diff --git a/archive.c b/archive.c
index efb78a7..28f4d3e 100644
--- a/archive.c
+++ b/archive.c
@@ -201,18 +201,42 @@ int extractArchivePath(char *src, char *dst, FileProcessParam *param) {
 
 		void *buf = malloc(TRANSFER_SIZE);
 
-		int read;
-		while ((read = archiveFileRead(fdsrc, buf, TRANSFER_SIZE)) > 0) {
-			int res = sceIoWrite(fddst, buf, read);
-			if (res < 0) {
+		uint64_t seek = 0;
+
+		while (1) {
+			int read = archiveFileRead(fdsrc, buf, TRANSFER_SIZE);
+			if (read < 0) {
 				free(buf);
 
 				sceIoClose(fddst);
 				archiveFileClose(fdsrc);
 
-				return res;
+				return read;
 			}
 
+			if (read == 0)
+				break;
+
+			int written = sceIoWrite(fddst, buf, read);
+			if (written == SCE_ERROR_ERRNO_ENODEV) {
+				fddst = sceIoOpen(dst_path, SCE_O_WRONLY | SCE_O_CREAT, 0777);
+				if (fddst >= 0) {
+					sceIoLseek(fddst, seek, SCE_SEEK_SET);
+					written = sceIoWrite(fddst, buf, read);
+				}
+			}
+
+			if (written != read) {
+				free(buf);
+
+				sceIoClose(fddst);
+				archiveFileClose(fdsrc);
+
+				return (written < 0) ? written : -1;
+			}
+
+			seek += written;
+
 			if (param) {
 				if (param->value)
 					(*param->value) += read;
diff --git a/file.c b/file.c
index 76ee21f..8594a61 100644
--- a/file.c
+++ b/file.c
@@ -108,12 +108,32 @@ int getFileSha1(char *pInputFileName, uint8_t *pSha1Out, FileProcessParam *param
 	// Open up the buffer for copying data into
 	void *buf = malloc(TRANSFER_SIZE);
 
-	int read;
+	uint64_t seek = 0;
 
 	// Actually take the SHA1 sum
-	while ((read = sceIoRead(fd, buf, TRANSFER_SIZE)) > 0) {
+	while (1) {
+		int read = sceIoRead(fd, buf, TRANSFER_SIZE);
+		if (read == SCE_ERROR_ERRNO_ENODEV) {
+			fd = sceIoOpen(pInputFileName, SCE_O_RDONLY, 0);
+			if (fd >= 0) {
+				sceIoLseek(fd, seek, SCE_SEEK_SET);
+				read = sceIoRead(fd, buf, TRANSFER_SIZE);
+			}
+		}
+
+		if (read < 0) {
+			free(buf);
+			sceIoClose(fd);
+			return read;
+		}
+
+		if (read == 0)
+			break;
+
 		sha1_update(&ctx, buf, read);
 
+		seek += read;
+
 		if (param) {
 			// Defined in io_process.c, check to make sure pointer isn't null before incrementing
 			if (param->value)
@@ -320,18 +340,50 @@ int copyFile(char *src_path, char *dst_path, FileProcessParam *param) {
 
 	void *buf = malloc(TRANSFER_SIZE);
 
-	int read;
-	while ((read = sceIoRead(fdsrc, buf, TRANSFER_SIZE)) > 0) {
-		int res = sceIoWrite(fddst, buf, read);
-		if (res < 0) {
+	uint64_t seek = 0;
+
+	while (1) {
+		int read = sceIoRead(fdsrc, buf, TRANSFER_SIZE);
+		if (read == SCE_ERROR_ERRNO_ENODEV) {
+			fdsrc = sceIoOpen(src_path, SCE_O_RDONLY, 0);
+			if (fdsrc >= 0) {
+				sceIoLseek(fdsrc, seek, SCE_SEEK_SET);
+				read = sceIoRead(fdsrc, buf, TRANSFER_SIZE);
+			}
+		}
+
+		if (read < 0) {
 			free(buf);
 
 			sceIoClose(fddst);
 			sceIoClose(fdsrc);
 
-			return res;
+			return read;
 		}
 
+		if (read == 0)
+			break;
+
+		int written = sceIoWrite(fddst, buf, read);
+		if (written == SCE_ERROR_ERRNO_ENODEV) {
+			fddst = sceIoOpen(dst_path, SCE_O_WRONLY | SCE_O_CREAT, 0777);
+			if (fddst >= 0) {
+				sceIoLseek(fddst, seek, SCE_SEEK_SET);
+				written = sceIoWrite(fddst, buf, read);
+			}
+		}
+
+		if (written != read) {
+			free(buf);
+
+			sceIoClose(fddst);
+			sceIoClose(fdsrc);
+
+			return (written < 0) ? written : -1;
+		}
+
+		seek += written;
+
 		if (param) {
 			if (param->value)
 				(*param->value) += read;
@@ -518,7 +570,7 @@ int movePath(char *src_path, char *dst_path, int flags, FileProcessParam *param)
 			} while (res > 0);
 
 			sceIoDclose(dfd);
-			
+
 			// Integrated, now remove this directory
 			sceIoRmdir(src_path);
 		}
diff --git a/functions.h b/functions.h
index 9b3e8a6..4aa9d58 100644
--- a/functions.h
+++ b/functions.h
@@ -20,6 +20,7 @@
 #define __FUNCTIONS_H__
 
 #define SCE_ERROR_ERRNO_EEXIST 0x80010011
+#define SCE_ERROR_ERRNO_ENODEV 0x80010013
 
 typedef struct {
 	SceUInt size;
diff --git a/minizip/ioapi.c b/minizip/ioapi.c
index 28e22f6..4b65512 100644
--- a/minizip/ioapi.c
+++ b/minizip/ioapi.c
@@ -18,6 +18,8 @@
 
 #include "ioapi.h"
 
+#define SCE_ERROR_ERRNO_ENODEV 0x80010013
+
 voidpf call_zopen64 (const zlib_filefunc64_32_def* pfilefunc,const void*filename,int mode)
 {
     if (pfilefunc->zfile_func64.zopen64_file != NULL)
@@ -83,18 +85,22 @@ static int     ZCALLBACK ferror_file_func OF((voidpf opaque, voidpf stream));
 typedef struct
 {
 	SceUID fd;
+	int mode_fopen;
+	SceOff offset;
 	int error;
     int filenameLength;
     void *filename;
 } FILE_IOPOSIX;
 
-static voidpf file_build_ioposix(SceUID fd, const char *filename)
+static voidpf file_build_ioposix(SceUID fd, const char *filename, int mode_fopen)
 {
     FILE_IOPOSIX *ioposix = NULL;
     if (fd < 0)
         return NULL;
     ioposix = (FILE_IOPOSIX*)malloc(sizeof(FILE_IOPOSIX));
     ioposix->fd = fd;
+	ioposix->mode_fopen = mode_fopen;
+	ioposix->offset = 0;
 	ioposix->error = 0;
     ioposix->filenameLength = strlen(filename) + 1;
     ioposix->filename = (char*)malloc(ioposix->filenameLength * sizeof(char));
@@ -118,7 +124,7 @@ static voidpf ZCALLBACK fopen_file_func (voidpf opaque, const char* filename, in
     if ((filename != NULL) && (mode_fopen != 0))
     {
         fd = sceIoOpen(filename, mode_fopen, 0777);
-        return file_build_ioposix(fd, filename);
+        return file_build_ioposix(fd, filename, mode_fopen);
     }
 
 	return NULL;
@@ -158,6 +164,16 @@ static uLong ZCALLBACK fread_file_func (voidpf opaque, voidpf stream, void* buf,
     ioposix = (FILE_IOPOSIX*)stream;
     ret = (uLong)sceIoRead(ioposix->fd, buf, (size_t)size);
 	ioposix->error = (int)ret;
+	if (ioposix->error == SCE_ERROR_ERRNO_ENODEV) {
+		ioposix->fd = sceIoOpen(ioposix->filename, ioposix->mode_fopen, 0777);
+		if (ioposix->fd >= 0) {
+			sceIoLseek(ioposix->fd, ioposix->offset, SCE_SEEK_SET);
+		    ret = (uLong)sceIoRead(ioposix->fd, buf, (size_t)size);
+			ioposix->error = (int)ret;
+		}
+	}
+	if (ioposix->error == 0)
+		ioposix->offset += ret;
     return ret;
 }
 
@@ -170,6 +186,16 @@ static uLong ZCALLBACK fwrite_file_func (voidpf opaque, voidpf stream, const voi
     ioposix = (FILE_IOPOSIX*)stream;
     ret = (uLong)sceIoWrite(ioposix->fd, buf, (size_t)size);
 	ioposix->error = (int)ret;
+	if (ioposix->error == SCE_ERROR_ERRNO_ENODEV) {
+		ioposix->fd = sceIoOpen(ioposix->filename, ioposix->mode_fopen, 0777);
+		if (ioposix->fd >= 0) {
+			sceIoLseek(ioposix->fd, ioposix->offset, SCE_SEEK_SET);
+		    ret = (uLong)sceIoWrite(ioposix->fd, buf, (size_t)size);
+			ioposix->error = (int)ret;
+		}
+	}
+	if (ioposix->error == 0)
+		ioposix->offset += ret;
     return ret;
 }
 
@@ -182,6 +208,14 @@ static long ZCALLBACK ftell_file_func (voidpf opaque, voidpf stream)
     ioposix = (FILE_IOPOSIX*)stream;
     ret = (long)sceIoLseek32(ioposix->fd, 0, SCE_SEEK_CUR);
 	ioposix->error = (int)ret;
+	if (ioposix->error == SCE_ERROR_ERRNO_ENODEV) {
+		ioposix->fd = sceIoOpen(ioposix->filename, ioposix->mode_fopen, 0777);
+		if (ioposix->fd >= 0) {
+			sceIoLseek32(ioposix->fd, ioposix->offset, SCE_SEEK_SET);
+			ret = (long)sceIoLseek32(ioposix->fd, 0, SCE_SEEK_CUR);
+			ioposix->error = (int)ret;
+		}
+	}
     return ret;
 }
 
@@ -194,6 +228,14 @@ static ZPOS64_T ZCALLBACK ftell64_file_func (voidpf opaque, voidpf stream)
     ioposix = (FILE_IOPOSIX*)stream;
     ret = (ZPOS64_T)sceIoLseek(ioposix->fd, 0, SCE_SEEK_CUR);
 	ioposix->error = (int)ret;
+	if (ioposix->error == SCE_ERROR_ERRNO_ENODEV) {
+		ioposix->fd = sceIoOpen(ioposix->filename, ioposix->mode_fopen, 0777);
+		if (ioposix->fd >= 0) {
+			sceIoLseek(ioposix->fd, ioposix->offset, SCE_SEEK_SET);
+			ret = (long)sceIoLseek(ioposix->fd, 0, SCE_SEEK_CUR);
+			ioposix->error = (int)ret;
+		}
+	}
     return ret;
 }
 
@@ -221,8 +263,19 @@ static long ZCALLBACK fseek_file_func (voidpf opaque, voidpf stream, uLong offse
         default:
             return -1;
     }
-    if (sceIoLseek32(ioposix->fd, offset, fseek_origin) < 0)
+	int res = sceIoLseek32(ioposix->fd, offset, fseek_origin);
+	if (res == SCE_ERROR_ERRNO_ENODEV) {
+		ioposix->fd = sceIoOpen(ioposix->filename, ioposix->mode_fopen, 0777);
+		if (ioposix->fd >= 0) {
+			sceIoLseek(ioposix->fd, ioposix->offset, SCE_SEEK_SET);
+			res = sceIoLseek32(ioposix->fd, offset, fseek_origin);
+		}
+	}
+    if (res < 0) {
         ret = -1;
+	} else {
+		ioposix->offset = (SceOff)res;
+	}
     return ret;
 }
 
@@ -250,8 +303,19 @@ static long ZCALLBACK fseek64_file_func (voidpf opaque, voidpf stream, ZPOS64_T
         default:
             return -1;
     }
-    if (sceIoLseek(ioposix->fd, offset, fseek_origin) < 0)
+	SceOff res = sceIoLseek(ioposix->fd, offset, fseek_origin);
+	if ((int)res == SCE_ERROR_ERRNO_ENODEV) {
+		ioposix->fd = sceIoOpen(ioposix->filename, ioposix->mode_fopen, 0777);
+		if (ioposix->fd >= 0) {
+			sceIoLseek(ioposix->fd, ioposix->offset, SCE_SEEK_SET);
+			res = sceIoLseek(ioposix->fd, offset, fseek_origin);
+		}
+	}
+    if (res < 0) {
         ret = -1;
+	} else {
+		ioposix->offset = res;
+	}
     return ret;
 }
 
@@ -266,6 +330,14 @@ static int ZCALLBACK fclose_file_func (voidpf opaque, voidpf stream)
         free(ioposix->filename);
     ret = sceIoClose(ioposix->fd);
 	ioposix->error = ret;
+	if (ioposix->error == SCE_ERROR_ERRNO_ENODEV) {
+		ioposix->fd = sceIoOpen(ioposix->filename, ioposix->mode_fopen, 0777);
+		if (ioposix->fd >= 0) {
+			sceIoLseek(ioposix->fd, ioposix->offset, SCE_SEEK_SET);
+			ret = sceIoClose(ioposix->fd);
+			ioposix->error = ret;
+		}
+	}
     free(ioposix);
     return ret;
 }