hdt: Adding dump_mode & tftp_ip boot option

dump_mode=<dir> give the user a chance to select a directory on the tftp
server.

tftp_ip=<w.x.y.z> give the user a chance to select another tftp server
for dumping data. By default, we use the tftp that serves the pxe
booting.

3 files changed, 19 insertions, 3 deletions

diff --git a/com32/hdt/hdt-common.c b/com32/hdt/hdt-common.c
index f1557b86..8ae49ee7 100644
--- a/com32/hdt/hdt-common.c
+++ b/com32/hdt/hdt-common.c
@@ -106,6 +106,12 @@ void detect_parameters(const int argc, const char *argv[],
 	    max_console_lines = MAX_CLI_LINES;
 	} else if (!strncmp(argv[i], "nomenu", 6)) {
 	    menumode = false;
+	} else if (!strncmp(argv[i], "dump_path=", 10)) {
+	    strlcpy(hardware->dump_path, argv[i] + 10,
+		    sizeof(hardware->dump_path));
+	} else if (!strncmp(argv[i], "tftp_ip=", 8)) {
+	    strlcpy(hardware->tftp_ip, argv[i] + 8,
+		    sizeof(hardware->tftp_ip));
 	} else if (!strncmp(argv[i], "auto=", 5)) {
 	    /* The auto= parameter is separated in several argv[]
 	     * as it can contains spaces.
@@ -203,7 +209,10 @@ void init_hardware(struct s_hardware *hardware)
 	   sizeof hardware->modules_alias_path);
     memset(hardware->memtest_label, 0, sizeof hardware->memtest_label);
     memset(hardware->auto_label, 0, sizeof hardware->auto_label);
+    memset(hardware->dump_path, 0, sizeof hardware->dump_path);
     memset(hardware->vesa_background, 0, sizeof hardware->vesa_background);
+    memset(hardware->tftp_ip, 0, sizeof hardware->tftp_ip);
+    strcat(hardware->dump_path, "hdt");
     strcat(hardware->pciids_path, "pci.ids");
     strcat(hardware->modules_pcimap_path, "modules.pcimap");
     strcat(hardware->modules_alias_path, "modules.alias");
diff --git a/com32/hdt/hdt-common.h b/com32/hdt/hdt-common.h
index c9923bfe..a84cbe7c 100644
--- a/com32/hdt/hdt-common.h
+++ b/com32/hdt/hdt-common.h
@@ -212,6 +212,8 @@ struct s_hardware {
     char modules_pcimap_path[255];
     char modules_alias_path[255];
     char pciids_path[255];
+    char dump_path[255]; /* Dump path on the tftp server */
+    char tftp_ip[255];   /* IP address of tftp server (dump mode) */
     char memtest_label[255];
     char auto_label[AUTO_COMMAND_SIZE];
     char vesa_background[255];
diff --git a/com32/hdt/hdt-dump.c b/com32/hdt/hdt-dump.c
index 886c224f..88f402b3 100644
--- a/com32/hdt/hdt-dump.c
+++ b/com32/hdt/hdt-dump.c
@@ -37,7 +37,7 @@ struct print_buf p_buf;
 
 void compute_filename(struct s_hardware *hardware, char *filename, int size) {
 
-   snprintf(filename,size,"%s/","hdt");
+   snprintf(filename,size,"%s/",hardware->dump_path);
 
     if (hardware->is_pxe_valid) {
 	    strncat(filename, hardware->pxe.mac_addr, sizeof(hardware->pxe.mac_addr));
@@ -115,8 +115,13 @@ void dump(struct s_hardware *hardware)
 
     /* The filename */
     arg[0] = filename;
-    /* More to come */
-    arg[1] = NULL;
+    /* The server to upload the file */
+    if (strlen(hardware->tftp_ip) != 0) {
+	    arg[1] = hardware->tftp_ip;
+	    arg[2] = NULL;
+    } else {
+	    arg[1] = NULL;
+    }
 
     /* We initiate the cpio to send */
     cpio_init(upload,(const char **)arg);