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Fixed array out of bounds access

This commit is contained in:
Sam Lantinga 2023-07-10 22:08:12 -07:00
parent 8ba850bef2
commit 30a9fffbd4
1 changed files with 9 additions and 9 deletions
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18
test/gamepadutils.c
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@ -87,7 +87,7 @@ struct GamepadImage
SDL_Renderer *renderer;
SDL_Texture *front_texture;
SDL_Texture *back_texture;
SDL_Texture *battery_texture[SDL_JOYSTICK_POWER_MAX];
SDL_Texture *battery_texture[1 + SDL_JOYSTICK_POWER_MAX];
SDL_Texture *touchpad_texture;
SDL_Texture *button_texture;
SDL_Texture *axis_texture;
@ -141,13 +141,13 @@ GamepadImage *CreateGamepadImage(SDL_Renderer *renderer)
ctx->back_texture = CreateTexture(renderer, gamepad_back_bmp, gamepad_back_bmp_len);
SDL_QueryTexture(ctx->front_texture, NULL, NULL, &ctx->gamepad_width, &ctx->gamepad_height);
ctx->battery_texture[SDL_JOYSTICK_POWER_UNKNOWN] = CreateTexture(renderer, gamepad_battery_unknown_bmp, gamepad_battery_unknown_bmp_len);
ctx->battery_texture[SDL_JOYSTICK_POWER_EMPTY] = CreateTexture(renderer, gamepad_battery_empty_bmp, gamepad_battery_empty_bmp_len);
ctx->battery_texture[SDL_JOYSTICK_POWER_LOW] = CreateTexture(renderer, gamepad_battery_low_bmp, gamepad_battery_low_bmp_len);
ctx->battery_texture[SDL_JOYSTICK_POWER_MEDIUM] = CreateTexture(renderer, gamepad_battery_medium_bmp, gamepad_battery_medium_bmp_len);
ctx->battery_texture[SDL_JOYSTICK_POWER_FULL] = CreateTexture(renderer, gamepad_battery_full_bmp, gamepad_battery_full_bmp_len);
ctx->battery_texture[SDL_JOYSTICK_POWER_WIRED] = CreateTexture(renderer, gamepad_battery_wired_bmp, gamepad_battery_wired_bmp_len);
SDL_QueryTexture(ctx->battery_texture[SDL_JOYSTICK_POWER_UNKNOWN], NULL, NULL, &ctx->battery_width, &ctx->battery_height);
ctx->battery_texture[1 + SDL_JOYSTICK_POWER_UNKNOWN] = CreateTexture(renderer, gamepad_battery_unknown_bmp, gamepad_battery_unknown_bmp_len);
ctx->battery_texture[1 + SDL_JOYSTICK_POWER_EMPTY] = CreateTexture(renderer, gamepad_battery_empty_bmp, gamepad_battery_empty_bmp_len);
ctx->battery_texture[1 + SDL_JOYSTICK_POWER_LOW] = CreateTexture(renderer, gamepad_battery_low_bmp, gamepad_battery_low_bmp_len);
ctx->battery_texture[1 + SDL_JOYSTICK_POWER_MEDIUM] = CreateTexture(renderer, gamepad_battery_medium_bmp, gamepad_battery_medium_bmp_len);
ctx->battery_texture[1 + SDL_JOYSTICK_POWER_FULL] = CreateTexture(renderer, gamepad_battery_full_bmp, gamepad_battery_full_bmp_len);
ctx->battery_texture[1 + SDL_JOYSTICK_POWER_WIRED] = CreateTexture(renderer, gamepad_battery_wired_bmp, gamepad_battery_wired_bmp_len);
SDL_QueryTexture(ctx->battery_texture[1 + SDL_JOYSTICK_POWER_UNKNOWN], NULL, NULL, &ctx->battery_width, &ctx->battery_height);
ctx->touchpad_texture = CreateTexture(renderer, gamepad_touchpad_bmp, gamepad_touchpad_bmp_len);
SDL_QueryTexture(ctx->touchpad_texture, NULL, NULL, &ctx->touchpad_width, &ctx->touchpad_height);
@ -472,7 +472,7 @@ void RenderGamepadImage(GamepadImage *ctx)
dst.y = (float)ctx->y;
dst.w = (float)ctx->battery_width;
dst.h = (float)ctx->battery_height;
SDL_RenderTexture(ctx->renderer, ctx->battery_texture[ctx->battery_level], NULL, &dst);
SDL_RenderTexture(ctx->renderer, ctx->battery_texture[1 + ctx->battery_level], NULL, &dst);
}
if (ctx->showing_touchpad) {