utils/ethc.c

   1 #include <libex/array.h>
   2 #include <libex/file.h>
   3 #include "ether.h"
   4 #include "linenoise.h"
   5 #if 0
   6 int mint (const char *to, const char *amount_str) {
   7     if (!to) {
   8         dprintf(STDERR_FILENO, "destination address expected\n");
   9         return 1;
  10     }
  11     if (!amount_str) {
  12         dprintf(STDERR_FILENO, "amount expected\n");
  13         return 1;
  14     }
  15
  16     str_t *contract_def = load_all_file(contract_file, 64, 65535);
  17     if (contract_def) {
  18         int rc = -1;
  19         eth_contract_t *contract = eth_load_contract(contract_addr, contract_def->ptr, contract_def->len);
  20         eth_ctx_t ctx;
  21         int unlocked = eth_unlock_account(auth_addr, pass);
  22         switch (unlocked) {
  23             case -1:
  24                 dprintf(STDERR_FILENO, "%d: %s\n", eth_errcode, eth_errmsg);
  25                 goto done;
  26             case 0:
  27                 dprintf(STDERR_FILENO, "illegal password\n");
  28                 goto done;
  29             default: break;
  30         }
  31         mpz_t amount;
  32         mpz_init_set_str(amount, amount_str, 10);
  33         memset(&ctx, 0, sizeof(eth_ctx_t));
  34         if (-1 == eth_prepare_exec(contract, from_addr, "mint(address,uint256)", &ctx))
  35             goto done;
  36         eth_param_address(&ctx, to);
  37         eth_param_int(&ctx, amount);
  38         if (-1 == (rc = eth_exec(&ctx, ETH_NULL, NULL, ETH_NULL)))
  39             dprintf(STDERR_FILENO, "%d: %s\n", eth_errcode, eth_errmsg);
  40         else
  41             dprintf(STDOUT_FILENO, "%s\n", ctx.result->ptr);
  42 done:
  43         eth_ctx_clear(&ctx);
  44         eth_free_contract(contract);
  45         free(contract_def);
  46         return -rc;
  47     }
  48     return 1;
  49 }
  50 #endif
  51 static void linenoise_ac (char *buf, int *posp, int len, size_t cols) {
  52     static const char *cstr = "quit";
  53     if (len > 0 && len < 4 && *posp > 0) {
  54         for (int i = 0; i < *posp; ++i)
  55             if (buf[i] != cstr[i]) return;
  56         strcpy(buf, "quit");
  57         *posp = strlen(buf);
  58     }
  59 }
  60
  61 int main (int argc, const char *argv[]) {
  62     char *line;
  63     curl_global_init(CURL_GLOBAL_ALL);
  64     linenoiseHistoryLoadFile("history.txt");
  65     linenoiseACHook = linenoise_ac;
  66     while ((line = linenoise("> "))) {
  67         if (*line) {
  68             char *ptr = line;
  69             strptr_t tok;
  70             size_t len;
  71             if (!strcmp(line, "quit"))
  72                 break;
  73             len = strlen(line);
  74             if (0 == strntok(&ptr, &len, CONST_STR_LEN(STR_SPACES), &tok)) {
  75                 if (0 == cmpstr(tok.ptr, tok.len, CONST_STR_LEN("new_account"))) {
  76                     if (0 == strntok(&ptr, &len, CONST_STR_LEN(STR_SPACES), &tok)) {
  77                         char address [65], *pass = strndup(tok.ptr, tok.len);
  78                         if (eth_new_account(pass, address, sizeof(address)))
  79                             printf("%s\n", address);
  80                         else
  81                             printf("%d: %s\n", coin_errcode, coin_errmsg);
  82                         free(pass);
  83                     }
  84                 }
  85             }
  86             linenoiseHistoryAdd(line);
  87         }
  88     }
  89     linenoiseHistorySaveFile("history.txt");
  90     curl_global_cleanup();
  91     return 0;
  92 }