initial/final commitHEADmaster

1 files changed, 287 insertions, 0 deletions

diff --git a/config.c b/config.c
new file mode 100644
index 0000000..7dd0c1e
--- /dev/null
+++ b/config.c
@@ -0,0 +1,287 @@
+/* C */
+#include <string.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <ctype.h>
+#include <limits.h>
+#include <stdlib.h>
+
+/* Losedows */
+#include <fileapi.h>
+
+/* local */
+#include "utilities.h"
+#include "iniparser.h"
+
+#define BUFSIZE 4096
+
+static const char *get_string(dictionary *ini, const char *key)
+{
+	const char *value;
+	char *new_string;
+	size_t length;
+
+	value = iniparser_getstring(ini, key, NULL);
+	if (!value)
+		return NULL;
+
+	length = strlen(value);
+	new_string = dirtyalloc(length + 1);
+	memcpy(new_string, value, length + 1);
+	return new_string;
+}
+
+static enum bool_param get_bool(dictionary *ini, const char *key)
+{
+	int value = iniparser_getboolean(ini, key, 2);
+
+	return value == 2 ? PARAM_NOT_GIVEN :
+	  value == 1 ? PARAM_YES : PARAM_NO;
+}
+
+static size_t get_msg(dictionary *ini, const char **dest)
+{
+	int nkeys, i;
+	const char **keys;
+	const char *line;
+	size_t msg_size = 0;
+	char *msg, *msg_pos;
+
+	nkeys = iniparser_getsecnkeys(ini, "MSG");
+	if (nkeys == 0) {
+		*dest = NULL;
+		return 0;
+	}
+
+	keys = dirtyalloc(nkeys * sizeof(const char*));
+	iniparser_getseckeys(ini, "MSG", keys);
+
+	for (i = 0; i < nkeys; i++)
+		msg_size += strlen(iniparser_getstring(ini, keys[i], "")) + 1;
+
+	msg = dirtyalloc(msg_size);
+	msg_pos = msg;
+
+	for (i = 0; i < nkeys; i++) {
+		line = iniparser_getstring(ini, keys[i], "");
+		while (*line)
+			*(msg_pos++) = *(line++);
+		*(msg_pos++) = '\n';
+	}
+
+	free(keys);
+	*(msg_pos - 1) = '\0';
+	*dest = msg;
+
+	/* Exclude terminating null byte from returned size */
+	return msg_size - 1;
+}
+
+static size_t get_list(dictionary *ini, const char *section,
+		       const char ***dest)
+{
+	int nkeys, i;
+	const char **keys, **items;
+	const char *line;
+	char *copied_line;
+	size_t length;
+
+	nkeys = iniparser_getsecnkeys(ini, section);
+
+	if (nkeys == 0) {
+		*dest = NULL;
+		return 0;
+	}
+
+	keys = dirtyalloc(nkeys * sizeof(const char *));
+	items = dirtyalloc(nkeys * sizeof(const char *));
+	iniparser_getseckeys(ini, section, keys);
+
+	for (i = 0; i < nkeys; i++) {
+		line = iniparser_getstring(ini, keys[i], "");
+		length = strlen(line) + 1;
+		copied_line = dirtyalloc(length);
+		memcpy(copied_line, line, length);
+		items[i] = copied_line;
+	}
+
+	free(keys);
+	*dest = items;
+	return nkeys;
+}
+
+static dictionary *check_file_and_load_ini(const char *filename)
+{
+	int retval;
+	char full_pathname[BUFSIZE];
+	dictionary *ini;
+
+	retval = GetFullPathName(filename, BUFSIZE, full_pathname, NULL);
+
+	if (retval == 0)
+		FAIL(MSG_CONF_PATH_EXPAND_FAIL, filename);
+
+	if (access(full_pathname, F_OK) != 0)
+		FAIL(MSG_CONF_NOT_EXIST, full_pathname);
+
+	if (access(full_pathname, R_OK) != 0)
+		FAIL(MSG_CONF_NOT_READABLE, full_pathname);
+
+	ini = iniparser_load(full_pathname);
+
+	if (!ini)
+		FAIL(MSG_INVALID_INI_FILE, full_pathname);
+
+	return ini;
+}
+
+void print_config(struct config *config);
+
+void read_config(const char *filename, struct config *config)
+{
+	dictionary *ini;
+
+	ini = check_file_and_load_ini(filename);
+
+	memset(config, '\0', sizeof(struct config)); /* not really needed */
+
+	config->host      = get_string(ini, "SERVER:host");
+	config->login     = get_string(ini, "SERVER:login");
+	config->password  = get_string(ini, "SERVER:password");
+	config->dest_dir  = get_string(ini, "SERVER:outputdir");
+
+	config->reply_to  = get_string(ini, "MAIL:replyto");
+	config->from      = get_string(ini, "MAIL:from");
+
+	if (!config->reply_to)
+		config->reply_to  = get_string(ini, "SERVER:replyto");
+	if (!config->from)
+		config->from  = get_string(ini, "SERVER:from");
+
+	config->subject   = get_string(ini, "MAIL:subject");
+
+	config->use_SSL   = get_bool(ini, "SERVER:ssl");
+	config->use_AUTH  = get_bool(ini, "SERVER:auth");
+	config->del_msgs  = get_bool(ini, "SERVER:delete_msg");
+	config->save_body = get_bool(ini, "SERVER:save_body");
+	config->save_subj = get_bool(ini, "SERVER:save_subject");
+	config->port_POP3 = iniparser_getint(ini, "SERVER:port_pop3", -1);
+	config->port_SMTP = iniparser_getint(ini, "SERVER:port_smtp", -1);
+	config->timeout   = iniparser_getint(ini, "SERVER:timeout",   1000000);
+	config->nfiles    = get_list(ini, "FILES", &config->files);
+	config->nto       = get_list(ini, "CC",    &config->to);
+	config->msg_size  = get_msg (ini, &config->msg_body);
+
+	iniparser_freedict(ini);
+
+	/* print_config(config); */
+}
+
+void get_config(int argc, const char **argv, struct config *config)
+{
+	int config_arg_idx = 1;
+
+	if (argc < 2)
+		goto bad_args;
+
+	if (strcmp(argv[1], "--wide-chars") == 0) {
+		config_arg_idx = 2;
+		iniparser_set_fgetc_impl(provisional_wide_char_fgetc);
+	}
+
+	if (argc <= config_arg_idx)
+		goto bad_args;
+
+	iniparser_set_error_callback(dummy_errback);
+	iniparser_set_process_multiline(false);
+	read_config(argv[config_arg_idx], config);
+	return;
+
+bad_args:
+	FAIL(MSG_BAD_ARGS_NUM, argv[0]);
+}
+
+void free_config(struct config *config)
+{
+	//TODO
+}
+
+void print_config(struct config *config)
+{
+	size_t i;
+
+	if (config->host)
+		printf("host: %s\n", config->host);
+	else
+		puts("host not set");
+
+	if (config->login)
+		printf("login: %s\n", config->login);
+	else
+		puts("login not set");
+
+	if (config->password)
+		printf("password: %s\n", config->password);
+	else
+		puts("password not set");
+
+	if (config->reply_to)
+		printf("reply_to: %s\n", config->reply_to);
+	else
+		puts("reply_to not set");
+
+	if (config->from)
+		printf("from: %s\n", config->from);
+	else
+		puts("from not set");
+
+	if (config->dest_dir)
+		printf("dest_dir: %s\n", config->dest_dir);
+	else
+		puts("dest_dir not set");
+
+	if (config->subject)
+		printf("subject: %s\n", config->subject);
+	else
+		puts("subject not set");
+
+	printf("SSL: %s\n", config->use_SSL ? "True" : "False");
+
+	printf("AUTH: %s\n", config->use_AUTH ? "True" : "False");
+
+	printf("port_POP3: %d\n", config->port_POP3);
+
+	printf("port_SMTP: %d\n", config->port_SMTP);
+
+	printf("timeout: %d\n", config->timeout);
+
+	printf("delete: %s\n", config->del_msgs ? "True" : "False");
+
+	printf("save_body: %s\n", config->save_body ? "True" : "False");
+
+	printf("save_subject: %s\n", config->save_subj ? "True" : "False");
+
+	if (config->nfiles) {
+		puts("files:");
+		for (i = 0; i < config->nfiles; i++)
+			printf("  %s\n", config->files[i]);
+	} else {
+		puts("no files");
+	}
+
+	if (config->nto) {
+		puts("recipients:");
+		for (i = 0; i < config->nto; i++)
+			printf("  %s\n", config->to[i]);
+	} else {
+		puts("no recipients");
+	}
+
+	if (config->msg_body) {
+		printf("message (length %lu):\n",
+		       (unsigned long)config->msg_size);
+		puts(config->msg_body);
+	} else {
+		puts("no message");
+	}
+}