PERFORCE change 104168 for review

[John Birrell]

http://perforce.freebsd.org/chv.cgi?CH=104168

Change 104168 by jb at jb_freebsd2 on 2006/08/16 01:31:26

	Report ELF class, data type and OS ABI.

Affected files ...

.. //depot/projects/dtrace/src/lib/libelf/elf_dump.c#2 edit
.. //depot/projects/dtrace/src/lib/libelf/libelf_dump.c#2 edit

Differences ...

==== //depot/projects/dtrace/src/lib/libelf/elf_dump.c#2 (text+ko) ====

@@ -37,6 +37,53 @@
 #include "_libelf.h"
 
 static const char *
+ei_class_str(u_int ei_class)
+{
+	switch (ei_class) {
+	case ELFCLASSNONE:	return("ELFCLASSNONE");
+	case ELFCLASS32:	return("ELFCLASS32");
+	case ELFCLASS64:	return("ELFCLASS64");
+	default:		return (NULL);
+	}
+}
+
+static const char *
+ei_data_str(u_int ei_data)
+{
+	switch (ei_data) {
+	case ELFDATANONE:	return("ELFDATANONE");
+	case ELFDATA2LSB:	return("ELFDATA2LSB");
+	case ELFDATA2MSB:	return("ELFDATA2MSB");
+	default:		return (NULL);
+	}
+}
+
+static const char *
+ei_osabi_str(u_int ei_osabi)
+{
+	switch (ei_osabi) {
+	case ELFOSABI_NONE:		return("ELFOSABI_NONE");
+	case ELFOSABI_86OPEN:		return("ELFOSABI_86OPEN");
+	case ELFOSABI_AIX:		return("ELFOSABI_AIX");
+	case ELFOSABI_ARM:		return("ELFOSABI_ARM");
+	case ELFOSABI_FREEBSD:		return("ELFOSABI_FREEBSD");
+	case ELFOSABI_HPUX:		return("ELFOSABI_HPUX");
+	case ELFOSABI_HURD:		return("ELFOSABI_HURD");
+	case ELFOSABI_IRIX:		return("ELFOSABI_IRIX");
+	case ELFOSABI_LINUX:		return("ELFOSABI_LINUX");
+	case ELFOSABI_MODESTO:		return("ELFOSABI_MODESTO");
+	case ELFOSABI_NETBSD:		return("ELFOSABI_NETBSD");
+	case ELFOSABI_NSK:		return("ELFOSABI_NSK");
+	case ELFOSABI_OPENBSD:		return("ELFOSABI_OPENBSD");
+	case ELFOSABI_OPENVMS:		return("ELFOSABI_OPENVMS");
+	case ELFOSABI_SOLARIS:		return("ELFOSABI_SOLARIS");
+	case ELFOSABI_STANDALONE:	return("ELFOSABI_STANDALONE");
+	case ELFOSABI_TRU64:		return("ELFOSABI_TRU64");
+	default:			return (NULL);
+	}
+}
+
+static const char *
 et_str(u_int e_type)
 {
 	switch (e_type) {

==== //depot/projects/dtrace/src/lib/libelf/libelf_dump.c#2 (text+ko) ====

@@ -48,12 +48,27 @@
 
 	if ((flags & ELF_DUMP_EHDR) != 0) {
 		printf("\nelf header:\n\n");
-		printf("\te_ident: ");
+		printf("\te_ident:");
+		if ((s = ei_class_str(ehdr->e_ident[EI_CLASS])) == NULL) {
+			snprintf(s1, sizeof(s1), "%u", ehdr->e_ident[EI_CLASS]);
+			s = s1;
+		}
+		printf(" %s", s);
+		if ((s = ei_data_str(ehdr->e_ident[EI_DATA])) == NULL) {
+			snprintf(s1, sizeof(s1), "%u", ehdr->e_ident[EI_DATA]);
+			s = s1;
+		}
+		printf(" %s", s);
+		if ((s = ei_osabi_str(ehdr->e_ident[EI_OSABI])) == NULL) {
+			snprintf(s1, sizeof(s1), "%u", ehdr->e_ident[EI_OSABI]);
+			s = s1;
+		}
+		printf(" %s\n", s);
 		if ((s = et_str(ehdr->e_type)) == NULL) {
 			snprintf(s1, sizeof(s1), "%hu", ehdr->e_type);
 			s = s1;
 		}
-		printf("\n\te_type: %s\n", s);
+		printf("\te_type: %s\n", s);
 		if ((s = em_str(ehdr->e_machine)) == NULL) {
 			snprintf(s1, sizeof(s1), "%hu", ehdr->e_machine);
 			s = s1;