Commit 076161cd authored by Mikhail Karpenko's avatar Mikhail Karpenko
Browse files

Check compressors' state and get disk parameters before recording starts

parent b2b27ca4

src/camogm.c

+29 −17
Original line number Diff line number Diff line
@@ -166,6 +166,7 @@ static uint64_t get_disk_size(const char *name); 
static int get_sysfs_name(const char *dev_name, char *sys_name, size_t str_sz, int type);

static int get_disk_range(const char *name, struct range *rng);

static int set_disk_range(const struct range *rng);

static void get_disk_info(camogm_state *state);

int open_files(camogm_state *state);

unsigned long getGPValue(unsigned int port, unsigned long GPNumber);

void setGValue(unsigned int port, unsigned long GNumber, unsigned long value);
@@ -841,14 +842,24 @@ void camogm_set_ignore_fps(camogm_state *state, int d) 
 */

void  camogm_set_prefix(camogm_state *state, const char * p, path_type type)

{

	struct range rng = {0};



	if (type == FILE_PATH) {

		strncpy(state->path_prefix, p, sizeof(state->path_prefix) - 1);

		state->path_prefix[sizeof(state->path_prefix) - 1] = '\0';

	} else if (type == RAW_PATH && (strncmp(p, "/dev/", 5) == 0)) {

		strncpy(state->rawdev.rawdev_path, p, sizeof(state->rawdev.rawdev_path) - 1);

		state->rawdev.rawdev_path[sizeof(state->rawdev.rawdev_path) - 1] = '\0';

	}

}



/**

 * @brief Get disk size, first LBA, last LBA and save these parameters in state structure.

 * @param[in]   state   a pointer to a structure containing current state

 * @return      None

 */

void get_disk_info(camogm_state *state)

{

	struct range rng = {0};



	state->rawdev.end_pos = get_disk_size(state->rawdev.rawdev_path);

	if (state->rawdev.end_pos == 0) {

		state->rawdev_op = 0;
@@ -866,7 +877,6 @@ void camogm_set_prefix(camogm_state *state, const char * p, path_type type) 
		D0(fprintf(debug_file, "ERROR: unable to get disk size and starting sector\n"));

	}

}

}



/** @brief Set timescale @e d, default = 1,000,000 */

void  camogm_set_timescale(camogm_state *state, double d)
@@ -1263,6 +1273,8 @@ int parse_cmd(camogm_state *state, FILE* npipe) 
	}

// now cmd is trimmed, arg is NULL or a pointer to trimmed command arguments

	if (strcmp(cmd, "start") == 0) {

		check_compressors(state);

		get_disk_info(state);

		camogm_start(state);

		return 1;

	} else if (strcmp(cmd, "reset") == 0) { // will reset pointer to the last acquired frame (if any)