From bdd89d239cd9b4089630bfb5ec862aab8086dca2 Mon Sep 17 00:00:00 2001
From: Pete Batard <pete@akeo.ie>
Date: Mon, 7 Aug 2017 16:20:30 +0100
Subject: [PATCH 062/194] core: use GRUB_TERM_ definitions when handling term
characters
* Also use hex value for GRUB_TERM_ESC as '\e' is not in the C standard and is not understood by some compilers
---
grub-core/commands/keylayouts.c | 6 +++---
grub-core/commands/menuentry.c | 4 ++--
grub-core/lib/crypto.c | 4 ++--
grub-core/normal/auth.c | 6 +++---
grub-core/normal/cmdline.c | 4 ++--
grub-core/normal/menu.c | 2 +-
grub-core/normal/menu_entry.c | 2 +-
grub-core/term/efi/console.c | 2 +-
grub-core/term/i386/pc/console.c | 2 +-
grub-core/term/terminfo.c | 10 +++++-----
grub-core/tests/cmdline_cat_test.c | 2 +-
grub-core/tests/gfxterm_menu.c | 2 +-
include/grub/term.h | 3 ++-
13 files changed, 25 insertions(+), 24 deletions(-)
diff --git a/grub-core/commands/keylayouts.c b/grub-core/commands/keylayouts.c
index f4b773020..f35d3a369 100644
--- a/grub-core/commands/keylayouts.c
+++ b/grub-core/commands/keylayouts.c
@@ -40,7 +40,7 @@ static struct grub_keyboard_layout layout_us = {
/* 0x10 */ 'm', 'n', 'o', 'p', 'q', 'r', 's', 't',
/* 0x18 */ 'u', 'v', 'w', 'x', 'y', 'z', '1', '2',
/* 0x20 */ '3', '4', '5', '6', '7', '8', '9', '0',
- /* 0x28 */ '\n', '\e', '\b', '\t', ' ', '-', '=', '[',
+ /* 0x28 */ '\n', GRUB_TERM_ESC, GRUB_TERM_BACKSPACE, GRUB_TERM_TAB, ' ', '-', '=', '[',
/* According to usage table 0x31 should be mapped to '/'
but testing with real keyboard shows that 0x32 is remapped to '/'.
Map 0x31 to 0.
@@ -82,8 +82,8 @@ static struct grub_keyboard_layout layout_us = {
/* 0x10 */ 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T',
/* 0x18 */ 'U', 'V', 'W', 'X', 'Y', 'Z', '!', '@',
/* 0x20 */ '#', '$', '%', '^', '&', '*', '(', ')',
- /* 0x28 */ '\n' | GRUB_TERM_SHIFT, '\e' | GRUB_TERM_SHIFT,
- /* 0x2a */ '\b' | GRUB_TERM_SHIFT, '\t' | GRUB_TERM_SHIFT,
+ /* 0x28 */ '\n' | GRUB_TERM_SHIFT, GRUB_TERM_ESC | GRUB_TERM_SHIFT,
+ /* 0x2a */ GRUB_TERM_BACKSPACE | GRUB_TERM_SHIFT, GRUB_TERM_TAB | GRUB_TERM_SHIFT,
/* 0x2c */ ' ' | GRUB_TERM_SHIFT, '_', '+', '{',
/* According to usage table 0x31 should be mapped to '/'
but testing with real keyboard shows that 0x32 is remapped to '/'.
diff --git a/grub-core/commands/menuentry.c b/grub-core/commands/menuentry.c
index 58d4dadf6..2c5363da7 100644
--- a/grub-core/commands/menuentry.c
+++ b/grub-core/commands/menuentry.c
@@ -52,8 +52,8 @@ static struct
int key;
} hotkey_aliases[] =
{
- {"backspace", '\b'},
- {"tab", '\t'},
+ {"backspace", GRUB_TERM_BACKSPACE},
+ {"tab", GRUB_TERM_TAB},
{"delete", GRUB_TERM_KEY_DC},
{"insert", GRUB_TERM_KEY_INSERT},
{"f1", GRUB_TERM_KEY_F1},
diff --git a/grub-core/lib/crypto.c b/grub-core/lib/crypto.c
index 683a8aaa7..ca334d5a4 100644
--- a/grub-core/lib/crypto.c
+++ b/grub-core/lib/crypto.c
@@ -462,7 +462,7 @@ grub_password_get (char buf[], unsigned buf_size)
if (key == '\n' || key == '\r')
break;
- if (key == '\e')
+ if (key == GRUB_TERM_ESC)
{
cur_len = 0;
break;
@@ -487,7 +487,7 @@ grub_password_get (char buf[], unsigned buf_size)
grub_xputs ("\n");
grub_refresh ();
- return (key != '\e');
+ return (key != GRUB_TERM_ESC);
}
#endif
diff --git a/grub-core/normal/auth.c b/grub-core/normal/auth.c
index 7338f8245..6be678c0d 100644
--- a/grub-core/normal/auth.c
+++ b/grub-core/normal/auth.c
@@ -166,13 +166,13 @@ grub_username_get (char buf[], unsigned buf_size)
if (key == '\n' || key == '\r')
break;
- if (key == '\e')
+ if (key == GRUB_TERM_ESC)
{
cur_len = 0;
break;
}
- if (key == '\b')
+ if (key == GRUB_TERM_BACKSPACE)
{
if (cur_len)
{
@@ -197,7 +197,7 @@ grub_username_get (char buf[], unsigned buf_size)
grub_xputs ("\n");
grub_refresh ();
- return (key != '\e');
+ return (key != GRUB_TERM_ESC);
}
grub_err_t
diff --git a/grub-core/normal/cmdline.c b/grub-core/normal/cmdline.c
index a36180d75..c037d5050 100644
--- a/grub-core/normal/cmdline.c
+++ b/grub-core/normal/cmdline.c
@@ -626,12 +626,12 @@ grub_cmdline_get (const char *prompt_translated)
cl_insert (cl_terms, nterms, &lpos, &llen, &max_len, &buf, kill_buf);
break;
- case '\e':
+ case GRUB_TERM_ESC:
grub_free (cl_terms);
grub_free (buf);
return 0;
- case '\b':
+ case GRUB_TERM_BACKSPACE:
if (lpos > 0)
{
lpos--;
diff --git a/grub-core/normal/menu.c b/grub-core/normal/menu.c
index 719e2fb1c..e7a83c2d6 100644
--- a/grub-core/normal/menu.c
+++ b/grub-core/normal/menu.c
@@ -763,7 +763,7 @@ run_menu (grub_menu_t menu, int nested, int *auto_boot)
*auto_boot = 0;
return current_entry;
- case '\e':
+ case GRUB_TERM_ESC:
if (nested)
{
menu_fini ();
diff --git a/grub-core/normal/menu_entry.c b/grub-core/normal/menu_entry.c
index eeeee5580..cdf3590a3 100644
--- a/grub-core/normal/menu_entry.c
+++ b/grub-core/normal/menu_entry.c
@@ -1403,7 +1403,7 @@ grub_menu_entry_run (grub_menu_entry_t entry)
goto fail;
break;
- case '\e':
+ case GRUB_TERM_ESC:
destroy_screen (screen);
return;
diff --git a/grub-core/term/efi/console.c b/grub-core/term/efi/console.c
index 7d31095b1..02f64ea74 100644
--- a/grub-core/term/efi/console.c
+++ b/grub-core/term/efi/console.c
@@ -104,7 +104,7 @@ const unsigned efi_codes[] =
GRUB_TERM_KEY_DC, GRUB_TERM_KEY_PPAGE, GRUB_TERM_KEY_NPAGE, GRUB_TERM_KEY_F1,
GRUB_TERM_KEY_F2, GRUB_TERM_KEY_F3, GRUB_TERM_KEY_F4, GRUB_TERM_KEY_F5,
GRUB_TERM_KEY_F6, GRUB_TERM_KEY_F7, GRUB_TERM_KEY_F8, GRUB_TERM_KEY_F9,
- GRUB_TERM_KEY_F10, GRUB_TERM_KEY_F11, GRUB_TERM_KEY_F12, '\e'
+ GRUB_TERM_KEY_F10, GRUB_TERM_KEY_F11, GRUB_TERM_KEY_F12, GRUB_TERM_ESC
};
static int
diff --git a/grub-core/term/i386/pc/console.c b/grub-core/term/i386/pc/console.c
index 28de46b57..f6142a2de 100644
--- a/grub-core/term/i386/pc/console.c
+++ b/grub-core/term/i386/pc/console.c
@@ -204,7 +204,7 @@ static int
grub_console_getkey (struct grub_term_input *term __attribute__ ((unused)))
{
const grub_uint16_t bypass_table[] = {
- 0x0100 | '\e', 0x0f00 | '\t', 0x0e00 | '\b', 0x1c00 | '\r', 0x1c00 | '\n'
+ 0x0100 | GRUB_TERM_ESC, 0x0f00 | GRUB_TERM_TAB, 0x0e00 | GRUB_TERM_BACKSPACE, 0x1c00 | '\r', 0x1c00 | '\n'
};
struct grub_bios_int_registers regs;
unsigned i;
diff --git a/grub-core/term/terminfo.c b/grub-core/term/terminfo.c
index f0d3e3deb..d317efa36 100644
--- a/grub-core/term/terminfo.c
+++ b/grub-core/term/terminfo.c
@@ -426,12 +426,12 @@ grub_terminfo_readkey (struct grub_term_input *term, int *keys, int *len,
}
*len = 1;
keys[0] = c;
- if (c != ANSI_CSI && c != '\e')
+ if (c != ANSI_CSI && c != GRUB_TERM_ESC)
{
/* Backspace: Ctrl-h. */
if (c == 0x7f)
- c = '\b';
- if (c < 0x20 && c != '\t' && c!= '\b' && c != '\n' && c != '\r')
+ c = GRUB_TERM_BACKSPACE;
+ if (c < 0x20 && c != GRUB_TERM_TAB && c!= GRUB_TERM_BACKSPACE && c != '\n' && c != '\r')
c = GRUB_TERM_CTRL | (c - 1 + 'a');
*len = 1;
keys[0] = c;
@@ -487,7 +487,7 @@ grub_terminfo_readkey (struct grub_term_input *term, int *keys, int *len,
GRUB_TERM_KEY_HOME, GRUB_TERM_KEY_END };
unsigned i;
- if (c == '\e')
+ if (c == GRUB_TERM_ESC)
{
CONTINUE_READ;
@@ -606,7 +606,7 @@ grub_terminfo_getkey (struct grub_term_input *termi)
&data->npending, data->readkey);
#if defined(__powerpc__) && defined(GRUB_MACHINE_IEEE1275)
- if (data->npending == 1 && data->input_buf[0] == '\e'
+ if (data->npending == 1 && data->input_buf[0] == GRUB_TERM_ESC
&& grub_ieee1275_test_flag (GRUB_IEEE1275_FLAG_BROKEN_REPEAT)
&& grub_get_time_ms () - data->last_key_time < 1000
&& (data->last_key & GRUB_TERM_EXTENDED))
diff --git a/grub-core/tests/cmdline_cat_test.c b/grub-core/tests/cmdline_cat_test.c
index f1e21439e..baea7688a 100644
--- a/grub-core/tests/cmdline_cat_test.c
+++ b/grub-core/tests/cmdline_cat_test.c
@@ -103,7 +103,7 @@ cmdline_cat_test (void)
'/', 't', 'e', 's', 't', '.',
't', 'x', 't', '\n',
GRUB_TERM_NO_KEY,
- GRUB_TERM_NO_KEY, '\e'},
+ GRUB_TERM_NO_KEY, GRUB_TERM_ESC},
23);
grub_video_checksum ("cmdline_cat");
diff --git a/grub-core/tests/gfxterm_menu.c b/grub-core/tests/gfxterm_menu.c
index 8f63dc27a..12836fb96 100644
--- a/grub-core/tests/gfxterm_menu.c
+++ b/grub-core/tests/gfxterm_menu.c
@@ -146,7 +146,7 @@ gfxterm_menu (void)
return;
}
grub_terminal_input_fake_sequence ((int []) { -1, -1, -1, GRUB_TERM_KEY_DOWN, -1, 'e',
- -1, GRUB_TERM_KEY_RIGHT, -1, 'x', -1, '\e', -1, '\e' }, 14);
+ -1, GRUB_TERM_KEY_RIGHT, -1, 'x', -1, GRUB_TERM_ESC, -1, GRUB_TERM_ESC }, 14);
grub_video_checksum (tests[j].name);
diff --git a/include/grub/term.h b/include/grub/term.h
index 5ffb38f69..8117e2a24 100644
--- a/include/grub/term.h
+++ b/include/grub/term.h
@@ -55,7 +55,8 @@
#define GRUB_TERM_KEY_INSERT (GRUB_TERM_EXTENDED | 0x52)
#define GRUB_TERM_KEY_CENTER (GRUB_TERM_EXTENDED | 0x4c)
-#define GRUB_TERM_ESC '\e'
+/* Hex value is used for ESC, since '\e' is nonstandard */
+#define GRUB_TERM_ESC 0x1b
#define GRUB_TERM_TAB '\t'
#define GRUB_TERM_BACKSPACE '\b'
--
2.13.5