72 lines
2.1 KiB
C
72 lines
2.1 KiB
C
#include "../std.h"
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#include "../str.h"
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#include <assert.h>
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#include <stdarg.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <sys/socket.h>
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#include <sys/un.h>
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#include <tgmath.h>
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void *com_std_alloc(void *ptr, size_t size) {
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return size != 0 ? realloc(ptr, size) : (free(ptr), NULL);
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}
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void com_std_assert(bool holds) { assert(holds); }
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void com_std_printf(char const *fmt, ...) {
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va_list args;
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va_start(args, fmt);
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vprintf(fmt, args);
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va_end(args);
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}
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double com_std_sqrt(double v) { return sqrt(v); }
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double com_std_fabs(double v) { return fabs(v); }
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double com_std_sin(double v) { return sin(v); }
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double com_std_cos(double v) { return cos(v); }
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com_std_fd com_std_open(char const *path, uint32_t flags) {
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com_std_assert(flags != 0);
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char *mode = flags & COM_STD_OPEN_READ && flags & COM_STD_OPEN_WRITE ? "r+"
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: flags & COM_STD_OPEN_READ ? "r"
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: "w";
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return fopen(path, mode);
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}
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bool com_std_write(com_std_fd fd, void const *data, uint32_t bytes) {
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com_std_assert(fd != NULL && data != NULL && bytes != 0);
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bool s = fwrite(data, 1, bytes, fd) == bytes;
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fflush(fd);
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return s;
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}
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int32_t com_std_read(com_std_fd fd, void *data, uint32_t upto) {
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com_std_assert(fd != NULL && data != NULL && upto != 0);
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return fread(data, 1, upto, fd);
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}
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bool com_std_sfwd(com_std_fd fd, uint32_t bytes) {
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com_std_assert(fd != NULL && bytes != 0);
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return fseek(fd, bytes, SEEK_CUR) == 0;
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}
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com_std_fd com_std_socket(bool isnetwork) {
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if (!isnetwork) {
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int sockfd = socket(AF_UNIX, SOCK_STREAM, 0);
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return fdopen(sockfd, "w+b");
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} else
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return NULL;
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}
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bool com_std_connect(com_std_fd fd, bool isnetwork, char const *address) {
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com_std_assert(address != NULL);
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if (!isnetwork) {
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struct sockaddr_un addr = {.sun_family = AF_UNIX};
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__builtin_memcpy(&addr.sun_path, address, com_str_ext_len(address));
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return connect(fileno(fd), (struct sockaddr *)&addr, sizeof(addr)) == 0;
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} else
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return NULL;
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}
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void com_std_exit(uint32_t status) { exit(status); }
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void com_std_close(com_std_fd fd) { fclose(fd); }
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