diff --git a/examples/CC3200/Makefile.build b/examples/CC3200/Makefile.build
index 3f103379..fce74d81 100644
--- a/examples/CC3200/Makefile.build
+++ b/examples/CC3200/Makefile.build
@@ -31,7 +31,6 @@ SDK_FLAGS = -DUSE_FREERTOS -DSL_PLATFORM_MULTI_THREADED
CFLAGS += -Os -Wall -Werror \
$(SDK_FLAGS) -DCS_PLATFORM=4 -DCC3200_FS_SLFS \
- -DFS_SLFS_MAX_FILE_SIZE=262144 \
$(MONGOOSE_FEATURES) $(CFLAGS_EXTRA)
FW_ELF = $(FW_DIR)/$(PROG).axf
diff --git a/examples/CC3200/ccs/MG_hello/main.c b/examples/CC3200/ccs/MG_hello/main.c
index 9d3df6fe..0124b416 100644
--- a/examples/CC3200/ccs/MG_hello/main.c
+++ b/examples/CC3200/ccs/MG_hello/main.c
@@ -42,6 +42,8 @@
#include "wifi.h"
+void fs_slfs_set_new_file_size(const char *name, size_t size);
+
static const char *upload_form =
"\
Upload file
\
@@ -53,10 +55,18 @@ static const char *upload_form =
static struct mg_str upload_fname(struct mg_connection *nc,
struct mg_str fname) {
struct mg_str lfn;
- lfn.len = fname.len + 3;
- lfn.p = malloc(lfn.len);
- memcpy((char *) lfn.p, "SL:", 3);
- memcpy((char *) lfn.p + 3, fname.p, fname.len);
+ char *fn = malloc(fname.len + 4);
+ memcpy(fn, "SL:", 3);
+ memcpy(fn + 3, fname.p, fname.len);
+ fn[3 + fname.len] = '\0';
+ if (nc->user_data != NULL) {
+ intptr_t cl = (intptr_t) nc->user_data;
+ if (cl >= 0) {
+ fs_slfs_set_new_file_size(fn + 3, cl);
+ }
+ }
+ lfn.len = fname.len + 4;
+ lfn.p = fn;
return lfn;
}
@@ -96,6 +106,23 @@ void mg_ev_handler(struct mg_connection *nc, int ev, void *ev_data) {
LOG(LL_INFO, ("Connection %p closed", nc));
break;
}
+ /* SimpleLink FS requires pre-declaring max file size. We use Content-Length
+ * for that purpose - it will not exactly match file size, but is guaranteed
+ * to exceed it and should be close enough. */
+ case MG_EV_HTTP_MULTIPART_REQUEST: {
+ struct http_message *hm = (struct http_message *) ev_data;
+ struct mg_str *cl_header = mg_get_http_header(hm, "Content-Length");
+ intptr_t cl = -1;
+ if (cl_header != NULL && cl_header->len < 20) {
+ char buf[20];
+ memcpy(buf, cl_header->p, cl_header->len);
+ buf[cl_header->len] = '\0';
+ cl = atoi(buf);
+ if (cl < 0) cl = -1;
+ }
+ nc->user_data = (void *) cl;
+ break;
+ }
case MG_EV_HTTP_PART_BEGIN:
case MG_EV_HTTP_PART_DATA:
case MG_EV_HTTP_PART_END: {
@@ -115,6 +142,7 @@ static void mg_init(struct mg_mgr *mgr) {
LOG(LL_INFO, ("MG task running"));
stop_nwp(); /* See function description in wifi.c */
+ LOG(LL_INFO, ("Starting NWP..."));
int role = sl_Start(0, 0, 0);
if (role < 0) {
LOG(LL_ERROR, ("Failed to start NWP"));
diff --git a/examples/CC3200/ccs/Mongoose/.cproject b/examples/CC3200/ccs/Mongoose/.cproject
index 50a986da..814c770f 100644
--- a/examples/CC3200/ccs/Mongoose/.cproject
+++ b/examples/CC3200/ccs/Mongoose/.cproject
@@ -29,7 +29,6 @@
@@ -95,7 +94,6 @@
diff --git a/examples/CC3200/main.c b/examples/CC3200/main.c
index e071029c..49c758ab 100644
--- a/examples/CC3200/main.c
+++ b/examples/CC3200/main.c
@@ -50,6 +50,8 @@
#define BM222_ADDR 0x18
#define TMP006_ADDR 0x41
+void fs_slfs_set_new_file_size(const char *name, size_t size);
+
static const char *upload_form =
"\
Upload file
\
@@ -61,10 +63,18 @@ static const char *upload_form =
static struct mg_str upload_fname(struct mg_connection *nc,
struct mg_str fname) {
struct mg_str lfn;
- lfn.len = fname.len + 3;
- lfn.p = malloc(lfn.len);
- memcpy((char *) lfn.p, "SL:", 3);
- memcpy((char *) lfn.p + 3, fname.p, fname.len);
+ char *fn = malloc(fname.len + 4);
+ memcpy(fn, "SL:", 3);
+ memcpy(fn + 3, fname.p, fname.len);
+ fn[3 + fname.len] = '\0';
+ if (nc->user_data != NULL) {
+ intptr_t cl = (intptr_t) nc->user_data;
+ if (cl >= 0) {
+ fs_slfs_set_new_file_size(fn + 3, cl);
+ }
+ }
+ lfn.len = fname.len + 4;
+ lfn.p = fn;
return lfn;
}
@@ -113,6 +123,24 @@ static void mg_ev_handler(struct mg_connection *nc, int ev, void *ev_data) {
case MG_EV_TIMER: {
data_collect();
nc->ev_timer_time = mg_time() + (DATA_COLLECTION_INTERVAL_MS * 0.001);
+ break;
+ }
+ /* SimpleLink FS requires pre-declaring max file size. We use Content-Length
+ * for that purpose - it will not exactly match file size, but is guaranteed
+ * to exceed it and should be close enough. */
+ case MG_EV_HTTP_MULTIPART_REQUEST: {
+ struct http_message *hm = (struct http_message *) ev_data;
+ struct mg_str *cl_header = mg_get_http_header(hm, "Content-Length");
+ intptr_t cl = -1;
+ if (cl_header != NULL && cl_header->len < 20) {
+ char buf[20];
+ memcpy(buf, cl_header->p, cl_header->len);
+ buf[cl_header->len] = '\0';
+ cl = atoi(buf);
+ if (cl < 0) cl = -1;
+ }
+ nc->user_data = (void *) cl;
+ break;
}
case MG_EV_HTTP_PART_BEGIN:
case MG_EV_HTTP_PART_DATA:
@@ -133,6 +161,7 @@ static void mg_init(struct mg_mgr *mgr) {
LOG(LL_INFO, ("MG task running"));
stop_nwp(); /* See function description in wifi.c */
+ LOG(LL_INFO, ("Starting NWP..."));
int role = sl_Start(0, 0, 0);
if (role < 0) {
LOG(LL_ERROR, ("Failed to start NWP"));
diff --git a/mongoose.c b/mongoose.c
index 8f95fbca..804c8805 100644
--- a/mongoose.c
+++ b/mongoose.c
@@ -10216,6 +10216,8 @@ off_t fs_slfs_lseek(int fd, off_t offset, int whence);
int fs_slfs_unlink(const char *filename);
int fs_slfs_rename(const char *from, const char *to);
+void fs_slfs_set_new_file_size(const char *name, size_t size);
+
#endif /* defined(MG_FS_SLFS) */
#endif /* CS_COMMON_PLATFORMS_SIMPLELINK_SL_FS_SLFS_H_ */
@@ -10253,6 +10255,11 @@ extern int set_errno(int e); /* From sl_fs.c */
#define FS_SLFS_MAX_FILE_SIZE (64 * 1024)
#endif
+struct sl_file_size_hint {
+ char *name;
+ size_t size;
+};
+
struct sl_fd_info {
_i32 fh;
_off_t pos;
@@ -10260,6 +10267,7 @@ struct sl_fd_info {
};
static struct sl_fd_info s_sl_fds[MAX_OPEN_SLFS_FILES];
+static struct sl_file_size_hint s_sl_file_size_hints[MAX_OPEN_SLFS_FILES];
static int sl_fs_to_errno(_i32 r) {
DBG(("SL error: %d", (int) r));
@@ -10309,7 +10317,18 @@ int fs_slfs_open(const char *pathname, int flags, mode_t mode) {
return set_errno(ENOTSUP);
}
if (flags & O_CREAT) {
- am = FS_MODE_OPEN_CREATE(FS_SLFS_MAX_FILE_SIZE, 0);
+ size_t i, size = FS_SLFS_MAX_FILE_SIZE;
+ for (i = 0; i < MAX_OPEN_SLFS_FILES; i++) {
+ if (s_sl_file_size_hints[i].name != NULL &&
+ strcmp(s_sl_file_size_hints[i].name, pathname) == 0) {
+ size = s_sl_file_size_hints[i].size;
+ free(s_sl_file_size_hints[i].name);
+ s_sl_file_size_hints[i].name = NULL;
+ break;
+ }
+ }
+ DBG(("creating %s with max size %d", pathname, (int) size));
+ am = FS_MODE_OPEN_CREATE(size, 0);
} else {
am = FS_MODE_OPEN_WRITE;
}
@@ -10410,6 +10429,18 @@ int fs_slfs_rename(const char *from, const char *to) {
return set_errno(ENOTSUP);
}
+void fs_slfs_set_new_file_size(const char *name, size_t size) {
+ int i;
+ for (i = 0; i < MAX_OPEN_SLFS_FILES; i++) {
+ if (s_sl_file_size_hints[i].name == NULL) {
+ DBG(("File size hint: %s %d", name, (int) size));
+ s_sl_file_size_hints[i].name = strdup(name);
+ s_sl_file_size_hints[i].size = size;
+ break;
+ }
+ }
+}
+
#endif /* defined(MG_FS_SLFS) || defined(CC3200_FS_SLFS) */
#ifdef MG_MODULE_LINES
#line 1 "./src/../../common/platforms/simplelink/sl_fs.c"