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cli: Add a function to set up a new cread

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Create a init function so that it is easy to use command-line reading.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass
2023-10-01 19:13:17 -06:00
committed by Tom Rini
parent 3b487bf511
commit 39ee32166f
2 changed files with 31 additions and 10 deletions
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24
common/cli_readline.c
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@@ -424,28 +424,34 @@ int cread_line_process_ch(struct cli_line_state *cls, char ichar)
return -EAGAIN;
}
void cli_cread_init(struct cli_line_state *cls, char *buf, uint buf_size)
{
int init_len = strlen(buf);
memset(cls, '\0', sizeof(struct cli_line_state));
cls->insert = true;
cls->buf = buf;
cls->len = buf_size;
if (init_len)
cread_add_str(buf, init_len, 0, &cls->num, &cls->eol_num, buf,
buf_size);
}
static int cread_line(const char *const prompt, char *buf, unsigned int *len,
int timeout)
{
struct cli_ch_state s_cch, *cch = &s_cch;
struct cli_line_state s_cls, *cls = &s_cls;
char ichar;
int init_len = strlen(buf);
int first = 1;
cli_ch_init(cch);
memset(cls, '\0', sizeof(struct cli_line_state));
cls->insert = true;
cls->len = *len;
cli_cread_init(cls, buf, *len);
cls->prompt = prompt;
cls->buf = buf;
cls->history = true;
cls->cmd_complete = true;
if (init_len)
cread_add_str(buf, init_len, 1, &cls->num, &cls->eol_num, buf,
*len);
while (1) {
int ret;