(Mostly) finish QR support

include/camera.h

@@ -36,5 +36,6 @@ bool qr_mode;
 void init_qr(void);
 void exit_qr(void);
 void take_picture(void);
+Result http_get(char *url, char *path);
 
 #endif

source/camera.c

@@ -27,8 +27,8 @@
 #include "camera.h"
 
 #include "quirc/quirc.h"
-#include "pp2d/pp2d/pp2d.h"
 #include "draw.h"
+#include "fs.h"
 
 void init_qr(void)
 {
@@ -71,3 +71,121 @@ void take_picture(void)
 	svcCloseHandle(cam_handle);
 	CAMU_Activate(PORT_NONE);
 }
+
+/*
+Putting this in camera because I'm too lazy to make a network.c
+This'll probably get refactored later
+*/
+Result http_get(char *url, char *path)
+{
+	Result ret;
+	httpcContext context;
+	char *new_url = NULL;
+	u32 status_code;
+	u32 content_size = 0;
+	u32 read_size = 0;
+	u32 size = 0;
+	u8 *buf;
+	u8 *last_buf;
+
+	do {
+		ret = httpcOpenContext(&context, HTTPC_METHOD_GET, url, 1);
+		ret = httpcSetSSLOpt(&context, SSLCOPT_DisableVerify); // should let us do https
+		ret = httpcSetKeepAlive(&context, HTTPC_KEEPALIVE_ENABLED);
+		ret = httpcAddRequestHeaderField(&context, "User-Agent", "Anemone3DS/1.1.0");
+		ret = httpcAddRequestHeaderField(&context, "Connection", "Keep-Alive");
+
+		ret = httpcBeginRequest(&context);
+		if (ret != 0)
+		{
+			httpcCloseContext(&context);
+			if (new_url != NULL) free(new_url);
+			return ret;
+		}
+
+		ret = httpcGetResponseStatusCode(&context, &status_code);
+		if(ret!=0){
+			httpcCloseContext(&context);
+			if(new_url!=NULL) free(new_url);
+			return ret;
+		}
+
+		if ((status_code >= 301 && status_code <= 303) || (status_code >= 307 && status_code <= 308))
+		{
+			if (new_url == NULL) new_url = malloc(0x1000);
+			ret = httpcGetResponseHeader(&context, "Location", new_url, 0x1000);
+			url = new_url;
+			httpcCloseContext(&context);
+		}
+	} while ((status_code >= 301 && status_code <= 303) || (status_code >= 307 && status_code <= 308));
+
+	if (status_code != 200)
+	{
+		httpcCloseContext(&context);
+		if (new_url != NULL) free(new_url);
+		return ret;
+	}
+
+	ret = httpcGetDownloadSizeState(&context, NULL, &content_size);
+	if (ret != 0)
+	{
+		httpcCloseContext(&context);
+		if (new_url != NULL) free(new_url);
+		return ret;
+	}
+
+	buf = malloc(0x1000);
+	if (buf == NULL)
+	{
+		httpcCloseContext(&context);
+		free(new_url);
+		return -2;
+	}
+
+	char *content_disposition = malloc(1024);
+	ret = httpcGetResponseHeader(&context, "Content-Disposition", content_disposition, 1024);
+	if (ret != 0)
+	{
+		free(content_disposition);
+		free(new_url);
+		free(buf);
+	}
+
+	char *filename;
+	filename = strtok(content_disposition, "\"");
+	filename = strtok(NULL, "\"");
+
+	do {
+		ret = httpcDownloadData(&context, buf + size, 0x1000, &read_size);
+		size += read_size;
+
+		if (ret == (s32)HTTPC_RESULTCODE_DOWNLOADPENDING)
+		{
+			last_buf = buf;
+			buf = realloc(buf, size + 0x1000);
+			if (buf == NULL)
+			{
+				httpcCloseContext(&context);
+				free(last_buf);
+				return ret;
+			}
+		}
+	} while (ret == (s32)HTTPC_RESULTCODE_DOWNLOADPENDING);
+
+	last_buf = buf;
+	buf = realloc(buf, size);
+	if (buf == NULL)
+	{
+		httpcCloseContext(&context);
+		free(last_buf);
+		return -1;
+	}
+
+	char path_to_file[0x106] = {0};
+	strcpy(path_to_file, path);
+	strcat(path_to_file, filename);
+	remake_file(path_to_file, ArchiveSD, size);
+	buf_to_file(size, path_to_file, ArchiveSD, (char*)buf);
+
+	return 0;
+}

source/draw.c

@@ -109,6 +109,8 @@ void draw_qr(void)
         if (!quirc_decode(&code, &data))
         {
             qr_mode = false;
+
+            http_get((char*)data.payload, "/Themes/");
         }
     }
 }

source/main.c

@@ -38,6 +38,7 @@ int init_services(void)
 {
     cfguInit();
     ptmuInit();
+    httpcInit(0);
     open_archives();
     bool homebrew = true;
     if (!envIsHomebrew())
@@ -59,6 +60,7 @@ int exit_services(void)
     close_archives();
     cfguExit();
     ptmuExit();
+    httpcExit();
     return 0;
 }