = utf8_write_codepoint(lineCh, FORMAT_OUTLINE);
lineCh = utf8_write_codepoint(lineCh, FORMAT_BABYBLUE);
strcpy(lineCh, (const char*)fromplayer->name);
safe_strncpy(lineCh, (const char*)fromplayer->name, 1024);
strcat(lineCh, ": ");
}
strcat(formatted, text);

View File

@ -22,6 +22,7 @@ extern "C" {
#include "../management/news_item.h"
#include "../peep/peep.h"
#include "../world/sprite.h"
#include "../util/util.h"
#include "http.h"
#include "twitch.h"
@ -406,14 +407,14 @@ static void twitch_parse_chat_message(const char *message)
message++;
ch = strchrm(message, " \t");
strncpy(buffer, message, ch - message);
safe_strncpy(buffer, message, ch - message);
buffer[ch - message] = 0;
if (_strcmpi(buffer, "news") == 0) {
if (gConfigTwitch.enable_news) {
ch = strskipwhitespace(ch);
buffer[0] = (char)FORMAT_TOPAZ;
strncpy(buffer + 1, ch, sizeof(buffer) - 2);
safe_strncpy(buffer + 1, ch, sizeof(buffer) - 2);
buffer[sizeof(buffer) - 2] = 0;
// Remove unsupport characters
@ -432,4 +433,4 @@ static void twitch_parse_chat_message(const char *message)
}
}
#endif
#endif

View File

@ -87,7 +87,7 @@ static void openrct2_copy_files_over(const utf8 *originalDirectory, const utf8 *
}
// Create filter path
strcpy(filter, originalDirectory);
safe_strncpy(filter, originalDirectory, MAX_PATH);
ch = strchr(filter, '*');
if (ch != NULL)
*ch = 0;
@ -96,10 +96,10 @@ static void openrct2_copy_files_over(const utf8 *originalDirectory, const utf8 *
fileEnumHandle = platform_enumerate_files_begin(filter);
while (platform_enumerate_files_next(fileEnumHandle, &fileInfo)) {
strcpy(newPath, newDirectory);
safe_strncpy(newPath, newDirectory, MAX_PATH);
strcat(newPath, fileInfo.path);
strcpy(oldPath, originalDirectory);
safe_strncpy(oldPath, originalDirectory, MAX_PATH);
ch = strchr(oldPath, '*');
if (ch != NULL)
*ch = 0;
@ -112,10 +112,10 @@ static void openrct2_copy_files_over(const utf8 *originalDirectory, const utf8 *
fileEnumHandle = platform_enumerate_directories_begin(originalDirectory);
while (platform_enumerate_directories_next(fileEnumHandle, filter)) {
strcpy(newPath, newDirectory);
safe_strncpy(newPath, newDirectory, MAX_PATH);
strcat(newPath, filter);
strcpy(oldPath, originalDirectory);
safe_strncpy(oldPath, originalDirectory, MAX_PATH);
ch = strchr(oldPath, '*');
if (ch != NULL)
*ch = 0;
@ -164,7 +164,7 @@ static void openrct2_set_exe_path()
}
int exeDelimiterIndex = (int)(exeDelimiter - exePath);
strncpy(gExePath, exePath, exeDelimiterIndex + 1);
safe_strncpy(gExePath, exePath, exeDelimiterIndex + 1);
gExePath[exeDelimiterIndex] = '\0';
#endif // _WIN32
}

View File

@ -32,6 +32,7 @@
#include "../localisation/currency.h"
#include "../config.h"
#include "platform.h"
#include "../util/util.h"
#include <dirent.h>
#include <time.h>
@ -268,7 +269,7 @@ int platform_enumerate_files_begin(const utf8 *pattern)
for (int i = 0; i < countof(_enumerateFileInfoList); i++) {
enumFileInfo = &_enumerateFileInfoList[i];
if (!enumFileInfo->active) {
strncpy(enumFileInfo->pattern, npattern, length);
safe_strncpy(enumFileInfo->pattern, npattern, length);
cnt = scandir(dir_name, &enumFileInfo->fileListTemp, winfilter, alphasort);
if (cnt < 0)
{
@ -407,7 +408,7 @@ int platform_enumerate_directories_begin(const utf8 *directory)
for (int i = 0; i < countof(_enumerateFileInfoList); i++) {
enumFileInfo = &_enumerateFileInfoList[i];
if (!enumFileInfo->active) {
strncpy(enumFileInfo->pattern, npattern, length);
safe_strncpy(enumFileInfo->pattern, npattern, length);
cnt = scandir(npattern, &enumFileInfo->fileListTemp, dirfilter, alphasort);
if (cnt < 0)
{
@ -475,7 +476,7 @@ bool platform_enumerate_directories_next(int handle, utf8 *path)
return false;
}
// so very, very wrong…
strncpy(path, basename(fileName), MAX_PATH);
safe_strncpy(path, basename(fileName), MAX_PATH);
strncat(path, "/", MAX_PATH);
path[MAX_PATH - 1] = '\0';
return true;
@ -586,7 +587,7 @@ void platform_get_user_directory(utf8 *outPath, const utf8 *subDirectory)
w_buffer[len] = '\0';
utf8 *path = widechar_to_utf8(w_buffer);
free(w_buffer);
strcpy(outPath, path);
safe_strncpy(outPath, path, MAX_PATH);
free(path);
log_verbose("outPath + subDirectory = '%s'", buffer);
}

View File

@ -31,6 +31,7 @@
#include "../input.h"
#include "../localisation/localisation.h"
#include "../openrct2.h"
#include "../util/util.h"
#include "platform.h"
typedef void(*update_palette_func)(const uint8*, int, int);
@ -589,7 +590,7 @@ void platform_process_messages()
}
break;
case SDL_TEXTEDITING:
strcpy(gTextInputComposition, e.edit.text);
safe_strncpy(gTextInputComposition, e.edit.text, min(e.edit.length, 32));
gTextInputCompositionStart = e.edit.start;
gTextInputCompositionLength = e.edit.length;
gTextInputCompositionActive = gTextInputComposition[0] != 0;

View File

@ -30,6 +30,7 @@
#include "../openrct2.h"
#include "../localisation/language.h"
#include "../localisation/currency.h"
#include "../util/util.h"
#include "../config.h"
#include "platform.h"
@ -386,7 +387,7 @@ void platform_get_user_directory(utf8 *outPath, const utf8 *subDirectory)
if (SUCCEEDED(SHGetFolderPathW(NULL, CSIDL_PERSONAL | CSIDL_FLAG_CREATE, NULL, 0, wOutPath))) {
utf8 *outPathTemp = widechar_to_utf8(wOutPath);
strcpy(outPath, outPathTemp);
safe_strncpy(outPath, outPathTemp, MAX_PATH);
free(outPathTemp);
strcat(outPath, separator);

View File

@ -77,7 +77,7 @@ int scenario_load_basic(const char *path, rct_s6_header *header, rct_s6_info *in
utf8 filename[MAX_PATH];
const char *temp_filename = path_get_filename(path);
int len = strnlen(temp_filename, MAX_PATH);
strncpy(filename, temp_filename, MAX_PATH);
safe_strncpy(filename, temp_filename, MAX_PATH);
if (len == MAX_PATH)
{
filename[MAX_PATH - 1] = '\0';
@ -88,10 +88,10 @@ int scenario_load_basic(const char *path, rct_s6_header *header, rct_s6_info *in
rct_string_id localisedStringIds[3];
if (language_get_localised_scenario_strings(filename, localisedStringIds)) {
if (localisedStringIds[0] != (rct_string_id)STR_NONE) {
strncpy(info->name, language_get_string(localisedStringIds[0]), 64);
safe_strncpy(info->name, language_get_string(localisedStringIds[0]), 64);
}
if (localisedStringIds[2] != (rct_string_id)STR_NONE) {
strncpy(info->details, language_get_string(localisedStringIds[2]), 256);
safe_strncpy(info->details, language_get_string(localisedStringIds[2]), 256);
}
} else {
// Checks for a scenario string object (possibly for localisation)
@ -239,7 +239,7 @@ int scenario_load_and_play_from_path(const char *path)
return 0;
int len = strnlen(path, MAX_PATH) + 1;
strncpy(_scenarioPath, path, len);
safe_strncpy(_scenarioPath, path, len);
if (len - 1 == MAX_PATH)
{
_scenarioPath[MAX_PATH - 1] = '\0';
@ -311,14 +311,14 @@ void scenario_begin()
finance_update_loan_hash();
strcpy((char*)RCT2_ADDRESS_SCENARIO_DETAILS, s6Info->details);
strcpy((char*)RCT2_ADDRESS_SCENARIO_NAME, s6Info->name);
safe_strncpy((char*)RCT2_ADDRESS_SCENARIO_DETAILS, s6Info->details, 256);
safe_strncpy((char*)RCT2_ADDRESS_SCENARIO_NAME, s6Info->name, 64);
{
// Get filename
utf8 filename[MAX_PATH];
int len = strnlen(_scenarioFileName, MAX_PATH);
strncpy(filename, _scenarioFileName, len);
safe_strncpy(filename, _scenarioFileName, len);
if (len == MAX_PATH)
{
filename[MAX_PATH - 1] = '\0';
@ -329,14 +329,14 @@ void scenario_begin()
rct_string_id localisedStringIds[3];
if (language_get_localised_scenario_strings(filename, localisedStringIds)) {
if (localisedStringIds[0] != (rct_string_id)STR_NONE) {
strncpy((char*)RCT2_ADDRESS_SCENARIO_NAME, language_get_string(localisedStringIds[0]), 31);
safe_strncpy((char*)RCT2_ADDRESS_SCENARIO_NAME, language_get_string(localisedStringIds[0]), 31);
((char*)RCT2_ADDRESS_SCENARIO_NAME)[31] = '\0';
}
if (localisedStringIds[1] != (rct_string_id)STR_NONE) {
park_set_name(language_get_string(localisedStringIds[1]));
}
if (localisedStringIds[2] != (rct_string_id)STR_NONE) {
strncpy((char*)RCT2_ADDRESS_SCENARIO_DETAILS, language_get_string(localisedStringIds[2]), 255);
safe_strncpy((char*)RCT2_ADDRESS_SCENARIO_DETAILS, language_get_string(localisedStringIds[2]), 255);
((char*)RCT2_ADDRESS_SCENARIO_DETAILS)[255] = '\0';
}
} else {
@ -350,12 +350,12 @@ void scenario_begin()
// Set localised scenario name
format_string(buffer, stex->scenario_name, 0);
strncpy((char*)RCT2_ADDRESS_SCENARIO_NAME, buffer, 31);
safe_strncpy((char*)RCT2_ADDRESS_SCENARIO_NAME, buffer, 31);
((char*)RCT2_ADDRESS_SCENARIO_NAME)[31] = '\0';
// Set localised scenario details
format_string(buffer, stex->details, 0);
strncpy((char*)RCT2_ADDRESS_SCENARIO_DETAILS, buffer, 255);
safe_strncpy((char*)RCT2_ADDRESS_SCENARIO_DETAILS, buffer, 255);
((char*)RCT2_ADDRESS_SCENARIO_DETAILS)[255] = '\0';
}
}
@ -482,8 +482,8 @@ void scenario_success_submit_name(const char *name)
if (strequals(scenario->path, _scenarioFileName, 256, true)) {
scenarioWinCompanyValue = RCT2_GLOBAL(0x013587C0, uint32);
if (scenario->company_value == scenarioWinCompanyValue) {
strncpy(scenario->completed_by, name, 64);
strncpy((char*)0x013587D8, name, 32);
safe_strncpy(scenario->completed_by, name, 64);
safe_strncpy((char*)0x013587D8, name, 32);
scenario_scores_save();
}
break;
@ -786,7 +786,7 @@ int scenario_prepare_for_save()
rct_stex_entry* stex = g_stexEntries[0];
if ((int)stex != 0xFFFFFFFF) {
format_string(buffer, stex->scenario_name, NULL);
strncpy(s6Info->name, buffer, sizeof(s6Info->name));
safe_strncpy(s6Info->name, buffer, sizeof(s6Info->name));
memcpy(&s6Info->entry, &object_entry_groups[OBJECT_TYPE_SCENARIO_TEXT].entries[0], sizeof(rct_object_entry));
}
@ -910,7 +910,7 @@ static void sub_674BCF()
char *dst = &savedExpansionPackNames[i * 128];
if (RCT2_GLOBAL(RCT2_ADDRESS_EXPANSION_FLAGS, uint16) & (1 << i)) {
char *src = &(RCT2_ADDRESS(RCT2_ADDRESS_EXPANSION_NAMES, char)[i * 128]);
strncpy(dst, src, 128);
safe_strncpy(dst, src, 128);
} else {
*dst = 0;
}
@ -1034,7 +1034,7 @@ int scenario_save(SDL_RWops* rw, int flags)
memcpy(s6->map_elements, (void*)0x00F663B8, 0x180000);
memcpy(&s6->dword_010E63B8, (void*)0x010E63B8, 0x2E8570);
strncpy(s6->scenario_filename, _scenarioFileName, sizeof(s6->scenario_filename));
safe_strncpy(s6->scenario_filename, _scenarioFileName, sizeof(s6->scenario_filename));
scenario_fix_ghosts(s6);
game_convert_strings_to_rct2(s6);

View File

@ -20,6 +20,7 @@
#include "addresses.h"
#include "platform/platform.h"
#include "util/util.h"
#include "scenario.h"
// Scenario list
@ -102,8 +103,8 @@ static void scenario_list_add(const char *path)
scenario->objective_arg_1 = s6Info.objective_arg_1;
scenario->objective_arg_2 = s6Info.objective_arg_2;
scenario->objective_arg_3 = s6Info.objective_arg_3;
strcpy(scenario->name, s6Info.name);
strcpy(scenario->details, s6Info.details);
safe_strncpy(scenario->name, s6Info.name, 64);
safe_strncpy(scenario->details, s6Info.details, 256);
} else {
// Check if the scenario list buffer has room for another scenario
if (gScenarioListCount >= gScenarioListCapacity) {
@ -117,7 +118,7 @@ static void scenario_list_add(const char *path)
gScenarioListCount++;
// Add this new scenario to the list
strcpy(scenario->path, path);
safe_strncpy(scenario->path, path, 256);
scenario->flags = SCENARIO_FLAGS_VISIBLE;
if (RCT2_GLOBAL(0x009AA00C, uint8) & 1)
scenario->flags |= SCENARIO_FLAGS_SIXFLAGS;
@ -126,8 +127,8 @@ static void scenario_list_add(const char *path)
scenario->objective_arg_1 = s6Info.objective_arg_1;
scenario->objective_arg_2 = s6Info.objective_arg_2;
scenario->objective_arg_3 = s6Info.objective_arg_3;
strcpy(scenario->name, s6Info.name);
strcpy(scenario->details, s6Info.details);
safe_strncpy(scenario->name, s6Info.name, 64);
safe_strncpy(scenario->details, s6Info.details, 256);
}
}
@ -242,4 +243,4 @@ int scenario_scores_save()
SDL_RWclose(file);
return 1;
}
}

View File

@ -349,7 +349,7 @@ static void title_do_next_script_opcode()
// Construct full relative path
if (gConfigTitleSequences.presets[_scriptCurrentPreset].path[0]) {
strcpy(path, gConfigTitleSequences.presets[_scriptCurrentPreset].path);
safe_strncpy(path, gConfigTitleSequences.presets[_scriptCurrentPreset].path, MAX_PATH);
}
else {
platform_get_user_directory(path, "title sequences");

View File

@ -181,6 +181,29 @@ int strcicmp(char const *a, char const *b)
}
}
char *safe_strncpy(char * destination, const char * source, size_t size)
{
char *result = destination;
bool terminated = false;
for (size_t i = 0; i < size; i++)
{
if (*source != '\0')
{
*destination++ = *source++;
} else {
*destination = *source;
terminated = true;
break;
}
}
if (!terminated)
{
destination[size - 1] = '\0';
log_warning("Truncating string %s to %d bytes.", destination, size);
}
return result;
}
bool utf8_is_bom(const char *str)
{
return str[0] == (char)0xEF && str[1] == (char)0xBB && str[2] == (char)0xBF;

View File

@ -39,6 +39,7 @@ int bitscanforward(int source);
int bitcount(int source);
bool strequals(const char *a, const char *b, int length, bool caseInsensitive);
int strcicmp(char const *a, char const *b);
char *safe_strncpy(char * destination, const char * source, size_t num);
bool utf8_is_bom(const char *str);
bool str_is_null_or_empty(const char *str);

View File

@ -341,7 +341,7 @@ static int show_save_scenario_dialog(char *resultPath)
unpause_sounds();
if (result)
strcpy(resultPath, filename);
safe_strncpy(resultPath, filename, MAX_PATH);
return result;
}

View File

@ -35,6 +35,7 @@
#include "../scenario.h"
#include "dropdown.h"
#include "error.h"
#include "../util/util.h"
enum {
@ -1991,7 +1992,7 @@ static void window_editor_object_selection_textinput(rct_window *w, int widgetIn
}
else {
memset(_filter_string, 0, sizeof(_filter_string));
strcpy(_filter_string, text);
safe_strncpy(_filter_string, text, sizeof(_filter_string));
}
filter_update_counts();
@ -2013,8 +2014,8 @@ static bool filter_string(rct_object_entry *entry)
char name_lower[MAX_PATH];
char filter_lower[sizeof(_filter_string)];
strcpy(name_lower, name);
strcpy(filter_lower, _filter_string);
safe_strncpy(name_lower, name, MAX_PATH);
safe_strncpy(filter_lower, _filter_string, sizeof(_filter_string));
for (int i = 0; i < (int)strlen(name_lower); i++)
name_lower[i] = (char)tolower(name_lower[i]);

View File

@ -29,6 +29,7 @@
#include "dropdown.h"
#include "error.h"
#include "../interface/themes.h"
#include "../util/util.h"
#pragma region Widgets
@ -405,11 +406,11 @@ static void window_editor_objective_options_main_mouseup(rct_window *w, int widg
window_text_input_open(w, WIDX_PARK_NAME, STR_PARK_NAME, STR_ENTER_PARK_NAME, RCT2_GLOBAL(RCT2_ADDRESS_PARK_NAME, rct_string_id), 0, 32);
break;
case WIDX_SCENARIO_NAME:
strcpy((char*)0x009BC677, s6Info->name);
safe_strncpy((char*)0x009BC677, s6Info->name, 64);
window_text_input_open(w, WIDX_SCENARIO_NAME, 3313, 3314, 3165, 0, 32);
break;
case WIDX_DETAILS:
strcpy((char*)0x009BC677, s6Info->details);
safe_strncpy((char*)0x009BC677, s6Info->details, 256);
window_text_input_open(w, WIDX_DETAILS, 3315, 3316, 3165, 0, 256);
break;
}
@ -1002,7 +1003,7 @@ static void window_editor_objective_options_main_paint(rct_window *w, rct_drawpi
if (stex != NULL) {
RCT2_GLOBAL(0x013CE952 + 0, uint16) = stex->scenario_name;
} else {
strcpy((char*)0x009BC677, s6Info->name);
safe_strncpy((char*)0x009BC677, s6Info->name, 64);
RCT2_GLOBAL(0x013CE952 + 0, uint16) = 3165;
}
RCT2_GLOBAL(0x013CE952 + 2, uint32) = RCT2_GLOBAL(0x0013573D8, uint32);
@ -1021,7 +1022,7 @@ static void window_editor_objective_options_main_paint(rct_window *w, rct_drawpi
if (stex != NULL) {
RCT2_GLOBAL(0x013CE952 + 0, uint16) = stex->details;
} else {
strcpy((char*)0x009BC677, s6Info->details);
safe_strncpy((char*)0x009BC677, s6Info->details, 256);
RCT2_GLOBAL(0x013CE952 + 0, uint16) = 3165;
}
RCT2_GLOBAL(0x013CE952 + 2, uint32) = RCT2_GLOBAL(0x0013573D8, uint32);

View File

@ -221,7 +221,7 @@ rct_window *window_loadsave_open(int type, char *defaultName)
}
*/
strcpy(path, RCT2_ADDRESS(RCT2_ADDRESS_SCENARIOS_PATH, char));
safe_strncpy(path, RCT2_ADDRESS(RCT2_ADDRESS_SCENARIOS_PATH, char), MAX_PATH);
ch = strchr(path, '*');
if (ch != NULL)
*ch = 0;
@ -240,7 +240,7 @@ rct_window *window_loadsave_open(int type, char *defaultName)
}
*/
strcpy(path, RCT2_ADDRESS(RCT2_ADDRESS_TRACKS_PATH, char));
safe_strncpy(path, RCT2_ADDRESS(RCT2_ADDRESS_TRACKS_PATH, char), MAX_PATH);
ch = strchr(path, '*');
if (ch != NULL)
*ch = 0;
@ -273,12 +273,12 @@ static void window_loadsave_mouseup(rct_window *w, int widgetIndex)
window_close(w);
break;
case WIDX_BROWSE:
strcpy(filename, _directory);
safe_strncpy(filename, _directory, MAX_PATH);
if (_type & LOADSAVETYPE_SAVE)
strcat(filename, (char*)RCT2_ADDRESS_SCENARIO_NAME);
memset(filter, '\0', MAX_PATH);
strncpy(filter, "*", MAX_PATH);
safe_strncpy(filter, "*", MAX_PATH);
strncat(filter, _extension, MAX_PATH);
switch (_type) {
@ -375,7 +375,7 @@ static void window_loadsave_scrollmousedown(rct_window *w, int scrollIndex, int
includeNewItem = (_type & 1) == LOADSAVETYPE_SAVE;
char directory[MAX_PATH];
strncpy(directory, _listItems[selectedItem].path, sizeof(directory));
safe_strncpy(directory, _listItems[selectedItem].path, sizeof(directory));
window_loadsave_populate_list(includeNewItem, true, directory, _extension);
window_init_scroll_widgets(w);
@ -428,7 +428,7 @@ static void window_loadsave_textinput(rct_window *w, int widgetIndex, char *text
return;
}
strncpy(path, _directory, sizeof(path));
safe_strncpy(path, _directory, sizeof(path));
strncat(path, text, sizeof(path) - strnlen(path, MAX_PATH) - 1);
strncat(path, _extension, sizeof(path) - strnlen(path, MAX_PATH) - 1);
@ -469,7 +469,7 @@ static void window_loadsave_paint(rct_window *w, rct_drawpixelinfo *dpi)
utf8 *ch = buffer;
ch = utf8_write_codepoint(ch, FORMAT_MEDIUMFONT);
ch = utf8_write_codepoint(ch, FORMAT_BLACK);
strcpy(ch, _shortenedDirectory);
safe_strncpy(ch, _shortenedDirectory, sizeof(buffer) - (ch - buffer));
// Draw shadow
gfx_draw_string(dpi, buffer, 0, w->x + 4, w->y + 20);
@ -599,14 +599,14 @@ static void window_loadsave_populate_list(int includeNewItem, bool browsable, co
const char *src;
char *dst, filter[MAX_PATH], subDir[MAX_PATH];
strncpy(_directory, directory, sizeof(_directory));
safe_strncpy(_directory, directory, sizeof(_directory));
if (_extension != extension) {
strncpy(_extension, extension, sizeof(_extension));
safe_strncpy(_extension, extension, sizeof(_extension));
_extension[sizeof(_extension) - 1] = '\0';
}
_shortenedDirectory[0] = '\0';
strncpy(filter, directory, sizeof(filter));
safe_strncpy(filter, directory, sizeof(filter));
strncat(filter, "*", sizeof(filter) - strnlen(filter, MAX_PATH) - 1);
strncat(filter, extension, sizeof(filter) - strnlen(filter, MAX_PATH) - 1);
@ -638,15 +638,15 @@ static void window_loadsave_populate_list(int includeNewItem, bool browsable, co
}
if (!topLevel){
listItem = &_listItems[_listItemsCount];
strncpy(listItem->name, language_get_string(2718), sizeof(listItem->name));
safe_strncpy(listItem->name, language_get_string(2718), sizeof(listItem->name));
memset(listItem->path, '\0', MAX_PATH);
strncpy(listItem->path, directory, lastSlash + 1);
safe_strncpy(listItem->path, directory, lastSlash + 1);
listItem->type = TYPE_UP;
_listItemsCount++;
} else if (platform_get_drives() != 0 && directory[0] != '\0'){
includeNewItem = false;
listItem = &_listItems[_listItemsCount];
strncpy(listItem->name, language_get_string(2718), sizeof(listItem->name));
safe_strncpy(listItem->name, language_get_string(2718), sizeof(listItem->name));
memset(listItem->path, '\0', MAX_PATH);
listItem->type = TYPE_UP;
_listItemsCount++;
@ -655,7 +655,7 @@ static void window_loadsave_populate_list(int includeNewItem, bool browsable, co
if (includeNewItem) {
listItem = &_listItems[_listItemsCount];
strncpy(listItem->name, language_get_string(2719), sizeof(listItem->name));
safe_strncpy(listItem->name, language_get_string(2719), sizeof(listItem->name));
listItem->path[0] = '\0';
listItem->type = TYPE_NEW_FILE;
_listItemsCount++;
@ -673,9 +673,9 @@ static void window_loadsave_populate_list(int includeNewItem, bool browsable, co
listItem = &_listItems[_listItemsCount];
memset(listItem->path, '\0', MAX_PATH);
strncpy(listItem->path, directory, MAX_PATH);
safe_strncpy(listItem->path, directory, MAX_PATH);
strncat(listItem->path, subDir, MAX_PATH);
strncpy(listItem->name, subDir, sizeof(listItem->name));
safe_strncpy(listItem->name, subDir, sizeof(listItem->name));
listItem->type = TYPE_DIRECTORY;
_listItemsCount++;
}
@ -691,7 +691,7 @@ static void window_loadsave_populate_list(int includeNewItem, bool browsable, co
}
listItem = &_listItems[_listItemsCount];
strncpy(listItem->path, directory, sizeof(listItem->path));
safe_strncpy(listItem->path, directory, sizeof(listItem->path));
strncat(listItem->path, fileInfo.path, sizeof(listItem->path));
listItem->type = TYPE_FILE;
listItem->date_modified = platform_file_get_modified_time(listItem->path);
@ -739,7 +739,7 @@ static void window_loadsave_select(rct_window *w, const char *path)
if (gLoadSaveTitleSequenceSave) {
utf8 newName[MAX_PATH];
char *extension = (char*)path_get_extension(path_get_filename(path));
strcpy(newName, path_get_filename(path));
safe_strncpy(newName, path_get_filename(path), MAX_PATH);
if (_stricmp(extension, ".sv6") != 0 && _stricmp(extension, ".sc6") != 0)
strcat(newName, ".sv6");
if (title_sequence_save_exists(gCurrentTitleSequence, newName)) {
@ -756,7 +756,7 @@ static void window_loadsave_select(rct_window *w, const char *path)
network_begin_server(gConfigNetwork.default_port);
}
strcpy(gScenarioSaveName, path_get_filename(path));
safe_strncpy(gScenarioSaveName, path_get_filename(path), MAX_PATH);
path_remove_extension(gScenarioSaveName);
gFirstTimeSave = 0;
@ -776,7 +776,7 @@ static void window_loadsave_select(rct_window *w, const char *path)
SDL_RWclose(rw);
if (success) {
strcpy(gScenarioSaveName, path_get_filename(path));
safe_strncpy(gScenarioSaveName, path_get_filename(path), MAX_PATH);
path_remove_extension(gScenarioSaveName);
gFirstTimeSave = 0;
@ -921,10 +921,8 @@ static rct_window *window_overwrite_prompt_open(const char *name, const char *pa
w->flags |= WF_TRANSPARENT;
w->colours[0] = 154;
strncpy(_window_overwrite_prompt_name, name, sizeof(_window_overwrite_prompt_name));
_window_overwrite_prompt_name[sizeof(_window_overwrite_prompt_name) - 1] = '\0';
strncpy(_window_overwrite_prompt_path, path, sizeof(_window_overwrite_prompt_path));
_window_overwrite_prompt_path[sizeof(_window_overwrite_prompt_path) - 1] = '\0';
safe_strncpy(_window_overwrite_prompt_name, name, sizeof(_window_overwrite_prompt_name));
safe_strncpy(_window_overwrite_prompt_path, path, sizeof(_window_overwrite_prompt_path));
return w;
}

View File

@ -22,6 +22,7 @@
#include "../interface/widget.h"
#include "../interface/window.h"
#include "../localisation/localisation.h"
#include "../util/util.h"
#include "../network/network.h"
enum WINDOW_NETWORK_STATUS_WIDGET_IDX {
@ -79,7 +80,7 @@ void window_network_status_open(const char* text)
{
rct_window* window;
strncpy(window_network_status_text, text, sizeof(window_network_status_text));
safe_strncpy(window_network_status_text, text, sizeof(window_network_status_text));
// Check if window is already open
window = window_bring_to_front_by_class(WC_NETWORK_STATUS);

View File

@ -43,6 +43,7 @@
#include "../title.h"
#include "dropdown.h"
#include "error.h"
#include "../util/util.h"
enum WINDOW_OPTIONS_PAGE {
WINDOW_OPTIONS_PAGE_DISPLAY,
@ -1039,8 +1040,7 @@ static void window_options_dropdown(rct_window *w, int widgetIndex, int dropdown
char* devicename = gAudioDevices[dropdownIndex].name;
Mixer_Init(devicename);
SafeFree(gConfigSound.device);
gConfigSound.device = malloc(strlen(devicename) + 1);
strcpy(gConfigSound.device, devicename);
gConfigSound.device = strndup(devicename, AUDIO_DEVICE_NAME_SIZE);
}
config_save_default();
}

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@ -1745,7 +1745,7 @@ static void window_park_objective_paint(rct_window *w, rct_drawpixelinfo *dpi)
// Scenario description
x = w->x + window_park_objective_widgets[WIDX_PAGE_BACKGROUND].left + 4;
y = w->y + window_park_objective_widgets[WIDX_PAGE_BACKGROUND].top + 7;
strcpy((char*)0x009BC677, RCT2_ADDRESS(RCT2_ADDRESS_SCENARIO_DETAILS, char));
safe_strncpy((char*)0x009BC677, RCT2_ADDRESS(RCT2_ADDRESS_SCENARIO_DETAILS, char), 256);
RCT2_GLOBAL(RCT2_ADDRESS_COMMON_FORMAT_ARGS, short) = 3165;
y += gfx_draw_string_left_wrapped(dpi, (void*)0x013CE952, x, y, 222, 1191, 0);
y += 5;

View File

@ -25,6 +25,7 @@
#include "../network/network.h"
#include "../sprites.h"
#include "../windows/dropdown.h"
#include "../util/util.h"
enum WINDOW_PLAYER_LIST_WIDGET_IDX {
WIDX_BACKGROUND,
@ -282,7 +283,7 @@ static void window_player_list_scrollpaint(rct_window *w, rct_drawpixelinfo *dpi
int colour = 0;
if (i == w->selected_list_item) {
gfx_fill_rect(dpi, 0, y, 800, y + 9, 0x02000031);
strcpy(&buffer[0], network_get_player_name(i));
safe_strncpy(&buffer[0], network_get_player_name(i), sizeof(buffer));
colour = w->colours[2];
} else {
if (network_get_player_flags(i) & NETWORK_PLAYER_FLAG_ISSERVER) {
@ -290,7 +291,7 @@ static void window_player_list_scrollpaint(rct_window *w, rct_drawpixelinfo *dpi
} else {
lineCh = utf8_write_codepoint(lineCh, FORMAT_BLACK);
}
strcpy(lineCh, network_get_player_name(i));
safe_strncpy(lineCh, network_get_player_name(i), sizeof(buffer) - (lineCh - buffer));
}
gfx_clip_string(buffer, 230);
gfx_draw_string(dpi, buffer, colour, 0, y - 1);

View File

@ -24,6 +24,7 @@
#include "../localisation/localisation.h"
#include "../network/network.h"
#include "../sprites.h"
#include "../util/util.h"
#include "error.h"
#define WWIDTH_MIN 500
@ -158,7 +159,7 @@ void window_server_list_open()
window_set_resize(window, WWIDTH_MIN, WHEIGHT_MIN, WWIDTH_MAX, WHEIGHT_MAX);
strncpy(_playerName, gConfigNetwork.player_name, sizeof(_playerName));
safe_strncpy(_playerName, gConfigNetwork.player_name, sizeof(_playerName));
server_list_load_saved_servers();
window->no_list_items = _numSavedServers;
@ -277,7 +278,7 @@ static void window_server_list_textinput(rct_window *w, int widgetIndex, char *t
memset(_playerName, 0, sizeof(_playerName));
} else {
memset(_playerName, 0, sizeof(_playerName));
strcpy(_playerName, text);
safe_strncpy(_playerName, text, sizeof(_playerName));
}
widget_invalidate(w, WIDX_PLAYER_NAME_INPUT);

View File

@ -125,7 +125,7 @@ void window_text_input_open(rct_window* call_w, int call_widget, rct_string_id t
// Work out the existing size of the window
char wrapped_string[512];
strcpy(wrapped_string, text_input);
safe_strncpy(wrapped_string, text_input, 512);
int no_lines = 0, font_height = 0;
@ -175,7 +175,7 @@ void window_text_input_raw_open(rct_window* call_w, int call_widget, rct_string_
// Enter in the the text input buffer any existing
// text.
if (existing_text != NULL)
strncpy(text_input, existing_text, maxLength);
safe_strncpy(text_input, existing_text, maxLength);
// In order to prevent strings that exceed the maxLength
// from crashing the game.
@ -186,7 +186,7 @@ void window_text_input_raw_open(rct_window* call_w, int call_widget, rct_string_
// Work out the existing size of the window
char wrapped_string[512];
strcpy(wrapped_string, text_input);
safe_strncpy(wrapped_string, text_input, 512);
int no_lines = 0, font_height = 0;
@ -273,7 +273,7 @@ static void window_text_input_paint(rct_window *w, rct_drawpixelinfo *dpi)
RCT2_GLOBAL(RCT2_ADDRESS_CURRENT_FONT_FLAGS, uint16) = 0;
char wrapped_string[512];
strcpy(wrapped_string, text_input);
safe_strncpy(wrapped_string, text_input, 512);
// String length needs to add 12 either side of box
// +13 for cursor when max length.
@ -389,7 +389,7 @@ static void window_text_input_invalidate(rct_window *w)
{
// Work out the existing size of the window
char wrapped_string[512];
strcpy(wrapped_string, text_input);
safe_strncpy(wrapped_string, text_input, 512);
int no_lines = 0, font_height = 0;
@ -412,4 +412,4 @@ static void window_text_input_invalidate(rct_window *w)
window_text_input_widgets[WIDX_CANCEL].bottom = height - 10;
window_text_input_widgets[WIDX_BACKGROUND].bottom = height - 1;
}
}

View File

@ -1,5 +1,5 @@
/*****************************************************************************
* Copyright (c) 2014 Maciek Baron, Dániel Tar
* Copyright (c) 2014 Maciek Baron, D<EFBFBD>niel Tar
* OpenRCT2, an open source clone of Roller Coaster Tycoon 2.
*
* This file is part of OpenRCT2.
@ -360,7 +360,7 @@ static void window_title_editor_mouseup(rct_window *w, int widgetIndex)
case WIDX_TITLE_EDITOR_LOAD:
if (w->selected_list_item != -1) {
if (gConfigTitleSequences.presets[gCurrentTitleSequence].path[0]) {
strcpy(path, gConfigTitleSequences.presets[gCurrentTitleSequence].path);
safe_strncpy(path, gConfigTitleSequences.presets[gCurrentTitleSequence].path, MAX_PATH);
}
else {
platform_get_user_directory(path, "title sequences");

View File

@ -28,6 +28,7 @@
#include "../interface/widget.h"
#include "../interface/window.h"
#include "../interface/themes.h"
#include "../util/util.h"
enum {
WIDX_BACKGROUND,
@ -285,13 +286,13 @@ static void window_scenarioselect_paint(rct_window *w, rct_drawpixelinfo *dpi)
// Scenario name
x = w->x + window_scenarioselect_widgets[WIDX_SCENARIOLIST].right + 4;
y = w->y + window_scenarioselect_widgets[WIDX_TABCONTENT].top + 5;
strcpy((char*)0x009BC677, scenario->name);
safe_strncpy((char*)0x009BC677, scenario->name, 64);
RCT2_GLOBAL(0x013CE952 + 0, short) = 3165;
gfx_draw_string_centred_clipped(dpi, 1193, (void*)0x013CE952, 0, x + 85, y, 170);
y += 15;
// Scenario details
strcpy((char*)0x009BC677, scenario->details);
safe_strncpy((char*)0x009BC677, scenario->details, 256);
RCT2_GLOBAL(0x013CE952 + 0, short) = 3165;
y += gfx_draw_string_left_wrapped(dpi, (void*)0x013CE952, x, y, 170, 1191, 0) + 5;
@ -304,7 +305,7 @@ static void window_scenarioselect_paint(rct_window *w, rct_drawpixelinfo *dpi)
// Scenario score
if (scenario->flags & SCENARIO_FLAGS_COMPLETED) {
strcpy((char*)0x009BC677, scenario->completed_by);
safe_strncpy((char*)0x009BC677, scenario->completed_by, 64);
RCT2_GLOBAL(0x013CE952 + 0, short) = 3165;
RCT2_GLOBAL(0x013CE952 + 2, int) = scenario->company_value;
y += gfx_draw_string_left_wrapped(dpi, (void*)0x013CE952, x, y, 170, STR_COMPLETED_BY_WITH_COMPANY_VALUE, 0);
@ -341,7 +342,7 @@ static void window_scenarioselect_scrollpaint(rct_window *w, rct_drawpixelinfo *
gfx_fill_rect(dpi, 0, y, w->width, y + 23, 0x02000031);
// Draw scenario name
strcpy((char*)0x009BC677, scenario->name);
safe_strncpy((char*)0x009BC677, scenario->name, 64);
RCT2_GLOBAL(RCT2_ADDRESS_COMMON_FORMAT_ARGS, short) = 3165;
gfx_draw_string_centred(dpi, highlighted ? highlighted_format : unhighlighted_format, 210, y + 1, 0, (void*)0x013CE952);
@ -351,7 +352,7 @@ static void window_scenarioselect_scrollpaint(rct_window *w, rct_drawpixelinfo *
gfx_draw_sprite(dpi, 0x5A9F, 395, y + 1, 0);
// Draw completion score
strcpy((char*)0x009BC677, scenario->completed_by);
safe_strncpy((char*)0x009BC677, scenario->completed_by, 64);
RCT2_GLOBAL(RCT2_ADDRESS_COMMON_FORMAT_ARGS, short) = 2793;
RCT2_GLOBAL(0x013CE954, short) = 3165;
gfx_draw_string_centred(dpi, highlighted ? 1193 : 1191, 210, y + 11, 0, (void*)0x013CE952);

View File

@ -225,5 +225,5 @@ static void window_tooltip_paint(rct_window *w, rct_drawpixelinfo *dpi)
// Text
left = w->x + ((w->width + 1) / 2) - 1;
top = w->y + 1;
draw_string_centred_raw(dpi, left, top, RCT2_GLOBAL(RCT2_ADDRESS_TOOLTIP_TEXT_HEIGHT, uint16), gTooltip_text_buffer);
}
draw_string_centred_raw(dpi, left, top, RCT2_GLOBAL(RCT2_ADDRESS_TOOLTIP_TEXT_HEIGHT, uint16), (char *)gTooltip_text_buffer);
}