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authorNathan Skrzypczak <nathan.skrzypczak@gmail.com>2021-09-17 11:51:46 +0200
committerDamjan Marion <dmarion@me.com>2021-09-17 20:10:59 +0000
commit0e6584014afc41ad1d9750ee6d09c698311aa818 (patch)
tree6b9c1d1ecef0c77829c6470eb817d091036b902d /src/vppinfra
parenta274c3a2ed8c4f1f38cb6f126326b4e6798869d2 (diff)
vppinfra: move format_table from perfmon
This code seems really usefull for reuse in other plugins, for pretty table formatting Type: feature Change-Id: Ib5784a0dfc81b7d5a5d1f5ccdd02072e460a50fb Signed-off-by: Nathan Skrzypczak <nathan.skrzypczak@gmail.com>
Diffstat (limited to 'src/vppinfra')
-rw-r--r--src/vppinfra/CMakeLists.txt2
-rw-r--r--src/vppinfra/format_table.c273
-rw-r--r--src/vppinfra/format_table.h99
3 files changed, 374 insertions, 0 deletions
diff --git a/src/vppinfra/CMakeLists.txt b/src/vppinfra/CMakeLists.txt
index c682d70f6f1..8114ea19ea4 100644
--- a/src/vppinfra/CMakeLists.txt
+++ b/src/vppinfra/CMakeLists.txt
@@ -57,6 +57,7 @@ set(VPPINFRA_SRCS
error.c
fifo.c
format.c
+ format_table.c
graph.c
hash.c
heap.c
@@ -134,6 +135,7 @@ set(VPPINFRA_HEADERS
fifo.h
file.h
format.h
+ format_table.h
graph.h
hash.h
heap.h
diff --git a/src/vppinfra/format_table.c b/src/vppinfra/format_table.c
new file mode 100644
index 00000000000..5d83f7a6abe
--- /dev/null
+++ b/src/vppinfra/format_table.c
@@ -0,0 +1,273 @@
+/*
+ Copyright (c) 2020 Damjan Marion
+
+ Permission is hereby granted, free of charge, to any person obtaining
+ a copy of this software and associated documentation files (the
+ "Software"), to deal in the Software without restriction, including
+ without limitation the rights to use, copy, modify, merge, publish,
+ distribute, sublicense, and/or sell copies of the Software, and to
+ permit persons to whom the Software is furnished to do so, subject to
+ the following conditions:
+
+ The above copyright notice and this permission notice shall be
+ included in all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+*/
+
+#include <vppinfra/format.h>
+#include <vppinfra/format_table.h>
+
+static table_text_attr_t default_title = {
+ .flags = TTAF_FG_COLOR_SET | TTAF_BOLD,
+ .fg_color = TTAC_YELLOW,
+ .align = TTAA_CENTER,
+};
+
+static table_text_attr_t default_body = {
+ .align = TTAA_RIGHT,
+};
+
+static table_text_attr_t default_header_col = {
+ .flags = TTAF_FG_COLOR_SET,
+ .fg_color = TTAC_YELLOW,
+ .align = TTAA_CENTER,
+};
+
+static table_text_attr_t default_header_row = {
+ .flags = TTAF_FG_COLOR_SET | TTAF_BOLD,
+ .fg_color = TTAC_GREEN,
+ .align = TTAA_LEFT,
+};
+
+u8 *
+format_text_cell (table_t *t, u8 *s, table_cell_t *c, table_text_attr_t *def,
+ int size)
+{
+ table_text_attr_t _a = {}, *a = &_a;
+
+ if (a == 0)
+ return format (s, t->no_ansi ? "" : "\x1b[0m");
+
+ clib_memcpy (a, def, sizeof (table_text_attr_t));
+
+ if (t->no_ansi == 0)
+ {
+ int *codes = 0;
+ if (c->attr.flags & TTAF_FG_COLOR_SET)
+ {
+ a->fg_color = c->attr.fg_color;
+ a->flags |= TTAF_FG_COLOR_SET;
+ }
+
+ if (c->attr.flags & TTAF_BG_COLOR_SET)
+ {
+ a->bg_color = c->attr.bg_color;
+ a->flags |= TTAF_BG_COLOR_SET;
+ }
+
+ if (a->flags & TTAF_RESET)
+ vec_add1 (codes, 0);
+
+ if (a->flags & TTAF_BOLD)
+ vec_add1 (codes, 1);
+
+ if (a->flags & TTAF_DIM)
+ vec_add1 (codes, 2);
+
+ if (a->flags & TTAF_UNDERLINE)
+ vec_add1 (codes, 4);
+
+ if (a->flags & TTAF_FG_COLOR_SET)
+ vec_add1 (codes,
+ (a->flags & TTAF_FG_COLOR_BRIGHT ? 90 : 30) + a->fg_color);
+
+ if (a->flags & TTAF_BG_COLOR_SET)
+ vec_add1 (codes,
+ (a->flags & TTAF_BG_COLOR_BRIGHT ? 100 : 40) + a->bg_color);
+
+ if (codes)
+ {
+ s = format (s, "\x1b[");
+ for (int i = 0; i < vec_len (codes); i++)
+ s = format (s, "%s%u", i ? ";" : "", codes[i]);
+ s = format (s, "m");
+ vec_free (codes);
+ }
+ }
+
+ u8 *fmt = 0;
+ table_text_attr_align_t align = c->attr.align;
+ if (align == TTAA_DEFAULT)
+ align = a->align;
+ if (align == TTAA_LEFT)
+ fmt = format (fmt, "%%-%uv%c", size, 0);
+ else if (align == TTAA_CENTER)
+ fmt = format (fmt, "%%=%uv%c", size, 0);
+ else
+ fmt = format (fmt, "%%%uv%c", size, 0);
+ s = format (s, (char *) fmt, c->text);
+ vec_free (fmt);
+ return format (s, t->no_ansi ? "" : "\x1b[0m");
+}
+
+u8 *
+format_table (u8 *s, va_list *args)
+{
+ table_t *t = va_arg (*args, table_t *);
+ table_cell_t title_cell = { .text = t->title };
+ int table_width = 0;
+ for (int i = 0; i < vec_len (t->row_sizes); i++)
+ table_width += t->row_sizes[i];
+
+ s = format_text_cell (t, s, &title_cell, &default_title, table_width);
+ s = format (s, "\n");
+
+ for (int c = 0; c < vec_len (t->cells); c++)
+ {
+ table_text_attr_t *col_default;
+
+ if (c < t->n_header_cols)
+ col_default = &default_header_col;
+ else
+ col_default = &default_body;
+
+ for (int r = 0; r < vec_len (t->cells[c]); r++)
+ {
+ table_text_attr_t *row_default = col_default;
+ if (r)
+ s = format (s, " ");
+ if (r < t->n_header_rows && c >= t->n_header_cols)
+ row_default = &default_header_row;
+ s = format_text_cell (t, s, &t->cells[c][r], row_default,
+ t->row_sizes[r]);
+ }
+ s = format (s, "\n");
+ }
+
+ return s;
+}
+
+void
+table_format_title (table_t *t, char *fmt, ...)
+{
+ va_list va;
+
+ va_start (va, fmt);
+ t->title = va_format (t->title, fmt, &va);
+ va_end (va);
+}
+
+static table_cell_t *
+table_get_cell (table_t *t, int c, int r)
+{
+ c += t->n_header_cols;
+ r += t->n_header_rows;
+
+ /* grow table if needed */
+ vec_validate (t->cells, c);
+ for (int i = 0; i < vec_len (t->cells); i++)
+ vec_validate (t->cells[i], r);
+ return &t->cells[c][r];
+}
+
+void
+table_format_cell (table_t *t, int c, int r, char *fmt, ...)
+{
+ table_cell_t *cell = table_get_cell (t, c, r);
+ va_list va;
+
+ c += t->n_header_cols;
+ r += t->n_header_rows;
+
+ va_start (va, fmt);
+ cell->text = va_format (t->cells[c][r].text, fmt, &va);
+ va_end (va);
+
+ vec_validate (t->row_sizes, r);
+ t->row_sizes[r] = clib_max (t->row_sizes[r], vec_len (t->cells[c][r].text));
+}
+
+void
+table_set_cell_align (table_t *t, int c, int r, table_text_attr_align_t a)
+{
+ table_cell_t *cell = table_get_cell (t, c, r);
+ cell->attr.align = a;
+}
+
+void
+table_set_cell_fg_color (table_t *t, int c, int r, table_text_attr_color_t v)
+{
+ table_cell_t *cell = table_get_cell (t, c, r);
+ cell->attr.fg_color = v;
+ cell->attr.flags |= TTAF_FG_COLOR_SET;
+}
+
+void
+table_set_cell_bg_color (table_t *t, int c, int r, table_text_attr_color_t v)
+{
+ table_cell_t *cell = table_get_cell (t, c, r);
+ cell->attr.bg_color = v;
+ cell->attr.flags |= TTAF_BG_COLOR_SET;
+}
+
+void
+table_free (table_t *t)
+{
+ for (int c = 0; c < vec_len (t->cells); c++)
+ {
+ for (int r = 0; r < vec_len (t->cells[c]); r++)
+ vec_free (t->cells[c][r].text);
+ vec_free (t->cells[c]);
+ }
+ vec_free (t->cells);
+ vec_free (t->row_sizes);
+ vec_free (t->title);
+ clib_memset (t, 0, sizeof (table_t));
+}
+
+void
+table_add_header_col (table_t *t, int n_strings, ...)
+{
+ va_list arg;
+ int r, c = t->n_header_cols++;
+ int n_rows;
+
+ vec_insert (t->cells, 1, c);
+ n_rows = clib_max (n_strings, 1);
+ n_rows = clib_max (vec_len (t->row_sizes), n_rows);
+ vec_validate (t->cells[c], n_rows - 1);
+
+ va_start (arg, n_strings);
+ for (r = 0; r < n_rows; r++)
+ {
+ if (n_strings-- > 0)
+ table_format_cell (t, -1, r - t->n_header_rows, "%s",
+ va_arg (arg, char *));
+ }
+ va_end (arg);
+}
+
+void
+table_add_header_row (table_t *t, int n_strings, ...)
+{
+ va_list arg;
+ int c, r = t->n_header_rows++;
+
+ vec_validate (t->cells, n_strings + t->n_header_cols - 1);
+
+ va_start (arg, n_strings);
+ for (c = t->n_header_cols; c < vec_len (t->cells); c++)
+ {
+ vec_insert (t->cells[c + t->n_header_cols], 1, r);
+ if (n_strings-- > 0)
+ table_format_cell (t, c, -1, "%s", va_arg (arg, char *));
+ }
+ va_end (arg);
+}
diff --git a/src/vppinfra/format_table.h b/src/vppinfra/format_table.h
new file mode 100644
index 00000000000..f9b66a77c40
--- /dev/null
+++ b/src/vppinfra/format_table.h
@@ -0,0 +1,99 @@
+/*
+ Copyright (c) 2020 Damjan Marion
+
+ Permission is hereby granted, free of charge, to any person obtaining
+ a copy of this software and associated documentation files (the
+ "Software"), to deal in the Software without restriction, including
+ without limitation the rights to use, copy, modify, merge, publish,
+ distribute, sublicense, and/or sell copies of the Software, and to
+ permit persons to whom the Software is furnished to do so, subject to
+ the following conditions:
+
+ The above copyright notice and this permission notice shall be
+ included in all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+*/
+
+#ifndef __format_table_h__
+#define __format_table_h__
+
+typedef enum
+{
+ TTAF_RESET = (1 << 0),
+ TTAF_BOLD = (1 << 1),
+ TTAF_DIM = (1 << 2),
+ TTAF_UNDERLINE = (1 << 3),
+ TTAF_FG_COLOR_SET = (1 << 4),
+ TTAF_BG_COLOR_SET = (1 << 5),
+ TTAF_FG_COLOR_BRIGHT = (1 << 6),
+ TTAF_BG_COLOR_BRIGHT = (1 << 7),
+} table_text_attr_flags_t;
+
+typedef enum
+{
+ TTAC_BLACK = 0,
+ TTAC_RED = 1,
+ TTAC_GREEN = 2,
+ TTAC_YELLOW = 3,
+ TTAC_BLUE = 4,
+ TTAC_MAGENTA = 5,
+ TTAC_CYAN = 6,
+ TTAC_WHITE = 7,
+} table_text_attr_color_t;
+
+typedef enum
+{
+ TTAA_DEFAULT = 0,
+ TTAA_LEFT = 1,
+ TTAA_RIGHT = 2,
+ TTAA_CENTER = 3,
+} table_text_attr_align_t;
+
+typedef struct
+{
+ table_text_attr_flags_t flags : 16;
+ table_text_attr_color_t fg_color : 4;
+ table_text_attr_color_t bg_color : 4;
+ table_text_attr_align_t align : 4;
+} table_text_attr_t;
+
+typedef struct
+{
+ table_text_attr_t attr;
+ u8 *text;
+} table_cell_t;
+
+typedef struct
+{
+ u8 no_ansi : 1;
+ u8 *title;
+ table_cell_t **cells;
+ int *row_sizes;
+ int n_header_cols;
+ int n_header_rows;
+ int n_footer_cols;
+} table_t;
+
+__clib_export format_function_t format_table;
+
+__clib_export void table_format_title (table_t *t, char *fmt, ...);
+__clib_export void table_format_cell (table_t *t, int c, int r, char *fmt,
+ ...);
+__clib_export void table_set_cell_align (table_t *t, int c, int r,
+ table_text_attr_align_t a);
+__clib_export void table_set_cell_fg_color (table_t *t, int c, int r,
+ table_text_attr_color_t v);
+__clib_export void table_set_cell_bg_color (table_t *t, int c, int r,
+ table_text_attr_color_t v);
+__clib_export void table_free (table_t *t);
+__clib_export void table_add_header_col (table_t *t, int n_strings, ...);
+__clib_export void table_add_header_row (table_t *t, int n_strings, ...);
+
+#endif