summaryrefslogtreecommitdiffstats
path: root/contrib/syslinux/latest/gpxe/src/hci/strerror.c
diff options
context:
space:
mode:
Diffstat (limited to 'contrib/syslinux/latest/gpxe/src/hci/strerror.c')
-rw-r--r--contrib/syslinux/latest/gpxe/src/hci/strerror.c122
1 files changed, 0 insertions, 122 deletions
diff --git a/contrib/syslinux/latest/gpxe/src/hci/strerror.c b/contrib/syslinux/latest/gpxe/src/hci/strerror.c
deleted file mode 100644
index 94547dd..0000000
--- a/contrib/syslinux/latest/gpxe/src/hci/strerror.c
+++ /dev/null
@@ -1,122 +0,0 @@
-#include <errno.h>
-#include <string.h>
-#include <stdio.h>
-#include <gpxe/errortab.h>
-
-/** @file
- *
- * Error descriptions.
- *
- * The error numbers used by Etherboot are a superset of those defined
- * by the PXE specification version 2.1. See errno.h for a listing of
- * the error values.
- *
- * To save space in ROM images, error string tables are optional. Use
- * the ERRORMSG_XXX options in config.h to select which error string
- * tables you want to include. If an error string table is omitted,
- * strerror() will simply return the text "Error 0x<errno>".
- *
- */
-
-FILE_LICENCE ( GPL2_OR_LATER );
-
-/**
- * Find error description
- *
- * @v errno Error number
- * @ret errortab Error description, or NULL
- */
-static struct errortab * find_error ( int errno ) {
- struct errortab *errortab;
-
- for_each_table_entry ( errortab, ERRORTAB ) {
- if ( errortab->errno == errno )
- return errortab;
- }
-
- return NULL;
-}
-
-/**
- * Find closest error description
- *
- * @v errno Error number
- * @ret errortab Error description, or NULL
- *
- *
- */
-static struct errortab * find_closest_error ( int errno ) {
- struct errortab *errortab;
-
- /* First, look for an exact match */
- if ( ( errortab = find_error ( errno ) ) != NULL )
- return errortab;
-
- /* Second, try masking off the gPXE-specific bit and seeing if
- * we have an entry for the generic POSIX error message.
- */
- if ( ( errortab = find_error ( errno & 0x7f0000ff ) ) != NULL )
- return errortab;
-
- return NULL;
-}
-
-/**
- * Retrieve string representation of error number.
- *
- * @v errno/rc Error number or return status code
- * @ret strerror Pointer to error text
- *
- * If the error is not found in the linked-in error tables, generates
- * a generic "Error 0x<errno>" message.
- *
- * The pointer returned by strerror() is valid only until the next
- * call to strerror().
- *
- */
-const char * strerror ( int errno ) {
- static char errbuf[64];
- struct errortab *errortab;
-
- /* Allow for strerror(rc) as well as strerror(errno) */
- if ( errno < 0 )
- errno = -errno;
-
- /* Find the error description, if one exists */
- errortab = find_closest_error ( errno );
-
- /* Construct the error message */
- if ( errortab ) {
- snprintf ( errbuf, sizeof ( errbuf ), "%s (%#08x)",
- errortab->text, errno );
- } else {
- snprintf ( errbuf, sizeof ( errbuf ), "Error %#08x", errno );
- }
-
- return errbuf;
-}
-
-/* Do not include ERRFILE portion in the numbers in the error table */
-#undef ERRFILE
-#define ERRFILE 0
-
-/** The most common errors */
-struct errortab common_errors[] __errortab = {
- { 0, "No error" },
- { EACCES, "Permission denied" },
- { ECANCELED, "Operation cancelled" },
- { ECONNRESET, "Connection reset" },
- { EINVAL, "Invalid argument" },
- { EIO, "Input/output error" },
- { ENETUNREACH, "Network unreachable" },
- { ENODEV, "No such device" },
- { ENOENT, "File not found" },
- { ENOEXEC, "Not an executable image" },
- { ENOMEM, "Out of memory" },
- { ENOSPC, "No space left on device" },
- { ENOTCONN, "Not connected" },
- { ENOTSUP, "Not supported" },
- { EPERM, "Operation not permitted" },
- { ERANGE, "Out of range" },
- { ETIMEDOUT, "Connection timed out" },
-};