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Add safety memory dump to file functionality

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This commit is contained in:
Mario Hüttel
2020-11-02 18:21:24 +01:00
parent bb39c4b6e0
commit a7e376deab
1 changed files with 40 additions and 3 deletions
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43
stm-firmware/shell.c
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@@ -567,8 +567,6 @@ static char *get_safety_mem_dump(size_t *used_bytes)
static shellmatta_retCode_t shell_cmd_dump_safety_mem(const shellmatta_handle_t handle, const char *arguments,
uint32_t length)
{
(void)arguments;
(void)length;
static char *buffer;
static const char *ptr;
size_t used_bytes;
@@ -576,6 +574,45 @@ static shellmatta_retCode_t shell_cmd_dump_safety_mem(const shellmatta_handle_t
static size_t current_line;
size_t remainder;
static const char *hline = "----------------------------------------------------------------";
char string[200];
const char *token;
const char * const token_delim = "\t ";
FRESULT fres;
FIL file;
UINT bw;
/* Check if the dump shall be stored to disk */
strncpy(string, arguments, MIN(sizeof(string), length+1));
string[sizeof(string) - 1] = '\0';
token = strtok(string, token_delim);
token = strtok(NULL, token_delim);
if (token) {
buffer = get_safety_mem_dump(&used_bytes);
if (!buffer) {
shellmatta_printf(handle, "Error generating dump");
return SHELLMATTA_OK;
}
fres = f_open(&file, token, FA_CREATE_NEW | FA_WRITE);
if (fres == FR_EXIST) {
free(buffer);
shellmatta_printf(handle, "File already esists!\r\n");
return SHELLMATTA_OK;
} else if (fres != FR_OK) {
free(buffer);
shellmatta_printf(handle, "Error opening file %s\r\n", token);
return SHELLMATTA_OK;
}
fres = f_write(&file, buffer, used_bytes - 1, &bw);
if (fres != FR_OK) {
shellmatta_printf(handle, "Error writing to file %s\r\n", token);
}
free(buffer);
f_close(&file);
return SHELLMATTA_OK;
}
if (full_lines == 0) {
shellmatta_printf(handle, "Safety memory content\r\n%s\r\n", hline);
@@ -761,7 +798,7 @@ static shellmatta_cmd_t cmd[18] = {
.cmd = "safety-mem-dump",
.cmdAlias = NULL,
.helpText = "",
.usageText = "",
.usageText = "safety-mem-dump [output-file]",
.cmdFct = shell_cmd_dump_safety_mem,
.next = NULL,
},