fatfs: create separate ffsystem.c for host side testing

components/fatfs/CMakeLists.txt

@@ -3,7 +3,7 @@ idf_component_register(SRCS "diskio/diskio.c"
                             "diskio/diskio_sdmmc.c"
                             "diskio/diskio_wl.c"
                             "src/ff.c"
-                            "port/ffsystem.c"
+                            "port/freertos/ffsystem.c"
                             "src/ffunicode.c"
                             "vfs/vfs_fat.c"
                             "vfs/vfs_fat_sdmmc.c"

components/fatfs/component.mk

@@ -1,3 +1,3 @@
 COMPONENT_ADD_INCLUDEDIRS := diskio vfs src
-COMPONENT_SRCDIRS := diskio vfs port src
+COMPONENT_SRCDIRS := diskio vfs port/freertos src
 COMPONENT_OBJEXCLUDE := src/diskio.o src/ffsystem.o

components/fatfs/diskio/diskio.c

@@ -10,6 +10,7 @@
 
 #include <string.h>
 #include <time.h>
+#include <stdlib.h>
 #include <sys/time.h>
 #include "diskio_impl.h"
 #include "ffconf.h"

components/fatfs/port/ffsystem.c → components/fatfs/port/freertos/ffsystem.c

@@ -12,21 +12,15 @@
 #include "esp_heap_caps.h"
 #endif
 
-
-
-/*------------------------------------------------------------------------*/
-/* Allocate a memory block                                                */
-/*------------------------------------------------------------------------*/
-
-void* ff_memalloc (	/* Returns pointer to the allocated memory block (null on not enough core) */
-	unsigned msize		/* Number of bytes to allocate */
+void* ff_memalloc (    /* Returns pointer to the allocated memory block (null on not enough core) */
+    unsigned msize     /* Number of bytes to allocate */
 )
 {
 #ifdef CONFIG_FATFS_ALLOC_EXTRAM_FIRST
-	return heap_caps_malloc_prefer(size, 2, MALLOC_CAP_DEFAULT | MALLOC_CAP_SPIRAM,
-											MALLOC_CAP_DEFAULT | MALLOC_CAP_INTERNAL);
+    return heap_caps_malloc_prefer(size, 2, MALLOC_CAP_DEFAULT | MALLOC_CAP_SPIRAM,
+                                            MALLOC_CAP_DEFAULT | MALLOC_CAP_INTERNAL);
 #else
-	return malloc(msize);
+    return malloc(msize);
 #endif
 }
 
@@ -36,16 +30,16 @@ void* ff_memalloc (	/* Returns pointer to the allocated memory block (null on no
 /*------------------------------------------------------------------------*/
 
 void ff_memfree (
-	void* mblock	/* Pointer to the memory block to free (nothing to do for null) */
+    void* mblock    /* Pointer to the memory block to free (nothing to do for null) */
 )
 {
-	free(mblock);	/* Free the memory block with POSIX API */
+    free(mblock);   /* Free the memory block with POSIX API */
 }
 
 
 
 
-#if FF_FS_REENTRANT	/* Mutal exclusion */
+#if FF_FS_REENTRANT    /* Mutal exclusion */
 
 /*------------------------------------------------------------------------*/
 /* Create a Synchronization Object                                        */
@@ -56,9 +50,9 @@ void ff_memfree (
 */
 
 
-int ff_cre_syncobj (	/* 1:Function succeeded, 0:Could not create the sync object */
-	BYTE vol,			/* Corresponding volume (logical drive number) */
-	FF_SYNC_t *sobj		/* Pointer to return the created sync object */
+int ff_cre_syncobj (    /* 1:Function succeeded, 0:Could not create the sync object */
+    BYTE vol,           /* Corresponding volume (logical drive number) */
+    FF_SYNC_t *sobj     /* Pointer to return the created sync object */
 )
 {
     *sobj = xSemaphoreCreateMutex();
@@ -74,8 +68,8 @@ int ff_cre_syncobj (	/* 1:Function succeeded, 0:Could not create the sync object
 /  the f_mount() function fails with FR_INT_ERR.
 */
 
-int ff_del_syncobj (	/* 1:Function succeeded, 0:Could not delete due to an error */
-	FF_SYNC_t sobj		/* Sync object tied to the logical drive to be deleted */
+int ff_del_syncobj (    /* 1:Function succeeded, 0:Could not delete due to an error */
+    FF_SYNC_t sobj      /* Sync object tied to the logical drive to be deleted */
 )
 {
     vSemaphoreDelete(sobj);
@@ -90,8 +84,8 @@ int ff_del_syncobj (	/* 1:Function succeeded, 0:Could not delete due to an error
 /  When a 0 is returned, the file function fails with FR_TIMEOUT.
 */
 
-int ff_req_grant (	/* 1:Got a grant to access the volume, 0:Could not get a grant */
-	FF_SYNC_t sobj	/* Sync object to wait */
+int ff_req_grant (    /* 1:Got a grant to access the volume, 0:Could not get a grant */
+    FF_SYNC_t sobj    /* Sync object to wait */
 )
 {
     return (xSemaphoreTake(sobj, FF_FS_TIMEOUT) == pdTRUE) ? 1 : 0;
@@ -105,10 +99,10 @@ int ff_req_grant (	/* 1:Got a grant to access the volume, 0:Could not get a gran
 */
 
 void ff_rel_grant (
-	FF_SYNC_t sobj	/* Sync object to be signaled */
+    FF_SYNC_t sobj    /* Sync object to be signaled */
 )
 {
     xSemaphoreGive(sobj);
 }
 
-#endif
+#endif // FF_FS_REENTRANT

components/fatfs/port/linux/ffsystem.c

@@ -0,0 +1,46 @@
+/*------------------------------------------------------------------------*/
+/* OS Dependent Functions for FatFs                                       */
+/* (C)ChaN, 2018                                                          */
+/*------------------------------------------------------------------------*/
+
+
+#include "ff.h"
+#include <stdlib.h>
+
+/* This is the implementation for host-side testing on Linux.
+ * Host-side tests are single threaded, so lock functionality isn't needed.
+ */
+
+void* ff_memalloc(UINT msize)
+{
+    return malloc(msize);
+}
+
+void ff_memfree(void* mblock)
+{
+    free(mblock);
+}
+
+/* 1:Function succeeded, 0:Could not create the sync object */
+int ff_cre_syncobj(BYTE vol, FF_SYNC_t* sobj)
+{
+    *sobj = NULL;
+    return 1;
+}
+
+/* 1:Function succeeded, 0:Could not delete due to an error */
+int ff_del_syncobj(FF_SYNC_t sobj)
+{
+    return 1;
+}
+
+/* 1:Function succeeded, 0:Could not acquire lock */
+int ff_req_grant (FF_SYNC_t sobj)
+{
+    return 1;
+}
+
+void ff_rel_grant (FF_SYNC_t sobj)
+{
+}
+

components/fatfs/src/ffconf.h

@@ -1,3 +1,5 @@
+#include "sdkconfig.h"
+
 /*---------------------------------------------------------------------------/
 /  FatFs Functional Configurations
 /---------------------------------------------------------------------------*/

components/fatfs/test_fatfs_host/Makefile.files

@@ -1,13 +1,13 @@
 SOURCE_FILES := \
 	$(addprefix ../src/, \
 		ff.c \
-		ffsystem.c \
 		ffunicode.c \
 	) \
 	$(addprefix ../diskio/,\
 		diskio.c \
 		diskio_wl.c \
-	)
+	) \
+	../port/linux/ffsystem.c
 
 INCLUDE_DIRS := \
 	. \