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#ifdef HAVE_PWD_H
#include <pwd.h>
#endif
struct lc_varhandler_st *varhandlers = NULL;
lc_err_t lc_errno = LC_ERR_NONE;
int lc_optind = 0;
extern char **environ;
static int lc_process_var_string(void *data, const char *value) {
char **dataval;
dataval = data;
*dataval = strdup(value);
return(0);
}
static int lc_process_var_cidr(void *data, const char *value) {
return(-1);
}
static int lc_process_var_hostname6(void *data, const char *value) {
return(-1);
}
static int lc_process_var_hostname4(void *data, const char *value) {
return(-1);
}
static int lc_process_var_ip6(void *data, const char *value) {
return(-1);
}
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#ifdef HAVE_PWD_H
#include <pwd.h>
#endif
struct lc_varhandler_st *varhandlers = NULL;
lc_err_t lc_errno = LC_ERR_NONE;
const char *lc_errfile = NULL;
int lc_optind = 0;
int lc_errline = 0;
extern char **environ;
static int lc_process_var_string(void *data, const char *value, const char **endptr) {
char **dataval;
dataval = data;
*dataval = strdup(value);
*endptr = NULL;
return(0);
}
static int lc_process_var_cidr(void *data, const char *value, const char **endptr) {
return(-1);
}
static int lc_process_var_hostname6(void *data, const char *value, const char **endptr) {
return(-1);
}
static int lc_process_var_hostname4(void *data, const char *value, const char **endptr) {
return(-1);
}
static int lc_process_var_ip6(void *data, const char *value, const char **endptr) {
return(-1);
}
static int lc_process_var_ip4(void *data, const char *value, const char **endptr) {
uint32_t *dataval, retval = 0;
const char *dotptr = NULL;
int tmpval = -1;
// int dotcount
dataval = data;
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break;
}
dotptr++;
}
*dataval = retval;
return(0);
}
static int lc_process_var_longlong(void *data, const char *value) {
long long *dataval;
dataval = data;
*dataval = strtoll(value, NULL, 10);
return(0);
}
static int lc_process_var_long(void *data, const char *value) {
long *dataval;
dataval = data;
*dataval = strtoll(value, NULL, 10);
return(0);
}
static int lc_process_var_int(void *data, const char *value) {
int *dataval;
dataval = data;
*dataval = strtoll(value, NULL, 10);
return(0);
}
static int lc_process_var_short(void *data, const char *value) {
short *dataval;
dataval = data;
*dataval = strtoll(value, NULL, 10);
return(0);
}
static int lc_process_var_bool_byexistance(void *data, const char *value) {
int *dataval;
dataval = data;
*dataval = 1;
return(0);
}
static int lc_process_var_bool(void *data, const char *value) {
int *dataval;
dataval = data;
*dataval = -1;
if (strcasecmp(value, "enable") == 0 ||
strcasecmp(value, "true") == 0 ||
strcasecmp(value, "yes") == 0 ||
strcasecmp(value, "on") == 0 ||
strcasecmp(value, "y") == 0 ||
strcasecmp(value, "1") == 0) {
*dataval = 1;
return(0);
} else if (strcasecmp(value, "disable") == 0 ||
strcasecmp(value, "false") == 0 ||
strcasecmp(value, "off") == 0 ||
strcasecmp(value, "no") == 0 ||
strcasecmp(value, "n") == 0 ||
strcasecmp(value, "0") == 0) {
*dataval = 0;
return(0);
}
lc_errno = LC_ERR_BADFORMAT;
return(-1);
}
static long long lc_process_size(const char *value) {
long long retval = -1;
char *mult = NULL;
retval = strtoll(value, &mult, 10);
if (mult != NULL) {
switch (tolower(mult[0])) {
case 'p':
retval *= 1125899906842624LLU;
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break;
}
dotptr++;
}
*dataval = retval;
*endptr = (char *) dotptr;
return(0);
}
static int lc_process_var_longlong(void *data, const char *value, const char **endptr) {
long long *dataval;
dataval = data;
*dataval = strtoll(value, (char **) endptr, 10);
return(0);
}
static int lc_process_var_long(void *data, const char *value, const char **endptr) {
long *dataval;
dataval = data;
*dataval = strtoll(value, (char **) endptr, 10);
return(0);
}
static int lc_process_var_int(void *data, const char *value, const char **endptr) {
int *dataval;
dataval = data;
*dataval = strtoll(value, (char **) endptr, 10);
return(0);
}
static int lc_process_var_short(void *data, const char *value, const char **endptr) {
short *dataval;
dataval = data;
*dataval = strtoll(value, (char **) endptr, 10);
return(0);
}
static int lc_process_var_bool_byexistance(void *data, const char *value, const char **endptr) {
int *dataval;
dataval = data;
*dataval = 1;
*endptr = NULL;
return(0);
}
static int lc_process_var_bool(void *data, const char *value, const char **endptr) {
char *trueval[] = {"enable", "true", "yes", "on", "y", "1"};
char *falseval[] = {"disable", "false", "no", "off", "n", "0"};
size_t chkvallen, vallen;
int *dataval;
int i;
dataval = data;
*dataval = -1;
vallen = strlen(value);
for (i = 0; i < (sizeof(trueval) / sizeof(*trueval)); i++) {
chkvallen = strlen(trueval[i]);
/*
* Skip if there's no way we could find a match here.
*/
if (chkvallen > vallen) {
continue;
}
/*
* Skip if there is no partial match.
*/
if (strncasecmp(value, trueval[i], chkvallen) != 0) {
continue;
}
if (value[chkvallen] == '\0' || value[chkvallen] == ',' || \
value[chkvallen] == ' ') {
/* Declare a winner and set the next token. */
*endptr = value + chkvallen;
*dataval = 1;
return(0);
}
}
for (i = 0; i < (sizeof(falseval) / sizeof(*falseval)); i++) {
chkvallen = strlen(falseval[i]);
/*
* Skip if there's no way we could find a match here.
*/
if (chkvallen > vallen) {
continue;
}
/*
* Skip if there is no partial match.
*/
if (strncasecmp(value, falseval[i], chkvallen) != 0) {
continue;
}
if (value[chkvallen] == '\0' || value[chkvallen] == ',' || \
value[chkvallen] == ' ') {
/* Declare a winner and set the next token. */
*endptr = value + chkvallen;
*dataval = 0;
return(0);
}
}
lc_errno = LC_ERR_BADFORMAT;
return(-1);
}
static unsigned long long lc_process_size(const char *value, const char **endptr) {
unsigned long long retval = 0;
char *mult = NULL;
retval = strtoll(value, &mult, 10);
if (mult != NULL) {
switch (tolower(mult[0])) {
case 'p':
retval *= 1125899906842624LLU;
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break;
}
}
return(retval);
}
static int lc_process_var_sizelonglong(void *data, const char *value) {
long long *dataval;
dataval = data;
*dataval = lc_process_size(value);
return(0);
}
static int lc_process_var_sizelong(void *data, const char *value) {
long *dataval;
dataval = data;
*dataval = lc_process_size(value);
return(0);
}
static int lc_process_var_sizeint(void *data, const char *value) {
int *dataval;
dataval = data;
*dataval = lc_process_size(value);
return(0);
}
static int lc_process_var_sizeshort(void *data, const char *value) {
short *dataval;
dataval = data;
*dataval = lc_process_size(value);
return(0);
}
static int lc_process_var_sizesizet(void *data, const char *value) {
size_t *dataval;
dataval = data;
*dataval = lc_process_size(value);
return(0);
}
static int lc_handle_type(lc_var_type_t type, const char *value, void *data) {
switch (type) {
case LC_VAR_STRING:
return(lc_process_var_string(data, value));
break;
case LC_VAR_LONG_LONG:
return(lc_process_var_longlong(data, value));
break;
case LC_VAR_LONG:
return(lc_process_var_long(data, value));
break;
case LC_VAR_INT:
return(lc_process_var_int(data, value));
break;
case LC_VAR_SHORT:
return(lc_process_var_short(data, value));
break;
case LC_VAR_BOOL:
return(lc_process_var_bool(data, value));
break;
case LC_VAR_SIZE_LONG_LONG:
return(lc_process_var_sizelonglong(data, value));
break;
case LC_VAR_SIZE_LONG:
return(lc_process_var_sizelong(data, value));
break;
case LC_VAR_SIZE_INT:
return(lc_process_var_sizeint(data, value));
break;
case LC_VAR_SIZE_SHORT:
return(lc_process_var_sizeshort(data, value));
break;
case LC_VAR_BOOL_BY_EXISTANCE:
return(lc_process_var_bool_byexistance(data, value));
break;
case LC_VAR_SIZE_SIZE_T:
return(lc_process_var_sizesizet(data, value));
break;
case LC_VAR_IP:
case LC_VAR_IP4:
return(lc_process_var_ip4(data, value));
break;
case LC_VAR_IP6:
return(lc_process_var_ip6(data, value));
break;
case LC_VAR_HOSTNAME4:
return(lc_process_var_hostname4(data, value));
break;
case LC_VAR_HOSTNAME6:
return(lc_process_var_hostname6(data, value));
break;
case LC_VAR_CIDR:
return(lc_process_var_cidr(data, value));
break;
case LC_VAR_TIME:
case LC_VAR_DATE:
case LC_VAR_FILENAME:
case LC_VAR_DIRECTORY:
#ifdef DEBUG
fprintf(stderr, "Not implemented yet!\n");
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break;
}
}
return(retval);
}
static int lc_process_var_sizelonglong(void *data, const char *value, const char **endptr) {
long long *dataval;
dataval = data;
*dataval = lc_process_size(value, endptr);
return(0);
}
static int lc_process_var_sizelong(void *data, const char *value, const char **endptr) {
long *dataval;
dataval = data;
*dataval = lc_process_size(value, endptr);
return(0);
}
static int lc_process_var_sizeint(void *data, const char *value, const char **endptr) {
int *dataval;
dataval = data;
*dataval = lc_process_size(value, endptr);
return(0);
}
static int lc_process_var_sizeshort(void *data, const char *value, const char **endptr) {
short *dataval;
dataval = data;
*dataval = lc_process_size(value, endptr);
return(0);
}
static int lc_process_var_sizesizet(void *data, const char *value, const char **endptr) {
size_t *dataval;
dataval = data;
*dataval = lc_process_size(value, endptr);
return(0);
}
static int lc_handle_type(lc_var_type_t type, const char *value, void *data) {
const char *next;
int is_list;
is_list = type & LC_VAR_LIST;
if (is_list == LC_VAR_LIST) {
}
switch (type) {
case LC_VAR_STRING:
return(lc_process_var_string(data, value, &next));
break;
case LC_VAR_LONG_LONG:
return(lc_process_var_longlong(data, value, &next));
break;
case LC_VAR_LONG:
return(lc_process_var_long(data, value, &next));
break;
case LC_VAR_INT:
return(lc_process_var_int(data, value, &next));
break;
case LC_VAR_SHORT:
return(lc_process_var_short(data, value, &next));
break;
case LC_VAR_BOOL:
return(lc_process_var_bool(data, value, &next));
break;
case LC_VAR_SIZE_LONG_LONG:
return(lc_process_var_sizelonglong(data, value, &next));
break;
case LC_VAR_SIZE_LONG:
return(lc_process_var_sizelong(data, value, &next));
break;
case LC_VAR_SIZE_INT:
return(lc_process_var_sizeint(data, value, &next));
break;
case LC_VAR_SIZE_SHORT:
return(lc_process_var_sizeshort(data, value, &next));
break;
case LC_VAR_BOOL_BY_EXISTANCE:
return(lc_process_var_bool_byexistance(data, value, &next));
break;
case LC_VAR_SIZE_SIZE_T:
return(lc_process_var_sizesizet(data, value, &next));
break;
case LC_VAR_IP:
case LC_VAR_IP4:
return(lc_process_var_ip4(data, value, &next));
break;
case LC_VAR_IP6:
return(lc_process_var_ip6(data, value, &next));
break;
case LC_VAR_HOSTNAME4:
return(lc_process_var_hostname4(data, value, &next));
break;
case LC_VAR_HOSTNAME6:
return(lc_process_var_hostname6(data, value, &next));
break;
case LC_VAR_CIDR:
return(lc_process_var_cidr(data, value, &next));
break;
case LC_VAR_TIME:
case LC_VAR_DATE:
case LC_VAR_FILENAME:
case LC_VAR_DIRECTORY:
#ifdef DEBUG
fprintf(stderr, "Not implemented yet!\n");
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size_t appnamelen = 0;
char varnamebuf[128] = {0};
char **currvar;
char *sep = NULL, *value = NULL, *cmd = NULL;
char *ucase_appname = NULL, *ucase_appname_itr = NULL;
char *lastcomponent_handler = NULL;
int varnamelen = 0;
/* Make sure we have an environment to screw with, if not,
no arguments were found to be in error */
if (environ == NULL || appname == NULL) {
return(0);
}
/* Allocate and create our uppercase appname. */
ucase_appname = strdup(appname);
if (ucase_appname == NULL) {
lc_errno = LC_ERR_ENOMEM;
return(-1);
}
for (ucase_appname_itr = ucase_appname; *ucase_appname_itr != '\0'; ucase_appname_itr++) {
*ucase_appname_itr = toupper(*ucase_appname_itr);
}
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size_t appnamelen = 0;
char varnamebuf[128] = {0};
char **currvar;
char *sep = NULL, *value = NULL, *cmd = NULL;
char *ucase_appname = NULL, *ucase_appname_itr = NULL;
char *lastcomponent_handler = NULL;
int varnamelen = 0;
char *local_lc_errfile;
int local_lc_errline;
/* Make sure we have an environment to screw with, if not,
no arguments were found to be in error */
if (environ == NULL || appname == NULL) {
return(0);
}
local_lc_errfile = "<environment>";
local_lc_errline = 0;
/* Allocate and create our uppercase appname. */
ucase_appname = strdup(appname);
if (ucase_appname == NULL) {
lc_errfile = local_lc_errfile;
lc_errline = local_lc_errline;
lc_errno = LC_ERR_ENOMEM;
return(-1);
}
for (ucase_appname_itr = ucase_appname; *ucase_appname_itr != '\0'; ucase_appname_itr++) {
*ucase_appname_itr = toupper(*ucase_appname_itr);
}
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char *lastcomponent_handler = NULL;
char **newargv = NULL;
char *usedargv = NULL;
int cmdargidx = 0;
int newargvidx = 0;
int retval = 0, chkretval = 0;
int ch = 0;
/* Allocate "argc + 1" (+1 for the NULL terminator) elements. */
newargv = malloc((argc + 1) * sizeof(*newargv));
if (newargv == NULL) {
lc_errno = LC_ERR_ENOMEM;
return(-1);
}
newargv[newargvidx++] = argv[0];
newargv[argc] = NULL;
/* Allocate space to indicate which arguments have been used. */
usedargv = malloc(argc * sizeof(*usedargv));
if (usedargv == NULL) {
lc_errno = LC_ERR_ENOMEM;
free(newargv);
return(-1);
}
for (cmdargidx = 0; cmdargidx < argc; cmdargidx++) {
usedargv[cmdargidx] = 0;
}
for (cmdargidx = 1; cmdargidx < argc; cmdargidx++) {
cmdarg = argv[cmdargidx];
/* Make sure we have an argument here. */
if (cmdarg == NULL) {
break;
}
/* If the argument isn't an option, abort. */
if (cmdarg[0] != '-') {
continue;
}
/* Setup a pointer in the new array for the actual argument. */
newargv[newargvidx++] = cmdarg;
usedargv[cmdargidx] = 1;
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char *lastcomponent_handler = NULL;
char **newargv = NULL;
char *usedargv = NULL;
int cmdargidx = 0;
int newargvidx = 0;
int retval = 0, chkretval = 0;
int ch = 0;
char *local_lc_errfile;
int local_lc_errline;
local_lc_errfile = "<cmdline>";
local_lc_errline = 0;
/* Allocate "argc + 1" (+1 for the NULL terminator) elements. */
newargv = malloc((argc + 1) * sizeof(*newargv));
if (newargv == NULL) {
lc_errfile = local_lc_errfile;
lc_errline = local_lc_errline;
lc_errno = LC_ERR_ENOMEM;
return(-1);
}
newargv[newargvidx++] = argv[0];
newargv[argc] = NULL;
/* Allocate space to indicate which arguments have been used. */
usedargv = malloc(argc * sizeof(*usedargv));
if (usedargv == NULL) {
lc_errfile = local_lc_errfile;
lc_errline = local_lc_errline;
lc_errno = LC_ERR_ENOMEM;
free(newargv);
return(-1);
}
for (cmdargidx = 0; cmdargidx < argc; cmdargidx++) {
usedargv[cmdargidx] = 0;
}
for (cmdargidx = 1; cmdargidx < argc; cmdargidx++) {
cmdarg = argv[cmdargidx];
/* Make sure we have an argument here. */
if (cmdarg == NULL) {
break;
}
/* If the argument isn't an option, skip. */
if (cmdarg[0] != '-') {
continue;
}
/* Setup a pointer in the new array for the actual argument. */
newargv[newargvidx++] = cmdarg;
usedargv[cmdargidx] = 1;
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if (handler->type == LC_VAR_NONE || handler->type == LC_VAR_BOOL_BY_EXISTANCE) {
cmdoptarg = NULL;
} else {
cmdargidx++;
if (cmdargidx >= argc) {
fprintf(stderr, "Argument required.\n");
lc_errno = LC_ERR_BADFORMAT;
free(usedargv);
free(newargv);
return(-1);
}
cmdoptarg = argv[cmdargidx];
newargv[newargvidx++] = cmdoptarg;
usedargv[cmdargidx] = 1;
}
chkretval = lc_handle(handler, handler->var, NULL, cmdoptarg, LC_FLAGS_CMDLINE);
if (chkretval < 0) {
retval = -1;
}
break;
}
if (handler == NULL) {
fprintf(stderr, "Unknown option: --%s\n", cmdarg);
lc_errno = LC_ERR_INVCMD;
free(usedargv);
free(newargv);
return(-1);
}
} else {
for (; *cmdarg != '\0'; cmdarg++) {
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if (handler->type == LC_VAR_NONE || handler->type == LC_VAR_BOOL_BY_EXISTANCE) {
cmdoptarg = NULL;
} else {
cmdargidx++;
if (cmdargidx >= argc) {
fprintf(stderr, "Argument required.\n");
lc_errfile = local_lc_errfile;
lc_errline = local_lc_errline;
lc_errno = LC_ERR_BADFORMAT;
free(usedargv);
free(newargv);
return(-1);
}
cmdoptarg = argv[cmdargidx];
newargv[newargvidx++] = cmdoptarg;
usedargv[cmdargidx] = 1;
}
chkretval = lc_handle(handler, handler->var, NULL, cmdoptarg, LC_FLAGS_CMDLINE);
if (chkretval < 0) {
retval = -1;
}
break;
}
if (handler == NULL) {
fprintf(stderr, "Unknown option: --%s\n", cmdarg);
lc_errfile = local_lc_errfile;
lc_errline = local_lc_errline;
lc_errno = LC_ERR_INVCMD;
free(usedargv);
free(newargv);
return(-1);
}
} else {
for (; *cmdarg != '\0'; cmdarg++) {
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if (handler->type == LC_VAR_NONE || handler->type == LC_VAR_BOOL_BY_EXISTANCE) {
cmdoptarg = NULL;
} else {
cmdargidx++;
if (cmdargidx >= argc) {
fprintf(stderr, "Argument required.\n");
lc_errno = LC_ERR_BADFORMAT;
free(usedargv);
free(newargv);
return(-1);
}
cmdoptarg = argv[cmdargidx];
newargv[newargvidx++] = cmdoptarg;
usedargv[cmdargidx] = 1;
}
chkretval = lc_handle(handler, handler->var, NULL, cmdoptarg, LC_FLAGS_CMDLINE);
if (chkretval < 0) {
retval = -1;
}
break;
}
if (handler == NULL) {
fprintf(stderr, "Unknown option: -%c\n", ch);
lc_errno = LC_ERR_INVCMD;
free(usedargv);
free(newargv);
return(-1);
}
}
}
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if (handler->type == LC_VAR_NONE || handler->type == LC_VAR_BOOL_BY_EXISTANCE) {
cmdoptarg = NULL;
} else {
cmdargidx++;
if (cmdargidx >= argc) {
fprintf(stderr, "Argument required.\n");
lc_errfile = local_lc_errfile;
lc_errline = local_lc_errline;
lc_errno = LC_ERR_BADFORMAT;
free(usedargv);
free(newargv);
return(-1);
}
cmdoptarg = argv[cmdargidx];
newargv[newargvidx++] = cmdoptarg;
usedargv[cmdargidx] = 1;
}
chkretval = lc_handle(handler, handler->var, NULL, cmdoptarg, LC_FLAGS_CMDLINE);
if (chkretval < 0) {
lc_errfile = local_lc_errfile;
lc_errline = local_lc_errline;
retval = -1;
}
break;
}
if (handler == NULL) {
fprintf(stderr, "Unknown option: -%c\n", ch);
lc_errfile = local_lc_errfile;
lc_errline = local_lc_errline;
lc_errno = LC_ERR_INVCMD;
free(usedargv);
free(newargv);
return(-1);
}
}
}
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| ︙ | | | ︙ | |
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lc_errno = LC_ERR_NONE;
return(retval);
}
char *lc_geterrstr(void) {
char *retval = NULL;
switch (lc_errno) {
case LC_ERR_NONE:
retval = "Success";
break;
case LC_ERR_INVCMD:
retval = "Invalid command";
break;
case LC_ERR_INVSECTION:
retval = "Invalid section";
break;
case LC_ERR_INVDATA:
retval = "Invalid application data (internal error)";
break;
case LC_ERR_BADFORMAT:
retval = "Bad data specified or incorrect format.";
break;
case LC_ERR_CANTOPEN:
retval = "Can't open file.";
break;
case LC_ERR_CALLBACK:
retval = "Error return from application handler.";
break;
case LC_ERR_ENOMEM:
retval = "Insuffcient memory.";
break;
}
lc_errno = LC_ERR_NONE;
if (retval != NULL) {
return(retval);
}
return("Unknown error");
}
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lc_errno = LC_ERR_NONE;
return(retval);
}
char *lc_geterrstr(void) {
static char retval[512];
char *errmsg = NULL;
switch (lc_errno) {
case LC_ERR_NONE:
errmsg = "Success";
break;
case LC_ERR_INVCMD:
errmsg = "Invalid command or option";
break;
case LC_ERR_INVSECTION:
errmsg = "Invalid section";
break;
case LC_ERR_INVDATA:
errmsg = "Invalid application data (internal error)";
break;
case LC_ERR_BADFORMAT:
errmsg = "Bad data specified or incorrect format.";
break;
case LC_ERR_CANTOPEN:
errmsg = "Can't open file.";
break;
case LC_ERR_CALLBACK:
errmsg = "Error return from application handler.";
break;
case LC_ERR_ENOMEM:
errmsg = "Insuffcient memory.";
break;
}
/*
* This is not part of the switch statement so we will get warnings
* about unhandled enum values.
*/
if (errmsg == NULL) {
errmsg = "Unknown error";
}
if (lc_errfile == NULL) {
snprintf(retval, sizeof(retval), "%s:%i: %s", "<no file>", lc_errline, errmsg);
} else {
snprintf(retval, sizeof(retval), "%s:%i: %s", lc_errfile, lc_errline, errmsg);
}
retval[sizeof(retval) - 1] = '\0';
return(retval);
}
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