Move write_all convenience function to common.
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5a0b8b2ea7
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142b526a97
@ -58,5 +58,11 @@ int guac_terminal_encode_utf8(int codepoint, char* utf8);
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*/
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bool guac_terminal_has_glyph(int codepoint);
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/**
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* Similar to write, but automatically retries the write operation until
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* an error occurs.
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*/
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int guac_terminal_write_all(int fd, const char* buffer, int size);
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#endif
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@ -36,6 +36,7 @@
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* ***** END LICENSE BLOCK ***** */
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#include <stdbool.h>
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#include <unistd.h>
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int guac_terminal_fit_to_range(int value, int min, int max) {
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@ -98,3 +99,23 @@ bool guac_terminal_has_glyph(int codepoint) {
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&& codepoint != ' ';
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}
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int guac_terminal_write_all(int fd, const char* buffer, int size) {
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int remaining = size;
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while (remaining > 0) {
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/* Attempt to write data */
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int ret_val = write(fd, buffer, remaining);
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if (ret_val <= 0)
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return -1;
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/* If successful, contine with what data remains (if any) */
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remaining -= ret_val;
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buffer += ret_val;
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}
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return size;
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}
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@ -45,30 +45,7 @@
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#include <guacamole/socket.h>
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#include "client.h"
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/**
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* Similar to write, but automatically retries the write operation until
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* an error occurs.
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*/
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static int __write_all(int fd, const char* buffer, int size) {
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int remaining = size;
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while (remaining > 0) {
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/* Attempt to write data */
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int ret_val = write(fd, buffer, remaining);
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if (ret_val <= 0)
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return -1;
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/* If successful, contine with what data remains (if any) */
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remaining -= ret_val;
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buffer += ret_val;
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}
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return size;
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}
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#include "common.h"
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/**
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* Reads a single line from STDIN.
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@ -85,7 +62,7 @@ static char* prompt(guac_client* client, const char* title, char* str, int size,
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int stdout_fd = client_data->term->stdout_pipe_fd[1];
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/* Print title */
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__write_all(stdout_fd, title, strlen(title));
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guac_terminal_write_all(stdout_fd, title, strlen(title));
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/* Make room for null terminator */
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size--;
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@ -98,14 +75,14 @@ static char* prompt(guac_client* client, const char* title, char* str, int size,
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if (in_byte == 0x08) {
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if (pos > 0) {
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__write_all(stdout_fd, "\b \b", 3);
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guac_terminal_write_all(stdout_fd, "\b \b", 3);
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pos--;
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}
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}
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/* Newline (end of input */
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else if (in_byte == 0x0A) {
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__write_all(stdout_fd, "\r\n", 2);
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guac_terminal_write_all(stdout_fd, "\r\n", 2);
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break;
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}
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@ -116,9 +93,9 @@ static char* prompt(guac_client* client, const char* title, char* str, int size,
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/* Print character if echoing */
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if (echo)
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__write_all(stdout_fd, &in_byte, 1);
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guac_terminal_write_all(stdout_fd, &in_byte, 1);
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else
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__write_all(stdout_fd, "*", 1);
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guac_terminal_write_all(stdout_fd, "*", 1);
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}
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@ -251,7 +228,7 @@ void* ssh_client_thread(void* data) {
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continue;
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if (bytes_read > 0)
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__write_all(stdout_fd, buffer, bytes_read);
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guac_terminal_write_all(stdout_fd, buffer, bytes_read);
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}
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