Spencer/guestfs-inspect
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Move function implementations out of the header file.

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This commit is contained in:
Robby Zambito
2024-03-06 20:15:40 -05:00
parent 5f98d369fa
commit bc7ccbd805
3 changed files with 116 additions and 108 deletions
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4
Makefile
View File

@@ -1,7 +1,7 @@
daemon:
gcc -ggdb3 -Wall guestfs-inspectd.c -o guestfs-inspectd `pkg-config libguestfs libczmq --cflags --libs`
gcc -ggdb3 -Wall guestfs-inspectd.c libguestfs-inspect.c -o guestfs-inspectd `pkg-config libguestfs libczmq --cflags --libs`
client:
gcc -ggdb3 -Wall guestfs-inspect.c -o guestfs-inspect `pkg-config libguestfs libczmq --cflags --libs`
gcc -ggdb3 -Wall guestfs-inspect.c libguestfs-inspect.c -o guestfs-inspect `pkg-config libguestfs libczmq --cflags --libs`
build: daemon client

110
libguestfs-inspect.c Normal file
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@@ -0,0 +1,110 @@
#include <czmq.h>
#include "libguestfs-inspect.h"
char *guestfs_inspect_endpoint() {
const char *guestfs_inspect_endpoint = getenv("GUESTFS_INSPECT_ENDPOINT");
const char *socket_file_name = "/guestfs-inspect.sock";
char *res = NULL;
if (guestfs_inspect_endpoint) {
res = malloc(strlen(guestfs_inspect_endpoint) + 1);
strcpy(res, guestfs_inspect_endpoint);
} else {
const char *xdg_runtime_dir = getenv("XDG_RUNTIME_DIR");
if (xdg_runtime_dir) {
res = malloc(strlen(xdg_runtime_dir) + strlen(socket_file_name) + strlen("ipc://") + 1);
strcpy(res, "ipc://");
strcat(res, xdg_runtime_dir);
strcat(res, socket_file_name);
} else {
const char *tmp_dir = "/tmp";
res = malloc(strlen(tmp_dir) + strlen(socket_file_name) + strlen("ipc://") + 1);
strcpy(res, "ipc://");
strcat(res, tmp_dir);
strcat(res, socket_file_name);
}
}
return res;
}
zmsg_t *guestfs_inspect_command_to_zmsg(struct guestfs_inpsect_command *command) {
zmsg_t *res = zmsg_new();
zmsg_addstr(res, command->name);
zmsg_addmem(res, &(command->command), sizeof(command->command));
switch (command->command) {
case GUESTFS_COMMAND_LS:
zmsg_addmem(res, &(command->args.ls.paths_length), sizeof(command->args.ls.paths_length));
for (size_t i = 0; i < (command->args.ls.paths_length); i++) {
zmsg_addstr(res, command->args.ls.paths[i]);
}
break;
case GUESTFS_COMMAND_CAT:
zmsg_addmem(res, &(command->args.cat.paths_length), sizeof(command->args.cat.paths_length));
for (size_t i = 0; i < (command->args.cat.paths_length); i++) {
zmsg_addstr(res, command->args.cat.paths[i]);
}
break;
}
return res;
}
struct guestfs_inpsect_command *guestfs_inspect_zmsg_to_command(zmsg_t *msg) {
struct guestfs_inpsect_command *res = malloc(sizeof(struct guestfs_inpsect_command));
res->name = zmsg_popstr(msg);
zframe_t *next = zmsg_pop(msg);
res->command = *(zframe_data(next));
free(next);
switch (res->command) {
case GUESTFS_COMMAND_LS:
next = zmsg_pop(msg);
res->args.ls.paths_length = *(zframe_data(next));
free(next);
res->args.ls.paths = calloc(res->args.ls.paths_length, sizeof(char *));
for (size_t i = 0; i < res->args.ls.paths_length; i++) {
res->args.ls.paths[i] = zmsg_popstr(msg);
}
break;
case GUESTFS_COMMAND_CAT:
next = zmsg_pop(msg);
res->args.cat.paths_length = *(zframe_data(next));
free(next);
res->args.cat.paths = calloc(res->args.cat.paths_length, sizeof(char *));
for (size_t i = 0; i < res->args.cat.paths_length; i++) {
res->args.cat.paths[i] = zmsg_popstr(msg);
}
break;
}
return res;
}
void guestfs_inspect_command_destroy(struct guestfs_inpsect_command **c) {
free((*c)->name);
switch ((*c)->command) {
case GUESTFS_COMMAND_LS:
for (size_t i = 0; i < (*c)->args.ls.paths_length; i++) {
free((*c)->args.ls.paths[i]);
}
free((*c)->args.ls.paths);
break;
case GUESTFS_COMMAND_CAT:
for (size_t i = 0; i < (*c)->args.cat.paths_length; i++) {
free((*c)->args.cat.paths[i]);
}
free((*c)->args.cat.paths);
break;
}
free(*c);
*c = NULL;
}

110
libguestfs-inspect.h
View File

@@ -28,111 +28,9 @@ struct guestfs_inpsect_command {
} args;
};
char *guestfs_inspect_endpoint() {
const char *guestfs_inspect_endpoint = getenv("GUESTFS_INSPECT_ENDPOINT");
const char *socket_file_name = "/guestfs-inspect.sock";
char *res = NULL;
if (guestfs_inspect_endpoint) {
res = malloc(strlen(guestfs_inspect_endpoint) + 1);
strcpy(res, guestfs_inspect_endpoint);
} else {
const char *xdg_runtime_dir = getenv("XDG_RUNTIME_DIR");
if (xdg_runtime_dir) {
res = malloc(strlen(xdg_runtime_dir) + strlen(socket_file_name) + strlen("ipc://") + 1);
strcpy(res, "ipc://");
strcat(res, xdg_runtime_dir);
strcat(res, socket_file_name);
} else {
const char *tmp_dir = "/tmp";
res = malloc(strlen(tmp_dir) + strlen(socket_file_name) + strlen("ipc://") + 1);
strcpy(res, "ipc://");
strcat(res, tmp_dir);
strcat(res, socket_file_name);
}
}
return res;
}
zmsg_t *guestfs_inspect_command_to_zmsg(struct guestfs_inpsect_command *command) {
zmsg_t *res = zmsg_new();
zmsg_addstr(res, command->name);
zmsg_addmem(res, &(command->command), sizeof(command->command));
switch (command->command) {
case GUESTFS_COMMAND_LS:
zmsg_addmem(res, &(command->args.ls.paths_length), sizeof(command->args.ls.paths_length));
for (size_t i = 0; i < (command->args.ls.paths_length); i++) {
zmsg_addstr(res, command->args.ls.paths[i]);
}
break;
case GUESTFS_COMMAND_CAT:
zmsg_addmem(res, &(command->args.cat.paths_length), sizeof(command->args.cat.paths_length));
for (size_t i = 0; i < (command->args.cat.paths_length); i++) {
zmsg_addstr(res, command->args.cat.paths[i]);
}
break;
}
return res;
}
struct guestfs_inpsect_command *guestfs_inspect_zmsg_to_command(zmsg_t *msg) {
struct guestfs_inpsect_command *res = malloc(sizeof(struct guestfs_inpsect_command));
res->name = zmsg_popstr(msg);
zframe_t *next = zmsg_pop(msg);
res->command = *(zframe_data(next));
free(next);
switch (res->command) {
case GUESTFS_COMMAND_LS:
next = zmsg_pop(msg);
res->args.ls.paths_length = *(zframe_data(next));
free(next);
res->args.ls.paths = calloc(res->args.ls.paths_length, sizeof(char *));
for (size_t i = 0; i < res->args.ls.paths_length; i++) {
res->args.ls.paths[i] = zmsg_popstr(msg);
}
break;
case GUESTFS_COMMAND_CAT:
next = zmsg_pop(msg);
res->args.cat.paths_length = *(zframe_data(next));
free(next);
res->args.cat.paths = calloc(res->args.cat.paths_length, sizeof(char *));
for (size_t i = 0; i < res->args.cat.paths_length; i++) {
res->args.cat.paths[i] = zmsg_popstr(msg);
}
break;
}
return res;
}
void guestfs_inspect_command_destroy(struct guestfs_inpsect_command **c) {
free((*c)->name);
switch ((*c)->command) {
case GUESTFS_COMMAND_LS:
for (size_t i = 0; i < (*c)->args.ls.paths_length; i++) {
free((*c)->args.ls.paths[i]);
}
free((*c)->args.ls.paths);
break;
case GUESTFS_COMMAND_CAT:
for (size_t i = 0; i < (*c)->args.cat.paths_length; i++) {
free((*c)->args.cat.paths[i]);
}
free((*c)->args.cat.paths);
break;
}
free(*c);
*c = NULL;
}
char *guestfs_inspect_endpoint(void);
zmsg_t *guestfs_inspect_command_to_zmsg(struct guestfs_inpsect_command *command);
struct guestfs_inpsect_command *guestfs_inspect_zmsg_to_command(zmsg_t *msg);
void guestfs_inspect_command_destroy(struct guestfs_inpsect_command **c);
#endif // LIBGUESTFS_INSPECT_H