# HG changeset patch
# User Mychaela Falconia <falcon@freecalypso.org>
# Date 1583640548 0
# Node ID 57cb825b505a4f628823468fced3ea6ffbcfc937
# Parent  e66fafeeb37701133a16a7f22abbb5651b091be5
fc-loadtool code: flprogbin.c refactoring in prep for e-program-bin

diff -r e66fafeeb377 -r 57cb825b505a loadtools/flmain.c
--- a/loadtools/flmain.c	Sun Mar 08 03:43:11 2020 +0000
+++ b/loadtools/flmain.c	Sun Mar 08 04:09:08 2020 +0000
@@ -95,7 +95,7 @@
 extern int flashcmd_dump2file();
 extern int flashcmd_erase();
 extern int flashcmd_erase_program_boot();
-extern int flashcmd_progbin();
+extern int flashcmd_progbin_wrap();
 extern int flashcmd_program_m0();
 extern int flashcmd_program_srec();
 extern int flashcmd_quickprog();
@@ -119,7 +119,7 @@
 	{"help", flashcmd_help},
 	{"id", flashcmd_id},
 	{"info", flashcmd_info},
-	{"program-bin", flashcmd_progbin},
+	{"program-bin", flashcmd_progbin_wrap},
 	{"program-m0", flashcmd_program_m0},
 	{"program-srec", flashcmd_program_srec},
 	{"quickprog", flashcmd_quickprog},
diff -r e66fafeeb377 -r 57cb825b505a loadtools/flprogbin.c
--- a/loadtools/flprogbin.c	Sun Mar 08 03:43:11 2020 +0000
+++ b/loadtools/flprogbin.c	Sun Mar 08 04:09:08 2020 +0000
@@ -17,14 +17,15 @@
 extern struct flash_bank_info flash_bank_info[2];
 extern uint32_t crc32_table[];
 
-flashcmd_progbin(argc, argv, bank)
-	char **argv;
+flashcmd_progbin_int(bank, with_erase, flashoff, imgfile, fileoff, len,
+			len_given)
+	u_long flashoff, fileoff, len;
+	char *imgfile;
 {
 	struct flash_bank_info *bi;
-	u_long flashoff, fileoff, len, origlen, bytesdone;
+	u_long origlen, bytesdone;
 	u_long crc_base_addr, crc_from_target;
 	uint32_t crcaccum;
-	char *strtoul_endp;
 	FILE *binf;
 	struct stat filestat;
 	char *targv[3], shortarg[10];
@@ -33,15 +34,6 @@
 	time_t initial_time, curtime, last_time;
 	unsigned duration, mm, ss;
 
-	if (argc < 4 || argc > 6) {
-inv:		fprintf(stderr,
-		"usage: %s %s flash-offset binfile [file-offset [length]]\n",
-			argv[0], argv[1]);
-		return(-1);
-	}
-	flashoff = strtoul(argv[2], &strtoul_endp, 16);
-	if (*strtoul_endp)
-		goto inv;
 	if (flash_detect(bank, 0) < 0)
 		return(-1);
 	bi = flash_bank_info + bank;
@@ -55,37 +47,24 @@
 		fprintf(stderr, "error: flash offset must be even\n");
 		return(-1);
 	}
-	binf = fopen(argv[3], "r");
+	binf = fopen(imgfile, "r");
 	if (!binf) {
-		perror(argv[3]);
+		perror(imgfile);
 		return(-1);
 	}
 	fstat(fileno(binf), &filestat);
 	if (!S_ISREG(filestat.st_mode)) {
-		fprintf(stderr, "%s is not a regular file\n", argv[3]);
+		fprintf(stderr, "error: %s is not a regular file\n", imgfile);
 		fclose(binf);
 		return(-1);
 	}
-	if (argc > 4) {
-		fileoff = strtoul(argv[4], &strtoul_endp, 16);
-		if (*strtoul_endp) {
-			fclose(binf);
-			goto inv;
-		}
-		if (fileoff > filestat.st_size) {
-			fprintf(stderr,
+	if (fileoff > filestat.st_size) {
+		fprintf(stderr,
 			"error: specified file offset exceeds file length\n");
-			fclose(binf);
-			return(-1);
-		}
-	} else
-		fileoff = 0;
-	if (argc > 5) {
-		len = strtoul(argv[5], &strtoul_endp, 16);
-		if (*strtoul_endp) {
-			fclose(binf);
-			goto inv;
-		}
+		fclose(binf);
+		return(-1);
+	}
+	if (len_given) {
 		if (len > filestat.st_size - fileoff) {
 			fprintf(stderr,
 		"error: specified file offset+length exceed file length\n");
@@ -156,7 +135,7 @@
 		cc = fread(databuf + 7, 1, reclen, binf);
 		if (cc != reclen) {
 			fclose(binf);
-			fprintf(stderr, "error reading from %s\n", argv[3]);
+			fprintf(stderr, "error reading from %s\n", imgfile);
 			/* don't leave loadagent in binary flash mode */
 			databuf[0] = 0x04;
 			write(target_fd, databuf, 1);
@@ -239,3 +218,38 @@
 		return(-1);
 	}
 }
+
+flashcmd_progbin_wrap(argc, argv, bank)
+	char **argv;
+{
+	u_long flashoff, fileoff, len;
+	int len_given;
+	char *strtoul_endp;
+
+	if (argc < 4 || argc > 6) {
+inv:		fprintf(stderr,
+		"usage: %s %s flash-offset binfile [file-offset [length]]\n",
+			argv[0], argv[1]);
+		return(-1);
+	}
+	flashoff = strtoul(argv[2], &strtoul_endp, 16);
+	if (*strtoul_endp)
+		goto inv;
+	if (argc > 4) {
+		fileoff = strtoul(argv[4], &strtoul_endp, 16);
+		if (*strtoul_endp)
+			goto inv;
+	} else
+		fileoff = 0;
+	if (argc > 5) {
+		len = strtoul(argv[5], &strtoul_endp, 16);
+		if (*strtoul_endp)
+			goto inv;
+		len_given = 1;
+	} else {
+		len = 0;	/* dummy */
+		len_given = 0;
+	}
+	return flashcmd_progbin_int(bank, argv[1][0] == 'e', flashoff, argv[3],
+					fileoff, len, len_given);
+}