mirror of
https://codeberg.org/dnkl/foot.git
synced 2026-02-05 04:06:08 -05:00
vt: add all (?) missing states, actions and transitions
This commit is contained in:
Daniel Eklöf
parent
15b29ecb49
commit
949847a35a
2 changed files with 521 additions and 105 deletions
624
vt.c
624
vt.c
|
|
@ -16,14 +16,26 @@
|
|||
enum state {
|
||||
STATE_SAME, /* For state_transition */
|
||||
|
||||
STATE_ANYWHERE,
|
||||
STATE_ESCAPE,
|
||||
STATE_GROUND,
|
||||
STATE_CSIENTRY,
|
||||
STATE_CSIPARAM,
|
||||
STATE_OSCSTRING,
|
||||
STATE_ESCAPE,
|
||||
STATE_ESCAPE_INTERMEDIATE,
|
||||
|
||||
STATE_UTF8,
|
||||
STATE_CSI_ENTRY,
|
||||
STATE_CSI_PARAM,
|
||||
STATE_CSI_INTERMEDIATE,
|
||||
STATE_CSI_IGNORE,
|
||||
|
||||
STATE_OSC_STRING,
|
||||
|
||||
STATE_DCS_ENTRY,
|
||||
STATE_DCS_PARAM,
|
||||
STATE_DCS_INTERMEDIATE,
|
||||
STATE_DCS_IGNORE,
|
||||
STATE_DCS_PASSTHROUGH,
|
||||
|
||||
STATE_SOS_PM_APC_STRING,
|
||||
|
||||
STATE_UTF8_COLLECT,
|
||||
};
|
||||
|
||||
enum action {
|
||||
|
|
@ -35,24 +47,47 @@ enum action {
|
|||
ACTION_PRINT,
|
||||
ACTION_PARAM,
|
||||
ACTION_COLLECT,
|
||||
ACTION_CSIDISPATCH,
|
||||
ACTION_OSCSTART,
|
||||
ACTION_OSCEND,
|
||||
ACTION_OSCPUT,
|
||||
|
||||
ACTION_UTF8,
|
||||
ACTION_ESC_DISPATCH,
|
||||
ACTION_CSI_DISPATCH,
|
||||
|
||||
ACTION_OSC_START,
|
||||
ACTION_OSC_END,
|
||||
ACTION_OSC_PUT,
|
||||
|
||||
ACTION_HOOK,
|
||||
ACTION_UNHOOK,
|
||||
ACTION_PUT,
|
||||
|
||||
ACTION_UTF8_2_ENTRY,
|
||||
ACTION_UTF8_3_ENTRY,
|
||||
ACTION_UTF8_4_ENTRY,
|
||||
ACTION_UTF8_COLLECT,
|
||||
};
|
||||
|
||||
static const char *const state_names[] = {
|
||||
[STATE_SAME] = "no change",
|
||||
[STATE_ANYWHERE] = "anywhere",
|
||||
[STATE_ESCAPE] = "escape",
|
||||
[STATE_GROUND] = "ground",
|
||||
[STATE_CSIENTRY] = "CSI entry",
|
||||
[STATE_CSIPARAM] = "CSI param",
|
||||
[STATE_OSCSTRING] = "OSC string",
|
||||
|
||||
[STATE_UTF8] = "UTF-8",
|
||||
[STATE_ESCAPE] = "escape",
|
||||
[STATE_ESCAPE_INTERMEDIATE] = "escape intermediate",
|
||||
|
||||
[STATE_CSI_ENTRY] = "CSI entry",
|
||||
[STATE_CSI_PARAM] = "CSI param",
|
||||
[STATE_CSI_INTERMEDIATE] = "CSI intermediate",
|
||||
[STATE_CSI_IGNORE] = "CSI ignore",
|
||||
|
||||
[STATE_OSC_STRING] = "OSC string",
|
||||
|
||||
[STATE_DCS_ENTRY] = "DCS entry",
|
||||
[STATE_DCS_PARAM] = "DCS param",
|
||||
[STATE_DCS_INTERMEDIATE] = "DCS intermediate",
|
||||
[STATE_DCS_IGNORE] = "DCS ignore",
|
||||
[STATE_DCS_PASSTHROUGH] = "DCS passthrough",
|
||||
|
||||
[STATE_SOS_PM_APC_STRING] = "sos/pm/apc string",
|
||||
|
||||
[STATE_UTF8_COLLECT] = "UTF-8",
|
||||
};
|
||||
|
||||
static const char *const action_names[] __attribute__((unused)) = {
|
||||
|
|
@ -63,12 +98,19 @@ static const char *const action_names[] __attribute__((unused)) = {
|
|||
[ACTION_PRINT] = "print",
|
||||
[ACTION_PARAM] = "param",
|
||||
[ACTION_COLLECT] = "collect",
|
||||
[ACTION_CSIDISPATCH] = "CSI dispatch",
|
||||
[ACTION_OSCSTART] = "OSC start",
|
||||
[ACTION_OSCEND] = "OSC end",
|
||||
[ACTION_OSCPUT] = "OSC put",
|
||||
[ACTION_ESC_DISPATCH] = "ESC dispatch",
|
||||
[ACTION_CSI_DISPATCH] = "CSI dispatch",
|
||||
[ACTION_OSC_START] = "OSC start",
|
||||
[ACTION_OSC_END] = "OSC end",
|
||||
[ACTION_OSC_PUT] = "OSC put",
|
||||
[ACTION_HOOK] = "hook",
|
||||
[ACTION_UNHOOK] = "unhook",
|
||||
[ACTION_PUT] = "put",
|
||||
|
||||
[ACTION_UTF8] = "begin UTF-8",
|
||||
[ACTION_UTF8_2_ENTRY] = "UTF-8 (2 chars) begin",
|
||||
[ACTION_UTF8_3_ENTRY] = "UTF-8 (3 chars) begin",
|
||||
[ACTION_UTF8_4_ENTRY] = "UTF-8 (4 chars) begin",
|
||||
[ACTION_UTF8_COLLECT] = "UTF-8 collect",
|
||||
};
|
||||
|
||||
struct state_transition {
|
||||
|
|
@ -76,73 +118,438 @@ struct state_transition {
|
|||
enum state state;
|
||||
};
|
||||
|
||||
#if 0
|
||||
static const struct state_transition state_anywhere[256] = {
|
||||
[0x1b] = {.state = STATE_ESCAPE},
|
||||
[0x18] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x1a] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x1b] = { .state = STATE_ESCAPE},
|
||||
[0x80 ... 0x8f] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x90] = { .state = STATE_DCS_ENTRY},
|
||||
[0x91 ... 0x97] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x98] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
[0x99] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x9a] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x9b] = { .state = STATE_CSI_ENTRY},
|
||||
[0x9c] = { .state = STATE_GROUND},
|
||||
[0x9d] = { .state = STATE_OSC_STRING},
|
||||
[0x9e ... 0x9f] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
};
|
||||
#endif
|
||||
|
||||
static const struct state_transition state_ground[256] = {
|
||||
[0x00 ... 0x17] = {.action = ACTION_EXECUTE},
|
||||
[0x19] = {.action = ACTION_EXECUTE},
|
||||
[0x1c ... 0x1f] = {.action = ACTION_EXECUTE},
|
||||
[0x20 ... 0x7f] = {.action = ACTION_PRINT},
|
||||
[0xc2 ... 0xdf] = {.action = ACTION_UTF8, .state = STATE_UTF8}, /* 2 chars */
|
||||
[0xe0 ... 0xef] = {.action = ACTION_UTF8, .state = STATE_UTF8}, /* 3 chars */
|
||||
[0xf0 ... 0xf4] = {.action = ACTION_UTF8, .state = STATE_UTF8}, /* 4 chars */
|
||||
|
||||
[0xc0 ... 0xdf] = {.action = ACTION_UTF8_2_ENTRY, .state = STATE_UTF8_COLLECT},
|
||||
[0xe0 ... 0xef] = {.action = ACTION_UTF8_3_ENTRY, .state = STATE_UTF8_COLLECT},
|
||||
[0xf0 ... 0xf7] = {.action = ACTION_UTF8_4_ENTRY, .state = STATE_UTF8_COLLECT},
|
||||
|
||||
/* Anywhere */
|
||||
[0x18] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x1a] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x1b] = { .state = STATE_ESCAPE},
|
||||
[0x80 ... 0x8f] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x90] = { .state = STATE_DCS_ENTRY},
|
||||
[0x91 ... 0x97] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x98] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
[0x99] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x9a] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x9b] = { .state = STATE_CSI_ENTRY},
|
||||
[0x9c] = { .state = STATE_GROUND},
|
||||
[0x9d] = { .state = STATE_OSC_STRING},
|
||||
[0x9e ... 0x9f] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
};
|
||||
|
||||
static const struct state_transition state_escape[256] = {
|
||||
[0x30 ... 0x4f] = {.action = ACTION_CSIDISPATCH, .state = STATE_GROUND},
|
||||
[0x5b] = {.state = STATE_CSIENTRY},
|
||||
[0x5d] = {.state = STATE_OSCSTRING},
|
||||
[0x00 ... 0x17] = {.action = ACTION_EXECUTE},
|
||||
[0x19] = {.action = ACTION_EXECUTE},
|
||||
[0x1c ... 0x1f] = {.action = ACTION_EXECUTE},
|
||||
[0x20 ... 0x2f] = {.action = ACTION_COLLECT, .state = STATE_ESCAPE_INTERMEDIATE},
|
||||
[0x30 ... 0x4f] = {.action = ACTION_ESC_DISPATCH, .state = STATE_GROUND},
|
||||
[0x50] = { .state = STATE_DCS_ENTRY},
|
||||
[0x51 ... 0x57] = {.action = ACTION_ESC_DISPATCH, .state = STATE_GROUND},
|
||||
[0x58] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
[0x59] = {.action = ACTION_ESC_DISPATCH, .state = STATE_GROUND},
|
||||
[0x5a] = {.action = ACTION_ESC_DISPATCH, .state = STATE_GROUND},
|
||||
[0x5b] = { .state = STATE_CSI_ENTRY},
|
||||
[0x5c] = {.action = ACTION_ESC_DISPATCH, .state = STATE_GROUND},
|
||||
[0x5d] = { .state = STATE_OSC_STRING},
|
||||
[0x5e ... 0x5f] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
[0x60 ... 0x7e] = {.action = ACTION_ESC_DISPATCH, .state = STATE_GROUND},
|
||||
[0x7f] = {.action = ACTION_IGNORE},
|
||||
|
||||
/* Anywhere */
|
||||
[0x18] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x1a] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x1b] = { .state = STATE_ESCAPE},
|
||||
[0x80 ... 0x8f] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x90] = { .state = STATE_DCS_ENTRY},
|
||||
[0x91 ... 0x97] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x98] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
[0x99] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x9a] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x9b] = { .state = STATE_CSI_ENTRY},
|
||||
[0x9c] = { .state = STATE_GROUND},
|
||||
[0x9d] = { .state = STATE_OSC_STRING},
|
||||
[0x9e ... 0x9f] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
};
|
||||
|
||||
static const struct state_transition state_csientry[256] = {
|
||||
[0x30 ... 0x39] = {.action = ACTION_PARAM, .state = STATE_CSIPARAM},
|
||||
[0x3b] = {.action = ACTION_PARAM, .state = STATE_CSIPARAM},
|
||||
[0x3c ... 0x3f] = {.action = ACTION_COLLECT, .state = STATE_CSIPARAM},
|
||||
[0x40 ... 0x7e] = {.action = ACTION_CSIDISPATCH, .state = STATE_GROUND},
|
||||
[0x6d] = {.action = ACTION_CSIDISPATCH, .state = STATE_GROUND},
|
||||
static const struct state_transition state_escape_intermediate[256] = {
|
||||
[0x00 ... 0x17] = {.action = ACTION_EXECUTE},
|
||||
[0x19] = {.action = ACTION_EXECUTE},
|
||||
[0x1c ... 0x1f] = {.action = ACTION_EXECUTE},
|
||||
[0x20 ... 0x2f] = {.action = ACTION_COLLECT},
|
||||
[0x30 ... 0x7e] = {.action = ACTION_ESC_DISPATCH, .state = STATE_GROUND},
|
||||
[0x7f] = {.action = ACTION_IGNORE},
|
||||
|
||||
/* Anywhere */
|
||||
[0x18] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x1a] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x1b] = { .state = STATE_ESCAPE},
|
||||
[0x80 ... 0x8f] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x90] = { .state = STATE_DCS_ENTRY},
|
||||
[0x91 ... 0x97] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x98] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
[0x99] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x9a] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x9b] = { .state = STATE_CSI_ENTRY},
|
||||
[0x9c] = { .state = STATE_GROUND},
|
||||
[0x9d] = { .state = STATE_OSC_STRING},
|
||||
[0x9e ... 0x9f] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
};
|
||||
|
||||
static const struct state_transition state_csiparam[256] = {
|
||||
static const struct state_transition state_csi_entry[256] = {
|
||||
[0x00 ... 0x17] = {.action = ACTION_EXECUTE},
|
||||
[0x19] = {.action = ACTION_EXECUTE},
|
||||
[0x1c ... 0x1f] = {.action = ACTION_EXECUTE},
|
||||
[0x20 ... 0x2f] = {.action = ACTION_COLLECT, .state = STATE_CSI_INTERMEDIATE},
|
||||
[0x30 ... 0x39] = {.action = ACTION_PARAM, .state = STATE_CSI_PARAM},
|
||||
[0x3a] = { .state = STATE_CSI_IGNORE},
|
||||
[0x3b] = {.action = ACTION_PARAM, .state = STATE_CSI_PARAM},
|
||||
[0x3c ... 0x3f] = {.action = ACTION_COLLECT, .state = STATE_CSI_PARAM},
|
||||
[0x40 ... 0x7e] = {.action = ACTION_CSI_DISPATCH, .state = STATE_GROUND},
|
||||
[0x7f] = {.action = ACTION_IGNORE},
|
||||
|
||||
/* Anywhere */
|
||||
[0x18] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x1a] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x1b] = { .state = STATE_ESCAPE},
|
||||
[0x80 ... 0x8f] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x90] = { .state = STATE_DCS_ENTRY},
|
||||
[0x91 ... 0x97] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x98] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
[0x99] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x9a] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x9b] = { .state = STATE_CSI_ENTRY},
|
||||
[0x9c] = { .state = STATE_GROUND},
|
||||
[0x9d] = { .state = STATE_OSC_STRING},
|
||||
[0x9e ... 0x9f] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
};
|
||||
|
||||
static const struct state_transition state_csi_param[256] = {
|
||||
[0x00 ... 0x17] = {.action = ACTION_EXECUTE},
|
||||
[0x19] = {.action = ACTION_EXECUTE},
|
||||
[0x1c ... 0x1f] = {.action = ACTION_EXECUTE},
|
||||
[0x20 ... 0x2f] = {.action = ACTION_COLLECT, .state = STATE_CSI_INTERMEDIATE},
|
||||
[0x30 ... 0x39] = {.action = ACTION_PARAM},
|
||||
[0x3b] = {.action = ACTION_PARAM},
|
||||
[0x40 ... 0x7e] = {.action = ACTION_CSIDISPATCH, .state = STATE_GROUND},
|
||||
[0x6d] = {.action = ACTION_CSIDISPATCH, .state = STATE_GROUND},
|
||||
[0x3a] = { .state = STATE_CSI_IGNORE},
|
||||
[0x3b] = {.action = ACTION_PARAM},
|
||||
[0x3c ... 0x3f] = { .state = STATE_CSI_IGNORE},
|
||||
[0x40 ... 0x7e] = {.action = ACTION_CSI_DISPATCH, .state = STATE_GROUND},
|
||||
[0x7f] = {.action = ACTION_IGNORE},
|
||||
|
||||
/* Anywhere */
|
||||
[0x18] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x1a] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x1b] = { .state = STATE_ESCAPE},
|
||||
[0x80 ... 0x8f] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x90] = { .state = STATE_DCS_ENTRY},
|
||||
[0x91 ... 0x97] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x98] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
[0x99] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x9a] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x9b] = { .state = STATE_CSI_ENTRY},
|
||||
[0x9c] = { .state = STATE_GROUND},
|
||||
[0x9d] = { .state = STATE_OSC_STRING},
|
||||
[0x9e ... 0x9f] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
};
|
||||
|
||||
static const struct state_transition state_ocsstring[256] = {
|
||||
[0x07] = {.state = STATE_GROUND}, /* Not in diagram */
|
||||
[0x20 ... 0x7f] = {.action = ACTION_OSCPUT},
|
||||
static const struct state_transition state_csi_intermediate[256] = {
|
||||
[0x00 ... 0x17] = {.action = ACTION_EXECUTE},
|
||||
[0x19] = {.action = ACTION_EXECUTE},
|
||||
[0x1c ... 0x1f] = {.action = ACTION_EXECUTE},
|
||||
[0x20 ... 0x2f] = {.action = ACTION_COLLECT},
|
||||
[0x30 ... 0x3f] = { .state = STATE_CSI_IGNORE},
|
||||
[0x40 ... 0x7e] = {.action = ACTION_CSI_DISPATCH, .state = STATE_GROUND},
|
||||
[0x7f] = {.action = ACTION_IGNORE},
|
||||
|
||||
/* Anywhere */
|
||||
[0x18] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x1a] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x1b] = { .state = STATE_ESCAPE},
|
||||
[0x80 ... 0x8f] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x90] = { .state = STATE_DCS_ENTRY},
|
||||
[0x91 ... 0x97] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x98] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
[0x99] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x9a] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x9b] = { .state = STATE_CSI_ENTRY},
|
||||
[0x9c] = { .state = STATE_GROUND},
|
||||
[0x9d] = { .state = STATE_OSC_STRING},
|
||||
[0x9e ... 0x9f] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
};
|
||||
|
||||
static const struct state_transition state_csi_ignore[256] = {
|
||||
[0x00 ... 0x17] = {.action = ACTION_EXECUTE},
|
||||
[0x19] = {.action = ACTION_EXECUTE},
|
||||
[0x1c ... 0x1f] = {.action = ACTION_EXECUTE},
|
||||
[0x20 ... 0x3f] = {.action = ACTION_IGNORE},
|
||||
[0x40 ... 0x7e] = { .state = STATE_GROUND},
|
||||
[0x7f] = {.action = ACTION_IGNORE},
|
||||
|
||||
/* Anywhere */
|
||||
[0x18] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x1a] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x1b] = { .state = STATE_ESCAPE},
|
||||
[0x80 ... 0x8f] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x90] = { .state = STATE_DCS_ENTRY},
|
||||
[0x91 ... 0x97] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x98] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
[0x99] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x9a] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x9b] = { .state = STATE_CSI_ENTRY},
|
||||
[0x9c] = { .state = STATE_GROUND},
|
||||
[0x9d] = { .state = STATE_OSC_STRING},
|
||||
[0x9e ... 0x9f] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
};
|
||||
|
||||
static const struct state_transition state_ocs_string[256] = {
|
||||
[0x00 ... 0x06] = {.action = ACTION_IGNORE},
|
||||
[0x07] = { .state = STATE_GROUND},
|
||||
[0x08 ... 0x17] = {.action = ACTION_IGNORE},
|
||||
[0x19] = {.action = ACTION_IGNORE},
|
||||
[0x1c ... 0x1f] = {.action = ACTION_IGNORE},
|
||||
[0x20 ... 0x7f] = {.action = ACTION_OSC_PUT},
|
||||
[0x9c] = { .state = STATE_GROUND},
|
||||
|
||||
/* Anywhere */
|
||||
[0x18] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x1a] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x1b] = { .state = STATE_ESCAPE},
|
||||
[0x80 ... 0x8f] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x90] = { .state = STATE_DCS_ENTRY},
|
||||
[0x91 ... 0x97] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x98] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
[0x99] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x9a] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x9b] = { .state = STATE_CSI_ENTRY},
|
||||
[0x9c] = { .state = STATE_GROUND},
|
||||
[0x9d] = { .state = STATE_OSC_STRING},
|
||||
[0x9e ... 0x9f] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
};
|
||||
|
||||
static const struct state_transition state_dcs_entry[256] = {
|
||||
[0x00 ... 0x17] = {.action = ACTION_IGNORE},
|
||||
[0x19] = {.action = ACTION_IGNORE},
|
||||
[0x1c ... 0x1f] = {.action = ACTION_IGNORE},
|
||||
[0x20 ... 0x2f] = {.action = ACTION_COLLECT, .state = STATE_DCS_INTERMEDIATE},
|
||||
[0x30 ... 0x39] = {.action = ACTION_PARAM, .state = STATE_DCS_PARAM},
|
||||
[0x3a] = { .state = STATE_DCS_IGNORE},
|
||||
[0x3b] = {.action = ACTION_PARAM, .state = STATE_DCS_PARAM},
|
||||
[0x3c ... 0x3f] = {.action = ACTION_COLLECT, .state = STATE_DCS_PARAM},
|
||||
[0x40 ... 0x7e] = { .state = STATE_DCS_PASSTHROUGH},
|
||||
[0x7f] = {.action = ACTION_IGNORE},
|
||||
|
||||
/* Anywhere */
|
||||
[0x18] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x1a] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x1b] = { .state = STATE_ESCAPE},
|
||||
[0x80 ... 0x8f] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x90] = { .state = STATE_DCS_ENTRY},
|
||||
[0x91 ... 0x97] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x98] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
[0x99] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x9a] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x9b] = { .state = STATE_CSI_ENTRY},
|
||||
[0x9c] = { .state = STATE_GROUND},
|
||||
[0x9d] = { .state = STATE_OSC_STRING},
|
||||
[0x9e ... 0x9f] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
};
|
||||
|
||||
static const struct state_transition state_dcs_param[256] = {
|
||||
[0x00 ... 0x17] = {.action = ACTION_IGNORE},
|
||||
[0x19] = {.action = ACTION_IGNORE},
|
||||
[0x1c ... 0x1f] = {.action = ACTION_IGNORE},
|
||||
[0x20 ... 0x2f] = {.action = ACTION_COLLECT, .state = STATE_DCS_INTERMEDIATE},
|
||||
[0x30 ... 0x39] = {.action = ACTION_PARAM},
|
||||
[0x3a] = { .state = STATE_DCS_IGNORE},
|
||||
[0x3b] = {.action = ACTION_PARAM},
|
||||
[0x3c ... 0x3f] = { .state = STATE_DCS_IGNORE},
|
||||
[0x40 ... 0x7e] = { .state = STATE_DCS_PASSTHROUGH},
|
||||
[0x7f] = {.action = ACTION_IGNORE},
|
||||
|
||||
/* Anywhere */
|
||||
[0x18] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x1a] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x1b] = { .state = STATE_ESCAPE},
|
||||
[0x80 ... 0x8f] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x90] = { .state = STATE_DCS_ENTRY},
|
||||
[0x91 ... 0x97] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x98] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
[0x99] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x9a] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x9b] = { .state = STATE_CSI_ENTRY},
|
||||
[0x9c] = { .state = STATE_GROUND},
|
||||
[0x9d] = { .state = STATE_OSC_STRING},
|
||||
[0x9e ... 0x9f] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
};
|
||||
|
||||
static const struct state_transition state_dcs_intermediate[256] = {
|
||||
[0x00 ... 0x17] = {.action = ACTION_IGNORE},
|
||||
[0x19] = {.action = ACTION_IGNORE},
|
||||
[0x1c ... 0x1f] = {.action = ACTION_IGNORE},
|
||||
[0x20 ... 0x2f] = {.action = ACTION_COLLECT},
|
||||
[0x30 ... 0x3f] = { .state = STATE_DCS_IGNORE},
|
||||
[0x40 ... 0x7e] = { .state = STATE_DCS_PASSTHROUGH},
|
||||
[0x7f] = {.action = ACTION_IGNORE},
|
||||
|
||||
/* Anywhere */
|
||||
[0x18] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x1a] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x1b] = { .state = STATE_ESCAPE},
|
||||
[0x80 ... 0x8f] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x90] = { .state = STATE_DCS_ENTRY},
|
||||
[0x91 ... 0x97] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x98] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
[0x99] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x9a] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x9b] = { .state = STATE_CSI_ENTRY},
|
||||
[0x9c] = { .state = STATE_GROUND},
|
||||
[0x9d] = { .state = STATE_OSC_STRING},
|
||||
[0x9e ... 0x9f] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
};
|
||||
|
||||
static const struct state_transition state_dcs_ignore[256] = {
|
||||
[0x00 ... 0x17] = {.action = ACTION_IGNORE},
|
||||
[0x19] = {.action = ACTION_IGNORE},
|
||||
[0x1c ... 0x1f] = {.action = ACTION_IGNORE},
|
||||
[0x20 ... 0x7f] = {.action = ACTION_IGNORE},
|
||||
[0x9c] = { .state = STATE_GROUND},
|
||||
|
||||
/* Anywhere */
|
||||
[0x18] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x1a] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x1b] = { .state = STATE_ESCAPE},
|
||||
[0x80 ... 0x8f] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x90] = { .state = STATE_DCS_ENTRY},
|
||||
[0x91 ... 0x97] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x98] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
[0x99] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x9a] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x9b] = { .state = STATE_CSI_ENTRY},
|
||||
[0x9c] = { .state = STATE_GROUND},
|
||||
[0x9d] = { .state = STATE_OSC_STRING},
|
||||
[0x9e ... 0x9f] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
};
|
||||
|
||||
static const struct state_transition state_dcs_passthrough[256] = {
|
||||
[0x00 ... 0x17] = {.action = ACTION_PUT},
|
||||
[0x19] = {.action = ACTION_PUT},
|
||||
[0x1c ... 0x7e] = {.action = ACTION_PUT},
|
||||
[0x7f] = {.action = ACTION_IGNORE},
|
||||
[0x9c] = { .state = STATE_GROUND},
|
||||
|
||||
/* Anywhere */
|
||||
[0x18] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x1a] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x1b] = { .state = STATE_ESCAPE},
|
||||
[0x80 ... 0x8f] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x90] = { .state = STATE_DCS_ENTRY},
|
||||
[0x91 ... 0x97] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x98] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
[0x99] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x9a] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x9b] = { .state = STATE_CSI_ENTRY},
|
||||
[0x9c] = { .state = STATE_GROUND},
|
||||
[0x9d] = { .state = STATE_OSC_STRING},
|
||||
[0x9e ... 0x9f] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
};
|
||||
|
||||
static const struct state_transition state_sos_pm_apc_string[256] = {
|
||||
[0x00 ... 0x17] = {.action = ACTION_IGNORE},
|
||||
[0x19] = {.action = ACTION_IGNORE},
|
||||
[0x1c ... 0x7f] = {.action = ACTION_IGNORE},
|
||||
[0x9c] = { .state = STATE_GROUND},
|
||||
|
||||
/* Anywhere */
|
||||
[0x18] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x1a] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x1b] = { .state = STATE_ESCAPE},
|
||||
[0x80 ... 0x8f] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x90] = { .state = STATE_DCS_ENTRY},
|
||||
[0x91 ... 0x97] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x98] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
[0x99] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x9a] = {.action = ACTION_EXECUTE, .state = STATE_GROUND},
|
||||
[0x9b] = { .state = STATE_CSI_ENTRY},
|
||||
[0x9c] = { .state = STATE_GROUND},
|
||||
[0x9d] = { .state = STATE_OSC_STRING},
|
||||
[0x9e ... 0x9f] = { .state = STATE_SOS_PM_APC_STRING},
|
||||
};
|
||||
|
||||
static const struct state_transition* states[] = {
|
||||
[STATE_ANYWHERE] = state_anywhere,
|
||||
[STATE_ESCAPE] = state_escape,
|
||||
[STATE_GROUND] = state_ground,
|
||||
[STATE_CSIENTRY] = state_csientry,
|
||||
[STATE_CSIPARAM] = state_csiparam,
|
||||
[STATE_OSCSTRING] = state_ocsstring,
|
||||
[STATE_ESCAPE] = state_escape,
|
||||
[STATE_ESCAPE_INTERMEDIATE] = state_escape_intermediate,
|
||||
[STATE_CSI_ENTRY] = state_csi_entry,
|
||||
[STATE_CSI_PARAM] = state_csi_param,
|
||||
[STATE_CSI_INTERMEDIATE] = state_csi_intermediate,
|
||||
[STATE_CSI_IGNORE] = state_csi_ignore,
|
||||
[STATE_OSC_STRING] = state_ocs_string,
|
||||
[STATE_DCS_ENTRY] = state_dcs_entry,
|
||||
[STATE_DCS_PARAM] = state_dcs_param,
|
||||
[STATE_DCS_INTERMEDIATE] = state_dcs_intermediate,
|
||||
[STATE_DCS_IGNORE] = state_dcs_ignore,
|
||||
[STATE_DCS_PASSTHROUGH] = state_dcs_passthrough,
|
||||
[STATE_SOS_PM_APC_STRING] = state_sos_pm_apc_string,
|
||||
};
|
||||
|
||||
static const enum action entry_actions[] = {
|
||||
[STATE_SAME] = ACTION_NONE,
|
||||
[STATE_ANYWHERE] = ACTION_NONE,
|
||||
[STATE_ESCAPE] = ACTION_CLEAR,
|
||||
[STATE_GROUND] = ACTION_NONE,
|
||||
[STATE_CSIENTRY] = ACTION_CLEAR,
|
||||
[STATE_CSIPARAM] = ACTION_NONE,
|
||||
[STATE_OSCSTRING] = ACTION_OSCSTART,
|
||||
[STATE_UTF8] = ACTION_NONE,
|
||||
[STATE_ESCAPE] = ACTION_CLEAR,
|
||||
[STATE_CSI_ENTRY] = ACTION_CLEAR,
|
||||
[STATE_CSI_PARAM] = ACTION_NONE,
|
||||
[STATE_CSI_INTERMEDIATE] = ACTION_NONE,
|
||||
[STATE_CSI_IGNORE] = ACTION_NONE,
|
||||
[STATE_OSC_STRING] = ACTION_OSC_START,
|
||||
[STATE_UTF8_COLLECT] = ACTION_NONE,
|
||||
[STATE_DCS_ENTRY] = ACTION_CLEAR,
|
||||
[STATE_DCS_PARAM] = ACTION_NONE,
|
||||
[STATE_DCS_INTERMEDIATE] = ACTION_NONE,
|
||||
[STATE_DCS_IGNORE] = ACTION_NONE,
|
||||
[STATE_DCS_PASSTHROUGH] = ACTION_HOOK,
|
||||
[STATE_SOS_PM_APC_STRING] = ACTION_NONE,
|
||||
};
|
||||
|
||||
static const enum action exit_actions[] = {
|
||||
[STATE_SAME] = ACTION_NONE,
|
||||
[STATE_ANYWHERE] = ACTION_NONE,
|
||||
[STATE_ESCAPE] = ACTION_NONE,
|
||||
[STATE_GROUND] = ACTION_NONE,
|
||||
[STATE_CSIENTRY] = ACTION_NONE,
|
||||
[STATE_CSIPARAM] = ACTION_NONE,
|
||||
[STATE_OSCSTRING] = ACTION_OSCEND,
|
||||
[STATE_UTF8] = ACTION_NONE,
|
||||
[STATE_ESCAPE] = ACTION_NONE,
|
||||
[STATE_CSI_ENTRY] = ACTION_NONE,
|
||||
[STATE_CSI_PARAM] = ACTION_NONE,
|
||||
[STATE_CSI_INTERMEDIATE] = ACTION_NONE,
|
||||
[STATE_CSI_IGNORE] = ACTION_NONE,
|
||||
[STATE_OSC_STRING] = ACTION_OSC_END,
|
||||
[STATE_UTF8_COLLECT] = ACTION_NONE,
|
||||
[STATE_DCS_ENTRY] = ACTION_NONE,
|
||||
[STATE_DCS_PARAM] = ACTION_NONE,
|
||||
[STATE_DCS_INTERMEDIATE] = ACTION_NONE,
|
||||
[STATE_DCS_IGNORE] = ACTION_NONE,
|
||||
[STATE_DCS_PASSTHROUGH] = ACTION_UNHOOK,
|
||||
[STATE_SOS_PM_APC_STRING] = ACTION_NONE,
|
||||
};
|
||||
|
||||
static bool
|
||||
|
|
@ -253,49 +660,61 @@ action(struct terminal *term, enum action action, uint8_t c)
|
|||
term->vt.intermediates.data[term->vt.intermediates.idx++] = c;
|
||||
break;
|
||||
|
||||
case ACTION_CSIDISPATCH:
|
||||
LOG_ERR("unimplemented: action ESC dispatch");
|
||||
return false;
|
||||
|
||||
case ACTION_CSI_DISPATCH:
|
||||
return csi_dispatch(term, c);
|
||||
|
||||
case ACTION_OSCSTART:
|
||||
case ACTION_OSC_START:
|
||||
term->vt.osc.idx = 0;
|
||||
break;
|
||||
|
||||
case ACTION_OSCPUT:
|
||||
case ACTION_OSC_PUT:
|
||||
term->vt.osc.data[term->vt.osc.idx++] = c;
|
||||
break;
|
||||
|
||||
case ACTION_OSCEND:
|
||||
case ACTION_OSC_END:
|
||||
return osc_dispatch(term);
|
||||
|
||||
case ACTION_UTF8:
|
||||
case ACTION_ESC_DISPATCH:
|
||||
case ACTION_HOOK:
|
||||
case ACTION_UNHOOK:
|
||||
case ACTION_PUT:
|
||||
LOG_ERR("unimplemented: action %s", action_names[action]);
|
||||
return false;
|
||||
|
||||
case ACTION_UTF8_2_ENTRY:
|
||||
term->vt.utf8.idx = 0;
|
||||
if (c >= 0x2c && c <= 0xdf)
|
||||
term->vt.utf8.left = 2;
|
||||
else if (c >= 0xe0 && c <= 0xef)
|
||||
term->vt.utf8.left = 3;
|
||||
else
|
||||
term->vt.utf8.left = 4;
|
||||
//LOG_DBG("begin UTF-8 (%zu chars)", term->vt.utf8.left);
|
||||
term->vt.utf8.left = 2;
|
||||
term->vt.utf8.data[term->vt.utf8.idx++] = c;
|
||||
term->vt.utf8.left--;
|
||||
break;
|
||||
|
||||
case ACTION_UTF8_3_ENTRY:
|
||||
term->vt.utf8.idx = 0;
|
||||
term->vt.utf8.left = 3;
|
||||
term->vt.utf8.data[term->vt.utf8.idx++] = c;
|
||||
term->vt.utf8.left--;
|
||||
break;
|
||||
|
||||
case ACTION_UTF8_4_ENTRY:
|
||||
term->vt.utf8.idx = 0;
|
||||
term->vt.utf8.left = 4;
|
||||
term->vt.utf8.data[term->vt.utf8.idx++] = c;
|
||||
term->vt.utf8.left--;
|
||||
break;
|
||||
|
||||
case ACTION_UTF8_COLLECT:
|
||||
term->vt.utf8.data[term->vt.utf8.idx++] = c;
|
||||
if (--term->vt.utf8.left == 0)
|
||||
term->vt.state = STATE_GROUND;
|
||||
break;
|
||||
}
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
static bool
|
||||
process_utf8(struct terminal *term, uint8_t c)
|
||||
{
|
||||
//LOG_DBG("UTF-8: 0x%02x", c);
|
||||
term->vt.utf8.data[term->vt.utf8.idx++] = c;
|
||||
term->vt.utf8.left--;
|
||||
|
||||
if (term->vt.utf8.left == 0)
|
||||
term->vt.state = STATE_GROUND;
|
||||
return true;
|
||||
}
|
||||
|
||||
void
|
||||
vt_from_slave(struct terminal *term, const uint8_t *data, size_t len)
|
||||
{
|
||||
|
|
@ -304,28 +723,25 @@ vt_from_slave(struct terminal *term, const uint8_t *data, size_t len)
|
|||
//LOG_DBG("input: 0x%02x", data[i]);
|
||||
enum state current_state = term->vt.state;
|
||||
|
||||
const struct state_transition *transition = &state_anywhere[data[i]];
|
||||
if (transition->action == ACTION_NONE && transition->state == STATE_SAME) {
|
||||
if (current_state == STATE_UTF8) {
|
||||
if (!process_utf8(term, data[i]))
|
||||
abort();
|
||||
|
||||
current_state = term->vt.state;
|
||||
if (current_state == STATE_UTF8)
|
||||
continue;
|
||||
|
||||
if (!action(term, ACTION_PRINT, 0))
|
||||
abort();
|
||||
|
||||
continue;
|
||||
}
|
||||
|
||||
transition = &states[current_state][data[i]];
|
||||
if (transition->action == ACTION_NONE && transition->state == STATE_SAME) {
|
||||
LOG_ERR("unimplemented transition from %s: 0x%02x",
|
||||
state_names[current_state], data[i]);
|
||||
if (current_state == STATE_UTF8_COLLECT) {
|
||||
if (!action(term, ACTION_UTF8_COLLECT, data[i]))
|
||||
abort();
|
||||
}
|
||||
|
||||
current_state = term->vt.state;
|
||||
if (current_state == STATE_UTF8_COLLECT)
|
||||
continue;
|
||||
|
||||
if (!action(term, ACTION_PRINT, 0))
|
||||
abort();
|
||||
|
||||
continue;
|
||||
}
|
||||
|
||||
const struct state_transition *transition = &states[current_state][data[i]];
|
||||
if (transition->action == ACTION_NONE && transition->state == STATE_SAME) {
|
||||
LOG_ERR("unimplemented transition from %s: 0x%02x",
|
||||
state_names[current_state], data[i]);
|
||||
abort();
|
||||
}
|
||||
|
||||
if (transition->state != STATE_SAME) {
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue