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vt: improve logging of invalid and unimplemented sequences

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This commit is contained in:
Daniel Eklöf 2019-07-04 19:35:01 +02:00
parent cb10d10fd8
commit befb437411
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GPG key ID: 5BBD4992C116573F
2 changed files with 51 additions and 39 deletions
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59
csi.c
View file

@ -252,33 +252,37 @@ csi_sgr(struct terminal *term)
return true;
}
bool
csi_dispatch(struct terminal *term, uint8_t final)
static const char *
csi_as_string(struct terminal *term, uint8_t final)
{
#if defined(_DEBUG) && defined(LOG_ENABLE_DBG) && LOG_ENABLE_DBG
char log[1024];
int c = snprintf(log, sizeof(log), "CSI: ");
static char msg[1024];
int c = snprintf(msg, sizeof(msg), "CSI: ");
for (size_t i = 0; i < term->vt.intermediates.idx; i++)
c += snprintf(&log[c], sizeof(log) - c, "%c", term->vt.intermediates.data[i]);
c += snprintf(&msg[c], sizeof(msg) - c, "%c", term->vt.intermediates.data[i]);
for (size_t i = 0; i < term->vt.params.idx; i++){
c += snprintf(&log[c], sizeof(log) - c, "%d",
c += snprintf(&msg[c], sizeof(msg) - c, "%d",
term->vt.params.v[i].value);
for (size_t j = 0; i < term->vt.params.v[i].sub.idx; j++) {
c += snprintf(&log[c], sizeof(log) - c, ":%d",
c += snprintf(&msg[c], sizeof(msg) - c, ":%d",
term->vt.params.v[i].sub.value[j]);
}
c += snprintf(&log[c], sizeof(log) - c, "%s",
c += snprintf(&msg[c], sizeof(msg) - c, "%s",
i == term->vt.params.idx - 1 ? "" : ";");
}
c += snprintf(&log[c], sizeof(log) - c, "%c (%d parameters)",
c += snprintf(&msg[c], sizeof(msg) - c, "%c (%d parameters)",
final, term->vt.params.idx);
LOG_DBG("%s", log);
#endif
return msg;
}
bool
csi_dispatch(struct terminal *term, uint8_t final)
{
LOG_DBG("CSI: %s", csi_as_string(term, final));
if (term->vt.intermediates.idx == 0) {
switch (final) {
@ -353,7 +357,8 @@ csi_dispatch(struct terminal *term, uint8_t final)
break;
default:
LOG_ERR("CSI: J: invalid argument: %d", param);
LOG_ERR("CSI: %s: invalid argument: %d",
csi_as_string(term, final), param);
return false;
}
@ -387,7 +392,8 @@ csi_dispatch(struct terminal *term, uint8_t final)
break;
default:
LOG_ERR("CSI: K: invalid argument: %d", param);
LOG_ERR("CSI: %s: invalid argument: %d",
csi_as_string(term, final), param);
return false;
}
@ -520,13 +526,14 @@ csi_dispatch(struct terminal *term, uint8_t final)
}
default:
LOG_ERR("CSI: unimplemented parameter for 'n': %d", param);
LOG_ERR("unimplemented: CSI: %s, parameter = %d",
csi_as_string(term, final), param);
return false;
}
return true;
} else {
LOG_ERR("CSI: missing parameter for 'n'");
LOG_ERR("CSI: %s: missing parameter", csi_as_string(term, final));
return false;
}
break;
@ -543,7 +550,7 @@ csi_dispatch(struct terminal *term, uint8_t final)
break;
default:
LOG_ERR("CSI: unimplemented final: %c", final);
LOG_ERR("unimplemented: CSI: %s", csi_as_string(term, final));
abort();
}
@ -615,7 +622,8 @@ csi_dispatch(struct terminal *term, uint8_t final)
break;
default:
LOG_ERR("CSI: 'h' (set mode): unimplemented param: %d",
LOG_ERR("CSI: %s: unimplemented param: %d",
csi_as_string(term, final),
term->vt.params.v[i].value);
abort();
break;
@ -686,7 +694,8 @@ csi_dispatch(struct terminal *term, uint8_t final)
break;
default:
LOG_ERR("CSI: 'h' (unset mode): unimplemented param: %d",
LOG_ERR("CSI: %s: unimplemented param: %d",
csi_as_string(term, final),
term->vt.params.v[i].value);
abort();
break;
@ -705,7 +714,7 @@ csi_dispatch(struct terminal *term, uint8_t final)
break;
default:
LOG_ERR("unimplemented: CSI ?%ds", term->vt.params.v[i].value);
LOG_ERR("unimplemented: CSI %s", csi_as_string(term, final));
abort();
}
}
@ -721,14 +730,14 @@ csi_dispatch(struct terminal *term, uint8_t final)
break;
default:
LOG_ERR("unimplemented: CSI ?%dr", term->vt.params.v[i].value);
LOG_ERR("unimplemented: CSI %s", csi_as_string(term, final));
abort();
}
}
break;
default:
LOG_ERR("unimplemented: CSI: ?%c", final);
LOG_ERR("unimplemented: CSI: %s", csi_as_string(term, final));
abort();
}
@ -751,15 +760,13 @@ csi_dispatch(struct terminal *term, uint8_t final)
}
default:
LOG_ERR("CSI: intermediate '>': unimplemented final: %c", final);
LOG_ERR("unimplemented: CSI: %s", csi_as_string(term, final));
abort();
}
}
else {
LOG_ERR("CSI: unimplemented: intermediates: %.*s",
(int)term->vt.intermediates.idx,
term->vt.intermediates.data);
LOG_ERR("unimplemented: CSI: %s", csi_as_string(term, final));
abort();
}

31
vt.c
View file

@ -552,19 +552,24 @@ static const enum action exit_actions[] = {
[STATE_SOS_PM_APC_STRING] = ACTION_NONE,
};
static const char *
esc_as_string(struct terminal *term, uint8_t final)
{
static char msg[1024];
int c = snprintf(msg, sizeof(msg), "\E");
for (size_t i = 0; i < term->vt.intermediates.idx; i++)
c += snprintf(&msg[c], sizeof(msg) - c, "%c", term->vt.intermediates.data[i]);
c += snprintf(&msg[c], sizeof(msg) - c, "%c", final);
return msg;
}
static bool
esc_dispatch(struct terminal *term, uint8_t final)
{
#if defined(_DEBUG) && defined(LOG_ENABLE_DBG) && LOG_ENABLE_DBG
char log[1024];
int c = snprintf(log, sizeof(log), "ESC: ");
for (size_t i = 0; i < term->vt.intermediates.idx; i++)
c += snprintf(&log[c], sizeof(log) - c, "%c", term->vt.intermediates.data[i]);
c += snprintf(&log[c], sizeof(log) - c, "%c", final);
LOG_DBG("%s", log);
#endif
LOG_DBG("ESC: %s", esc_as_string(term, final));
switch (final) {
case '7':
@ -588,7 +593,7 @@ esc_dispatch(struct terminal *term, uint8_t final)
case '+': term->charset[3] = CHARSET_ASCII; break;
default:
LOG_ERR("<ESC>%cB: invalid charset identifier", param);
LOG_ERR("%s: invalid charset identifier", esc_as_string(term, final));
return false;
}
break;
@ -605,7 +610,7 @@ esc_dispatch(struct terminal *term, uint8_t final)
case '+': term->charset[3] = CHARSET_GRAPHIC; break;
default:
LOG_ERR("<ESC>%c0: invalid charset identifier", param);
LOG_ERR("%s: invalid charset identifier", esc_as_string(term, final));
return false;
}
break;
@ -627,7 +632,7 @@ esc_dispatch(struct terminal *term, uint8_t final)
break;
default:
LOG_ERR("ESC: unimplemented final: %c", final);
LOG_ERR("unimplemented: ESC: %s", esc_as_string(term, final));
return false;
}