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I made a mess out of the dec64 command being moved to a new module; this commit should fix the previous issues though

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This commit is contained in:
adamdunkels 2010-02-03 21:53:51 +00:00
parent 551f7fc7a7
commit dda757aca7
1 changed files with 41 additions and 56 deletions
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97
apps/shell/shell-text.c
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@ -28,7 +28,7 @@
*
* This file is part of the Contiki operating system.
*
* $Id: shell-text.c,v 1.5 2010/02/03 21:39:25 adamdunkels Exp $
* $Id: shell-text.c,v 1.6 2010/02/03 21:53:51 adamdunkels Exp $
*/
/**
@ -75,68 +75,54 @@ PROCESS_THREAD(shell_echo_process, ev, data)
{
PROCESS_BEGIN();
shell_output(&echo_command, data, (int)strlen(data), "", 0);
shell_output(&echo_command, data, (int)strlen(data), "\n", 1);
PROCESS_END();
}
/*---------------------------------------------------------------------------*/
#define BASE64_MAX_LINELEN 76
struct base64_decoder_state {
uint8_t data[3 * BASE64_MAX_LINELEN / 4];
int dataptr;
unsigned long tmpdata;
int sextets;
int padding;
};
/*---------------------------------------------------------------------------*/
static int
base64_decode_char(char c)
PROCESS_THREAD(shell_hd_process, ev, data)
{
if(c >= 'A' && c <= 'Z') {
return c - 'A';
} else if(c >= 'a' && c <= 'z') {
return c - 'a' + 26;
} else if(c >= '0' && c <= '9') {
return c - '0' + 52;
} else if(c == '+') {
return 62;
} else if(c == '/') {
return 63;
} else {
return 0;
}
}
/*---------------------------------------------------------------------------*/
static int
base64_add_char(struct base64_decoder_state *s, char c)
{
if(isspace(c)) {
return 0;
}
struct shell_input *input;
uint16_t *ptr;
int i;
char buf[57], *bufptr;
if(s->dataptr >= sizeof(s->data)) {
return 0;
}
if(c == '=') {
++s->padding;
}
s->tmpdata = (s->tmpdata << 6) | base64_decode_char(c);
++s->sextets;
if(s->sextets == 4) {
s->sextets = 0;
s->data[s->dataptr] = (uint8_t)(s->tmpdata >> 16);
s->data[s->dataptr + 1] = (uint8_t)(s->tmpdata >> 8);
s->data[s->dataptr + 2] = (uint8_t)(s->tmpdata);
s->dataptr += 3;
if(s->dataptr == sizeof(s->data)) {
return 0;
} else {
return 1;
PROCESS_BEGIN();
while(1) {
PROCESS_WAIT_EVENT_UNTIL(ev == shell_event_input);
input = data;
if(input->len1 + input->len2 == 0) {
PROCESS_EXIT();
}
bufptr = buf;
ptr = (uint16_t *)input->data1;
for(i = 0; i < input->len1 && i < input->len1 - 1; i += 2) {
bufptr += sprintf(bufptr, "0x%04x ", *ptr);
if(bufptr - buf >= sizeof(buf) - 7) {
shell_output_str(&hd_command, buf, "");
bufptr = buf;
}
ptr++;
}
ptr = (uint16_t *)input->data2;
for(i = 0; i < input->len2 && i < input->len2 - 1; i += 2) {
bufptr += sprintf(bufptr, "0x%04x ", *ptr);
if(bufptr - buf >= sizeof(buf) - 7) {
shell_output_str(&hd_command, buf, "");
bufptr = buf;
}
ptr++;
}
if(bufptr != buf) {
shell_output_str(&hd_command, buf, "");
}
}
return 1;
PROCESS_END();
}
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(shell_binprint_process, ev, data)
@ -218,7 +204,6 @@ shell_text_init(void)
shell_register_command(&binprint_command);
shell_register_command(&hd_command);
shell_register_command(&echo_command);
shell_register_command(&dec64_command);
shell_register_command(&size_command);
}
/*---------------------------------------------------------------------------*/