[ipaccess] Turn firmware parsing into a routine so it can be used

* text3 seems to be a version as the text content starts
  with a 'v'
* move the sdp_firmware into the ipaccess.h and declare
  the function. The headers are returned through a list.

1 files changed, 28 insertions, 0 deletions

diff --git a/openbsc/include/openbsc/ipaccess.h b/openbsc/include/openbsc/ipaccess.h
index 21a5c1759..5040de02f 100644
--- a/openbsc/include/openbsc/ipaccess.h
+++ b/openbsc/include/openbsc/ipaccess.h
@@ -2,6 +2,7 @@
 #define _IPACCESS_H
 
 #include "e1_input.h"
+#include "linuxlist.h"
 
 #define IPA_TCP_PORT_OML	3002
 #define IPA_TCP_PORT_RSL	3003
@@ -48,4 +49,31 @@ int ipaccess_rcvmsg_base(struct msgb *msg, struct bsc_fd *bfd);
 struct msgb *ipaccess_read_msg(struct bsc_fd *bfd, int *error);
 void ipaccess_prepend_header(struct msgb *msg, int proto);
 
+/*
+ * Firmware specific header
+ */
+struct sdp_firmware {
+	char magic[4];
+	char more_magic[2];
+	u_int16_t more_more_magic;
+	u_int32_t header_length;
+	u_int32_t file_length;
+	char sw_part[20];
+	char text1[64];
+	char time[12];
+	char date[14];
+	char text2[10];
+	char version[20];
+	u_int8_t dummy[2];
+	u_int16_t part_length;
+	/* stuff i don't know */
+} __attribute__((packed));
+
+struct sdp_header {
+	struct sdp_firmware firmware_info;
+	struct llist_head list;
+};
+
+int ipaccess_analyze_file(int fd, const unsigned int st_size, const unsigned base_offset, struct llist_head *list);
+
 #endif /* _IPACCESS_H */