Updated httpc code and added an example.
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examples/http/Makefile
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170
examples/http/Makefile
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@ -0,0 +1,170 @@
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#---------------------------------------------------------------------------------
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.SUFFIXES:
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#---------------------------------------------------------------------------------
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ifeq ($(strip $(DEVKITARM)),)
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$(error "Please set DEVKITARM in your environment. export DEVKITARM=<path to>devkitARM")
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endif
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TOPDIR ?= $(CURDIR)
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include $(DEVKITARM)/3ds_rules
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#---------------------------------------------------------------------------------
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# TARGET is the name of the output
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# BUILD is the directory where object files & intermediate files will be placed
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# SOURCES is a list of directories containing source code
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# DATA is a list of directories containing data files
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# INCLUDES is a list of directories containing header files
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#
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# NO_SMDH: if set to anything, no SMDH file is generated.
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# APP_TITLE is the name of the app stored in the SMDH file (Optional)
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# APP_DESCRIPTION is the description of the app stored in the SMDH file (Optional)
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# APP_AUTHOR is the author of the app stored in the SMDH file (Optional)
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# ICON is the filename of the icon (.png), relative to the project folder.
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# If not set, it attempts to use one of the following (in this order):
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# - <Project name>.png
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# - icon.png
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# - <libctru folder>/default_icon.png
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#---------------------------------------------------------------------------------
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TARGET := $(notdir $(CURDIR))
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BUILD := build
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SOURCES := source
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DATA := data
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INCLUDES := include
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#---------------------------------------------------------------------------------
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# options for code generation
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#---------------------------------------------------------------------------------
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ARCH := -march=armv6k -mtune=mpcore -mfloat-abi=softfp
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CFLAGS := -g -Wall -O2 -mword-relocations \
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-fomit-frame-pointer -ffast-math \
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$(ARCH)
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CFLAGS += $(INCLUDE) -DARM11 -D_3DS
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CXXFLAGS := $(CFLAGS) -fno-rtti -fno-exceptions -std=gnu++11
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ASFLAGS := -g $(ARCH)
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LDFLAGS = -specs=3dsx.specs -g $(ARCH) -Wl,-Map,$(notdir $*.map)
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LIBS := -lctru -lm
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#---------------------------------------------------------------------------------
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# list of directories containing libraries, this must be the top level containing
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# include and lib
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#---------------------------------------------------------------------------------
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LIBDIRS := $(CTRULIB)
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#---------------------------------------------------------------------------------
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# no real need to edit anything past this point unless you need to add additional
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# rules for different file extensions
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#---------------------------------------------------------------------------------
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ifneq ($(BUILD),$(notdir $(CURDIR)))
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#---------------------------------------------------------------------------------
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export OUTPUT := $(CURDIR)/$(TARGET)
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export TOPDIR := $(CURDIR)
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export VPATH := $(foreach dir,$(SOURCES),$(CURDIR)/$(dir)) \
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$(foreach dir,$(DATA),$(CURDIR)/$(dir))
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export DEPSDIR := $(CURDIR)/$(BUILD)
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CFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.c)))
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CPPFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.cpp)))
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SFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.s)))
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BINFILES := $(foreach dir,$(DATA),$(notdir $(wildcard $(dir)/*.*)))
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#---------------------------------------------------------------------------------
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# use CXX for linking C++ projects, CC for standard C
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#---------------------------------------------------------------------------------
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ifeq ($(strip $(CPPFILES)),)
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#---------------------------------------------------------------------------------
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export LD := $(CC)
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#---------------------------------------------------------------------------------
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else
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#---------------------------------------------------------------------------------
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export LD := $(CXX)
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#---------------------------------------------------------------------------------
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endif
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#---------------------------------------------------------------------------------
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export OFILES := $(addsuffix .o,$(BINFILES)) \
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$(CPPFILES:.cpp=.o) $(CFILES:.c=.o) $(SFILES:.s=.o)
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export INCLUDE := $(foreach dir,$(INCLUDES),-I$(CURDIR)/$(dir)) \
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$(foreach dir,$(LIBDIRS),-I$(dir)/include) \
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-I$(CURDIR)/$(BUILD)
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export LIBPATHS := $(foreach dir,$(LIBDIRS),-L$(dir)/lib)
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ifeq ($(strip $(ICON)),)
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icons := $(wildcard *.png)
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ifneq (,$(findstring $(TARGET).png,$(icons)))
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export APP_ICON := $(TOPDIR)/$(TARGET).png
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else
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ifneq (,$(findstring icon.png,$(icons)))
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export APP_ICON := $(TOPDIR)/icon.png
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endif
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endif
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else
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export APP_ICON := $(TOPDIR)/$(ICON)
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endif
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.PHONY: $(BUILD) clean all
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#---------------------------------------------------------------------------------
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all: $(BUILD)
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$(BUILD):
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@[ -d $@ ] || mkdir -p $@
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@make --no-print-directory -C $(BUILD) -f $(CURDIR)/Makefile
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#---------------------------------------------------------------------------------
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clean:
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@echo clean ...
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@rm -fr $(BUILD) $(TARGET).3dsx $(OUTPUT).smdh $(TARGET).elf
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#---------------------------------------------------------------------------------
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else
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DEPENDS := $(OFILES:.o=.d)
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#---------------------------------------------------------------------------------
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# main targets
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#---------------------------------------------------------------------------------
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ifeq ($(strip $(NO_SMDH)),)
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.PHONY: all
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all : $(OUTPUT).3dsx $(OUTPUT).smdh
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endif
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$(OUTPUT).3dsx : $(OUTPUT).elf
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$(OUTPUT).elf : $(OFILES)
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#---------------------------------------------------------------------------------
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# you need a rule like this for each extension you use as binary data
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#---------------------------------------------------------------------------------
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%.bin.o : %.bin
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#---------------------------------------------------------------------------------
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@echo $(notdir $<)
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@$(bin2o)
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# WARNING: This is not the right way to do this! TODO: Do it right!
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#---------------------------------------------------------------------------------
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%.vsh.o : %.vsh
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#---------------------------------------------------------------------------------
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@echo $(notdir $<)
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@python $(AEMSTRO)/aemstro_as.py $< ../$(notdir $<).shbin
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@bin2s ../$(notdir $<).shbin | $(PREFIX)as -o $@
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@echo "extern const u8" `(echo $(notdir $<).shbin | sed -e 's/^\([0-9]\)/_\1/' | tr . _)`"_end[];" > `(echo $(notdir $<).shbin | tr . _)`.h
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@echo "extern const u8" `(echo $(notdir $<).shbin | sed -e 's/^\([0-9]\)/_\1/' | tr . _)`"[];" >> `(echo $(notdir $<).shbin | tr . _)`.h
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@echo "extern const u32" `(echo $(notdir $<).shbin | sed -e 's/^\([0-9]\)/_\1/' | tr . _)`_size";" >> `(echo $(notdir $<).shbin | tr . _)`.h
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@rm ../$(notdir $<).shbin
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-include $(DEPENDS)
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#---------------------------------------------------------------------------------------
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endif
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#---------------------------------------------------------------------------------------
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4
examples/http/README.md
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4
examples/http/README.md
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# http
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This is an example for using HTTPC. This downloads a raw image for displaying on the top-screen. The URL used here is a LAN-only one, hence this URL must be changed before building+running this example.
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128
examples/http/source/main.c
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128
examples/http/source/main.c
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#include <3ds.h>
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Result http_download(httpcContext *context)//This error handling needs updated with proper text printing once ctrulib itself supports that.
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{
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Result ret=0;
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u8* framebuf_top, *framebuf_bottom;
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u32 statuscode=0;
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u32 size=0, contentsize=0;
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u8 *buf;
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framebuf_bottom = gfxGetFramebuffer(GFX_BOTTOM, GFX_LEFT, NULL, NULL);
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memset(framebuf_bottom, 0x40, 240*320*3);
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gfxFlushBuffers();
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gfxSwapBuffers();
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framebuf_bottom = gfxGetFramebuffer(GFX_BOTTOM, GFX_LEFT, NULL, NULL);
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memset(framebuf_bottom, 0x40, 240*320*3);
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gfxFlushBuffers();
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gfxSwapBuffers();
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gspWaitForVBlank();
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ret = httpcBeginRequest(context);
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if(ret!=0)return ret;
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ret = httpcGetResponseStatusCode(context, &statuscode, 0);
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if(ret!=0)return ret;
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if(statuscode!=200)return -2;
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ret=httpcGetDownloadSizeState(context, NULL, &contentsize);
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if(ret!=0)return ret;
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buf = (u8*)malloc(contentsize);
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if(buf==NULL)return -1;
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memset(buf, 0, contentsize);
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framebuf_bottom = gfxGetFramebuffer(GFX_BOTTOM, GFX_LEFT, NULL, NULL);
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memset(framebuf_bottom, 0xc0, 240*320*3);
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gfxFlushBuffers();
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gfxSwapBuffers();
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framebuf_bottom = gfxGetFramebuffer(GFX_BOTTOM, GFX_LEFT, NULL, NULL);
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memset(framebuf_bottom, 0xc0, 240*320*3);
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gfxFlushBuffers();
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gfxSwapBuffers();
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gspWaitForVBlank();
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framebuf_top = gfxGetFramebuffer(GFX_TOP, GFX_LEFT, NULL, NULL);
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framebuf_bottom = gfxGetFramebuffer(GFX_BOTTOM, GFX_LEFT, NULL, NULL);
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ret = httpcDownloadData(context, buf, contentsize, NULL);
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if(ret!=0)
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{
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free(buf);
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return ret;
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}
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size = contentsize;
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if(size>(240*400*3))size = 240*400*3;
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memset(framebuf_bottom, 0xff, 240*320*3);
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memcpy(framebuf_top, buf, size);
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gfxFlushBuffers();
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gfxSwapBuffers();
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framebuf_top = gfxGetFramebuffer(GFX_TOP, GFX_LEFT, NULL, NULL);
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framebuf_bottom = gfxGetFramebuffer(GFX_BOTTOM, GFX_LEFT, NULL, NULL);
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memset(framebuf_bottom, 0xff, 240*320*3);
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memcpy(framebuf_top, buf, size);
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gfxFlushBuffers();
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gfxSwapBuffers();
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gspWaitForVBlank();
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free(buf);
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return 0;
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}
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int main()
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{
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Result ret=0;
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httpcContext context;
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// Initialize services
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srvInit();
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aptInit();
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hidInit(NULL);
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gfxInit();
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//gfxSet3D(true); // uncomment if using stereoscopic 3D
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httpcInit();
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ret = httpcOpenContext(&context, "http://10.0.0.3/httpexample_rawimg.bin", 0);//Change this to your own URL.
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if(ret==0)
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{
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ret=http_download(&context);
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httpcCloseContext(&context);
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}
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// Main loop
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while (aptMainLoop())
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{
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gspWaitForVBlank();
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hidScanInput();
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// Your code goes here
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u32 kDown = hidKeysDown();
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if (kDown & KEY_START)
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break; // break in order to return to hbmenu
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// Flush and swap framebuffers
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gfxFlushBuffers();
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gfxSwapBuffers();
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}
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// Exit services
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httpcExit();
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gfxExit();
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hidExit();
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aptExit();
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srvExit();
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return 0;
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}
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#pragma once
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typedef struct {
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Handle servhandle;
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u32 httphandle;
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} httpcContext;
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typedef enum{
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HTTPCREQSTAT_INPROGRESS_REQSENT = 0x5,
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HTTPCREQSTAT_DLREADY = 0x7
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} httpcReqStatus;
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#define HTTPC_RESULTCODE_DOWNLOADPENDING 0xd840a02b
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Result httpcInit();
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void httpcExit();
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Result httpcOpenContext(httpcContext *context, char* url, u32 use_defaultproxy);//use_defaultproxy should be zero normally, unless you don't want HTTPC_SetProxyDefault() to be used automatically.
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Result httpcCloseContext(httpcContext *context);
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Result httpcBeginRequest(httpcContext *context);
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Result httpcReceiveData(httpcContext *context, u8* buffer, u32 size);
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Result httpcGetRequestState(httpcContext *context, httpcReqStatus* out);
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Result httpcGetDownloadSizeState(httpcContext *context, u32* downloadedsize, u32* contentsize);
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Result httpcGetResponseStatusCode(httpcContext *context, u32* out, u64 delay);//delay isn't used yet. This writes the HTTP status code from the server to out.
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Result httpcDownloadData(httpcContext *context, u8* buffer, u32 size, u32 *downloadedsize);//The *entire* content must be downloaded before using httpcCloseContext(), otherwise httpcCloseContext() will hang.
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//Using the below functions directly is not recommended, use the above functions. See also the http example.
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Result HTTPC_Initialize(Handle handle);
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Result HTTPC_InitializeConnectionSession(Handle handle, Handle contextHandle);
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Result HTTPC_CreateContext(Handle handle, char* url, Handle* contextHandle);
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@ -8,3 +35,7 @@ Result HTTPC_SetProxyDefault(Handle handle, Handle contextHandle);
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Result HTTPC_AddRequestHeaderField(Handle handle, Handle contextHandle, char* name, char* value);
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Result HTTPC_BeginRequest(Handle handle, Handle contextHandle);
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Result HTTPC_ReceiveData(Handle handle, Handle contextHandle, u8* buffer, u32 size);
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Result HTTPC_GetRequestState(Handle handle, Handle contextHandle, httpcReqStatus* out);
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Result HTTPC_GetDownloadSizeState(Handle handle, Handle contextHandle, u32* downloadedsize, u32* contentsize);
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Result HTTPC_GetResponseStatusCode(Handle handle, Handle contextHandle, u32* out);
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@ -1,13 +1,137 @@
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#include <string.h>
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#include <3ds.h>
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Handle __httpc_servhandle = 0;
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Result httpcInit()
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{
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Result ret=0;
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if(__httpc_servhandle)return 0;
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if((ret=srvGetServiceHandle(&__httpc_servhandle, "http:C")))*((u32*)0x500) = ret;//return ret;
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//*((u32*)0x600) = __httpc_servhandle;
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ret = HTTPC_Initialize(__httpc_servhandle);
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if(ret!=0)*((u32*)0x400) = ret;//return ret;
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return 0;
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}
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void httpcExit()
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{
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if(__httpc_servhandle==0)return;
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svcCloseHandle(__httpc_servhandle);
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}
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Result httpcOpenContext(httpcContext *context, char* url, u32 use_defaultproxy)
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{
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Result ret=0;
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ret = HTTPC_CreateContext(__httpc_servhandle, url, &context->httphandle);
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if(ret!=0)*((u32*)0x100) = ret;//return ret;
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ret = srvGetServiceHandle(&context->servhandle, "http:C");
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if(ret!=0)*((u32*)0x104) = ret;//return ret;
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ret = HTTPC_InitializeConnectionSession(context->servhandle, context->httphandle);
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if(ret!=0)*((u32*)0x108) = ret;//return ret;
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if(use_defaultproxy==0)return 0;
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ret = HTTPC_SetProxyDefault(context->servhandle, context->httphandle);
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if(ret!=0)*((u32*)0x10c) = ret;//return ret;
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return 0;
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}
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Result httpcCloseContext(httpcContext *context)
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{
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Result ret=0;
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ret = HTTPC_CloseContext(context->servhandle, context->httphandle);
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svcCloseHandle(context->servhandle);
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return ret;
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}
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Result httpcAddRequestHeaderField(httpcContext *context, char* name, char* value)
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{
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return HTTPC_AddRequestHeaderField(context->servhandle, context->httphandle, name, value);
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}
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Result httpcBeginRequest(httpcContext *context)
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{
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return HTTPC_BeginRequest(context->servhandle, context->httphandle);
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}
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Result httpcReceiveData(httpcContext *context, u8* buffer, u32 size)
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{
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return HTTPC_ReceiveData(context->servhandle, context->httphandle, buffer, size);
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}
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Result httpcGetRequestState(httpcContext *context, httpcReqStatus* out)
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{
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return HTTPC_GetRequestState(context->servhandle, context->httphandle, out);
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}
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Result httpcGetDownloadSizeState(httpcContext *context, u32* downloadedsize, u32* contentsize)
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{
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return HTTPC_GetDownloadSizeState(context->servhandle, context->httphandle, downloadedsize, contentsize);
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}
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Result httpcGetResponseStatusCode(httpcContext *context, u32* out, u64 delay)
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{
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return HTTPC_GetResponseStatusCode(context->servhandle, context->httphandle, out);
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}
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Result httpcDownloadData(httpcContext *context, u8* buffer, u32 size, u32 *downloadedsize)
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{
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Result ret=0;
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u32 contentsize=0;
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u32 pos=0, sz=0;
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if(downloadedsize)*downloadedsize = 0;
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ret=httpcGetDownloadSizeState(context, NULL, &contentsize);
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if(ret!=0)return ret;
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while(pos < size)
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{
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sz = size - pos;
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ret=httpcReceiveData(context, &buffer[pos], sz);
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if(ret==HTTPC_RESULTCODE_DOWNLOADPENDING)
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{
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ret=httpcGetDownloadSizeState(context, &pos, NULL);
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if(ret!=0)return ret;
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}
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else if(ret!=0)
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{
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return ret;
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}
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else
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{
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pos+= sz;
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}
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if(downloadedsize)*downloadedsize = pos;
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}
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return 0;
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}
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Result HTTPC_Initialize(Handle handle)
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||||
{
|
||||
u32* cmdbuf=getThreadCommandBuffer();
|
||||
|
||||
cmdbuf[0]=0x10044; //request header code
|
||||
cmdbuf[1]=0x1000; //unk
|
||||
cmdbuf[2]=0x20; //unk
|
||||
cmdbuf[2]=0x20;//processID header, following word is set to processID by the arm11kernel.
|
||||
cmdbuf[4]=0;
|
||||
cmdbuf[5]=0;//Some sort of handle.
|
||||
|
||||
Result ret=0;
|
||||
if((ret=svcSendSyncRequest(handle)))return ret;
|
||||
@ -124,3 +248,50 @@ Result HTTPC_ReceiveData(Handle handle, Handle contextHandle, u8* buffer, u32 si
|
||||
|
||||
return cmdbuf[1];
|
||||
}
|
||||
|
||||
Result HTTPC_GetRequestState(Handle handle, Handle contextHandle, httpcReqStatus* out)
|
||||
{
|
||||
u32* cmdbuf=getThreadCommandBuffer();
|
||||
|
||||
cmdbuf[0]=0x50040; //request header code
|
||||
cmdbuf[1]=contextHandle;
|
||||
|
||||
Result ret=0;
|
||||
if((ret=svcSendSyncRequest(handle)))return ret;
|
||||
|
||||
*out = cmdbuf[2];
|
||||
|
||||
return cmdbuf[1];
|
||||
}
|
||||
|
||||
Result HTTPC_GetDownloadSizeState(Handle handle, Handle contextHandle, u32* downloadedsize, u32* contentsize)
|
||||
{
|
||||
u32* cmdbuf=getThreadCommandBuffer();
|
||||
|
||||
cmdbuf[0]=0x60040; //request header code
|
||||
cmdbuf[1]=contextHandle;
|
||||
|
||||
Result ret=0;
|
||||
if((ret=svcSendSyncRequest(handle)))return ret;
|
||||
|
||||
if(downloadedsize)*downloadedsize = cmdbuf[2];
|
||||
if(contentsize)*contentsize = cmdbuf[3];
|
||||
|
||||
return cmdbuf[1];
|
||||
}
|
||||
|
||||
Result HTTPC_GetResponseStatusCode(Handle handle, Handle contextHandle, u32* out)
|
||||
{
|
||||
u32* cmdbuf=getThreadCommandBuffer();
|
||||
|
||||
cmdbuf[0]=0x220040; //request header code
|
||||
cmdbuf[1]=contextHandle;
|
||||
|
||||
Result ret=0;
|
||||
if((ret=svcSendSyncRequest(handle)))return ret;
|
||||
|
||||
*out = cmdbuf[2];
|
||||
|
||||
return cmdbuf[1];
|
||||
}
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user