Add progress option to write command

1 files changed, 35 insertions, 12 deletions

diff --git a/cmd.c b/cmd.c
index 42a184d..a460808 100644
--- a/cmd.c
+++ b/cmd.c
@@ -11,6 +11,8 @@
 #include <readline/history.h>
 #endif // USE_READLINE
 
+#include <sys/stat.h>
+
 struct command;
 
 enum args_type {
@@ -168,7 +170,34 @@ cmd_write(int fd, const struct command *cmd, int argc, char **args)
     if (err < 0)
         return -1;
 
-    if (param.human_readable) {
+    if (pathname) {
+        off_t n = 0;
+        FILE *fp;
+        struct stat st;
+
+        if (!(fp = fopen(pathname, "r")) || (fstat(fileno(fp), &st) < 0))
+            goto file_error;
+
+        printf("Uploading %s :\n[  0%%]", pathname);
+        fflush(stdout);
+
+        // FIXME: fread MAX_PACKET_SIZE insted of 8
+        // Split file into packets
+        while ((length = fread(buf, sizeof(uint8_t), 8, fp))) {
+            if ((err = z_write(fd, bank, address + n, length, buf)))
+                break;
+
+            n += length;
+
+            if (param.show_progress) {
+                printf("\r[% 3d%%]", 100 * n / st.st_size);
+                fflush(stdout);
+            }
+        }
+
+        puts("\nDone!");
+        fclose(fp);
+    } else if (param.human_readable) {
         do {
             // TODO: Handle fgets error
             fgets(line, LEN(line), stdin);
@@ -193,26 +222,20 @@ cmd_write(int fd, const struct command *cmd, int argc, char **args)
             return err;
         }
     } else {
-        FILE *fp = pathname ? fopen(pathname, "r") : stdin;
-
-        if (!fp) {
-            perror("File could not be opened");
-            return -1;
-        }
-
         // FIXME: fread MAX_PACKET_SIZE insted of 8
         // Split file into packets
-        while ((length = fread(buf, sizeof(uint8_t), 8, fp))) {
+        while ((length = fread(buf, sizeof(uint8_t), 8, stdin))) {
             if ((err = z_write(fd, bank, address, length, buf)))
                 break;
             address += length;
         }
-
-        if (fp != stdin)
-            fclose(fp);
     }
 
     return err;
+
+file_error:
+    perror("File could not be opened");
+    return -1;
 }
 
 static int