Working .PKGINFO read function!
ci/woodpecker/push/woodpecker Pipeline was successful Details

pull/14/head
Jef Roosens 2022-01-13 12:35:05 +01:00
parent fd334d93a2
commit f49992d452
Signed by: Jef Roosens
GPG Key ID: 955C0660072F691F
4 changed files with 65 additions and 36 deletions

6
.gitignore vendored
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@ -1,7 +1,11 @@
*.c *.c
data/ data/
# Build artifacts
vieter vieter
vieter-prod dvieter
pvieter
vieter.c
# Ignore testing files # Ignore testing files
*.pkg* *.pkg*

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@ -10,17 +10,24 @@ LARCHIVE_LIB := $(LARCHIVE_DIR)/libarchive/libarchive.so
# V := LDFLAGS=$(PWD)/$(LARCHIVE_LIB) v -cflags '-I$(PWD)/$(LARCHIVE_DIR) -I $(PWD)/$(LARCHIVE_DIR)' # V := LDFLAGS=$(PWD)/$(LARCHIVE_LIB) v -cflags '-I$(PWD)/$(LARCHIVE_DIR) -I $(PWD)/$(LARCHIVE_DIR)'
V := v V := v
all: vieter
# =====COMPILATION===== # =====COMPILATION=====
.PHONY: debug # Regular binary
debug: vieter
vieter: $(SOURCES) vieter: $(SOURCES)
$(V) -cg -o vieter $(SRC_DIR) $(V) -g -o vieter $(SRC_DIR)
# Debug build using gcc
.PHONY: debug
debug: dvieter
dvieter: $(SOURCES)
$(V) -keepc -cg -cc gcc -o dvieter $(SRC_DIR)
# Optimised production build
.PHONY: prod .PHONY: prod
prod: vieter-prod prod: pvieter
vieter-prod: $(SOURCES) pvieter: $(SOURCES)
$(V) -o vieter-prod -prod $(SRC_DIR) $(V) -o pvieter -prod $(SRC_DIR)
.PHONY: c .PHONY: c
c: c:
@ -30,7 +37,7 @@ c:
# =====EXECUTION===== # =====EXECUTION=====
# Run the server in the default 'data' directory # Run the server in the default 'data' directory
.PHONY: run .PHONY: run
run: debug run: vieter
API_KEY=test REPO_DIR=data LOG_LEVEL=DEBUG ./vieter API_KEY=test REPO_DIR=data LOG_LEVEL=DEBUG ./vieter
.PHONY: run-prod .PHONY: run-prod
@ -69,4 +76,4 @@ $(LARCHIVE_LIB):
'$(MAKE)' -C "libarchive-${LARCHIVE_VER}" '$(MAKE)' -C "libarchive-${LARCHIVE_VER}"
clean: clean:
rm -rf '$(LARCHIVE_DIR)' 'data' 'vieter' 'vieter-prod' rm -rf '$(LARCHIVE_DIR)' 'data' 'vieter' 'dvieter' 'pvieter' 'vieter.c'

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@ -1,8 +1,11 @@
module archive module archive
import os
#flag -larchive #flag -larchive
#include "archive.h" #include "archive.h"
#include "archive_entry.h" #include "archive_entry.h"
#include <string.h>
struct C.archive {} struct C.archive {}
@ -10,66 +13,75 @@ struct C.archive_entry {}
// Create a new archive struct // Create a new archive struct
fn C.archive_read_new() &C.archive fn C.archive_read_new() &C.archive
fn C.archive_entry_new() &C.archive_entry
fn C.archive_read_support_filter_all(&C.archive) fn C.archive_read_support_filter_all(&C.archive)
fn C.archive_read_support_format_all(&C.archive) fn C.archive_read_support_format_all(&C.archive)
// Open an archive for reading
fn C.archive_read_open_filename(&C.archive, &char, int) int fn C.archive_read_open_filename(&C.archive, &char, int) int
fn C.archive_read_next_header(&C.archive, &&C.archive_entry) int fn C.archive_read_next_header(&C.archive, &&C.archive_entry) int
fn C.archive_read_next_header2(&C.archive, &C.archive_entry) int
fn C.archive_entry_pathname(&C.archive_entry) &char fn C.archive_entry_pathname(&C.archive_entry) &char
fn C.archive_read_data_skip(&C.archive) fn C.archive_read_data_skip(&C.archive)
fn C.archive_read_free(&C.archive) int fn C.archive_read_free(&C.archive) int
fn C.archive_read_data(&C.archive, voidptr, int) fn C.archive_read_data(&C.archive, voidptr, int)
fn C.archive_entry_size(&C.archive_entry) int fn C.archive_entry_size(&C.archive_entry) int
pub fn list_filenames() { fn C.strcmp(&char, &char) int
a := C.archive_read_new()
entry := &C.archive_entry{}
mut r := 0
C.archive_read_support_filter_all(a) // pub fn list_filenames() {
C.archive_read_support_format_all(a) // a := C.archive_read_new()
// entry := &C.archive_entry{}
// mut r := 0
r = C.archive_read_open_filename(a, c'test/homebank-5.5.1-1-x86_64.pkg.tar.zst', 10240) // C.archive_read_support_filter_all(a)
// C.archive_read_support_format_all(a)
for (C.archive_read_next_header(a, &entry) == C.ARCHIVE_OK) { // r = C.archive_read_open_filename(a, c'test/homebank-5.5.1-1-x86_64.pkg.tar.zst', 10240)
println(cstring_to_vstring(C.archive_entry_pathname(entry)))
C.archive_read_data_skip(a) // Note 2
}
r = C.archive_read_free(a) // Note 3 // for (C.archive_read_next_header(a, &entry) == C.ARCHIVE_OK) {
} // println(cstring_to_vstring(C.archive_entry_pathname(entry)))
// C.archive_read_data_skip(a) // Note 2
// }
// r = C.archive_read_free(a) // Note 3
// }
pub fn get_pkg_info(pkg_path string) ?string { pub fn get_pkg_info(pkg_path string) ?string {
if !os.is_file(pkg_path) {
return error("'$pkg_path' doesn't exist or isn't a file.")
}
a := C.archive_read_new() a := C.archive_read_new()
entry := &C.archive_entry{} entry := C.archive_entry_new()
mut r := 0 mut r := 0
C.archive_read_support_filter_all(a) C.archive_read_support_filter_all(a)
C.archive_read_support_format_all(a) C.archive_read_support_format_all(a)
// TODO find out where does this 10240 come from // TODO find out where does this 10240 come from
println('1')
r = C.archive_read_open_filename(a, &char(pkg_path.str), 10240) r = C.archive_read_open_filename(a, &char(pkg_path.str), 10240)
defer {
C.archive_read_free(a)
}
if r != C.ARCHIVE_OK { if r != C.ARCHIVE_OK {
return error('Failed to open package.') return error('Failed to open package.')
} }
println('2')
// We iterate over every header in search of the .PKGINFO one // We iterate over every header in search of the .PKGINFO one
mut buf := []byte{} mut buf := voidptr(0)
for C.archive_read_next_header(a, &entry) == C.ARCHIVE_OK { for C.archive_read_next_header(a, &entry) == C.ARCHIVE_OK {
// TODO possibly avoid this cstring_to_vstring if C.strcmp(C.archive_entry_pathname(entry), c'.PKGINFO') == 0 {
if cstring_to_vstring(C.archive_entry_pathname(entry)) == '.PKGINFO' {
size := C.archive_entry_size(entry) size := C.archive_entry_size(entry)
buf = []byte{len: size} // TODO can this unsafe block be avoided?
C.archive_read_data(a, voidptr(&buf), size) buf = unsafe { malloc(size) }
C.archive_read_data(a, voidptr(buf), size)
break break
}else{ }else{
C.archive_read_data_skip(a) C.archive_read_data_skip(a)
} }
} }
r = C.archive_read_free(a) // Note 3 return unsafe { cstring_to_vstring(&char(buf)) }
return buf.bytestr()
} }

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@ -54,7 +54,7 @@ fn reader_to_file(mut reader io.BufferedReader, length int, path string) ? {
} }
} }
fn main() { fn main2() {
// Configure logger // Configure logger
log_level_str := os.getenv_opt('LOG_LEVEL') or { 'WARN' } log_level_str := os.getenv_opt('LOG_LEVEL') or { 'WARN' }
log_level := log.level_from_tag(log_level_str) or { log_level := log.level_from_tag(log_level_str) or {
@ -95,12 +95,18 @@ fn main() {
logger.info("Created package directory '$repo.pkg_dir()'.") logger.info("Created package directory '$repo.pkg_dir()'.")
} }
archive.get_pkg_info('test/homebank-5.5.1-1-x86_64.pkg.tar.zst') or {
eprintln(err.msg)
}
web.run(&App{ web.run(&App{
logger: logger logger: logger
api_key: key api_key: key
repo: repo repo: repo
}, port) }, port)
} }
fn main() {
// archive.list_filenames()
info := archive.get_pkg_info('test/jjr-joplin-desktop-2.6.10-4-x86_64.pkg.tar.zst') or {
eprintln(err.msg)
return
}
println(info)
}