osc/utils.h

#pragma once

#include <stdlib.h>
#include <stdbool.h>

#include "curl.h"

#define MAX_BUF_SZ 2048

enum environment_variable_key {
    OS_AUTH_TYPE,
    OS_AUTH_URL,
    OS_IDENTITY_API_VERSION,
    OS_INTERFACE,
    OS_PASSWORD,
    OS_PROJECT_DOMAIN_NAME,
    OS_PROJECT_ID,
    OS_PROJECT_NAME,
    OS_REGION_NAME,
    OS_USER_DOMAIN_NAME,
    OS_USERNAME,
    n_vars
};

struct environment_variable {
    char *name;
    char *val;
    bool req;
};

extern struct environment_variable env[n_vars];

struct command {
    char *name;
    int (*fn)(int argc, char **argv);
};
// https://stackoverflow.com/a/40706869/10210798
#define CMD_DEF(f) { #f, f }

// Keep track of where we are in the subcommand stack, eg for adding to help/usage messages.
extern int subcommand_depth;
extern char *subcommand_breadcrumbs;
void usage();

#define WHEREAMI() { printf("In %s:%d, function '%s'\n", __FILE__, __LINE__, __func__); }

void get_environment_variables();
void print_credentials();
void api_url_build(char *url, const char *endpoint, const char *path);
void get_interface_endpoint(char *url, const char *endpoint);
void print_response(const struct string *s, const char *item);
void common_main(int argc, char **argv, struct command *subcommands);